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This document is provided by JAXA.
This document is provided by JAXA.
ᖹᡂ 22 ᖺᗘ JAXA 䝇䞊䝟䞊䝁䞁䝢䝳䞊䝍䝅䝇䝔䝮฼⏝ᡂᯝሗ࿌
JAXA Supercomputer System Technical Summaries 2010
㻌
┠㻌
┠ 㻌 㻌ḟ
ḟ
࠙ᡂᯝᴫせࠚ
⯟✵ᢏ⾡
㟼⢔㉸㡢㏿ᶵ࿘ࡾࡢὶࢀࡢゎᯒ ·················································································
࣐࢖ࢡࣟࢪ࢙ࢵࢺᄇᑕ࡟ࡼࡿࢪ࢙ࢵࢺ㦁㡢పῶ໬ࡢ኱つᶍ LES ゎᯒ ·······························
ࢪ࢙ࢵࢺ㦁㡢పῶ⏝ࢹࣂ࢖ࢫࡢ LES ゎᯒ····································································
ࣇ࢓ࣥ㠀ᐃᖖὶࢀゎᯒ······························································································
㉸㡢㏿ᶵᙧែࡢప㏿㧗㏄ゅ㣕⾜᫬ࡢࣞ࢖ࣀࣝࢬᩘຠᯝ ···················································
㧗㏿ὶయゎᯒࢯࣝࣂ FaSTAR ࡢ㛤Ⓨ ··········································································
භ㠃య⮬ື᱁Ꮚ⏕ᡂࢯࣇࢺ HexaGrid ࡢ㛤Ⓨ ·······························································
ከᏍቨࣔࢹࣝࢆ⏝࠸ࡓ㑄㡢㏿㢼Ὕࡢቨᨭᣢᖸ΅ゎᯒ ······················································
㢼ὝෆὶࢀゎᯒࡢࡓࡵࡢከᏍቨࣔࢹࣝࡢ㛤Ⓨ ·······························································
ᐇᅾ኱Ẽຠᯝࢆ⪃៖ࡋࡓࢯࢽࢵࢡࣈ࣮࣒ண ·······························································
ᵓ㐀యࡢ᣺ືゎᯒ····································································································
㧗ࣞ࢖ࣀࣝࢬᩘ࡟࠾ࡅࡿᅽ⦰ᛶள㡢㏿ὶࡢ㧗⢭ᗘゎᯒἲࡢ◊✲ ·······································
⯟✵ᶵ㦁㡢࡟㛵㐃ࡋࡓ㡢㡪ࢩ࣑࣮ࣗࣞࢩࣙࣥ࡬ࡢᛂ⏝࡟㛵ࡍࡿ◊✲·································
࢚ࣥࢪࣥ᤼Ẽࢆྵࡴ✵ຊ≉ᛶ᥎⟬ᩘ್ゎᯒᢏ⾡ࡢ◊✲ ···················································
ὶయ࣭⇕ఏᑟ㐃ᡂᩘ್ゎᯒ࡜ᅛయ⇕ఏᑟࡢ㐃ᦠ ····························································
⯟✵ᶵࡢ✵ຊ࣭㦁㡢࡟㛵ࡍࡿ◊✲ ··············································································
CFD ࡢᑠᆺ᪑ᐈᶵタィ㐺⏝࡟㛵ࡍࡿ◊✲ ····································································
⯟✵ᶵᶵయ✵ຊ㦁㡢ࡢపῶ࡜ண ࡟㛵ࡍࡿ◊✲ ····························································
ᩘ್ィ⟬࡟ࡼࡿ⯟✵ᶵ࿘ࡾ࡟࠾ࡅࡿᆅ㠃ຠᯝࡢ᳨ド ······················································
ከ㔜᪕ᅇ࢚࢔ࣈࣛࢫࢺࣀࢬࣝ࠿ࡽᙧᡂࡉࢀࡿ᪕ᅇὶࢀሙࡢᩘ್ゎᯒ·································
༢ẁࣇ࢓ࣥࡢ㠀ᐃᖖὶࢀゎᯒ ····················································································
UPACS ࢆ⏝࠸ࡓ᣺ື⩼ิࡢ㠀ᐃᖖ✵ຊ≉ᛶ࡟㛵ࡍࡿ◊✲··············································
⯟✵ᶵ᤼Ẽࡢᗈᇦᩘ್ゎᯒ ·······················································································
㉸㡢㏿㢼Ὕࡢጞື≉ᛶ࡟ࡘ࠸࡚ ·················································································
ࢯࢽࢵࢡࣈ࣮࣒᥎⟬ࡢࡓࡵࡢ㧗⢭ᗘ㏆ഐሙᅽຊἼᙧ᥎⟬ᢏ⾡࡟㛵ࡍࡿ◊✲························
࣊ࣜࢥࣉࢱࡢప㦁㡢໬ᢏ⾡࡟㛵ࡍࡿᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥ ·············································
㟼⢔㉸㡢㏿◊✲ᶵ⏝࢖ࣥࢸ࣮ࢡࡢタィ࡜ᛶ⬟ゎᯒ ·························································
ࢹࢪࢱࣝ/࢔ࢼࣟࢢ࣭ࣁ࢖ࣈࣜࢵࢻ㢼Ὕࢩࢫࢸ࣒㛤Ⓨ㸦ࡑࡢ 2㸧·······································
㉸㡢㏿ὶ୰࡟࠾ࡅࡿ⮬↛ᒙὶᶵ㤳ࡢタィ ·····································································
㉸㡢㏿ᶵࡢ⮬↛ᒙὶ⩼ࡢ෌タィ ·················································································
UPACS ࡟ࡼࡿࣇ࢓ࣥ㦁㡢ண ࡟㛵ࡍࡿ◊✲ ································································
࢚ࣥࢪࣥඛ㐍ᮦᩱࡢ◊✲···························································································
పࢯࢽࢵࢡࣈ࣮࣒タィᴫᛕᐇドᶵ㸦S3CM㸧ࡢ✵ຊタィ ················································
పࢯࢽࢵࢡࣈ࣮࣒タィᴫᛕᐇドᶵ㸦S3CM㸧ࡢ✵ຊゎᯒ ················································
ᵓ㐀㸭㠀ᵓ㐀㔜ྜ᱁Ꮚἲࢆ⏝࠸ࡓࢥࣥࢥࣝࢻᶍᨃᙧ≧ࡢࢯࢽࢵࢡࣈ࣮࣒ゎᯒ·····················
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This document is provided by JAXA.
ࣇ࢓ࣥࢲࢡࢺෆ㠀ᐃᖖὶࢀゎᯒ ·················································································
ᾮ⭷ᘧẼὶᄇᑕᘚ࡟࠾ࡅࡿࢫ࣮࣡ࣛゅࡀᄇ㟝≉ᛶ࡟୚࠼ࡿᙳ㡪 ·······································
⇞↝ჾෆ㒊ὶࢀゎᯒ·································································································
⯟✵ᶵ⏝࢚ࣥࢪࣥ⇞↝ჾࡢὶࢀ᭱㐺໬࡟㛵ࡍࡿ◊✲ ······················································
Ꮫ㝿ࢩ࣑࣮ࣗࣞࢩࣙࣥ࡟ࡼࡿ㧗⢭ᗘ࡞ࣃࣛࢩ࣮ࣗࢺࡢタィ㛤Ⓨ ·······································
ప㏿࡟࠾ࡅࡿ࢚ࣥࢪࣥᑿ᤼࡜ᶵయࡢᖸ΅࡟㛵ࡍࡿᩘ್ゎᯒ ·············································
Ᏹᐂ㛤Ⓨ
SRB-A ᄇ↮ࡢ CFD ·································································································
஘ὶࣔࢹࣝࡢ᪕ᅇὶᆺࣁ࢖ࣈࣜࢵࢻࣟࢣࢵࢺ⇞↝ᐊෆὶ࡟࠾ࡅࡿ㐺ᛂᛶࡢホ౯ ·················
ᅛయࣟࢣࢵࢺ࣮ࣔࢱෆ㒊ᙎ㐨ᛶ⬟ࡢ㧗⢭ᗘᩘ್ண ࢩࢫࢸ࣒ࡢ㛤Ⓨ·································
࢙࣮࢘ࣈࣛ࢖ࢲ࣮ຠᯝࢆ฼⏝ࡋࡓ஧ᆅⅬ㛫ࢧࣈ࣮࢜ࣅࢱࣝ㍺㏦ᶵࡢ✵ຊ᳨ウ·····················
እ⩼௜ຍ࡟ࡼࡿ⌮᝿࢙࣮࢘ࣈࣛ࢖ࢲ࣮ࡢప㏿✵ຊ≉ᛶᨵၿ ·············································
Ᏹᐂᶵタィ࡟࠾ࡅࡿࢹ࣮ࢱྠ໬ᡭἲࡢ㐺⏝ᛶ᳨ウ ·························································
ᾮయࣟࢣࢵࢺ࢚ࣥࢪࣥ࡟࠾ࡅࡿ⇞↝᣺ືࡢᩘ್ⓗ◊✲ ···················································
H-2B ࣉ࣮࣒ࣝຍ⇕ホ౯࡜ࣟࢣࢵࢺ⇞↝ჾࣞࢰࢿ࣮ࢱᛶ⬟ホ౯········································
ࣟࢣࢵࢺᡴୖࡆ᫬㡢㡪ゎᯒ ·······················································································
≀య㐺ྜ࣭┤஺ࣁ࢖ࣈࣜࢵࢻ㠀ᵓ㐀᱁Ꮚࢆ⏝࠸ࡓ CFD ゎᯒᡭἲࡢ㛤Ⓨ࡜࢖ࣉࢩࣟࣥࣟࢣࢵ
ࢺ✵ຊ≉ᛶࡢᩘ್ゎᯒ······························································································
ࢫࢡ࣒ࣛࢪ࢙ࢵࢺ࢚ࣥࢪࣥෆ㒊ᙧ≧ࡢ✵ẼຊᏛⓗຠᯝ ···················································
ᾮయࣟࢣࢵࢺ࢚ࣥࢪࣥタィゎᯒᢏ⾡ࡢ㧗ᗘ໬࡟㛵ࡍࡿ◊✲ ·············································
MPD ࢫࣛࢫࢱෆࣉࣛࢬ࣐ὶࢀࡢᩘ್ゎᯒ ···································································
JAXA ⾨ᫍ⎔ቃࣉࣛࢬ࣐ࢩ࣑࣮ࣗࣞࢱࡢ㛤Ⓨ ·······························································
㧗 ⾪ᧁ㢼Ὕ࡛ࡢᐇᅾẼయ⇕✵ຊ≉ᛶ◊✲ ··································································
」ྜ࢚ࣥࢪࣥ࡟࠾ࡅࡿ⇞↝≧ែไᚚ -ᨃఝ⾪ᧁἼࢆక࠺✵Ẽὶ࡜෇Ꮝᆶ┤ᄇὶࡢΰྜ࡟㛵
ࡍࡿᩘ್ゎᯒ- ·········································································································
ⅆᫍ᥈ᰝ⯟✵ᶵࡢ୺⩼ࡲࢃࡾࡢὶࢀゎᯒ࡜⩼ᆺຠᯝ ······················································
஧ḟඖ⩼࿘ࡾࡢపࣞ࢖ࣀࣝࢬᩘὶࢀࡢ࣐ࢵࣁᩘ౫Ꮡᛶ ···················································
ࣟࢣࢵࢺ㸫࣒ࣛࢪ࢙ࢵࢺ」ྜࢧ࢖ࢡ࢚ࣝࣥࢪࣥࡢᩘ್ゎᯒ ·············································
ᇶ♏◊✲
๤㞳ࢆక࠺஘ὶቃ⏺ᒙࡢ DNS ···················································································
ᾮ⁲㛫ⅆ⅖ఏ᧛࣓࢝ࢽࢬ࣒◊✲ ·················································································
ཎጞᝨᫍ⣔෇┙࡟࠾ࡅࡿ☢Ẽᅇ㌿୙Ᏻᐃᛶ࡟ࡼࡿᅽຊࣂࣥࣉᙧᡂ࡜ᚤᝨᫍᙧᡂ ·················
IB ἲࢆ฼⏝ࡋࡓ኱つᶍィ⟬⏝ὶయࢯࣝࣂ࣮ࡢ㛤Ⓨ ························································
✵ຊᙎᛶ⩼࡟㛵ࡍࡿ◊✲···························································································
㧗࢚ࣥࢱࣝࣆὶࡢᩘ್ゎᯒ ·······················································································
↓⾪✺⾪ᧁἼࡢ 3 ḟඖ⢏Ꮚィ⟬㸸⾪ᧁἼ㑄⛣ᒙ୰ࡢ⢏Ꮚࢲ࢖ࢼ࣑ࢡࢫ·····························
㉸㡢㏿෌✺ධ࡟࠾ࡅࡿ DSMC ⢏Ꮚィ⟬ ······································································
㉸⮫⏺ᅽ࡟࠾ࡅࡿ LOX/GH2 ྠ㍈ᄇὶⅆ⅖ࡢ LES ·························································
CIP ἲࢆ⏝࠸ࡓ☢Ẽᅪࢢ࣮ࣟࣂࣝ MHD ࢩ࣑࣮ࣗࣞࢩࣙࣥࣔࢹࣝࡢ㛤Ⓨ ··························
ᾮయ⇞ᩱᄇὶᚤ⢏໬㐣⛬ゎ᫂ࡢゎᯒ ···········································································
⦪ ᑟධᆺᗈᖏᇦࢫࢡ࣒ࣛࢪ࢙ࢵࢺ࢚ࣥࢪࣥࡢ◊✲ ······················································
60cm ☢ຊᨭᣢኳ⛗⿦⨨࠾ࡼࡧᩘ್ゎᯒ࡟ࡼࡿ⌫ࡢ᢬ᢠ ᐃ···········································
Ᏹᐂࣉࣛࢬ࣐୰࡟࠾ࡅࡿ஘ὶ☢Ẽࣜࢥࢿࢡࢩ࡛ࣙࣥࡢ⢏Ꮚຍ㏿ ·······································
༙ᇙ㎸ࡳᘧ࢚ࣥࢪࣥᦚ㍕ NWB ᪑ᐈᶵ࡟࠾ࡅࡿ࢖ࣥࢸ࣮ࢡࢹ࢕ࣇ࣮ࣗࢨࡢᩘ್ⓗ◊✲ ········
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This document is provided by JAXA.
㉸㡢㏿ࣂࢵࢡࢫࢸࢵࣉ๤㞳ὶࢀࡢ㠀ᐃᖖᩘ್ゎᯒ ·························································
ࢫ࣌ࢡࢺࣝ-ࣇࣜࣥࢪἲ࡟ࡼࡿᖹᯈቃ⏺ᒙࡢ㑄⛣㐣⛬ࡢ┤᥋ᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥ ·············
⮬ື᱁Ꮚ⏕ᡂࢯࣇࢺ࡜ὶయゎᯒࢥ࣮ࢻࢆ⤌ࡳ㎸ࢇࡔ CFD ࣏࣮ࢱࣝࢩࢫࢸ࣒ࡢᵓ⠏ ············
ࣟࢣࢵࢺ࣌࢖࣮ࣟࢻࡢ㡢㡪᣺ື࡟㛵ࡍࡿ◊✲ ·······························································
኱つᶍ ୰࡛Ⓨ⏕ࡍࡿ☢Ẽࣜࢥࢿࢡࢩࣙࣥࡢᛶ㉁㸸㟁☢⢏Ꮚࢩ࣑࣮ࣗࣞࢩࣙࣥ ·················
ከᩘࡢ☢ẼᓥࡀᏑᅾࡍࡿ኱つᶍࣜࢥࢿࢡࢩࣙࣥᒙ࡛ࡢ㟁Ꮚຍ㏿ ·······································
Ᏹᐂ㍺㏦⣔࡟㛵ࢃࡿ㧗㏿ὶయຊᏛࡢ◊✲ ·····································································
Ᏹᐂ 㑏ᶵࡢ⪏⇕ᮦᩱࡢ㓟໬⌧㇟࡟㛵ࡍࡿ◊✲ ····························································
☢Ẽࣜࢥࢿࢡࢩࣙࣥ࡟࠾ࡅࡿ㠀⇕ⓗ⢏Ꮚຍ㏿ ·······························································
ᑠᆺࣟࢣࢵࢺࢆ⏝࠸ࡓ࢚ࢪ࢙ࢡࢱ࣭ࢪ࢙ࢵࢺࡢ✵ຊヨ㦂ࡢᩘ್ゎᯒ·································
࣒࣮ࣛࣟࢣࢵࢺ」ྜࢧ࢖ࢡ࢚ࣝࣥࢪࣥࡢᩘ್ゎᯒ ·························································
⣽㛗≀యࡢ኱㏄ゅ㣕⾜᫬࡟࠾ࡅࡿᚋὶ๤㞳 ࡢᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥ······························
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ࡑࡢ௚
ࢫ࣮ࣃ࣮ࢥࣥࣆ࣮ࣗࢱࡢ฼⏝ຠ⋡ྥୖࡢࡓࡵࡢࢪࣙࣈࢫࢣࢪ࣮ࣗࣛࡢࣃ࣓࣮ࣛࢱ᭱㐺໬ ····· 172
኱Ꮫඹྠ฼⏝(ᏱᐂᕤᏛ)
ᅽ⦰ᛶ஘ὶࡢ Large-Eddy Simulation ········································································
3 ḟඖ኱つᶍࢩ࣑࣮ࣗࣞࢩࣙࣥࢆ⏝࠸ࡓ☢Ẽࣉࣛࢬ࣐ࢭ࢖ࣝࡢᐇ⌧ྍ⬟ᛶ᳨ド ··················
Ᏹᐂ㍺㏦࡟ಀࡿ஘ὶὶࢀࡢᩘ್ゎᯒ ···········································································
ẼἻὶ୰࡟࠾ࡅࡿẼἻྠኈࡢ┦஫స⏝ࡢ┤᥋ᩘ್ゎᯒ ···················································
☢Ẽࣉࣛࢬ࣐ࢭ࢖ࣝࡢᐇ⏝໬࡟ྥࡅࡓ඲⢏Ꮚࢩ࣑࣮ࣗࣞࢩࣙࣥ◊✲·································
࣐ࣝࢳࢫࢣ࣮ࣝࢩ࣑࣮ࣗࣞࢩࣙࣥ࡟ࡼࡿᮦᩱ◚ቯ࡜ᮦᩱᙉᗘ࡟㛵ࡍࡿ◊✲························
ࣟࢣࢵࢺ࢚ࣥࢪࣥ࠾ࡼࡧ㉸㡢㏿㣕⩧య⏝࢚ࣥࢪࣥ࡟㛵ࡍࡿ⇞↝ὶయࡢ◊✲························
࣮ࣞࢨ࣮Ᏹᐂ᥎㐍ෆ㒊࡟⏕ࡌࡿࣉࣛࢬ࣐㠀ᖹ⾮㍽ᑕ཯ᛂὶࡢከḟඖ≀⌮ὶయゎᯒ ··············
ከศᩓ⣔ࡶྵࡵࡓከ┦ࢹࢺࢿ࣮ࢩࣙࣥࡢᇶ♏࡟㛵ࡍࡿᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥ·····················
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኱Ꮫඹྠ฼⏝(Ᏹᐂ⌮Ꮫ)
┦ᑐㄽⓗ☢Ẽὶయ࡟࠾ࡅࡿ☢Ẽࣜࢥࢿࢡࢩࣙࣥࢩ࣑࣮ࣗࣞࢩࣙࣥ····································
ᝨᫍ኱Ẽ኱ᚠ⎔ࣔࢹࣝࡢ㛤Ⓨ࡜Ẽೃࡢከᵝᛶ࡟㛵ࡍࡿᩘ್ᐇ㦂 ·······································
➨୍ཎ⌮ศᏊືຊᏛἲ࡟ࡼࡿ 14 ᪘ᾮయ㔠ᒓࡢࢲ࢖ࢼ࣑ࢡࢫࡢ◊✲ ··································
ᆅ⌫࠾ࡼࡧᝨᫍ☢ሙᡂᅉゎ᫂ࡢࡓࡵࡢ Sub-Grid Scale (SGS)ࢲ࢖ࢼࣔࢩ࣑࣮ࣗࣞࢩࣙࣥ·····
ࣉࣛࢬ࣐⢏Ꮚࢩ࣑࣮ࣗࣞࢩࣙࣥ࡟ࡼࡿ㠀ᐃᖖ⾪ᧁἼ࡟㛵ࡍࡿ◊✲····································
ࣈࣛࢵࢡ࣮࣍ࣝ㝆╔ὶ࡟࠾ࡅࡿ≧ែ㑄⛣࡜ࢪ࢙ࢵࢺᙧᡂࡢ☢Ẽὶయᩘ್ᐇ㦂·····················
┦ᑐㄽⓗࢪ࢙ࢵࢺࡢᩘ್ὶయຊᏛⓗ◊✲ ·····································································
Ỉᫍࡢᮦᩱ≀㉁ࡢ㉳※㸪⇕ྐ㸪࠾ࡼࡧ☢ሙ⏕ᡂ ····························································
ኴ㝧⣔ෆᑠኳయࡢ㉳※࡜ຊᏛ㐍໬ ··············································································
ᝨᫍ኱Ẽࡢᑐὶᵓ㐀ࡢẚ㍑ᩘ್ࣔࢹࣜࣥࢢ ··································································
ࣈࣛࢵࢡ࣮࣍ࣝೃ⿵ኳయࡢ≧ែ㑄⛣࡟㛵ࡍࡿ☢Ẽὶయᩘ್ᐇ㦂 ·······································
ཎጞᫍࢪ࢙ࢵࢺ࡜ᫍ࿘෇┙୰࡛ࡢᝨᫍᙧᡂ㐣⛬ࡢ◊✲ ···················································
Ᏹᐂึᮇ࡟࠾ࡅࡿኳయࡢᙧᡂ㐣⛬ ··············································································
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኱Ꮫඹྠ฼⏝(⯟✵ᢏ⾡)
㣕⩧యࡢ✵ຊ࣭ᵓ㐀࣭㣕⾜ຊᏛ㐃ᡂゎᯒ࡟㛵ࡍࡿ◊✲ ··················································· 222
⯟✵ᶵᮦᩱ㛤Ⓨࡢࡓࡵࡢ࣐ࣝࢳࢫࢣ࣮ࣝ&࣐ࣝࢳࣇ࢕ࢪࢵࢡࢫࢩ࣑࣮ࣗࣞࢩࣙࣥ ··············· 224
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This document is provided by JAXA.
࠙฼⏝ᴫせࠚ 1.
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ࢩࢫࢸ࣒ᴫせ······································································································
㞀ᐖⓎ⏕≧ἣ······································································································
㐠⏝ᴫせ ············································································································
࣮ࣘࢨⓏ㘓≧ἣ···································································································
࣮ࣘࢨ༊ศู฼⏝≧ἣ··························································································
ศ㔝ู฼⏝๭ྜ···································································································
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This document is provided by JAXA.
ᡂᯝᴫせ
This document is provided by JAXA.
HPC@JAXA2010
㟼⢔㉸㡢㏿ᶵ࿘䜚䛾ὶ䜜䛾ゎᯒ㻌
Numerical Simulations of Flow past a Silent Supersonic Aircraft
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸⥲ྜᢏ⾡◊✲ᮏ㒊 ᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮㸪ఀ⸨Ⰻ୕([email protected])
㻌 ィ⟬ࡢ┠ⓗ
㻶㻭㼄㻭䛷㛤Ⓨ䛜㐍䜑䜙䜜䛶䛔䜛㟼⢔㉸㡢㏿ᶵ࿘䜚䛾ὶ䜜ሙ䜢ゎᯒ䛧䠈✵ຊᙎᛶ≉ᛶ䜢᥈䜛䠊㻌
㻌 ◊✲ࡢᴫせ
⩼⬗㸪ࢼࢭࣝ㸪㢼Ὕࡲ࡛ࢆྵࡵࡓ㠀ᐃᖖゎᯒࢆ⾜࠺ࡇ࡜࡟ࡼࡗ࡚㸪㟼⢔㉸㡢㏿ᶵࡢ✵ຊᙎᛶ≉ᛶࢆㄪ
࡭ࡿ㸬ࡲࡓ㸪㢼Ὕヨ㦂࡜ࡢẚ㍑ࢆ⾜࠺㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
⩼⬗㸪ࢼࢭࣝ㸪㢼Ὕࡲ࡛ࢆྵࡵࡓ RANS ᐃᖖゎᯒ㸪ཬࡧ㸪⩼༢యࡢ Euler ᐃᖖゎᯒ࣭㠀ᐃᖖゎᯒࢆ⾜
ࡗࡓ㸬ὶయゎᯒࡢࢥ࣮ࢻ㸪ィ⟬᱁Ꮚࡣᶵయᵓ㐀ࢢ࣮ࣝࣉ࠿ࡽᥦ౪ࡉࢀࡓࡶࡢࢆ౑⏝ࡋࡓ㸬⩼⬗࿘ࡾࡢ᱁
Ꮚ࡟୙ලྜࡀ࠶ࡾ㸪⩼⬗㸪ࢼࢭࣝ㸪㢼Ὕ࡟㛵ࡋ࡚ࡣ᭷ព⩏࡞⤖ᯝࡀᚓࡽࢀ࡞࠿ࡗࡓ㸬
ᅗ1 ᶵయ⾲㠃࡜㢼Ὕቨ㠃ࡢCp➼㧗⥺(M=0.9,AoA=0,Re=2e+06)
-3-
This document is provided by JAXA.
HPC@JAXA2010
䝬䜲䜽䝻䝆䜵䝑䝖ᄇᑕ䛻䜘䜛䝆䜵䝑䝖㦁㡢పῶ໬䛾኱つᶍ 㻸㻱㻿 ゎᯒ㻌
Large-Eddy Simulation of Jet Noise Reduction with Microjet Injection
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊 ࢪ࢙ࢵࢺ࢚ࣥࢪࣥᢏ⾡◊✲ࢭࣥࢱ࣮㸪ᴮᮏಇ἞ ([email protected])
◊✲ศᢸ⪅㸸◊✲㛤Ⓨᮏ㒊 ࢪ࢙ࢵࢺ࢚ࣥࢪࣥᢏ⾡◊✲ࢭࣥࢱ࣮㸪ᒣᮏ୍⮧
ᰴᘧ఍♫࢚࢖࣭࢚ࢫ࣭࢔࢖⥲◊㸪ᒣୗᘓᚿ
(ᰴ) IHI㸪⏣୰ ᮃ㸪 ኱ᗞⰾ๎㸪኱▼ ຮ
㻌 ィ⟬ࡢ┠ⓗ
⯟✵࢚ࣥࢪࣥࡢࢪ࢙ࢵࢺὶࢀࢆLarge Eddy Simulation(LES)࡟ࡼࡾ෌⌧ࡍࡿࡇ࡜࡟ࡼࡾ㸪⌧㇟ࡢ⌮ゎ
ࢆ῝ࡵࡿ࡜࡜ࡶ࡟㸪Ⓨ⏕ࡍࡿ㦁㡢ࢆண ࡍࡿᢏ⾡ࢆ㛤Ⓨࡍࡿࡇ࡜㸬
㻌 ◊✲ࡢᴫせ
Large Eddy Simulation (LES) ࡟ࡼࡿࢪ࢙ࢵࢺ㦁㡢ࡢண ࡣ㏆ᖺᗈࡃ⾜ࢃࢀ࡚࠾ࡾ㸪࣐࢖ࢡࣟࢪ࢙ࢵ
ࢺ࡞࡝ప㦁㡢ࣀࢬࣝࡢຠᯝࢆ LES ࡟ࡼࡾホ౯ࡍࡿࡇ࡜ࡀྍ⬟࡟࡞ࢀࡤ㸪ࡼࡾຠ⋡ⓗ࡞ప㦁㡢ࢹࣂ࢖ࢫࡢ
㛤Ⓨࡀᮇᚅ࡛ࡁࡿ㸬ࡇࢀࡽࡢప㦁㡢ࣀࢬࣝࡢຠᯝࡣ 1㹼2dB ⛬ᗘ࡜ゝࢃࢀ࡚࠾ࡾ㸪ࡑࡢ㐪࠸ࢆ LES ࡛ᩘ
್ண ࡍࡿࡓࡵ㸪㧗࠸⢭ᗘࡢィ⟬ࡀᚲせ࡛࠶ࡿ㸬ᮏ◊✲࡛ࡣ UPACS-LES ࢆ⏝࠸࡚㸪࣐࢖ࢡࣟࢪ࢙ࢵࢺ
ᄇᑕ࡟ࡼࡾࢪ࢙ࢵࢺ㦁㡢ࡀప㦁㡢໬ࡍࡿ⌧㇟ࢆ㸪LES ࡟ࡼࡾ෌⌧ࡍࡿࡇ࡜ࢆヨࡳࡓ㸬
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㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
࣐࢖ࢡࣟࢪ࢙ࢵࢺᄇᑕࡢ࠶ࡿࢪ࢙ࢵࢺࡢ LES ィ⟬ࢆ⾜ࡗࡓ㸬ィ⟬つᶍࡣ㸪980 ࣀ࣮ࢻ㸪᱁ᏊⅬᩘ 4 ൨
7600 ୓Ⅼ㸪1 ࢣ࣮ࢫ⣙ 2 㐌㛫㸪඲ 3 ࢣ࣮ࢫ࡛࠶ࡗࡓ㸬௨๓⾜ࡗࡓ᱁ᏊⅬᩘ 2800 ୓Ⅼࡢィ⟬⤖ᯝ࡟ẚ࡭
⢭ᗘࡢⰋ࠸ィ⟬⤖ᯝࢆᚓࡿࡇ࡜ࡀ࡛ࡁࡓ㸬ὶࢀሙ㸪㐲᪉ሙ㦁㡢࡜ࡶ࡟஘ࢀࣞ࣋ࣝࡸ㦁㡢ࣞ࣋ࣝࡀ⤯ᑐ್
࡜ࡋ࡚ࡣᐇ㦂࡜࠿࡞ࡾⰋ࠸୍⮴ࢆ♧ࡋ㸪ࡲࡓ࣐࢖ࢡࣟࢪ࢙ࢵࢺࡢ᭷↓࡟ࡼࡿ㦁㡢ࡢኚ໬㔞ࢆⰋ࠸⢭ᗘ࡛
ண ࡍࡿࡇ࡜ࡀฟ᮶ࡿࡇ࡜ࢆ♧ࡋࡓ㸬
ᅗ 1 ࢪ࢙ࢵࢺὶࢀࡢᴫせ
࣮࢝ࣛࡢ㒊ศࡣࢪ࢙ࢵࢺࡢ࣐ࢵࣁᩘศᕸ㸪ⓑ㯮ࡢ㒊ศࡣᅽຊኚື(㡢)ࢆ♧ࡋ࡚࠸ࡿ㸬
-4-
This document is provided by JAXA.
HPC@JAXA2010
㻌
ᅗ1 ὶࢀ࡟ᆶ┤࡞᩿㠃ࡢ㏿ᗘ஘ࢀศᕸࡢᐇ㦂࡜ࡢẚ㍑
ᕥࡣィ⟬ᑐ㇟࡜ࡋࡓ Castelain ࡽࡢᐇ㦂(AIAA 2007-3419)ࡢ PIV ࡢࢹ࣮ࢱ㸪ྑࡣ LES ィ⟬⤖ᯝ㸬
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) 㧗ள㡢㏿ࢪ࢙ࢵࢺࡢ࣐࢖ࢡࣟࢪ࢙ࢵࢺᄇᑕ࡟ࡼࡿప㦁㡢໬ࡢ኱つᶍLESゎᯒ㸪᪥ᮏὶయຊᏛ఍ ➨24ᅇ
ᩘ್ὶయຊᏛࢩ࣏ࣥࢪ࣒࢘㸪2010ᖺ12᭶20᪥(᭶) - 22᪥(Ỉ)
2) ࣐࢖ࢡࣟࢪ࢙ࢵࢺᄇᑕ࡟ࡼࡿࢪ࢙ࢵࢺ㦁㡢పῶ໬ࡢLESゎᯒ㸪᪥ᮏ⯟✵ᏱᐂᏛ఍ ➨51ᅇ⯟✵ཎືᶵ࣭
Ᏹᐂ᥎㐍ㅮ₇఍㸪2011ᖺ3᭶3᪥(ᮌ) - 4᪥(㔠)
3) Large-Eddy Simulation of High-Subsonic Jet Flow with Microjet Injection㸪 17th AIAA/CEAS
Aeroacoustics Conference㸪 6-8 June 2011 㸪 AIAA 2011-2883
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This document is provided by JAXA.
HPC@JAXA2010
䝆䜵䝑䝖㦁㡢పῶ⏝䝕䝞䜲䝇䛾䠨䠡䠯ゎᯒ㻌
The analysis of the devices for jet noise reduction by Large Eddy Simulation
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊 ࢪ࢙ࢵࢺ࢚ࣥࢪࣥᢏ⾡◊✲ࢭࣥࢱ࣮㸪ᴮᮏಇ἞([email protected])
◊✲ศᢸ⪅㸸ᰴᘧ఍♫ IHI ⯟✵Ᏹᐂ஦ᴗᮏ㒊 ᢏ⾡㛤Ⓨࢭࣥࢱ࣮ せ⣲ᢏ⾡㒊㸪
⏣୰ ᮃ([email protected])
኱ᗞⰾ๎([email protected])
኱▼ ຮ([email protected])
◊✲㛤Ⓨᮏ㒊 ࢪ࢙ࢵࢺ࢚ࣥࢪࣥᢏ⾡◊✲ࢭࣥࢱ࣮㸪㔝ᓮ ⌮([email protected])
◊✲㛤Ⓨᮏ㒊 ࢪ࢙ࢵࢺ࢚ࣥࢪࣥᢏ⾡◊✲ࢭࣥࢱ࣮㸪ᒣᮏ୍⮧([email protected])
㻌 ィ⟬ࡢ┠ⓗ
⯟✵࢚ࣥࢪࣥ⏝᤼Ẽࢪ࢙ࢵࢺࣀࢬࣝࡣప㦁㡢໬ࡢࡓࡵ࡟」㞧࡞ᙧ≧ࡀ⏝࠸ࡽࢀࡿࡼ࠺࡟࡞ࡗ࡚ࡁ࡚࠾
ࡾ㸪ࡑࡢ㦁㡢ࣞ࣋ࣝࡸὶࢀሙࢆCFD࡟ࡼࡾண ࡛ࡁࡿࡼ࠺࡟࡞ࡿࡇ࡜ࡀᮇᚅࡉࢀ࡚࠸ࡿ㸬ࡑࡇ࡛㸪」㞧
ᙧ≧࡟㐺ᛂ࡛ࡁࡿCFDࢥ࣮ࢻUPACSࢆᨵ㐀ࡋ㧗ḟ⢭ᗘࢫ࣮࣒࢟ࢆᑟධࡋࡓUPACS-LESࢆ㛤Ⓨࡋ㸪
ࢪ࢙
ࢵࢺ㦁㡢ࢆண ࡍࡿヨࡳࢆ⾜ࡗ࡚࠸ࡿ㸬ᑐ㇟࡜ࡍࡿ୺࡞ὶࢀሙࡣ㸪᳨ドࢹ࣮ࢱࡢከ࠸ள㡢㏿㸪㉸㡢㏿ࡢ
෇ᙧࢪ࢙ࢵࢺ࡛㸪LESゎᯒཬࡧ㐲᪉ሙ㦁㡢ゎᯒࢆ⾜࠸㸪Turbulent Mixing Noise㸪࣐ࢵࣁἼ࡟ࡼࡿࣀ࢖
ࢬ㸪Broadband Shock-Associated Noise࡞࡝ࢆ⢭ᗘⰋࡃண ࡛ࡁࡿࡼ࠺࡟ࡍࡿࡇ࡜ࢆ┠ᶆ࡜ࡋ࡚࠸ࡿ㸬
㻌 ◊✲ࡢᴫせ
ࢪ࢙ࢵࢺ㦁㡢పῶ⏝࡟⌧ᅾᥦ᱌ࡉࢀ࡚࠸ࡿࢹࣂ࢖ࢫ࡟ࡘ࠸࡚ࡑࡢὶࢀሙࡢ≉ᚩࢆᥗࡴࡓࡵࡢゎᯒࢆ୺
య࡜ࡋ࡚ᐇ᪋ࡋ࡚࠾ࡾ㸪⦪ ᵓ㐀࣭஘ὶ⤫ィ㔞࡞࡝ࢆホ౯ࡍࡿ஦࡛㦁㡢పῶ࡟ᐤ୚ࡍࡿࣃ࣓࣮ࣛࢱ࡟㛵
ࡋ࡚ㄪᰝࢆᐇ᪋ࡋ࡚࠸ࡿ㸬ࡲࡓ㸪㡢㡪ゎᯒ࡜ࡢ┦㛵㸪ᐇ㦂⤖ᯝ࡜ࡢ┦㛵ࢆᚓࡿ஦࡟ࡼࡾ㸪⢭ᗘࡢ㧗࠸㦁
㡢ண ࢶ࣮ࣝࡢ㛤Ⓨࡶ⾜ࡗ࡚ࡁࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᮏᖺᗘࡢᡂᯝࢆ௨ୗ࡟♧ࡍ㸬
ࢥࢽ࢝ࣝࣀࢬࣝ㸪ࣀࢵࢳࣀࢬࣝ㸪ࢩ࢙ࣈࣟࣥࣀࢬࣝ㸪࣐࢖ࢡࣟࢪ࢙ࢵࢺᄇᑕ᮲௳࡞࡝ࡢὶࢀሙゎᯒࢆ
ᐇ᪋࣭ホ౯
SST⏝࢚ࣥࢪࣥࣔࢹࣝ኱つᶍゎᯒࡢᐇ᪋࣭ホ౯
㦁㡢ヨ㦂࡟ඛ❧ࡕ㸪ప㦁㡢໬ࢹࣂ࢖ࢫࡢࢩ࣑࣮ࣗࣞࢩࣙࣥ࡟ࡼࡾ࣐࢖ࢡࣟࢪ࢙ࢵࢺࣀࢬࣝ㸪ࢩ࢙ࣈࣟ
ࣥࣀࢬࣝ㸪ࣀࢵࢳࣀࢬࣝ࡟ࡘ࠸࡚▱ぢࡀᚓࡽࢀࡓ㸬
࣭ ྛ࣑࢟ࢩࣥࢢࢹࣂ࢖ࢫࡀࣀࢬࣝฟཱྀ㏆ഐሙ࡟࠾࠸࡚ࡑࢀࡒࢀ኱ࡁࡃ␗࡞ࡿ ᵓ㐀ࢆᣢࡗࡓὶࢀሙࢆ
ㄏ㉳ࡋ࡚࠸ࡿᵝᏊࢆLES࡛ᤕࡽ࠼ࡿ஦ࡀ࡛ࡁࡓ㸬
࣭ ࢩ࢙ࣈࣟࣥࡣ㇂㒊࠿ࡽᅇ㌿᪉ྥࡀᑐ࡟࡞ࡗࡓ⦪ ࢆ⏕ࡌ㸪ΰྜࢆಁ㐍
࣭ ࣀࢵࢳࣀࢬࣝࡣ⣽࠿࡛ከᩘࡢ ᵓ㐀ࢆ⏕ࡌࡿ
࣭ ࣐࢖ࢡࣟࢪ࢙ࢵࢺࡣ࢖ࣥࣆࣥࢪ㠃࡟࠾࠸࡚୺ࢪ࢙ࢵࢺෆ㒊࡟⦪ ᵓ㐀
࣭ ࡑࢀࡒࢀࡢࢹࣂ࢖ࢫࡣࡏࢇ᩿ᒙࢆྠࡌࡼ࠺࡟ኚᙧࡉࡏࡿ஦ࡀ࡛ࡁࡿࡀ㸪⦪ ᵓ㐀ࡀ௜ຍ㦁㡢࡜ᐦ᥋
࡞㛵ಀࢆᣢࡗ࡚࠸ࡿࡓࡵ㸪ࣀࢬࣝฟཱྀ㏆ഐࡢὶࢀሙࢆㄪᰝࡍࡿ஦࡛௜ຍ㦁㡢※࡜࡞ࡾᚓࡿ ᵓ㐀ࡢ
Ꮡᅾࢆ▱ࡿ஦ࡀ࡛ࡁࡿ㸬
-6-
This document is provided by JAXA.
HPC@JAXA2010
㐣ᗘࡢ஘ὶ㐠ື࢚ࢿࣝࢠ࣭ࣞ࢖ࣀࣝࢬᛂຊࢆ⏕ࡌࡓ࣑࢟ࢩࣥࢢࡣ㧗࿘Ἴᩘ㦁㡢ࡢቑຍ࡟ᐤ୚ࡋ㸪㦁㡢
పῶຠᯝ࡜ࢺ࣮ࣞࢻ࢜ࣇ࡟࡞ࡿࡓࡵ㸪ὶࢀሙࡢ ᵓ㐀ࢆ⌮ゎࡋࡓ㦁㡢పῶࢹࣂ࢖ࢫࡢ㛤Ⓨࢆ⥅⥆ࡋ࡚⾜
ࡗ࡚࠸ࡃ㸬
㻌
Conical / micro-jet
Chevron 18
NotchS-3
㻌
Base-Conical Nozzle
Conical
Micro-jet blow (rm3)
Vortex
structures
Micro-jet
Source of the
noise
Source of the
noise
x/D=0.0
x/D=0.4
x/D=0.8
Vortex
structures
x/D=0.0
x/D=0.4
x/D=0.8
x/D=1.2
x/D=1.6
x/D=2.0
Vortex
structures
Reynolds stress contours on the mach 0.4 iso-surface
x/D=1.2
x/D=1.6
x/D=2.0
㻌
Chevron 18 Nozzle
Reynolds stress contours on the mach 0.4 iso-surface
㻌
Notch S-3 Nozzle
Chevron 18
notchS-3
Source of the
noise
Source of the
noise
x/D=0.0
x/D=0.4
x/D=0.8
Vortex
structures
Reynolds stress contours on the mach 0.4 iso-surface
x/D=0.0
x/D=0.4
x/D=0.8
x/D=1.2
x/D=1.6
x/D=2.0
Vortex
structures
x/D=1.2
x/D=1.6
x/D=2.0
㻌
Reynolds stress contours on the mach 0.4 iso-surface
㻌
ᅗ 2 ྛ㦁㡢పῶࢹࣂ࢖ࢫࡢὶࢀሙᵓ㐀ࡢ㐪࠸
➼್㠃㸸࣐ࢵࣁᩘ㸻0.4㸪ࢥࣥࢱ㸸ࣞ࢖ࣀࣝࢬᛂຊ
㸸㹏್㸩↓ḟඖ࣊ࣜࢩࢸ࢕
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) GTSJ2010/10᭶㸾ᚨᓥ㸪
͆Large Eddy Simulationࢆ⏝࠸ࡓࢪ࢙ࢵࢺ㦁㡢పῶࢹࣂ࢖ࢫࡢホ౯͇
㸪ᢏ⾡
ㄽᩥ
2) GTSJᏛ఍ㄅ2011/3᭶ྕㄽㄝ࣭ゎㄝ͆⇕ὶయࡢ㠀ᐃᖖ⌧㇟͇
3) ASME2011/6᭶㸾ࣂࣥࢡ࣮ࣂ࣮ “Experimental and Computational Approach for Jet Noise
Mitigation by Mixing Control Devices”㸪 GT2011-45200
ཱྀ㢌Ⓨ⾲
4) ANSS2010/6᭶㸾⡿Ꮚ͆ࢪ࢙ࢵࢺ㦁㡢పῶࢹࣂ࢖ࢫࡢࢩ࣑࣮ࣗࣞࢩࣙࣥ࡟ࡼࡿ◊✲͇
5) GTSJ2010/10᭶㸾ᚨᓥ͆Large Eddy Simulationࢆ⏝࠸ࡓࢪ࢙ࢵࢺ㦁㡢పῶࢹࣂ࢖ࢫࡢホ౯͇
-7-
This document is provided by JAXA.
HPC@JAXA2010
䝣䜯䞁㠀ᐃᖖὶ䜜ゎᯒ㻌
Numerical Analysis of Unsteady Flow around Fans
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊 ࢪ࢙ࢵࢺ࢚ࣥࢪࣥᢏ⾡◊✲ࢭࣥࢱ࣮ ࢚ࣥࢪࣥᛶ⬟ゎᯒࢭࢡࢩࣙࣥ㸪
㈡⃝㡰୍([email protected])
◊✲ศᢸ⪅㸸ASI ⥲◊㸪ᇼཱྀὈ⏕
㻌 ィ⟬ࡢ┠ⓗ
ࣇ࢓ࣥ㦁㡢※࡜࡞ࡿࣇ࢓ࣥ࿘ᅖࡢ㠀ᐃᖖὶࢆ㠀ᐃᖖࣞ࢖ࣀࣝࢬᖹᆒNavier-Stokes᪉⛬ᘧ㸦URANS㸧
࡛ィ⟬ࡍࡿ㦁㡢ゎᯒࡢᡭἲࡣ㸪⢭ᗘ࡜ಙ㢗ᛶ࡟㛵ࡋ࡚ࡣ◊✲ẁ㝵࡟࠶ࡿ㸬ᮏィ⟬࡛ࡣURANSࢆ⏝࠸࡚
ࣇ࢓ࣥື㟼⩼ᖸ΅ィ⟬࡟ࡼࡿ㡢ἼࡢⓎ⏕࣭ఏ᧛ࢆィ⟬ࡋ㸪ࡑࡢྍ⬟ᛶ࡜ㄢ㢟ࢆ᫂ࡽ࠿࡟ࡋࡓ࠺࠼࡛㸪ື
㟼⩼ิᖸ΅࡟ࡼࡿࣇ࢓ࣥ㦁㡢ࡢࣇ࢓ࣥ࿘ᅖ࡛ࡢ㡢ሙࢆヲ⣽࡟ゎᯒࡍࡿ㸬ࡑࡢୖ࡛㸪⥺ᙧ࢜࢖࣮ࣛ᪉⛬ᘧ
㸦LEE㸧ࡸ✚ศ᪉⛬ᘧ➼ࢆ⏝࠸࡚ࣇ࢓ࣥ㦁㡢ࡢࢲࢡࢺෆఏ᧛ࡸ㐲᪉ሙ࡬ࡢᨺᑕண ࢆྍ⬟࡟ࡋ㸪ࣇ࢓ࣥ
㦁㡢ண ࢶ࣮ࣝࢆసᡂࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
CFD࡟ࡼࡗ࡚㡢ἼࡢⓎ⏕ࡸఏ᧛ࢆᶍᨃࡍࡿࡓࡵ࡟㸪᱁Ꮚᐦᗘࡸィ⟬ࢥ࣮ࢻࡢ✵㛫⢭ᗘ➼ࢆ᳨ウࡍࡿ㸬
ࡑࡢୖ࡛㸪CFD࡟ࡼࡿࣇ࢓ࣥ㦁㡢ண ࡢࡓࡵࡢㄢ㢟ࡸྍ⬟ᛶࢆ᫂ࡽ࠿࡟ࡋ㸪ᐇᶵ࡟㐺⏝ྍ⬟࡞ࣇ࢓ࣥ㦁
㡢ࡢ㧗⢭ᗘண ࢶ࣮ࣝࢆ㛤Ⓨࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ゎᯒᑐ㇟ࢆኚ᭦ࡋ㸪ࡼࡾヲ⣽࡞ヨ㦂ࢹ࣮ࢱࡢ࠶ࡿࡶࡢ࡜ࡋࡓ㸬ィ⟬⤖ᯝ࡜ヨ㦂⤖ᯝ࡜ࡢẚ㍑࠿ࡽ㸪ண
ㄗᕪࡣ᭱኱࡛ࡶ 10dB ௨ୗ࡜࡞ࡗࡓ㸬
ͤࡇࡢ◊✲ࡣᰴᘧ఍♫IHI࡜ඹྠ࡛⾜ࡗ࡚࠾ࡾࡲࡍ㸬
ᅗ 1 Mid-Span ᩿㠃࡛ࡢ࢚ࣥࢺࣟࣆศᕸ
-8-
This document is provided by JAXA.
HPC@JAXA2010
㉸㡢㏿ᶵᙧែ䛾ప㏿㧗㏄ゅ㣕⾜᫬䛾䝺䜲䝜䝹䝈ᩘຠᯝ㻌
Reynolds number Effects for High Alpha Aerodynamics on SST Configuration
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ㉸㡢㏿ᶵࢳ࣮࣒㸪㒌 ᮾ₶([email protected])
◊✲ศᢸ⪅㸸ᰴᘧ఍♫⳻཭ࢩࢫࢸ࣒ࢬ㸪኱ᖹၨ௓([email protected])
㻌 ィ⟬ࡢ┠ⓗ
኱つᶍ๤㞳 ὶࢀࢆక࠺㉸㡢㏿ᶵᙧែࡢప㏿㧗㏄ゅ✵ຊ≉ᛶ࡟࠾ࡅࡿࣞ࢖ࣀࣝࢬᩘຠᯝࢆ⌮ゎࡋ㸪㧗
⢭ᗘ᥎⟬ᡭἲࢆ☜❧ࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
⩼࡜⬗య࡛ᵓᡂࡉࢀࡿ༢⣧࡞㉸㡢㏿ᶵᙧ≧࡟࠾࠸࡚JAXA ㉸㡢㏿ᶵࢳ࣮࣒࡛㛤ⓎࡋࡓADCS ࢯࣝࣂ࣮
ࢆ⏝࠸࡚ゎᯒࢆ⾜ࡗࡓ㸬๓⦕ࣇࣛࢵࣉࢆ᧯⯦ࡋࡓ㞳㝣ᙧែࡢప㏿㧗㏄ゅὶࢀሙ࡟࠾࠸࡚᱁Ꮚ౫Ꮡᛶࡸ஘
ὶࣔࢹࣝࡢᙳ㡪ࢆㄪ࡭ࡿ࡜࡜ࡶ࡟㸪ᐇ㣕⾜ࡸ㢼Ὕヨ㦂᮲௳ࢆ᝿ᐃࡋࡓࣞ࢖ࣀࣝࢬᩘ⠊ᅖ࡟࠾࠸࡚ࣞ࢖ࣀ
ࣝࢬᩘຠᯝࢆ⌮ゎࡋ㸪ⓗ☜࡞᥎⟬࡟ྲྀࡾ⤌ࡴ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
㉸㡢㏿ᶵᙧែࡢప㏿㧗㏄ゅὶࢀሙࡣ๤㞳 ࡢᙧᡂ࡟࠾࠸࡚ࣞ࢖ࣀࣝࢬᩘຠᯝࡀ㢧ⴭ࡛࠶ࡿࡇ࡜ࡀ♧ࡉ
ࢀࡓ㸬⩼඲㠃࡟࠾࠸࡚௜╔ὶࢀࡀᨭ㓄ࡍࡿሙྜ࡛ࡣࣞ࢖ࣀࣝࢬᩘ࡟ࡼࡾᦶ᧿᢬ᢠࡢኚ໬ࡀ୺࡛࠶ࡿ㸬ࡋ
࠿ࡋ㸪๓⦕࠿ࡽὶࢀ๤㞳ࡍࡿࡼ࠺࡞㏄ゅ࡛ࡣ๓⦕๤㞳 ࡢᙧᡂࡀࣞ࢖ࣀࣝࢬᩘ࡟ᙉࡃ౫Ꮡࡋ㸪ᅽຊ᢬ᢠ
ࢆ኱ࡁࡃኚ໬ࡉࡏ࡚࠸ࡿ㸬ࡲࡓ㸪ᮏ◊✲࡟࠾ࡅࡿᩘ್ゎᯒᡭἲࡢ᱁Ꮚ౫Ꮡᛶࡸ஘ὶࣔࢹࣝࡢឤᗘࢆᢕᥱ
ࡋ㸪௒ᚋࡢ᥎⟬ᡭἲࡢ☜❧࡬ࡢ㈗㔜࡞ཧ⪃ࢹ࣮ࢱࢆྲྀᚓࡋࡓ㸬
ᅗ1 ␗࡞ࡿࣞ࢖ࣀࣝࢬᩘ࡛ࡢ⾲㠃㟼ᅽࡢᕪ␗(ǼCp = Cp@Re=22.5M – Cp@Re=5.0M)
-9-
This document is provided by JAXA.
HPC@JAXA2010
㧗㏿ὶయゎᯒ䝋䝹䝞 㻲㼍㻿㼀㻭㻾 䛾㛤Ⓨ㻌
Development of Fast Flow Solver “FaSTAR”
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊 ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪ᶫᮏ ᩔ([email protected])
◊✲ศᢸ⪅㸸◊✲㛤Ⓨᮏ㒊 ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪ᮧୖ᱇୍([email protected])
◊✲㛤Ⓨᮏ㒊 ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪▼ྥ᱇୍([email protected])
◊✲㛤Ⓨᮏ㒊 ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪㟷ᒣ๛ྐ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ࢹࢪࢱࣝ/࢔ࢼࣟࢢ࣭ࣁ࢖ࣈࣜࢵࢻ㢼Ὕࢩࢫࢸ࣒ࡢᵓ⠏ࢆ┠ᣦࡋ࡚㸪⮬ື᱁Ꮚ⏕ᡂ(HexaGrid)࡜㐃ᦠࡋ
ࡓ㧗㏿࡞ὶయゎᯒࢯࣝࣂ(FaSTAR: FAST Aerodynamic Routines)ࡢ㛤Ⓨࢆ⾜࠺㸬㑄㡢㏿㢼Ὕ࡛⾜ࢃࢀࡿ
࠶ࡽࡺࡿヨ㦂࡟ᑐࡍࡿCFDゎᯒࢆ⾜࠺ࡓࡵ㸪」㞧ᙧ≧࡟ᑐᛂྍ⬟࡞㠀ᵓ㐀᱁Ꮚࢆ⏝࠸ࡓゎᯒࢥ࣮ࢻࢆ㛤
Ⓨࡍࡿ㸬ゎᯒ᫬㛫ࡣ1000୓Ⅼࡢ᱁Ꮚ࡟ᑐࡋ࡚㸪1᫬㛫/1ࢣ࣮ࢫࢆ┠ᶆ࡜ࡋ࡚࠸ࡿ㸬
㻌 ◊✲ࡢᴫせ
FaSTARࡢィ⟬㏿ᗘྥୖ㸪Ᏻᐃᛶཬࡧ⢭ᗘࡢྥୖࢆࡍࡿࡓࡵ㸪ࣉࣟࢢ࣒ࣛࢳ࣮ࣗࢽࣥࢢࡸィ⟬࢔ࣝࢦ
ࣜࢬ࣒ࡢᨵⰋࢆ⾜࠸㸪᳨ドゎᯒࢆᐇ᪋ࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᮏᖺᗘࡢ୺࡞ᡂᯝࡣ௨ୗࡢ㏻ࡾ࡛࠶ࡿ㸬
࣭཰᮰ຍ㏿ἲ㸦GMRES࡜Multigrid㸧ࡢᑟධ
࣭Ᏻᐃᛶࡢྥୖ㸦ィ⟬ึᮇࡢᏳᐃᛶྥୖ㸧
࣭⢭ᗘࡢྥୖ㸦ෆᤄ᪉ἲࡢᨵⰋ㸪ࢭࣝ⠇Ⅼἲࡢᑟධ㸧
࣭ᶍᆺኚᙧࢆ⪃៖ࡍࡿࡓࡵࡢ✵㛫᱁Ꮚኚᙧᶵ⬟ࡢᑟධ
᳨࣭ドゎᯒ㸦DLR-F6㸪 NASA-CRM࡞࡝㸧
Multigrid⏝࡟⮬ື⏕ᡂࡋࡓ⢒࠸᱁Ꮚࢆᅗ1࡟♧ࡍ㸬ࡲࡓ㸪ᅗ2࡟Multigridἲࢆ౑⏝ࡋࡓሙྜ࡜ࡋ࡞࠸
ሙྜࡢẚ㍑ࢆ♧ࡍ㸬Multigridἲࢆ౑⏝ࡍࡿࡇ࡜࡛㸪⣙4ಸィ⟬㏿ᗘࡀྥୖࡋ࡚࠸ࡿࡇ࡜ࡀࢃ࠿ࡗࡓ㸬
ᅗ 1 Multigrid ⏝ࡢ⢒࠸᱁Ꮚ
-10-
This document is provided by JAXA.
HPC@JAXA2010
0.0170
0.0165
ᨵⰋ๓
CD
ᨵⰋᚋ
0.0160
0.0155
0.0150
0
500
1000
1500
2000
2500
3000
CPUtime
ᅗ2
3500
4000
᢬ᢠಀᩘ CD ࡢ཰᮰ᒚṔ
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) ᶫᮏ ᩔ㸪ᮧୖ᱇୍㸪㟷ᒣ๛ྐ㸪⳻⏣ Ꮫ㸪኱㔝┿ྖ㸪ᆏୗ㞞⚽㸪ࣛࣇ࣮ࣝࣃ࢘ࣝࢫ㸪బ⸨ᖾ⏨㸪
͆㧗㏿
ὶయࢯࣝࣂ FaSTAR ࡢ㛤Ⓨ㸪
͇➨ 42 ᅇὶయຊᏛㅮ₇఍㸭⯟✵Ᏹᐂᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࢩ࣏ࣥࢪ
࣒࢘ 2010㸬
2) ⳻⏣ Ꮫ㸪ᶫᮏ ᩔ㸪ᮧୖ᱇୍㸪㟷ᒣ๛ྐ㸪
͆㠀ᵓ㐀㧗㏿ὶయࢯࣝࣂ FaSTAR ࡟࠾ࡅࡿ໙㓄ไ㝈㛵ᩘ㸪
͇➨
42 ᅇὶయຊᏛㅮ₇఍㸭⯟✵Ᏹᐂᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࢩ࣏ࣥࢪ࣒࢘ 2010㸬
3) ᆏୗ㞞⚽㸪ᯇᑿ⿱୍㸪ᶫᮏ ᩔ㸪㟷ᒣ๛ྐ㸪
͆LU-SGS ྑ๓ฎ⌮௜ࡁ GMRES ἲࡢ㧗㏿ὶయࢯࣝࣂ㸪
͇
➨ 42 ᅇὶయຊᏛㅮ₇఍㸭⯟✵Ᏹᐂᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࢩ࣏ࣥࢪ࣒࢘ 2010㸬
4) 㟷ᒣ๛ྐ㸪ᶫᮏ ᩔ㸪ᮧୖ᱇୍㸪ࣃ࢘ࣝࢫ࣭ࣛࣇ࣮ࣝ㸪⳻⏣ Ꮫ㸪ᅜᯞ ᫂㸪
࣮͆࣡ࢡࣇ࣮ࣟࢩࢫࢸ࣒࡜⮬
ື᱁Ꮚ⏕ᡂ㸭㧗㏿ CFD ࢯࣝࣂࢆ⤌ࡳྜࢃࡏࡓࢹࢪࢱࣝ㢼Ὕࡢ㛤Ⓨ㸪
͇➨ 42 ᅇὶయຊᏛㅮ₇఍㸭⯟✵Ᏹ
ᐂᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࢩ࣏ࣥࢪ࣒࢘ 2010㸬
-11-
This document is provided by JAXA.
HPC@JAXA2010
භ㠃య⮬ື᱁Ꮚ⏕ᡂ䝋䝣䝖 㻴㼑㼤㼍㻳㼞㼕㼐 䛾㛤Ⓨ㻌
Development of Hexahedra Automatic Grid Generator “HexaGrid”
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊 ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪ᶫᮏ ᩔ ([email protected])
◊✲ศᢸ⪅㸸◊✲㛤Ⓨᮏ㒊 ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪ᮧୖ᱇୍ ([email protected])
◊✲㛤Ⓨᮏ㒊 ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪▼ྥ᱇୍ ([email protected])
◊✲㛤Ⓨᮏ㒊 ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪㟷ᒣ๛ྐ ([email protected])
(ᰴ) ィ⟬ຊᏛ◊✲ࢭࣥࢱ࣮㸪ࣛࣇ࣮ࣝ ࣃ࢘ࣝࢫ ([email protected])
(ᰴ) ィ⟬ຊᏛ◊✲ࢭࣥࢱ࣮㸪㛗ᑿబᕷ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
㏻ᖖ㸪᱁Ꮚ⏕ᡂࡣᡭసᴗࡀ௓ධࡍࡿࡓࡵ㸪ከ኱࡞᫬㛫ࡀᚲせ࡜࡞ࡿ㸬ᮏࢢ࣮ࣝࣉ࡛ࡣ㸪ࡇࢀࡲ࡛㸪᱁
Ꮚ⏕ᡂ᫬㛫ࢆ▷⦰ࡍࡿࡓࡵ࡟㸪┤஺᱁Ꮚࢆ฼⏝ࡋࡓ㧗㏿࡞⮬ື᱁Ꮚ⏕ᡂࢯࣇࢺ(HexaGrid)ࡢ㛤Ⓨࢆ⾜ࡗ
࡚ࡁࡓ㸬HexaGridࢆ⏝࠸࡚㸪⯟✵ᶵࡢᥭຊࡸ᢬ᢠ࡞࡝ࡢ✵Ẽຊࡢண ࢆ࡛ࡁࡿࡼ࠺࡟ࡍࡿࡇ࡜ࡀ┠ⓗ࡛
࠶ࡿ㸬
㻌 ◊✲ࡢᴫせ
⮬ື᱁Ꮚ⏕ᡂࢯࣇࢺHexaGridࢆ⏝࠸࡚㸪4th AIAA CFD Drag Prediction Workshop(DPW4)ࡢㄢ㢟࡛
࠶ࡿNASA-Common Research Model (NASA-CRM)ࡢ᱁Ꮚࢆ⮬ື⏕ᡂࡋ࡚㸪ண ⢭ᗘࡢ᳨ドࢆ⾜ࡗࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
๤㞳ࡀ኱ࡁࡃ࡞ࡿ㏄ゅ4rࡢࢣ࣮ࢫ࡟ᑐࡋ࡚㸪୍㒊ࡢ✵㛫࡟⣽࠿࠸᱁Ꮚࢆ⏕ᡂࡍࡿࡇ࡜ࡀ࡛ࡁࡿᶵ⬟
㸦Refinement Boxᶵ⬟㸧ࢆ౑⏝ࡋ࡚ゎᯒࢆ⾜ࡗࡓ㸬ᅗ1࡟⏕ᡂࡋࡓ᱁Ꮚࢆ♧ࡍ㸬୺⩼ࡢᚋ᪉࡛᱁Ꮚࡀ⣽
࠿ࡃ࡞ࡗ࡚࠸ࡿ㸬㏻ᖖࡢ᱁Ꮚ࡛ࡣ㸪ᚋὶࡀ࡞ࡲࡗ࡚ࡋࡲ࠸ཌࡃ࡞ࡿࡀ㸪Refinement Boxࢆ౑⏝ࡋࡓ᱁Ꮚ
࡛ࡣ㸪ᚋὶࡸ⩼➃ ࢆࢩ࣮ࣕࣉ࡟ᤊ࠼ࡿࡇ࡜ࡀྍ⬟࡛࠶ࡿࡇ࡜ࡀࢃ࠿ࡗࡓ㸦ᅗ2㸧
㸬ࡇࡢᡭἲࡣ㸪ᚋὶࡀ
ᑿ⩼࡟ᖸ΅ࡍࡿၥ㢟࡟᭷ຠ࡛࠶ࡿ㸬
ᅗ 1 Refinement Box ࢆ౑⏝ࡋ࡚సᡂࡋࡓ᱁Ꮚ㻌
-12-
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ᅗ 2 ᚋὶࡢィ⟬⤖ᯝ㸦⥲ᅽศᕸ㸧
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ࡞ࡋㄽᩥ
1) A. Hashimoto㸪 K. Ishiko and T. Aoyama㸪 P. Lahur㸪 K. Murakami㸪 “Validation of Fully
Automatic Grid Generation Method on Aircraft Drag Prediction㸪” AIAA paper 2010-4669 (2010)
ཱྀ㢌Ⓨ⾲
2) Paulus R. Lahur㸪 Atsushi Hashimoto㸪 Keiichi Murakami㸪 Takashi Aoyama㸪 “AUTOMATIC
GRID GENERATION FOR ACCURATE NAVIER-STOKES SIMULATIONS㸪” ICAS 2010㸪 Nice㸪
Frace
-13-
This document is provided by JAXA.
HPC@JAXA2010
ከᏍቨ䝰䝕䝹䜢⏝䛔䛯㑄㡢㏿㢼Ὕ䛾ቨᨭᣢᖸ΅ゎᯒ㻌
Analysis of Wall and Support interferences in Transonic Wind Tunnel
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊 ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪ᶫᮏ ᩔ ([email protected])
◊✲ศᢸ⪅㸸⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ᅜ⏘᪑ᐈᶵࢳ࣮࣒㸪ᒣᮏ୍⮧㸦[email protected]㸧
⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ᅜ⏘᪑ᐈᶵࢳ࣮࣒㸪ᮧᒣගᏹ㸦[email protected]㸧
(ᰴ) ⳻཭ࢩࢫࢸ࣒ࢬ㸪⏣୰೺ኴ㑻㸦[email protected]㸧
(ᰴ) ⳻཭ࢩࢫࢸ࣒ࢬ㸪ᖹ஭ ு㸦[email protected]㸧
㢼Ὕᢏ⾡㛤Ⓨࢭࣥࢱ࣮㸪㡲㇂グ࿴([email protected])
㢼Ὕᢏ⾡㛤Ⓨࢭࣥࢱ࣮㸪㤶すᨻᏕ([email protected])
㢼Ὕᢏ⾡㛤Ⓨࢭࣥࢱ࣮㸪ୖ㔝 ┿([email protected])
㻌 ィ⟬ࡢ┠ⓗ
㢼Ὕࢆ⏝࠸ࡓ⯟✵ᶵࡢ✵Ẽຊィ ࡛ࡣ㸪㢼Ὕቨࡸᨭᣢ⿦⨨࡟ࡼࡿ✵ຊᖸ΅ࢆྲྀࡾ㝖ࡃࡓࡵ࡟㸪ィ ࡋ
ࡓࢹ࣮ࢱࢆ⿵ṇࡍࡿ㸬ࡇࢀࡲ࡛࡟㸪ࣃࢿࣝἲࡸቨᅽຊศᕸࢆ฼⏝ࡋࡓቨᖸ΅⿵ṇἲ㸪ᶍᆺ఩⨨࡛ࡢᅽຊ
໙㓄࡟ᇶ࡙࠸ࡓᨭᣢᖸ΅⿵ṇἲࡀᥦ᱌ࡉࢀ࡚࠸ࡿ㸬ࡋ࠿ࡋ㸪Ẹ㛫ᶵࡢ㛤Ⓨ࡛ࡣ⇞㈝ᛶ⬟ࡢホ౯ࡢࡓࡵ࡟㸪
᢬ᢠ್࡟㛵ࡋ࡚ 1㸣௨ୗࡢ㧗࠸⢭ᗘࡀᚲせ࡜ࡉࢀ㸪ࡉࡽ࡟㧗⢭ᗘ࡞⿵ṇἲࡀᚲせ࡜ࡉࢀ࡚࠸ࡿ㸬ᮏ◊✲
࡛ࡣ㸪㢼Ὕෆ㒊ࡢὶࢀሙࡸᖸ΅ࢆ⌮ゎࡋ㸪⿵ṇἲࡢᨵⰋࡸ᪂ࡓ࡞ᡭἲࡢᥦ᱌࡟ࡘ࡞ࡆࡿࡇ࡜ࢆ┠ⓗ࡜ࡋ
࡚࠸ࡿ㸬
㻌 ◊✲ࡢᴫせ
JAXA ࡀᡤ᭷ࡍࡿ 2m™2m 㑄㡢㏿㢼Ὕ࡟ᑐࡋ࡚㸪ྍ⬟࡞㝈ࡾ㢼Ὕࡢᙧ≧ཬࡧᨭᣢ⿦⨨ࢆᛅᐇ࡟෌⌧ࡋ
ィ⟬ࢆ⾜࠺㸬ࡓࡔࡋ㸪ࢸࢫࢺࢭࢡࢩࣙࣥࡢቨࡣከᏍቨ࡜࡞ࡗ࡚࠾ࡾ㸪ࡇࡢቨࡢࣔࢹࣝ໬ࡀ኱ࡁ࡞ㄢ㢟࡜
࡞ࡿ㸬ᮏィ⟬࡛ࡣ㸪JAXA 㑄㡢㏿㢼Ὕࡢ᮲௳ࢆᶍᨃࡋࡓ༢⊂Ꮝὶࢀࡢゎᯒࢆᐇ᪋ࡋ㸪᪂ࡓ࡟ᵓ⠏ࡋࡓከ
Ꮝቨࣔࢹࣝࢆ⏝࠸ࡓ㸬ィ⟬࡜ᐇ㦂ࡢẚ㍑ࢆ⾜࠸㸪ᚓࡽࢀࡓィ⟬⤖ᯝࢆ⏝࠸࡚㸪ቨᖸ΅ཬࡧᨭᣢᖸ΅ࡢ⌧
㇟࡟ࡘ࠸࡚⪃ᐹࡍࡿ
㻌
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ቨᖸ΅ࡸᨭᣢᖸ΅ࡢ⌧㇟ᢕᥱࢆࡍࡿࡓࡵ㸪㢼Ὕ඲యࢆྵࡵࡓ ONERA-M5 ࡢゎᯒࢆ⾜ࡗࡓ㸦ᅗ 1㸧
㸬᪂
ࡋࡃ㛤ⓎࡋࡓከᏍቨࣔࢹࣝࢆ౑⏝ࡍࡿࡇ࡜࡛㸪ᐇ㦂࡜࡯ࡰྠࡌቨ㠃ᅽຊศᕸࢆ෌⌧ࡍࡿࡇ࡜ࡀ࡛ࡁࡓ㸬
ࡇࢀ࡟ࡼࡾ㸪᥇⏝ࡋࡓィ⟬ᡭἲཬࡧከᏍቨࣔࢹࣝࡀጇᙜ࡛࠶ࡿࡇ࡜ࢆ☜ㄆ࡛ࡁࡓ㸬ࡲࡓ㸪㢼Ὕቨࢆ㏻㐣
ࡍࡿὶࢀ࡟ࡘ࠸࡚ࡶ▱ぢࢆᚓࡿࡇ࡜ࡀ࡛ࡁࡓ㸦ᅗ 2㸧
㸬 CL ࡜ CD ࡟ᑐࡍࡿቨࡸᨭᣢࡢᙳ㡪࡟ࡘ࠸࡚ࡶ⪃
ᐹࢆ⾜ࡗࡓ㸬ONERA-M5 ࡛ࡣ㸪ቨࡼࡾࡶᨭᣢࡢ᪉ࡀ඲యⓗ࡟ᙳ㡪ࡀ኱ࡁ࠸㸬ᨭᣢ⿦⨨࡟ࡼࡾ CD ࡣῶᑡ
ࡍࡿࡀ㸦ᾋຊຠᯝ㸧
㸪ቨࡢᙳ㡪࡛ CD ࡣୖ᪼ࡍࡿ㸬ຍ࠼࡚㸪ᨭᣢࡢᙳ㡪ࡣᶍᆺ඲య࡟ཬࢇ࡛࠸ࡿࡀ㸪ቨࡢ
ᙳ㡪ࡣ୺⩼࡛᭱ࡶ኱ࡁࡃ⾲ࢀ࡚࠸ࡿࡇ࡜ࡶࢃ࠿ࡗࡓ㸬
-14-
This document is provided by JAXA.
HPC@JAXA2010
ᅗ 1 㑄㡢㏿㢼Ὕෆࡢᅽຊศᕸ
ᅗ 2 ከᏍቨࢆ㏻㐣ࡍࡿὶࢀ
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ࡞ࡋㄽᩥ
1) Hashimoto㸪T. Aoyama㸪M. Kohzai㸪and K. Yamamoto㸪
” Transonic Wind Tunnel Simulation with
Porous Wall and Support Devices㸪” AIAA paper 2010-420
ཱྀ㢌Ⓨ⾲
2) ᶫᮏ ᩔ㸪㤶すᨻᏕ㸪⏣୰೺ኴ㑻㸪㟷ᒣ๛ྐ㸪⸨㔝ᩔᚿ㸪
͆㑄㡢㏿㢼Ὕࡢቨᨭᣢᖸ΅ゎᯒ㸪
͇➨24ᅇᩘ್
ὶయຊᏛࢩ࣏ࣥࢪ࣒࢘(2010)
-15-
This document is provided by JAXA.
HPC@JAXA2010
㢼Ὕෆὶ䜜ゎᯒ䛾䛯䜑䛾ከᏍቨ䝰䝕䝹䛾㛤Ⓨ㻌
Development of Porous Wall Model for Analysis of Flow inside a Wind Tunnel
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊 ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪ᶫᮏ ᩔ([email protected])
◊✲ศᢸ⪅㸸᪩✄⏣኱Ꮫ㸪༡㒊ኴ௓([email protected])
᪩✄⏣኱Ꮫ㸪బ⸨ဴஓ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
㢼Ὕෆὶࢀሙゎᯒࡢࡓࡵ࡟㸪㢼Ὕࢸࢫࢺࢭࢡࢩࣙࣥ࡟࠾ࡅࡿከᏍቨࡢᙳ㡪ࢆᶍᨃ࡛ࡁࡿࣔࢹࣝࡢ㛤Ⓨ
ࢆ⾜ࡗࡓ㸬᪤ᏑࡢከᏍቨࣔࢹࣝࡣᗄࡘ࠿Ꮡᅾࡍࡿࡀ㸪ࡑࢀࡽࡣከᏍቨࡢᕪᅽࡀ኱ࡁ࠸ሙྜࡢ౑⏝ࢆ᝿ᐃ
ࡋ࡚࠾ࡾ㸪㢼ὝከᏍቨࡢࡼ࠺࡞పᕪᅽࡢࡶࡢࢆᶍᨃࡍࡿ࡟ࡣ༑ศ࡛ࡣ࡞࠿ࡗࡓ㸬ᮏ◊✲࡛ࡣࡑࡢࡼ࠺࡞
పᕪᅽࡢሙྜ࡟⢭ᗘⰋࡃ౑࠼ࡿࣔࢹࣝࡢ㛤Ⓨࢆ┠ᣦࡋࡓ㸬
㻌 ◊✲ࡢᴫせ
ࡲࡎ༢⊂ࡢᏍ࡟ᑐࡍࡿCFDゎᯒࢆ⾜࠸㸪ࡑࡢ⤖ᯝ࠿ࡽᕪᅽ-ὶ㔞ࡢ㛵ಀᘧࢆᑟࡁࡔࡋࡓ㸬ࡲࡓࡇࡢィ⟬
࡛ࡣᏍࡢ┤ᚄ࡜῝ࡉࡢẚ㸪ࡲࡓቃ⏺ᒙཌࡉ࡜Ꮝ┤ᚄࡢẚ࡞࡝ࡶㄪᰝࡋ㸪ࡑࡢᙳ㡪ࢆࣔࢹࣝ࡟⪃៖ࡋࡓ㸬
ࡇࡢ༢⊂Ꮝࡢ⤖ᯝ࠿ࡽከᏍቨ࡬ࡢᣑᙇࢆ⾜ࡗࡓ㸬ᣑᙇ࡟࠾࠸࡚ࡣᏍྠኈࡢὶࢀሙࡀ࡝ࡢࡼ࠺࡟ᖸ΅ࡋ࠶
࠺ࡢ࠿ࢆㄪᰝࡍࡿࡓࡵ㸪
」ᩘࡢᏍࢆษࡗࡓከᏍቨࢆ㏻㐣ࡍࡿὶࢀࡢCFDゎᯒࢆ⾜࠸ࡑࡢᙳ㡪ࢆㄪᰝࡋࡓ㸬
ࡲࡓᮏࣔࢹࣝࢆቃ⏺᮲௳࡜ࡋ࡚⤌ࡳ㎸ࢇࡔィ⟬࡜ẚ㍑ࡋ㸪ࣔࢹࣝࡢᛶ⬟ࡢㄪᰝࢆ⾜ࡗࡓ㸬
㻌
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᮏࣔࢹࣝࡢ᳨ドࡢࡓࡵ㸪ከᏍቨࢆ┤᥋᱁Ꮚ࡛෌⌧ࡋࡓィ⟬࡜ࣔࢹࣝࢆ⏝࠸ࡓィ⟬ࢆẚ㍑ࡋࡓ㸬ࡑࡢ⤖
ᯝ㸪୧ィ⟬ࡀⰋዲ࡞୍⮴ࢆぢࡏ㸪ᮏࣔࢹࣝࡢጇᙜᛶࢆ♧ࡍࡇ࡜ࡀฟ᮶ࡓ㸬ࡲࡓ㸪ᅽຊᕪࡢቑຍ㸪✵㝽⋡
ࡢቑຍ࡟క࠺㸪Ꮝྠኈࡢὶࢀࡢᖸ΅ࡢᙳ㡪ࡶㄪ࡭㸪ࣔࢹࣝࡢ㝈⏺ࢆ᫂ࡽ࠿࡟ࡋࡓ㸬
ᅗ 1 ከᏍᏊ㏆ഐ࡛ࡢ࣐ࢵࣁᩘศᕸ
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-16-
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HPC@JAXA2010
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) Nambu㸪 T. Hashimoto㸪 A. Aoyama㸪 T and Sato㸪 T.: Numerical Analysis of Flow through a Hole
for Modeling of Wind Tunnel Porous Wall㸪 Transactions of Japan Society for Aeronautical and
Space Sciences (ᥖ㍕Ỵᐃ)
ᰝㄞ࡞ࡋㄽᩥ
2) Nambu㸪 T. Hashimoto㸪 A. Aoyama㸪 T and Sato㸪 T.: Analysis and Modeling of Flow through
Wind Tunnel Porous Wall㸪 40th Fluid Dynamics Conference㸪 AIAA-paper 2010-4858
3) ༡㒊ኴ௓㸪ᶫᮏ ᩔ㸪㟷ᒣ๛ྐ㸪బ⸨ဴஓ㸸ከᏍቨ㏻㐣ὶࢀࣔࢹࣝ࡟࠾ࡅࡿᏍᙧ≧ຠᯝࡢ᳨ウ㸪ィ⟬ᕤ
Ꮫㅮ₇఍ㄽᩥ㞟㸪Vol.15㸪p683-686
4) ༡㒊ኴ௓㸸㢼ὝෆὶࢀゎᯒࡢࡓࡵࡢከᏍቨࣔࢹࣝࡢ㛤Ⓨ㸪➨ 48 ᅇ㣕⾜ᶵࢩ࣏ࣥࢪ࣒࢘ㅮ₇㞟
-17-
This document is provided by JAXA.
HPC@JAXA2010
ᐇᅾ኱Ẽຠᯝ䜢⪃៖䛧䛯䝋䝙䝑䜽䝤䞊䝮ண 㻌
Sonic boom prediction considerin
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊 ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪ᶫᮏ ᩔ([email protected])
◊✲ศᢸ⪅㸸ィ⟬ຊᏛ◊✲ࢭࣥࢱ࣮㸪ᒣᮏ㞞ྐ([email protected])
◊✲㛤Ⓨᮏ㒊 ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪㧗ᶫ Ꮥ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ࢯࢽࢵࢡࣈ࣮࣒ఏ᧛ィ⟬࡟ᐇᅾ኱Ẽຠᯝࢆ⪃៖ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
Burgersᘧ࡟⇕⢓ᛶຠᯝ࠾ࡼࡧศᏊ᣺ື⦆࿴ຠᯝࢆホ౯ࡍࡿࡓࡵࡢ㡯ࢆ㏣ຍࡋ㸪㉸㡢㏿ᶵ㣕⾜㧗ᗘ࠿
ࡽᆅୖࡲ࡛ࡢ኱Ẽࡢ᪤▱ࡢ≀ᛶ㸦 ᗘ㸪ᅽຊ㸪ᐦᗘ㸪㡢㏿㸪┦ᑐ‵ᗘ࡞࡝㸧ࢆ⏝࠸㸪⇕⢓ᛶ࣭⦆࿴ຠᯝ
ࢆ⪃៖ࡋࡓࢯࢽࢵࢡࣈ࣮࣒ィ⟬ࢆᐇ᪋ࡍࡿ㸬
㻌
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
Burgersᘧ࡟⇕⢓ᛶຠᯝ࠾ࡼࡧศᏊ᣺ື⦆࿴ຠᯝࢆホ౯ࡍࡿࡓࡵࡢ㡯ࢆ㏣ຍࡋࡓ㸬ヲ⣽࡞CFDィ⟬࡜
ẚ㍑ࡋ࡚㸪⢓ᛶ࠾ࡼࡧ⦆࿴ࡢᐃ㔞ⓗ࡞ຠᯝࢆ᳨ドࡋࡓ㸬ࡲࡓ㸪ᐇᅾ኱Ẽ୰ࡢ‵ᗘศᕸ࡞࡝ࢆ⪃៖ࡋࡓࢯ
ࢽࢵࢡࣈ࣮࣒ఏ᧛ィ⟬ࢆᐇ᪋ࡋ㸪ᆅୖ࡛ࡢ❧ࡕୖࡀࡾ᫬㛫ࡢホ౯ࡀྍ⬟࡛࠶ࡿࡇ࡜ࢆ☜ㄆࡋࡓ㸬
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ᅗ1 ヲ⣽CFDィ⟬࡜Burgers࡜ࡢἼ㠃ࡢẚ㍑(t=36s)
-18-
This document is provided by JAXA.
HPC@JAXA2010
ᅗ 2 ࢯࢽࢵࢡࣈ࣮࣒ᆅୖἼᙧ(Burgers:⇕⢓ᛶ࣭⦆࿴࠶ࡾ㸪Poisson:࡞ࡋ)
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) ᒣᮏ㸪ᶫᮏ㸪ᮧୖ㸪㟷ᒣ㸪㓇஭㸪
͆Burgersᘧࢆ⏝࠸ࡓࢯࢽࢵࢡࣈ࣮࣒ఏ᧛ィ⟬࡟࠾ࡅࡿ⇕⢓ᛶῶ⾶࠾
ࡼࡧศᏊ⦆࿴ຠᯝ㸪
͇➨42ᅇὶయຊᏛㅮ₇఍㸭⯟✵Ᏹᐂᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࢩ࣏ࣥࢪ࣒࢘2010
ㅮ₇㞟(CD-ROM) 㸪2B11㸪(2010)
-19-
This document is provided by JAXA.
HPC@JAXA2010
ᵓ㐀య䛾᣺ືゎᯒ㻌
Vibration Analysis of the Long Structure with fins
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ㉸㡢㏿ᶵࢳ࣮࣒㸪㧗ᡞ㇂ ೺([email protected])
㻌 ィ⟬ࡢ┠ⓗ
᭷㝈せ⣲ἲゎᯒࢯࣇࢺ࢙࢘࢔ MSC.NASTRAN ࢆ⏝࠸ࡓᵓ㐀ゎᯒࢆᐇ᪋ࡋᵓ㐀యࡢຊᏛ≉ᛶࢆᢕᥱࡍ
ࡿ㸬
㻌
㻌 ◊✲ࡢᴫせ
ࣇ࢕ࣥ௜ࡁᵓ㐀యࡢᅛ᭷್ゎᯒࢆᐇ᪋ࡋ㸪㣕⾜୰ࡢ᣺ືᩘ࡜᣺ື࣮ࣔࢻࢆ᥎ᐃࡋ㸪ඹ᣺ࡍࡿྍ⬟ᛶࡀ
࠶ࡗࡓࡢ࡛タィኚ᭦ࢆᥦ᱌ࡋࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ࣇ࢕ࣥ௜ࡁᵓ㐀యࡢᅛ᭷್ゎᯒࢆᐇ᪋ࡋ㸪㣕⾜୰ࡢ᣺ືᩘ࡜᣺ື࣮ࣔࢻࢆ᥎ᐃࡋ㸪ඹ᣺ࡍࡿྍ⬟ᛶࡀ
࠶ࡗࡓࡢ࡛タィኚ᭦ࢆᥦ᱌ࡋࡓ㸬
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ᅗ 1 ᵓ㐀యࡢ᣺ື࣮ࣔࢻࡢ౛㸦1 ḟ᭤ࡆ࣮ࣔࢻ㸧
-20-
This document is provided by JAXA.
HPC@JAXA2010
㧗䝺䜲䝜䝹䝈ᩘ䛻䛚䛡䜛ᅽ⦰ᛶள㡢㏿ὶ䛾㧗⢭ᗘゎᯒἲ䛾◊✲㻌
Numerical Simulation of Subsonic Flow with High Accuracy and Resolution at High Reynolds Numbers
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊 ὶయࢢ࣮ࣝࣉ㸪㯮༟ྖ([email protected])
◊✲ศᢸ⪅㸸◊✲㛤Ⓨᮏ㒊 ὶయࢢ࣮ࣝࣉ㸪ụ⏣཭᫂([email protected])
㫽ྲྀ኱Ꮫ኱Ꮫ㝔ᕤᏛ◊✲⛉ᶵᲔᏱᐂᕤᏛᑓᨷ㸦ᶵᲔᕤᏛࢥ࣮ࢫ㸧
㸪
ఫ 㝯༤㸦ᐈဨ㸧([email protected])
◊✲㛤Ⓨᮏ㒊 ὶయࢢ࣮ࣝࣉ㸪ᱠᒣ ῟([email protected])
㻌 ィ⟬ࡢ┠ⓗ
⯟✵ᶵࡢኻ㏿≉ᛶࡸ㡢㡪≉ᛶࡢᐃ㔞ⓗホ౯ࢆ┠ⓗ࡜ࡋ࡚㸪ᐇ⏝ⓗ࡞㧗ࣞ࢖ࣀࣝࢬᩘ㡿ᇦ࡟࠾ࡅࡿ㸪㑄
⛣ࡸ๤㞳➼ࡢ」㞧࡞ὶࢀሙࢆྵࡴゎᯒἲࢆ☜❧ࡍࡿ.
㻌 ◊✲ࡢᴫせ
㧗㏿໬ᡭἲ୪ࡧ࡟㧗⢭ᗘ໬ᡭἲࢆ᳨ウࡋ㸪ࢥ࣮ࢻࡢಙ㢗ᛶࢆྥୖࡉࡏࡿ◊✲ࢆᐇ᪋ࡍࡿ࡜࡜ࡶ࡟㸪㛤
Ⓨࡋࡓゎᯒᡭἲࢆ⏝࠸࡚㸪㧗Reᩘ㡿ᇦ࡟࠾ࡅࡿ஘ὶ㑄⛣㐣⛬ࡢᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥࢆ⾜࠸㸪ࢩ࣑ࣗࣞ
࣮ࢩࣙࣥࡢጇᙜᛶࢆ㑄⛣఩⨨㸪୙ᏳᐃT-SἼࡢ࿘Ἴᩘศᕸ➼ࡢ㠃࠿ࡽ⥺ᆺᏳᐃᛶゎᯒཬࡧᐇ㦂⤖ᯝ࡜ࡢᐃ
㔞ⓗẚ㍑ࢆ㏻ࡋ᳨࡚ドࡍࡿ㸬
ࡲࡓ㸪⯟✵ᶵ➼࡟௦⾲ࡉࢀࡿࡼࡾ」㞧࡞ᙧ≧࡬㐺⏝ࡍࡿࡓࡵ࡟㸪⊂⮬࡟ᥦ᱌ࡋ࡚࠸ࡿ㸪୍⯡໬≉ᛶ࢖
ࣥࢱ࣮ࣇ࢙࢖ࢫ⌮ㄽࢆᛂ⏝ࡋࡓ᪂ࡋ࠸ࢥࣥࢭࣉࢺ࡟ࡼࡿ࣐ࣝࢳࣈࣟࢵࢡゎᯒࢥ࣮ࢻࢆ㛤Ⓨࡋ㸪ᐇ⏝ᙧ≧
࡛ࡢᛶ⬟᳨ドࢆ┠ᣦࡍ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
࣭ ᫖ᖺᗘࡲ࡛ࡢ◊✲࡟࠾࠸࡚㸪༢Ⅼ⤖ྜ࡛㸪ࣈࣟࢵࢡቃ⏺࡛ࡢ࢟ࣥࢡࢆチᐜࡍࡿ࡜࠸࠺≉ᚩࢆᣢࡘ㸪୍
⯡໬≉ᛶ࢖ࣥࢱ࣮ࣇ࢙࢖ࢫ⌮ㄽࢆᛂ⏝ࡋࡓ࣐ࣝࢳࣈࣟࢵࢡLESゎᯒࢥ࣮ࢻࢆ㛤Ⓨࡋ㸪」㞧ᙧ≧࡜ࡋ࡚㸪
ࣇࣛࢵࣉࢆ᭷ࡍࡿ㧗ᥭຊ2ḟඖ⩼ࡢ᳨ドゎᯒࢆᐇ᪋ࡋࡓ㸬ࡑࡢ⤖ᯝ㸪ᚑ᮶୙ྍ⬟࡜ࡉࢀ࡚࠸ࡓ」ᩘࡢ㑄
⛣Ⅼࢆࣔࢹࣝࢆ⏝࠸ࡿࡇ࡜࡞ࡋ࡟ᤕ⋓࡛ࡁࡿࡇ࡜ࢆᐇドࡋ㸪ᅽຊศᕸ➼ࡶᐃ㔞ⓗ࡟ᐇ㦂್࡜୍⮴ࡍࡿ
ࡇ࡜ࢆ☜ㄆࡋࡓ㸬
࣭ ௒ᖺᗘࡣࡇࡢィ⟬ᡭἲࢆࢫࣛࢵࢺ⩼ࢆྵࡴᙧ≧࡟㐺⏝ࡋ㸪Multiple Tonal Peak㸦ࢫࣛࢵࢺ㦁㡢ヨ㦂
࡛⌧ࢀࡿ୰࿘Ἴᩘ㡿ᇦ࡛ࡢ」ᩘࣆ࣮ࢡ㡢㸧ࡢᤕ⋓ࢆヨࡳࡓ㸬ࡉࡽ࡟Ⓨ⏕ࡢ࣓࢝ࢽࢬ࣒ࡢ᳨ウࢆ㛤ጞࡋ
ࡓ㸬
࣭୺࡞ᡭἲࡢ≉ᚩ
(1) ᑐ㇟᪉⛬ᘧ㸸3ḟඖᅽ⦰ᛶࢼࣅ࢚ࢫࢺ࣮ࢡࢫ᪉⛬ᘧ
(2) ✵㛫㞳ᩓ໬ἲ㸸4ḟ⢭ᗘ᭱㐺໬ࢥࣥࣃࢡࢺࢫ࣮࣒࢟
(3) ᫬㛫✚ศἲ㸸4ḟ⢭ᗘ᭱㐺໬ࣝࣥࢤࢡࢵࢱࢫ࣮࣒࢟
(4) LES㸸ADMἲ
(5) ቃ⏺᮲௳㸸 ୍⯡ᗙᶆ⣔࡟ᣑᙇࡉࢀࡓNavier-Stokes characteristic boundary conditions (NSCBC)
(6) ࢖ࣥࢱ࣮ࣇ࢙࣮ࢫ(≉␗)㠃ࡢྲྀࡾᢅ࠸㸸୍⯡໬≉ᛶ࢖ࣥࢱ࣮ࣇ࢙࣮ࢫ⌮ㄽ㸦⊂⮬ᥦ᱌㸧
(7) ஘ὶࣔࢹࣝ㸸㑄⛣ཬࡧ஘ὶ࡟㛵ࡍࡿࣔࢹࣜࣥࢢࡣ↓ࡋ
(8) ୪ิ໬ᡭἲ㸸XPFortran+⮬ື୪ิ+OpenMP / MPI
-21-
This document is provided by JAXA.
HPC@JAXA2010
㻌
㻌
ᅗ 1 ᗘศᕸ(㉥㸪㟷㸸ᶓ 㸪ỈⰍ㸪㯤㸸⦪ 㸧
㻌
㻌
ᅗ 2 㡢Ἴᤕ⋓౛(50m/sec㸪㏄ゅ 10
ᗘ㸪Re106㸧
㻌
-22-
This document is provided by JAXA.
HPC@JAXA2010
⯟✵ᶵ㦁㡢䛻㛵㐃䛧䛯㡢㡪䝅䝭䝳䝺䞊䝅䝵䞁䜈䛾ᛂ⏝䛻㛵䛩䜛◊✲㻌
Research on Simulation of Airframe noise
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊 ὶయࢢ࣮ࣝࣉ㸪㯮༟ྖ([email protected])
◊✲ศᢸ⪅㸸◊✲㛤Ⓨᮏ㒊 ὶయࢢ࣮ࣝࣉ㸪ụ⏣཭᫂([email protected])
㫽ྲྀ኱Ꮫ኱Ꮫ㝔ᕤᏛ◊✲⛉ᶵᲔᏱᐂᕤᏛᑓᨷ㸦ᶵᲔᕤᏛࢥ࣮ࢫ㸧
㸪
ఫ 㝯༤㸦ᐈဨ㸧([email protected])
◊✲㛤Ⓨᮏ㒊 ὶయࢢ࣮ࣝࣉ㸪ᱠᒣ ῟([email protected])
㻌 ィ⟬ࡢ┠ⓗ
㏆ഐሙ࠿ࡽ㐲᪉ሙ࡬⮳ࡿᗈ⠊ᅖࡢ㦁㡢ண ἲࡢᵓ⠏ࢆ┠ⓗ࡜ࡋ࡚㸪㡢㡪⌮ㄽࢆᛂ⏝ࡋࡓ㐲᪉ሙ㡢㡪ண
ᡭἲ࠾ࡼࡧ㸪㏆ഐሙ࡜ࡢ࢖ࣥࢱ࣮ࣇ࢙࣮ࢫࡢྲྀࡾᢅ࠸࡟㛵ࡍࡿ◊✲ࢆ⾜࠺㸬
᭱ึࡢㄢ㢟࡜ࡋ࡚㸪పࣞ࢖ࣀࣝࢬ㡿ᇦ࡟࠾ࡅࡿ2ḟඖ⩼࿘ࡾ࠿ࡽⓎ⏕ࡍࡿ㡢ࢆᢅ࠸㸪DNS࡟ࡼࡿ㏆ഐ
ሙࡢゎᯒἲࡢ᳨ドཬࡧ㡢㡪⌮ㄽ࡟ࡼࡿ㦁㡢ண ἲࡢ⢭ᗘྥୖࢆ┠ᣦࡍ㸬
㻌 ◊✲ࡢᴫせ
2ḟඖᒙὶᇦ࡟࠾ࡅࡿDNSィ⟬࡟㐺⏝ྍ⬟࠿࡝࠺࠿ࢆ᳨ドࡍࡿ࡜࡜ࡶ࡟㸪ᚑ᮶ࡢ㡢㡪⌮ㄽ࡟௦ࢃࡿゎ
ᯒᡭἲࢆᥦ᱌ࡋ㸪DNSゎᯒ⤖ᯝ࡜ࡢẚ㍑ࢆ㏻ࡌ࡚㸪㐲᪉ሙ㦁㡢ண ⢭ᗘࡢྥୖࡀᚓࡽࢀࡿ࠿࡝࠺࠿ࢆ᳨
ドࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
࣭ᚑ᮶ᡭἲࡢ㡢㡪⌮ㄽ࡜㠀ᅽ⦰CFDࡢ⤌ࡳྜࢃࡏ࡛ࡣ㸪ࢻࢵࣉ࣮ࣛຠᯝࡸ㡢Ἴࡢ཯ᑕ࣭ᩓ஘⌧㇟ࡢ෌⌧
ᛶࡢ㠃࡛ㄗᕪࡀ኱ࡁ࠸࡜࠸࠺ၥ㢟ࡀ࠶ࡗࡓ㸬᫖ᖺᗘࡲ࡛㸪᪂ࡓ࡟㸪Ffowcs Williams-Hawkings (FW-H)
ἲࢆ㧗⢭ᗘᅽ⦰ᛶLESࢥ࣮ࢻ࡟⤌ࡳ㎸ࡴᡭἲࢆᵓ⠏ࡋ㸪పReᩘὶࢀࡢ㐺⏝౛࡟࠾࠸࡚㸪୍ᵝὶ୰ࡢࢻ
ࢵࣉ࣮ࣛຠᯝࢆ෌⌧࡛ࡁࡿࡇ࡜ࢆᐇドࡋࡓ㸬ࡇࢀ࡟ࡼࡾ㸪㏆ഐሙ࠿ࡽ㐲᪉ሙࡲ࡛ࡢᗈ⠊ᅖ࡛✵ຊ㡢ࡢ
෌⌧ࡀྍ⬟࡜࡞ࡗࡓ㸬
࣭௒ᖺᗘࡣࡉࡽ࡟㸪஘ὶཬࡧ㧗ள㡢㏿࡛༟㉺ࡍࡿᅄ㔜ᴟ㡢ホ౯ἲࢆFW-Hἲ࡟ᇶ࡙࠸ࡓ㐲᪉ሙண ࢥ࣮
ࢻ࡟⤌ࡳ㎸ࡳ㸪஘ὶ㑄⛣ࢆྵࡴ2ḟඖ⩼࿘ࡾࡢὶࢀ࡟㐺⏝ࡋ㸪4㔜ᴟ㡢ࡢホ౯ࢆヨࡳࡓ㸬
-23-
This document is provided by JAXA.
HPC@JAXA2010
㻌
஘ὶ䛷༟㉺䛩䜛ᅄ㔜ᴟ㡢ホ౯ἲ䜢FW-Hἲ䛻ᇶ䛵䛔䛯㐲᪉ሙண 䝁䞊䝗䛻⤌䜏㎸䜏䠈
㡢※㡿ᇦ䜢௵ព䛻㑅䜉䜛ᡭἲ䜢㛤Ⓨ
஘ὶ㦁㡢ィ⟬౛ :
¾
NACA0012
¾
U’ = 40[m/s]
㏄ゅ 10 [deg.]
Re = 4㽢10 5
᱁ᏊⅬᩘ :
20㽢10 6
¾
¾
¾
㖄┤ୖ᪉䛷䛾SPLẚ㍑
஧㔜ᴟ
䛾䜏
஧㔜ᴟ
䠇ᅄ㔜ᴟ
ᐇ㦂್
䠄Suzuki et al.䠅
య✚㡢※㡿ᇦ䠖
LES䛾⤌䜏㎸䜏䛜preliminary䛷䛒䜛䛯䜑஘
ὶ⏕ᡂཬ䜃㡢ᅽ䛾㐣኱ホ౯䛜ぢ䜙䜜䜛䛜䚸
᱁Ꮚゎീᗘ䛾᳨ウ䜢ྵ䜑௒ᚋᨵၿ䛾ணᐃ
㏿ᗘuᡂศ
▐᫬ኚື
᪂つ/⊂⮬ᛶ䚸ᢏ⾡䝺䝧䝹
⯟✵ศ㔝䛻䛚䛡䜛ᐇ⏝䝺䝧䝹䛾኱つᶍィ⟬䛷䠈
ᅄ㔜ᴟ㡢䜢┤᥋ⓗ䛻ィ⟬䛧䛯౛䛿௚◊✲䛷䛿
ぢ䜙䜜䛪䚸᪂つᛶ䛿㧗䛔
䝥䝻䝆䜵䜽䝖䞉እ㒊䝙䞊䝈䜈䛾㈉⊩
ᮏ䝔䞊䝬䛷㛤Ⓨ䛧䛯ᡭἲ䛿ᡃ䚻䜸䝸䝆䝘䝹䛾ᢏ⾡䛷䛒䜚䠈䛣䜜
䛻䜘䜚㧗ᥭຊ⿦⨨䜔⬮䛺䛹䛾」㞧ᙧ≧≀య䛛䜙ᨺᑕ䛥䜜䜛ᶵ
య㦁㡢䞉䝆䜵䝑䝖➼䛾䜶䞁䝆䞁㦁㡢ண ၥ㢟䛷䛾㧗⢭ᗘ໬䛜ᮇ
ᚅ䛥䜜䜛䚹
㻌
ᅗ 1 ᳨ドゎᯒ⤖ᯝ౛
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) 㯮㸪ఫ㸪ᱠᒣ㸪”Numerical Simulation around Airfoil with Tonal Noise Generation”㸪
ICAS2010-3.11.3㸪 2010.
2) ఫ㸪㯮㸪ᱠᒣ㸪”New Milti-block Computational Methodlogy by Characteristic Interface Conditions
with High-order Interpolation”㸪 ICAS2010-2.2.ST2㸪 2010.㻌
-24-
This document is provided by JAXA.
HPC@JAXA2010
䜶䞁䝆䞁᤼Ẽ䜢ྵ䜐✵ຊ≉ᛶ᥎⟬ᩘ್ゎᯒᢏ⾡䛾◊✲㻌
Numerical Analysis of Aerodynamic Characteristic including Jet Exhaust
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸ᮾ໭኱Ꮫ኱Ꮫ㝔ᕤᏛ◊✲⛉㸪బࠎᮌ኱㍜([email protected])
◊✲ศᢸ⪅㸸ᮾ໭኱Ꮫ኱Ꮫ㝔ᕤᏛ◊✲⛉㸪୰ᶫ࿴༤([email protected])
ᮾ໭኱Ꮫ኱Ꮫ㝔ᕤᏛ◊✲⛉㸪᭹㒊 ₶([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ᑗ᮶ⓗ࡞࢖ࣥࢸ࣮ࢡࢆྵࡵࡓᶵయ㸭᥎㐍⣔⤫ྜゎᯒᡭἲࡢ㛤Ⓨࢆᛕ㢌࡟㸪㠀ᵓ㐀᱁Ꮚࢯࣝࣂ࣮࡛࠶ࡿ
TASࢥ࣮ࢻࡢ㧗ᗘ໬ࢆ┠ⓗ࡜ࡋ࡚㸪࢚ࣥࢪࣥ᤼Ẽࢆྵࡴ✵ຊ᥎⟬ࢯࣝࣂ࣮ࡢ㛤Ⓨࢆ┠ⓗ࡜ࡍࡿ㸬≉࡟㸪
࢚ࣥࢪࣥ᤼Ẽ࡟ࡼࡿᖸ΅ࡀ኱ࡁ࠸࡜᝿ᐃࡉࢀࡿ㞳╔㝣᫬ࡢ✵ຊ≉ᛶࡢ᥎⟬⢭ᗘࡢྥୖࢆᅗࡾ㸪࢚ࣥࢪࣥ
సື࡟ࡼࡿప㏿✵ຊ≉ᛶ࡬ࡢᙳ㡪࡜ᐇ㣕⾜᮲௳࡛ࡢ㞳╔㝣✵ຊᛶ⬟ࢆ᥎⟬࡛ࡁࡿᩘ್ゎᯒᢏ⾡ࡢ☜❧ࢆ
┠ᣦࡍ㸬
㻌 ◊✲ࡢᴫせ
㟼⢔㉸㡢㏿◊✲ᶵ2ḟᙧែᑿ⩼᤼Ẽᖸ΅ప㏿㢼Ὕヨ㦂࡜ྠ᮲௳࡟࠾ࡅࡿᩘ್ゎᯒ⤖ᯝࡀ኱ࡁࡃ␗࡞ࡿ
ࡓࡵ㸪ࡑࡢཎᅉࢆㄪᰝࡋ࡚ᩘ್ゎᯒ⤖ᯝࡢ⢭ᗘࢆྥୖࡉࡏࡿࡓࡵ࡟㸪᱁Ꮚゎീᗘࡢᕪ㐪࡟ࡼࡿᙳ㡪ࢆホ
౯ࡍࡿ࡜ඹ࡟ィ⟬ᡭἲࡢᨵၿࢆᅗࡿ㸬ึᖺᗘࡣ㸪㞳Ⓨ╔᫬࡟࠾ࡅࡿ࢚ࣥࢪࣥ᤼Ẽࢆྵࡴ✵ຊゎᯒࢆ᱁Ꮚ
ゎീᗘࢆኚ᭦ࡋ࡚⾜࠸㸪㢼Ὕヨ㦂⤖ᯝ࡜ࡢẚ㍑ࢆ⾜࠺㸬ḟᖺᗘࡣ㸪࢚ࣥࢪࣥ᤼Ẽ࡟ࡼࡿ✵ຊᖸ΅ࢆ᥎⟬
ࡍࡿࡓࡵࡢゎ㐺ྜ᱁Ꮚ⣽ศ໬ἲࢆ᳨ウࡍࡿ࡜ඹ࡟ィ⟬ᡭἲࡢᨵၿࢆ⾜࠸㸪ᶵయ㸭᥎㐍⣔⤫ྜὶືゎᯒ⢭
ᗘࡢྥୖࢆ┠ᣦࡍ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
௒ᖺᗘ㸪ᶵయ㸭᥎㐍⣔⤫ྜὶືゎᯒᢏ⾡☜❧ࡢ㊊᥃࠿ࡾ࡜ࡋ࡚㸪ᮾ໭኱Ꮫ࡛㛤Ⓨࡉࢀࡓ㠀ᵓ㐀᱁Ꮚὶ
యゎᯒࢯࣝࣂ࣮TAS-code㸦Tohoku university Aerodynamic Simulation code㸧ࢆ⏝࠸࡚㟼⢔㉸㡢㏿◊
✲ᶵ࿘ࡾࡢゎᯒࢆ⾜ࡗࡓ㸬ࢪ࢙ࢵࢺ᤼Ẽࡀ᤼ฟࡉࢀࡓ≧ែ࡟࠾ࡅࡿᶵయࡢ✵ຊ≉ᛶࢆ᥎⟬ࡋ㸪᱁Ꮚࡢ⢒
ࡉࡢ㐪࠸࡟ࡼࡾ✵ຊ≉ᛶ࡬ࡢᙳ㡪ࡀ࡝ࡢ⛬ᗘ⌧ࢀࡿࡢ࠿ࢆJAXA࡛⾜ࢃࢀࡓᑿ⩼᤼Ẽᖸ΅ప㏿㢼Ὕヨ㦂
࡟ࡼࡾᚓࡽࢀࡓ್࡜ẚ㍑ࡋࡓ㸬
-25-
This document is provided by JAXA.
HPC@JAXA2010
㻌
㻌
ᅗ 1 ᶵయ㸭᥎㐍⣔⤫ྜゎᯒ⤖ᯝ
㻌
㻌
㻌
ᅗ 2 ᱁Ꮚゎീᗘ࡟ࡼࡿ᤼Ẽ㒊࡟࠾ࡅࡿ࣐ࢵࣁᩘศᕸࡢ┦㐪
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) ᭹㒊 ₶㸪బࠎᮌ኱㍜㸪୰ᶫ࿴༤㸪
ࠕ᱁Ꮚ⣽ศ໬ࡀࢪ࢙ࢵࢺ᤼Ẽࢆྵࡴᶵయࡢ✵ຊ≉ᛶ࡟୚࠼ࡿᙳ㡪ࠖ
㸪
⯟✵ᏱᐂᏛ఍໭㒊ᨭ㒊 2011 ᖺㅮ₇఍ཬࡧ➨ 12 ᅇ෌౑⏝ᆺᏱᐂ㍺㏦⣔ࢩ࣏ࣥࢪ࣒࢘㸪௝ྎ㸪2011 ᖺ 3
᭶ 10 ᪥㸬
-26-
This document is provided by JAXA.
HPC@JAXA2010
ὶయ䞉⇕ఏᑟ㐃ᡂᩘ್ゎᯒ䛸ᅛయ⇕ఏᑟ䛾㐃ᦠ㻌
Coupling Method between Conjugate Heat Transfer Simulation and Thermal Stress Analysis
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ⎔ቃ㐺ᛂ࢚ࣥࢪࣥࢳ࣮࣒㸪ᒣ᰿ ᩗ([email protected])
◊✲ศᢸ⪅㸸ᮾி㎰ᕤ኱Ꮫ኱Ꮫ㝔㸪➉⏣ᩄᗈ
㻌 ィ⟬ࡢ┠ⓗ
」㞧࡞ࢱ࣮ࣅࣥ෭༷ᵓ㐀࡟ࡘ࠸࡚㸪ヲ⣽࡞ ᗘศᕸ࡟ᇶ࡙ࡃ⇕ᛂຊホ౯ࢆ⾜࠺ࡓࡵ㸪ὶయ࣭⇕ఏᑟ㐃
ᡂᩘ್ゎᯒ࠿ࡽᚓࡽࢀࡿᅛయ ᗘศᕸࢆ㸪Nastran➼࡟ࡼࡿ⇕ᛂຊゎᯒࢹ࣮ࢱ࡜ࡋ࡚౑⏝ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
ᮏ◊✲࡛ࡣ㸪ὶయ࣭⇕ఏᑟ㐃ᡂᩘ್ゎᯒ࠿ࡽᚓࡽࢀࡿ⾲㠃 ᗘࢹ࣮ࢱ➼ࢆ㸪␗࡞ࡿ᱁Ꮚ࡬⛣⾜ࡍࡿࡓ
ࡵࡢࢹ࣮ࢱ⛣⾜ࣉࣟࢢ࣒ࣛࢆ㛤Ⓨࡋࡓ㸬ලయⓗ࡟ࡣ㸪UPACSࡢゎᯒ⤖ᯝࢹ࣮ࢱ࠿ࡽ㸪௵ពࡢᗙᶆⅬ࡛ࡢ
್ࢆ⿵᏶ࡍࡿᶵ⬟ࢆᣢࡘࣉࣟࢢ࣒ࣛࢆ㛤Ⓨࡋ㸪Nastranࡢධຊࣇ࢓࢖ࣝ୰ࡢቃ⏺᮲௳್࡜⨨ࡁ᥮࠼ࡿࡇ
࡜࡛㸪ヲ⣽࡞ ᗘศᕸ࡟ࡼࡿ⇕ᛂຊゎᯒࢆᐇ⌧ࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
UPACS࠿ࡽNastran࡬ࡢࢹ࣮ࢱ⛣⾜ࣉࣟࢢ࣒ࣛࢆ᳨ドࡋࡓ㸬UPACS࡛ࡣ㔜ྜ᱁Ꮚࢆ฼⏝ࡋ㸪JSS࡛
ࢱ࣮ࣅࣥ⩼ࡢࣇ࢕࣒ࣝ෭༷ᵓ㐀ࣔࢹࣝࡢ㐃ᡂゎᯒࢆ⾜࠸㸪ࡑࡢ⤖ᯝ࠿ࡽ㔜ྜࡢ㔜࡞ࡾ㒊ศ࡛ࡢࢹ࣮ࢱ㔜
」ࢆ⮬ືⓗ࡟ุᐃࡋ࡚Nastran⏝ᅄ㠃య㠀ᵓ㐀᱁Ꮚࡢቃ⏺᮲௳ࢆᚓ࡚㸪Nastranഃ࡛ࡢ ᗘศᕸゎᯒࡀ
㐃ᡂゎᯒ⤖ᯝ࡜▩┪ࡏࡎ㸪ࡉࡽ࡟⇕ᛂຊゎᯒࡀྍ⬟࡛࠶ࡿࡇ࡜ࢆ☜ㄆࡋࡓ㸬
㻌
ᅗ 1 ὶయ࣭⇕ఏᑟ㐃ᡂゎᯒ࡟ࡼࡿ⾲㠃 ᗘศᕸ
-27-
This document is provided by JAXA.
HPC@JAXA2010
ᅗ 2 㐃ᡂゎᯒ࡛ᚓࡽࢀࡓ ᗘศᕸ࡟ࡼࡿ⇕ᛂຊゎᯒ
㸦࣑࣮ࢮࢫᛂຊศᕸ㸧
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) ᒣ᰿ ᩗ㸪
ࠕὶయ࣭⇕ఏᑟ㐃ᡂゎᯒ࡜ᅛయ⇕ᛂຊゎᯒࡢ㐃ᦠᡭἲ࡟ࡘ࠸࡚ࠖ
㸪➨ 38 ᅇ᪥ᮏ࢞ࢫࢱ࣮ࣅࣥ
Ꮫ఍ᐃᮇㅮ₇఍㸪2010 ᖺ 10 ᭶ 21 ᪥㸬
-28-
This document is provided by JAXA.
HPC@JAXA2010
⯟✵ᶵ䛾✵ຊ䞉㦁㡢䛻㛵䛩䜛◊✲㻌
Study on Aerodynamics and Aeroacoustics for Civil Aircraft
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ᅜ⏘᪑ᐈᶵࢳ࣮࣒㸪ᒣᮏ୍⮧([email protected])
◊✲ศᢸ⪅㸸⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ᅜ⏘᪑ᐈᶵࢳ࣮࣒㸪ᮧᒣගᏹ([email protected])
⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ᅜ⏘᪑ᐈᶵࢳ࣮࣒㸪௒ᮧኴ㑻([email protected])
⳻཭ࢩࢫࢸ࣒ࢬ㸪⏣୰೺ኴ㑻 ([email protected])
⳻཭ࢩࢫࢸ࣒ࢬ㸪ᖹ஭஽ ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
⯟✵ᶵ㧗ᥭຊ⿦⨨࿘ࡾ&)'ゎᯒᢏ⾡ཬࡧ⯟✵ᶵᕠ⯟᫬ࡢ&)'᢬ᢠண ᢏ⾡㛤Ⓨ࡜᳨ド
⯟✵ᶵ㧗ᥭຊ⿦⨨࿘ࡾCFDゎᯒᢏ⾡ཬࡧ⯟✵ᶵᕠ⯟᫬ࡢCFD᢬ᢠண ᢏ⾡ࡢ㛤Ⓨ㸪᳨ドࡢ୍⎔࡜ࡋ
࡚㸪AIAAࡀ୺ദࡍࡿ⯟✵ᶵ࣓࣮࢝㸪⯟✵ᶵ◊✲ᶵ㛵㸪CFDࢯࣇࢺ఍♫ࡀከᩘཧຍࡍࡿᅜ㝿CFD࣮࣡ࢡ
ࢩࣙࢵࣉࡢㄢ㢟ࢆィ⟬ࡋ࡚㸪ᅜ㝿CFD࣮࣡ࢡࢩࣙࢵࣉ࡛ࡢẚ㍑ࢆ⾜࠺ࡇ࡜࡟ࡼࡾ㸪⌧≧ㄢ㢟ࢆᢕᥱࡋ㸪
௒ᚋࡢᨵၿⅬ㸪᪉ྥᛶࢆᚓࡿ㸬
㧗ᥭຊ⿦⨨㢼Ὕヨ㦂ᑐᛂゎᯒ
2ḟඖ㧗ᥭຊ⿦⨨㢼Ὕヨ㦂࡟࠾ࡅࡿ㢼Ὕቨഃቨቃ⏺ᒙࡢᙳ㡪࡞࡝㢼Ὕቨᖸ΅࣭ᨭᣢᖸ΅ࢆᢕᥱࡍࡿ㸬
୺⬮㦁㡢◊✲
㦁㡢Ⓨ⏕࣓࢝ࢽࢬ࣒ゎ᫂࡜ప㦁㡢໬࡟㈨ࡍࡿࡓࡵ࡟PIV(Particle image velocimetry)࡟ࡼࡿ୺⬮ᚋ
ὶィ ࡟ᑐᛂࡍࡿゎᯒࢆ⾜࠸㸪ὶࢀሙ࡟኱ࡁ࡞ᙳ㡪ࢆ୚࠼ࡿᵓᡂ㒊ရࢆ≉ᐃࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
⯟✵ᶵ㧗ᥭຊ⿦⨨࿘ࡾ&)'ゎᯒᢏ⾡ཬࡧ⯟✵ᶵᕠ⯟᫬ࡢ&)'᢬ᢠண ᢏ⾡㛤Ⓨ࡜᳨ド
タィ⢭ᗘせồࡀཝࡋ࠸⯟✵ᶵᕠ⯟᫬ࡢCFD᢬ᢠண ᢏ⾡㸪ཬࡧ㸪⯟✵ᶵタィ࡬ࡢRANS CFDࡢ㐺⏝
⠊ᅖࢆᗈࡆࡿ⯟✵ᶵ㞳╔㝣᮲௳ୗ࡟࠾ࡅࡿ㧗ᥭຊ⿦⨨࿘ࡾCFDゎᯒᢏ⾡ࡢ⢭ᗘ᳨ド࡜ಙ㢗ᛶྥୖࢆ⾜
࠺㸬ࡑࡢࡓࡵ࡟㸪ᅜ㝿CFD࣮࣡ࢡࢩࣙࢵࣉࡢㄢ㢟࡟ᑐࡋ࡚JAXA APG࡛౑⏝ࡋ࡚࠸ࡿᵓ㐀᱁Ꮚ࡜㠀ᵓ
㐀᱁ᏊCFDࢥ࣮ࢻࡢ᱁Ꮚ཰᮰ᛶ➼ࡢ⤖ᯝࡢ┦஫ẚ㍑࡜ᅜ㝿CFD࣮࣡ࢡࢩࣙࢵࣉ࡛ࡢẚ㍑ࢆ⾜࠺㸬
㧗ᥭຊ⿦⨨㢼Ὕヨ㦂ᑐᛂゎᯒ
2ḟඖ㧗ᥭຊ⿦⨨ᶍᆺࡢ㦁㡢ィ 㢼Ὕヨ㦂ࢆᐇ᪋ࡍࡿ࡟࠶ࡓࡾ㸪㢼Ὕቨഃቨቃ⏺ᒙࡢᙳ㡪࡞࡝㢼Ὕቨ
ᖸ΅࣭ᨭᣢᖸ΅ࢆ஦๓࡟ᢕᥱࡋ㸪2ḟඖᛶࡀ☜ಖ࡛ࡁࡿ࠿☜ㄆࡍࡿ㸬ࡲࡓ㸪ᙳ㡪ࡀ኱ࡁ࠸ሙྜ࡟ࡣࡑࡢ
ᑐ⟇ࢆᐇ᪋ࡍࡿ㸬
୺⬮㦁㡢◊✲
ᶵయ㦁㡢ࡢ୺㦁㡢※ࡢ୍ࡘ࡛࠶ࡿ୺⬮㦁㡢పῶࡢࡓࡵ࡟㸪୺⬮㦁㡢ࡢ୰࡛୺㡢※ࡢ୍ࡘ࡛࠶ࡿ㌴㍈࿘
ᅖ࡟≉໬ࡋ㸪Ⓨ⏕࣓࢝ࢽࢬ࣒ゎ᫂࡜ప㦁㡢໬ࡢ◊✲ࢆ⾜࠺㸬ᮏィ⟬࡛ࡣ㦁㡢Ⓨ⏕࣓࢝ࢽࢬ࣒ゎ᫂࡜ప㦁
㡢໬࡟㈨ࡍࡿࡓࡵ㸪RANS CFD࡟ࡼࡾ㌴㍈࿘ᅖࡢὶࢀሙࡢࢹ࣮ࢱࢆྲྀᚓࡍࡿ㸬
-29-
This document is provided by JAXA.
HPC@JAXA2010
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
⯟✵ᶵ㧗ᥭຊ⿦⨨࿘ࡾ&)'ゎᯒᢏ⾡ཬࡧ⯟✵ᶵᕠ⯟᫬ࡢ&)'᢬ᢠண ᢏ⾡㛤Ⓨ࡜᳨ド
JAXA APG ࡛౑⏝ࡋ࡚࠸ࡿᵓ㐀᱁Ꮚ࡜㠀ᵓ㐀᱁Ꮚ CFD ࢥ࣮ࢻࡢ᱁Ꮚ཰᮰ᛶ➼ࡢ┦஫ẚ㍑࡜ᅜ㝿
CFD ࣮࣡ࢡࢩࣙࢵࣉ࡛ࡢẚ㍑࡟ࡼࡾ㸪⌧≧ࡢゎᯒ⢭ᗘ࡜ㄢ㢟ࢆᢕᥱࡋ㸪௒ᚋࡢᨵၿⅬ㸪᪉ྥᛶࢆ᫂ࡽ
࠿࡟ࡋࡓ㸬≉࡟ಙ㢗ᛶࢆྥୖࡉࡏ࡚࠸ࡃୖ࡛㸪ୗグ 2 Ⅼࡀㄢ㢟ࡀ࠶ࡿࡇ࡜ࡀࢃ࠿ࡗࡓ㸬
࣭ᕠ⯟ᙧែ㸪㞳╔㝣ᙧែ࡜ࡶ࡟㸪௒ᚋ㸪ࣞ࢖ࣀࣝࢬᛂຊࡢ㠀⥺ᙧᛶࢆ⪃៖ࡋࡓ㧗ḟࡢ஘ὶࣔࢹࣝࡢ㐺⏝
࡟㛵ࡍࡿヲ⣽࡞᳨ウࡸᐇ㦂⤖ᯝ࡟ࡼࡿ᳨ドࡀᚲせ㸬
࣭㞳╔㝣ᙧែ࡟࠾ࡅࡿࣇࣛࢵࣉᚋ⦕ࡢ๤㞳ࡢண ࡢಙ㢗ᛶྥୖࡀᚲせ㸬ቃ⏺ᒙࡢ஘ὶ㑄⛣ࡢண ࡤ࠿ࡾ
࡛࡞ࡃ㸪᱁Ꮚゎീᗘ㸪஘ὶࣔࢹࣝࡢ㐪࠸࡟ࡼࡗ࡚ࡶண ⤖ᯝ࡟኱ࡁ࡞ᕪࢆ⏕ࡌ࡚࠾ࡾ㸪ࡲࡔᢏ⾡ࡢ᳨
ドࡀ୙༑ศ㸬௒ᚋ㸪ࡇࢀࡽࡢᐃ㔞ᛶ࡟㛵ࡋ࡚ᣦ㔪ࢆᚓࡿ஦ࡀ㔜せ࡞ㄢ㢟࡜࡞ࡿ㸬
௒ᚋࡣ㸪஘ὶࣔࢹࣝ࠾ࡼࡧ᱁Ꮚゎീᗘࡢẚ㍑᳨ウ㸪㑄⛣ࣔࢹࣝࡢᑟධ࡞࡝ࢆ㐍ࡵ࡚࠸ࡃ㸬ࡲࡓࢥ࣮
ࢻࡢ㧗㏿໬ࡶ௒ᚋࡢᢏ⾡ᨵⰋ࡜ࡋ࡚㐍ࡵ࡚࠸ࡃ㸬
㧗ᥭຊ⿦⨨㢼Ὕヨ㦂ᑐᛂゎᯒ
ゎᯒ࡟ࡼࡾḟࡢ⤖ᯝࢆᚓࡓ㸬
࣭ഃቨ࠿ࡽ25%㞳ࢀࡿ࡜࠾࠾ࡴࡡ2ḟඖᛶࡀಖࡓࢀ㸪ࡲࡓ㸪㏄ゅࡀ㧗࠸ሙྜ࡟ࡶ୰ኸ㒊࡛༑ศ2ḟඖᛶࡀ
࠶ࡾጇᙜ࡞ヨ㦂ࢆᐇ᪋ࡍࡿ஦ࡀྍ⬟࡛࠶ࡿ㸬
࣭ഃቨࢹࣂ࢖ࢫA࡟ࡼࡾഃቨࡢᙳ㡪࡟ࡼࡿ๤㞳ࡀῶᑡࡋ2ḟඖᛶࢆྥୖࡉࡏࡿ஦ࡀ࡛ࡁࡿ㸬ࡇࡢ᝟ሗࢆ⏝
࠸࡚㢼Ὕヨ㦂ࢆᐇ᪋ࡋࡓ㸬
୺⬮㦁㡢◊✲
PIV(Particle image velocimetry)࡟ࡼࡿ୺⬮ᚋὶィ ⤖ᯝ࡜ࡢẚ㍑࡟ࡼࡾ㸪CFDゎᯒ⤖ᯝࡢጇᙜᛶ
ࢆ☜ㄆࡋࡓ㸬ࡲࡓ㸪㌴㍈࿘ᅖࡢὶࢀሙࡢࢹ࣮ࢱࢆྲྀᚓࡋ㸪ὶࢀሙ࡟኱ࡁ࡞ᙳ㡪ࢆ୚࠼ࡿᵓᡂ㒊ရࢆ≉
ᐃࡋࡓ㸬
㻌
D
'/5)0RGHO ࡜㢼Ὕヨ㦂࡜ࡢ⾲㠃ὶ⥺ࡢẚ㍑&/ ᮲௳
E
㻌
1$6$&500RGHO࡜஘ὶࣔࢹࣝࡢ⩼⬗⤖ྜ㒊ࡢ๤㞳࡬ࡢᙳ㡪㸦㏄ゅᗘ㸧
ᅗ 1.1 ⩼⬗᥋ྜ㒊ࡢ๤㞳࡟ᑐࡍࡿࣞ࢖ࣀࣝࢬᛂຊࢸࣥࢯࣝࡢ㠀➼᪉ᛶᵓᡂ㛵ಀᘧࡢᙳ㡪
㻌
-30-
This document is provided by JAXA.
HPC@JAXA2010
D
7UDSZLQJ㧗ᥭຊ⿦⨨ᒎ㛤ᨭᣢ㔠ල࡜⩼࿘ᅖࡢ඲ᅽศᕸ࡬ࡢᙳ㡪
E
ᨭᣢ⿦⨨ࡢᅽຊศᕸ࡬ࡢᙳ㡪࡜ᐇ㦂⤖ᯝ࡜ࡢẚ㍑
ᅗ 1.2 㞳╔㝣᫬㧗ᥭຊᙧែ࡟࠾ࡅࡿ㧗ᥭຊ⿦⨨ᒎ㛤ᨭᣢ㔠ලࡢᙳ㡪
㻌
ᅗ 2.1 㧗ᥭຊ⿦⨨ 2 ḟඖ㢼Ὕヨ㦂࡟࠾ࡅࡿഃቨቃ⏺ᒙࡢᙳ㡪ㄪᰝ⤖ᯝ㸸
ഃቨ࡜⩼ୖࡢ࢜࢖ࣝࣇ࣮ࣟ࡜⾲㠃 Cp㻌
㻌
-31-
This document is provided by JAXA.
HPC@JAXA2010
㻌
㻌
ᅗ 3.1 PIV(Particle image velocimetry)࡟ࡼࡿ୺⬮ᚋὶィ ࡜ࡢẚ㍑⤖ᯝ㻌
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) Yamamoto㸪 K.㸪 Tanaka㸪 K.㸪 Murayama㸪 M.㸪 “Comparison Study of Drag Prediction for the
4th CFD Drag Prediction Workshop using Structured and Unstructured Mesh Methods㸪” AIAA
Paper 2010-4222㸪 Jun. 2010.
2) Murayama㸪 M.㸪 Tanaka㸪 K.㸪 and Yamamoto㸪 K.㸪 “JAXA Contribution to HiLiftPW-1:
Computational Results Using UPACS and TAS code㸪” Oral presentation㸪1st AIAA CFD High Lift
Prediction Workshop㸪 Chicago㸪 IL㸪 June. 2010.
3) ᒣᮏ୍⮧㸪ᮧᒣගᏹ㸪⏣୰೺ኴ㑻㸪
͆⩼⬗⤖ྜ㒊࡟࠾ࡅࡿቃ⏺ᒙ๤㞳࡬ࡢ஘ὶࣔࢹࣝࡢᙳ㡪㸪
͇➨ 24 ᅇ
ᩘ್ὶయຊᏛࢩ࣏ࣥࢪ࣒࢘ண✏㞟 B7-4㸪 2010㸬
4) ⏣୰೺ኴ㑻㸪ᮧᒣගᏹ㸪ᒣᮏ୍⮧㸪
͆༢⣧୕⩼⣲㧗ᥭຊ⿦⨨ᒎ㛤ᙧែࢆ⏝࠸ࡓ CFD ゎᯒࡢ⢭ᗘẚ㍑᳨
ド࡟ࡘ࠸࡚㸪
͇➨ 24 ᅇᩘ್ὶయຊᏛࢩ࣏ࣥࢪ࣒࢘ண✏㞟 B6-4㸪2010㸬
5) Murayama㸪 M.㸪 Yamamoto㸪 K.㸪 and Tanaka㸪 K.㸪 “CFD Comparison Study for Trapezoidal
High-Lift Wing Configurations by Structured and Unstructured Mesh Method㸪” AIAA Paper
2011-0937㸪 Jan. 2011.
-32-
This document is provided by JAXA.
HPC@JAXA2010
㻯㻲㻰 䛾ᑠᆺ᪑ᐈᶵタィ㐺⏝䛻㛵䛩䜛◊✲㻌
Application of CFD to Small Civil Aircraft Design
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ᅜ⏘᪑ᐈᶵࢳ࣮࣒㸪ᒣᮏ୍⮧([email protected])
◊✲ศᢸ⪅㸸୕⳻⯟✵ᶵᰴᘧ఍♫㸪๓⏣୍㑻([email protected])
㻌 ィ⟬ࡢ┠ⓗ
㧗㏿ᕠ⯟ᙧែཬࡧప㏿㧗ᥭຊ⿦⨨ᙧែCFDゎᯒ⢭ᗘࡢ㢼Ὕヨ㦂࡟ࡼࡿ᳨ド
㻌 ◊✲ࡢᴫせ
CFD࡜㢼Ὕヨ㦂ࡢ┦஫ẚ㍑ࢆ㏻ࡌ㸪CFDࡢ⢭ᗘ᳨ドཬࡧ㢼Ὕヨ㦂ࡢቨ࣭ᨭᣢᖸ΅ຠᯝࡢ⿵ṇࢆ᳨ウࡋ㸪
ᐇᶵ㣕⾜⎔ቃ࡛ࡢ✵ຊ≉ᛶ᥎⟬ࢆᐇ᪋ࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᚑ᮶㸪ᕠ⯟Ⅼ㏆ഐ࡛ࡢࡳタィゎᯒసᴗ࡟㐺⏝ྍ⬟࡛࠶ࡗࡓCFDゎᯒᢏ⾡ࢆ㸪኱つᶍ୪ิゎᯒ➼࡟ࡼࡿ
㧗ᗘ໬࡟ࡼࡾ㸪㞳㝣эୖ᪼эᕠ⯟эୗ㝆э╔㝣э╔㝣೵Ṇ࡜࠸࠺⯟✵ᶵࡢ୍㐃ࡢ㐠⏝࣑ࢵࢩࣙࣥ࡟㐺⏝
ྍ⬟࡜ࡋ㸪඲ᶵ඲࣑ࢵࢩࣙࣥCFDゎᯒᢏ⾡ࢆ☜❧ࡋࡓ㸬
඲ᶵ඲࣑ࢵࢩࣙࣥCFDゎᯒ࡜㢼Ὕヨ㦂⤖ᯝࡢ┦஫⿵᏶ⓗ฼⏝࡟ࡼࡾ㸪≉࡟⇞㈝࡟┤⤖ࡍࡿᕠ⯟᫬✵ຊ
᢬ᢠཬࡧ㸪㐠⾜Ᏻ඲ᛶ࡜㧗ᥭຊ⿦⨨ࡢ⡆⣲໬࡟ࡼࡿ㍍㔞࣭ప⇞㈝໬࡟㈉⊩ࡍࡿ㞳╔㝣ᛶ⬟㸦᭱኱ᥭຊಀ
ᩘཬࡧᥭᢠẚ㸧࡟ࡘ࠸࡚㸪㣕⾜ヨ㦂๓ࡢ᭱⤊∧࡜࡞ࡿᶵయᛶ⬟ィ⟬ࡢࡓࡵࡢ✵ຊ㺡㺼㺎㺞ࢆసᡂࡋࡓ㸬ྠᵝ
࡟㸪ᮏゎᯒࢆ㐠⾜Ᏻ඲ᛶཬࡧᶵయࡢ㍍㔞໬࡟㈉⊩ࡍࡿ㧗⢭ᗘ✵ຊⲴ㔜ண ࡟ࡶ㐺⏝ࡋ㸪Ⲵ㔜㺡㺼㺎㺞ࢆసᡂ
ࡋࡓ㸬
ᅗ1 ඲ᶵ඲࣑ࢵࢩࣙࣥCFD
-33-
This document is provided by JAXA.
HPC@JAXA2010
⯟✵ᶵᶵయ✵ຊ㦁㡢䛾పῶ䛸ண 䛻㛵䛩䜛◊✲㻌
Research of airframe noise reduction and estimation
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ᅜ⏘᪑ᐈᶵࢳ࣮࣒㸪ᒣᮏ୍⮧ ([email protected])
◊✲ศᢸ⪅㸸ᕝᓮ㔜ᕤᴗᰴᘧ఍♫ ⯟✵Ᏹᐂ࢝ࣥࣃࢽ࣮ ᢏ⾡ᮏ㒊 ◊✲㒊 ✵ຊᢏ⾡ㄢ㸪
☾㇂࿴⚽ ([email protected])
㉺ᬛ❶⏕ ([email protected]㸧
ୖ㔝㝧ு([email protected]㸧
㻌 ィ⟬ࡢ┠ⓗ
㠀ᐃᖖCFDࢆ⏝࠸࡚㧗ᥭຊ⿦⨨࠿ࡽⓎ⏕ࡍࡿ✵ຊ㦁㡢ࡢⓎ⏕࣓࢝ࢽࢬ࣒ࢆศᯒࡋ㸪㦁㡢ண ࣭పῶᢏ
⾡ࢆ⋓ᚓࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
⯟✵ᶵࡢᶵయ㦁㡢పῶ࡟ྥࡅࠕ㦁㡢ண ࡟ᚲせ࡞ᐇ㦂ࢹ࣮ࢱࡢྲྀᚓࠖ࡜ࠕゎᯒᢏ⾡ࡢ㛤Ⓨࠖࢆ⾜࠸ᶵ
య࠿ࡽⓎ⏕ࡍࡿ✵ຊ㦁㡢ࡢண ᡭἲࢆ☜❧ࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
HLD㦁㡢ࡢ୺㡢※ࡢࡦ࡜ࡘ࡛࠶ࡿࣇࣛࢵࣉ➃㦁㡢ࡢⓎ⏕࣓࢝ࢽࢬ࣒ࢆศᯒࡍࡿࡓࡵ㠀ᐃᖖCFDࢆᐇ
᪋ࡋࡓ㸬ゎᯒᙧ≧ࡣJAXA㧗ᥭຊ⿦⨨㦁㡢◊✲⏝㸱ḟඖ㸱⩼⣲ᶍᆺOTOMO࡜ࡋ㸪ゎᯒࢯࣝࣂࡣCflow㸦ᕝ
ᓮ㔜ᕤᴗ࡛㛤Ⓨ㸧ࢆ⏝࠸ࡓ㸬
ゎᯒ࡟ࡼࡾࣇࣛࢵࣉ➃࡛Ⓨ⏕ࡍࡿ ࡢ఩⨨࣭ᙉᗘࡀ᫬㛫ⓗ࡟ኚ໬ࡋ࡚࠸ࡿᵝᏊࢆ☜ㄆࡋ㸪࿘Ἴᩘศᯒ㸪
㡢㡪ఏ᧛ゎᯒ࡟ࡼࡾὶࢀሙ࡜Ⓨ⏕㦁㡢ࡢ㛵ಀࢆ≉ᐃࡋࡓ㸬
ᅗ1 ࣇࣛࢵࣉ➃㒊ࡢ▐᫬ὶࢀሙ
ᕥᅗ 㸸X㍈᪉ྥ ᗘ➼್㠃࠾ࡼࡧ⾲㠃Cp
ྑᅗ 㸸1/3࢜ࢡࢱ࣮ࣈ࣭ࣂࣥࢻ1600HzǼCp(=Cp instantaneous-Cp time-averaged)➼್㠃
-34-
This document is provided by JAXA.
HPC@JAXA2010
ᩘ್ィ⟬䛻䜘䜛⯟✵ᶵ࿘䜚䛻䛚䛡䜛ᆅ㠃ຠᯝ䛾᳨ド㻌
Numerical Study of Ground Effect around Aircraft using CFD
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ᅜ⏘᪑ᐈᶵࢳ࣮࣒㸪ᒣᮏ୍⮧([email protected])
◊✲ศᢸ⪅㸸⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ᅜ⏘᪑ᐈᶵࢳ࣮࣒㸪ᮧᒣගᏹ([email protected])
㤳㒔኱Ꮫᮾி ࢩࢫࢸ࣒ࢹࢨ࢖ࣥᏛ㒊 ⯟✵Ᏹᐂࢩࢫࢸ࣒ᕤᏛ㸪
㔠ᓮ㞞༤ ([email protected])
ᇰ⏣ ு([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ᆅ㠃ຠᯝ࡜ࡣ㸪⯟✵ᶵ࿘ࡾࡢὶࢀࡀᆅ㠃ࡢᙳ㡪ࢆཷࡅ㸪ᆅ㠃ࡢ࡞࠸᫬࡜ẚ࡭࡚✵ຊᛶ⬟ࡀኚ໬ࡍࡿຠ
ᯝࡢࡇ࡜࡛࠶ࡾ㸪⯟✵ᶵࡢ㞳Ⓨ╔᫬ࡢᛶ⬟࡟ࡶᙳ㡪ࡍࡿ࡜⪃࠼ࡽࢀࡿ㸬ᮏ⏦ㄳ࡟ࡼࡿ◊✲࡛ࡣ㸪ᩘ್ὶ
యຊᏛࢆ⏝࠸࡚⯟✵ᶵࡲࢃࡾࡢᆅ㠃ຠᯝࡢᙳ㡪ࢆィ⟬ࡋ㸪ྠࡌᙧ≧ࢆ⏝࠸࡚JAXA࡟࠾࠸࡚⾜ࢃࢀࡓ㢼
Ὕヨ㦂࡜ࡢẚ㍑ࢆࡍࡿ㸬ࡲࡓ㸪ᚓࡽࢀࡓ⤖ᯝ࠿ࡽ⯟✵ᶵࡲࢃࡾࡢᆅ㠃ຠᯝࡢ᳨ド࡜㸪CFD࡛ࡢᆅ㠃ຠᯝ
ࡢゎᯒࡢ᭷⏝ᛶࢆ⪃ᐹࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
ᮏ⏦ㄳ◊✲࡛ࡣONERA M5ᶍᆺ࡟ᑐࡋ࡚㸪ᆅ㠃ࢆᶍࡋࡓእ㒊ቃ⏺ࢆ㏣ຍࡋࡓ࠺࠼࡛㸪TAS code
(Tohoku university Aerodynamic Simulation Code)ࢆ⏝࠸㸪㠀ᵓ㐀᱁Ꮚἲ࡟ᇶ࡙࠸ࡓᅽ⦰ᛶ
Navier-Stokes᪉⛬ᘧࢆゎ࠸ࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᮏ⏦ㄳ࡟ࡼࡿᩘ್ィ⟬࡟ࡼࡾ⯟✵ᶵ࿘ࡾ࡟࠾ࡅࡿᆅ㠃ຠᯝࢆィ⟬ࡋ㸪㢼Ὕヨ㦂࡜ࡢ⤖ᯝ࡜ࡶྜࢃࡏ࡚㸪
ẚ㍑࣭⪃ᐹࡋࡓ㸬ᅗ2࡟♧ࡍࡼ࠺࡟ᆅ㠃࡟㏆࠸࡯࡝ᥭຊഴᩳࡣቑຍࡍࡿഴྥࢆ♧ࡋ㸪⌮ㄽ࡜ᩚྜࡍࡿ஦ࡀ
ศ࠿ࡗࡓ㸬ࡲࡓ㸪ప㏄ゅ࡛ࡢ✵ຊᛶ⬟ࡣ㢼Ὕヨ㦂࡜ࡶⰋዲ࡟୍⮴ࡍࡿ஦ࡶศ࠿ࡗࡓ㸬ࡇ࠺ࡋࡓ஦࠿ࡽᆅ
㠃ຠᯝࡢᙳ㡪ࢆCFD࡛ࡶ᥎⟬ࡍࡿ஦ࡀฟ᮶㸪」㞧ᐇᶵᙧ≧࿘ࡾࡢᆅ㠃໬ຠᯝࡢ᥎⟬࡟ࡶ᭷⏝࡛࠶ࡿ࡜ゝ
࠼ࡿ㸬୍᪉࡛㸪㢼Ὕヨ㦂࡛ࡣ㧗㏄ゅ࡛๓⦕ࡼࡾኻ㏿ࡋ࡚࠸ࡿࡢ࡟ᑐࡋCFD࡛ࡣ␗࡞ࡿኻ㏿ࣃࢱ࣮ࣥࢆ♧
ࡍ⤖ᯝ࡜࡞ࡗࡓ㸬௒ᚋࡣ㸪ࡇ࠺ࡋࡓ஦࡟ᑐࡋ࡚㢼Ὕヨ㦂࡟࠾ࡅࡿᨭᣢලᖸ΅ࡸHysteresis➼ࢆ⪃៖ࡍࡿ
࡞࡝㢼Ὕヨ㦂᮲௳ࢆィ⟬࡟ྜࢃࡏࡓୖ࡛ィ⟬ࡋ㸪ཎᅉࢆ᥈ࡿᚲせࡀ࠶ࡿ㸬
-35-
This document is provided by JAXA.
HPC@JAXA2010
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ᅗ 1 ᆅ㠃ቃ⏺᮲௳ࢆᶍᨃࡋࡓቃ⏺᮲௳
㸦࣐ࢵࣁᩘศᕸ㸧
ᅗ 2 ィ⟬⤖ᯝ㻌
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㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) ᇰ⏣ ு㸪
ࠕᩘ್ὶయຊᏛ࡟ࡼࡿ⯟✵ᶵ࿘ࡾ࡟࠾ࡅࡿᆅ㠃ຠᯝࡢ᳨ドࠖ
㸪ᖹᡂ 22 ᖺᗘ㤳㒔኱Ꮫᮾி༞ᴗ
ㄽᩥ㸪2011 ᖺ㸬㻌
-36-
This document is provided by JAXA.
HPC@JAXA2010
ከ㔜᪕ᅇ䜶䜰䝤䝷䝇䝖䝜䝈䝹䛛䜙ᙧᡂ䛥䜜䜛᪕ᅇὶ䜜ሙ䛾ᩘ್ゎᯒ
Numerical Simulation of Swirling flow from Multi swirl Airblast Atomizer
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸⎔ቃ㐺ᛂ࢚ࣥࢪࣥࢳ࣮࣒ ࢚࣑ࢵࢩࣙࣥపῶࢭࢡࢩࣙࣥ㸪
ᯇᾆ୍ဴ([email protected])
◊✲ศᢸ⪅㸸⎔ቃ㐺ᛂ࢚ࣥࢪࣥࢳ࣮࣒ ࢚࣑ࢵࢩࣙࣥపῶࢭࢡࢩࣙࣥ㸪ᒣ⏣⚽ᚿ([email protected])
⎔ቃ㐺ᛂ࢚ࣥࢪࣥࢳ࣮࣒ ࢚࣑ࢵࢩࣙࣥపῶࢭࢡࢩࣙࣥ㸪㯮⃝せ἞([email protected])
ᰴᘧ఍♫࢚࢖࣭࢚ࢫ࣭࢔࢖⥲◊㸪㣤㔝῟([email protected])
ἲᨻ኱Ꮫ㸪㧗ᶫಙᖹ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
5㔜ࡢ᪕ᅇࢫ࣮࡛࣡ࣛᵓ⠏ࡉࢀࡿ᪕ᅇ࢚࢔ࣈࣛࢫࢺࣀࢬࣝ࡟࠾࠸࡚ࢫ࣮࣡ࣛࡢ᪕ᅇゅ㸪 ࢲࢡࢺᙧ≧ࢆ
ኚ໬ࡉࡏࡓCFDࡢィ⟬ࢆ⾜࠸㸪 ὶࢀሙ࡟ᑐࡍࡿᙳ㡪ࢆㄪᰝࡍࡿ.
㻌 ◊✲ࡢᴫせ
5㔜ࡢ᪕ᅇࢫ࣮࣡ࣛ࡜4⟠ᡤࡢᾮయ⇞ᩱᄇᑕཱྀࢆ᭷ࡍࡿ࢚࢔ࣈࣛࢫࢺࣀࢬࣝ࡟࠾࠸࡚㸪ࢫ࣮࣡ࣛゅ㸪ࢲ
ࢡࢺᙧ≧㸪⇞ᩱࡢᄇᑕ㔞➼ࢆไᚚࡍࡿࡇ࡜࡟ࡼࡾ㸪పNOx᤼ฟ㔞ࡢ⇞↝ჾ⏝ࣀࢬࣝࢆ㛤Ⓨࡍࡿ.
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ࢫ࣮࣡ࣛࡢ᪕ᅇゅ㸪ࢲࢡࢺᙧ≧ࢆኚ໬ࡉࡏࡓᗄࡘ࠿ࡢࢣ࣮ࢫ࡟ࡘ࠸࡚ὶࢀゎᯒࢆᐇ᪋ࡋ㸪 ᐇ㦂࡜ࡢẚ
㍑ࢆ⾜࠸㸪 ⇞↝ჾ࡟࠾࠸࡚㔜せ࡞෌ᚠ⎔㡿ᇦࡀᙧᡂࡉࢀࡿ࠿࡝࠺࠿➼᭷⏝࡞▱ぢࢆᚓࡓ.
ᅗ1 ᪕ᅇゅ㸪ࢲࢡࢺᙧ≧ࢆኚ໬ࡉࡏࡓሙྜࡢὶࢀ᪉ྥ㏿ᗘศᕸ
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-37-
This document is provided by JAXA.
HPC@JAXA2010
༢ẁ䝣䜯䞁䛾㠀ᐃᖖὶ䜜ゎᯒ㻌
An Unsteady CFD Simulation of Single Stage Fan
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊 ࢪ࢙ࢵࢺ࢚ࣥࢪࣥᢏ⾡◊✲ࢭࣥࢱ࣮㸪す⃝ᩄ㞝([email protected])
◊✲ศᢸ⪅㸸◊✲㛤Ⓨᮏ㒊 ࢪ࢙ࢵࢺ࢚ࣥࢪࣥᢏ⾡◊✲ࢭࣥࢱ࣮㸪⳥ᆅ୍㞝([email protected])
ᰴᘧ఍♫࢚࢖࣭࢚ࢫ࣭࢔࢖⥲◊㸪ྜྷ಴ᘯ㧗([email protected]㸧
㻌 ィ⟬ࡢ┠ⓗ
ࢪ࢙ࢵࢺ࢚ࣥࢪࣥ࡟࠾࠸࡚⇞ᩱᾘ㈝㔞ࢆᢚ࠼ࡿࡓࡵࡢ୍ࡘࡢ᪉ἲ࡜ࡋ࡚ࣂ࢖ࣃࢫẚࢆ኱ࡁࡃࡍࡿࡇ࡜
ࡀ࠶ࡆࡽࢀࡿ㸬ࣇ࢓࡛ࣥࡣ⩼➃┦ᑐ࣐ࢵࣁᩘࡀ1ࢆ㉸࠼ࡿ㑄㡢㏿ὶࢀ࡜࡞ࡗ࡚࠾ࡾ㸪ࣂ࢖ࣃࢫẚࡢቑ኱࡟
࡜ࡶ࡞ࡗ࡚ࣇ࢓ࣥ┤ᚄࡀቑ኱ࡍࡿࡓࡵ㸪࢚ࣥࢪࣥࡢ㛤Ⓨẁ㝵࡟࠾࠸࡚ࣇࣛࢵࢱࡀၥ㢟࡜࡞ࡿ㸬ᮏ◊✲࡛
ࡣࣇࣛࢵࢱゎᯒࡀྍ⬟࡞ᩘ್ゎᯒࢥ࣮ࢻࢆ౑⏝ࡋ࡚㸪ࣇ࢓ࣥࣇࣛࢵࢱⓎ⏕Ⅼࡢண ࢆ㧗⢭ᗘ࡟⾜࠺ࡇ࡜
ࢆ┠ⓗ࡜ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
JAXA࡟࡚タィ࣭ไసࡉࢀࡓࣇ࢓ࣥࣜࢢࡢື⩼ࢆゎᯒᑐ㇟࡜ࡋ㸪ࣇ࢓࡛ࣥࡢὶ㔞࡜⩼㛫఩┦ᕪࢆࣃࣛ
࣓࣮ࢱ࡜ࡋ࡚ࡉࡲࡊࡲ࡞㐠㌿᮲௳࡟࠾ࡅࡿࣇࣛࢵࢱ࣏࢖ࣥࢺࡢ᥈⣴ࢆ⾜࠺㸬ࣇࣛࢵࢱ࣏࢖ࣥࢺ࡟࠾࠸࡚
⩼࡟࠿࠿ࡿ㠀ᐃᖖ✵Ẽຊ࡞࡝࠿ࡽ㸪Ⓨ⏕࣓࢝ࢽࢬ࣒ࢆ᫂ࡽ࠿࡟ࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ࣇ࢓ࣥື⩼ࡢኚᙧ࡜࡜ࡶ࡟⛣ືኚᙧࡍࡿィ⟬᱁Ꮚ࡜ࡑࢀ࡟㐺ྜࡍࡿᩘ್ィ⟬ἲࢆ⏝࠸㸪JAXA㑄㡢㏿
ࣇ࢓ࣥヨ㦂ᶵ࡟ࡘ࠸࡚ᅇ㌿ᩘࡸ⫼ᅽࢆࣃ࣓࣮ࣛࢱ࡜ࡍࡿࣇࣛࢵࢱ≉ᛶࡢኚ໬ࢆ࡝࠺ࡍ࠺ࡕࢩ࣑࣮ࣗࣞࢩ
ࣙࣥ࡟ࡼࡾㄪᰝࡋࡓ㸬ື⩼ࢳࢵࣉࢡࣜ࢔ࣛࣥࢫࡸᚋ⨨㟼⩼ิࡢ᭷↓࡟ࡼࡿࣇࣛࢵࢱ≉ᛶࡢኚ໬࡟ࡘ࠸࡚
ࡶࢣ࣮ࢫࢫࢱࢹ࢕࡟ࡼࡾㄪᰝࢆ⾜ࡗࡓ㸬
ᅗ1 JAXA㑄㡢㏿ࣇ࢓ࣥヨ㦂ᶵ
-38-
This document is provided by JAXA.
HPC@JAXA2010
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ᅗ 2 ࣇ࢓ࣥື⩼㠃ୖ㠀ᐃᖖ✵ຊ௙஦ศᕸ
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㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) ṇᮌ኱స㸪 ஧ᮧᑦኵ㸪 す⃝ᩄ㞝㸪
͆ప㦁㡢ࣇ࢓ࣥ㸦ᇶᮏᆺ㸧ࡢタィ͇
㸪JAXA-RR-10-002
ᰝㄞ࡞ࡋㄽᩥ
2) ㈡⃝㡰୍㸪す⃝ᩄ㞝㸪ṇᮌ኱స㸪ࢳࢱࣥ࠾ࡼࡧ」ྜᮦ〇ࣇ࢓ࣥ࡟࠾ࡅࡿ⩼ิࣇࣛࢵࢱࡢᩘ್ゎᯒ
᪥ᮏ⯟✵ᏱᐂᏛ఍ ➨ 51 ᅇ⯟✵ཎືᶵ࣭Ᏹᐂ᥎㐍ㅮ₇఍㸪2011 ᖺ 3 ᭶㸬
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This document is provided by JAXA.
HPC@JAXA2010
䠱䠬䠝䠟䠯䜢⏝䛔䛯᣺ື⩼ิ䛾㠀ᐃᖖ✵ຊ≉ᛶ䛻㛵䛩䜛◊✲㻌
Study of Unsteady Aerodynamic Characteristics of Vibrating Blade Row Using UPACS
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◊✲௦⾲⪅㸸ᰴᘧ఍♫ IHI㸪㟷ሯ⍞✑([email protected])
◊✲ศᢸ⪅㸸◊✲㛤Ⓨᮏ㒊㸪㈡⃝㡰୍([email protected])
◊✲㛤Ⓨᮏ㒊㸪㔝ᓮ ⌮([email protected])
ᰴᘧ఍♫࢚࢖࣭࢚ࢫ࣭࢔࢖⥲◊㸪ྜྷ಴ᘯ㧗([email protected])
ᰴᘧ఍♫ IHI㸪ᅵᒇ┤ᮌ([email protected])
ᰴᘧ఍♫ IHI㸪ᒣୖ ⯙([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ࢱ࣮࣎ᶵᲔࡢ᣺ື⩼ิ㠀ᐃᖖ✵ຊゎᯒ⏝࡟ᣑᙇࡉࢀࡓupacsVibrateࢆ⏝࠸࡚㸪ࢪ࢙ࢵࢺ࢚ࣥࢪࣥࣇ࢓
ࣥࡢ㠀ᐃᖖ✵ຊ≉ᛶࡢゎᯒࢆ⾜࠸㸪ࡑࡢ୙Ᏻᐃᛶࡀ⏕ࡌࡿ࣓࢝ࢽࢬ࣒ࢆㄪᰝࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
ࢱ࣮࣎ᶵᲔ࣭᣺ື⩼ิゎᯒ⏝࡟ᣑᙇࡉࢀࡓupacsVibrateࢆ⏝࠸࡚㸪ࢪ࢙ࢵࢺ࢚ࣥࢪࣥࣇ࢓ࣥࣇࣛࢵࢱ
ࡢゎᯒࢆ⾜࠺㸬ヨ㦂⤖ᯝ࡜ࡢẚ㍑ࢆ⾜࠸㸪ゎᯒࡢጇᙜᛶࢆ᳨ドࡋ㸪ᚓࡽࢀࡓゎᯒ⤖ᯝ࠿ࡽࣇࣛࢵࢱⓎ⏕
ࡢ࣓࢝ࢽࢬ࣒ࢆㄪᰝࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
upacsVibrateࡢቃ⏺᮲௳ࢆᨵⰋࡋࡓ㸬ࡇࡢᨵⰋ࡟ࡼࡾࣇࣛࢵࢱⓎ⏕Ⅼࡢண ⢭ᗘࢆྥୖࡍࡿࡇ࡜ࡀฟ
᮶ࡓ㸬
୙Ᏻᐃ䛺㡿
㻜㻚㻜㻞
Ᏻᐃ
㻜㻚㻜㻝
ヨ㦂⤖ᯝ
ᨵⰋ๓
ᨵⰋᚋ
ᨵⰋᚋ䛾ண Ⅼ
✵ຊῶ⾶
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㻜
㻜㻚㻥㻠
㻙㻜㻚㻜㻝
㻜㻚㻥㻢
㻜㻚㻥㻤
㻝
㻝㻚㻜㻞
㻝㻚㻜㻠
ᨵⰋ๓䛾ண Ⅼ ୙Ᏻᐃ
㻙㻜㻚㻜㻞
PS
ὶ㔞
SS
ᅗ 1 ࣇࣛࢵࢱⓎ⏕᫬ࡢ⩼㠃ୖᒁᡤ
✵ຊῶ⾶ศᕸ
ᅗ 2 ࣇࣛࢵࢱⓎ⏕Ⅼࡢண ⤖ᯝ
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-40-
This document is provided by JAXA.
HPC@JAXA2010
⯟✵ᶵ᤼Ẽ䛾ᗈᇦᩘ್ゎ㻌
Numerical analysis of jet blast spreading in large area
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊
◊✲ศᢸ⪅㸸◊✲㛤Ⓨᮏ㒊
◊✲㛤Ⓨᮏ㒊
◊✲㛤Ⓨᮏ㒊
ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪▼ྥ᱇୍([email protected])
ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪ᶫᮏ ᩔ([email protected])
ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪ᯇᑿ⿱୍([email protected])
ὶయࢢ࣮ࣝࣉ㸪Ώ㎶㔜ဢ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
⁥㉮㊰ࡀ஫࠸࡟஺ᕪࡋ࡚࠸ࡿሙྜ㸪୍᪉ࡢ⁥㉮㊰࠿ࡽ㞳㝣ࡍࡿ⯟✵ᶵࡢ᤼Ẽࡣ㸪௚᪉ࡢ⁥㉮㊰࡟╔㝣
ࡍࡿ⯟✵ᶵ࡟ᑐࡋ✺㢼࡜࡞ࡾ㠀ᖖ࡟༴㝤࡛࠶ࡿ㸬ࡑࡢࡓࡵ㸪⯟✵ᶵࡢ㞳╔㝣ࡢ᫬㛫㛫㝸ࡣ㸪Ᏻ඲ᛶࡀ⪃
៖ࡉࢀไ㝈ࡉࢀ࡚ࡋࡲ࠺㸬⯟✵⟶ไࡢຠ⋡໬ࢆᅗࡿୖ࡛㸪⯟✵ᶵࡢ᤼Ẽࡢ㌶㊧ࢆ㐲᪉ሙࡲ࡛⢭ᗘⰋࡃண
ࡍࡿࡇ࡜ࡀồࡵࡽࢀ࡚࠸ࡿࡀ㸪ᐇ㦂࠾ࡼࡧᩘ್ィ⟬࡜ࡶ࡟㞴ࡋ࠸ㄢ㢟࡛࠶ࡿ㸬ᮏ◊✲࡛ࡣ㸪CFDࢆ⏝
࠸ࡓᐃᖖᩘ್ゎᯒ࡟ࡼࡾ㸪⯟✵ᶵ᤼Ẽࡢ㌶㊧ࢆ㐲᪉ሙࡲ࡛ண ࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
◊✲㛤Ⓨᮏ㒊ᩘ್ゎᯒࢢ࣮ࣝࣉ࡛㛤ⓎࡉࢀࡓFaSTARࢆ⏝࠸࡚㸪⯟✵ᶵࡢ᤼Ẽࢆᶍᨃࡋࡓ2ᮏࡢྠ㍈ࢪ
࢙ࢵࢺࡢᐃᖖィ⟬ࢆ⾜ࡗࡓ㸬ィ⟬㡿ᇦࡣ㸪ᶵ㍈᪉ྥ࡟ࡘ࠸࡚ࢪ࢙ࢵࢺฟཱྀ࠿ࡽୖὶ࡟30m㸪ୗὶ࡟500m㸪
ᆅ㠃࡟ᆶ┤᪉ྥ࡟200m㸪ࢫࣃࣥ᪉ྥ࡟ࡘ࠸࡚ྑ⯨ഃ࡟100m㸪ᕥ⯨ഃ࡟500m࡜ࡋ㸪ィ⟬᱁Ꮚࡣ࠾ࡼࡑ2㸪
200୓Ⅼ࡛సᡂࡋࡓ㸬ࢪ࢙ࢵࢺࡣᆅୖ3m࡟㓄⨨ࡋࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᅗ1࡟㸪 | u | 10 m/s ࡢ➼್㠃ࢆ♧ࡍ㸬ᅗ୰࡟ࡣ㸪ࣀࢬࣝฟཱྀ࠿ࡽ(A)200m㸪(B)300m࠾ࡼࡧ(C)405m
࡛ࡢᶵ㍈᪉ྥᆶ┤᩿㠃࡟࠾ࡅࡿ㏿ᗘศᕸ㸪z=0m᩿㠃࡟࠾ࡅࡿ㏿ᗘศᕸࡶ♧ࡋ࡚࠶ࡿ㸬ࡇࡢᅗ࠿ࡽ㸪
| u | 10m/s ࡢࢪ࢙ࢵࢺ᤼Ẽࡣ㸪300m௨ୖᚋ᪉ࡲ࡛㐩ࡋ㸪ᚋ᪉ࡢ࠿࡞ࡾ㐲᪉ࡲ࡛ᙳ㡪ࡀ࠶ࡿࡇ࡜ࡀ☜ㄆ
ࡉࢀࡓ㸬ィ⟬ࢫ࣮࣒࢟㸪᱁Ꮚᐦᗘ࠾ࡼࡧ஘ὶࣔࢹࣝࡢࣔࢹࣝಀᩘ࡞࡝ࡢᙳ㡪㸪ࡲࡓ㸪⫼ᬒ㢼ࡸᆅ㠃ᙧ≧
ࡢᙳ㡪࡟ࡘ࠸࡚ࡣ௒ᚋࡢㄢ㢟࡜࡞ࡿ㸬
ᅗ1 JAXA㑄㡢㏿ࣇ࢓ࣥヨ㦂ᶵ
-41-
This document is provided by JAXA.
HPC@JAXA2010
㉸㡢㏿㢼Ὕ䛾ጞື≉ᛶ䛻䛴䛔䛶㻌
Investigation of Starting Characteristics of JSWT
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊㢼Ὕᢏ⾡㛤Ⓨࢭࣥࢱ࣮㸪㉥ሯ⣧୍([email protected])
㻌 ィ⟬ࡢ┠ⓗ
㢼Ὕ࡟㛵ࡍࡿ✵ẼຊᏛࡢ◊✲㸪≉࡟㉸㡢㏿㢼Ὕ࡛ࡢጞືࡢ≉ᛶ࡟㛵ࡍࡿㄪᰝࢆ㢼Ὕヨ㦂࡜ྜࢃࡏ࡚⾜
࠺㸬
㻌 ◊✲ࡢᴫせ
1㹫㹶1㹫㉸㡢㏿㢼Ὕ࡟࠾࠸࡚ጞືྍ⬟࡞ᶍᆺࣈࣟࢵࢣ࣮ࢪẚࡢ⠊ᅖࡸ㸪㢼Ὕ㐠㌿⠊ᅖࢆㄪᰝࡋ㸪஦๓
࡟ヨ㦂ྍ⬟࡞㡿ᇦࢆண ࡍࡿᡭἲࢆ☜❧ࡍࡿ㸬ࡲࡓ㢼Ὕὶ㊰ෆ࡛ࡢᅽຊᦆኻࢆㄪᰝࡋ㸪ጞືᅽຊẚࡢప
ῶ࡟㐨➽ࢆ❧࡚㸪௒ᚋ㸪ጞື⾪ᧁⲴ㔜ࡢ⦆࿴ࢆᅗࡿࡓࡵࡢᣦ㔪ࢆᚓࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
JAXA1㹫㹶1㹫㉸㡢㏿㢼Ὕࡢጞືᅽຊẚࢆᨵၿࡍࡿࡓࡵ㸪㢼Ὕὶ㊰ࡢᩘ್ゎᯒ⤖ᯝ࠿ࡽ㸪ࢹ࢕ࣇ࣮ࣗ
ࢨࡢᨵⰋᙧ≧ࢆᥦ᱌ࡋࡓ㸬10%⦰ᑻࡢᶍᨃὶ㊰࡟࡚ᐇ㦂ࢆ⾜࠸㸪ᩘ್ゎᯒ⤖ᯝࡢጇᙜᛶࢆ☜ㄆࡋ㸪ᨵⰋ
ᆺࡢࢹ࢕ࣇ࣮ࣗࢨ࡟ࡼࡗ࡚ᛶ⬟ࡢྥୖࡀぢ㎸ࡵࡿࡇ࡜ࡀ᫂ࡽ࠿࡟࡞ࡗࡓ㸬ࡲࡓ㢼Ὕࡢᩘ್ゎᯒࡢ⤖ᯝࢆ
⏝࠸࡚㸪チᐜࣈࣟࢵࢣ࣮ࢪẚࡢண ࣔࢹࣝࢆ⪃᱌ࡋ㸪㢼Ὕヨ㦂࡟ࡼࡗ࡚ࡑࡢጇᙜᛶࢆ᳨ドࡋࡓ㸬
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) J. Akatsuka㸪 S. Nagai㸪 ”The Effect of Diffuser Geometry on the Starting Pressure Ratio of a
Supersonic Wind Tunnel” 㸪 27th AIAA Aerodynamic Measurement Technology and Ground
Testing Conference
-42-
This document is provided by JAXA.
HPC@JAXA2010
䝋䝙䝑䜽䝤䞊䝮᥎⟬䛾䛯䜑䛾㧗⢭ᗘ㏆ഐሙᅽຊἼᙧ᥎⟬ᢏ⾡䛻㛵䛩䜛◊✲㻌
Study on Prediction of Near-Field Pressure Signature for Sonic Boom Estimation
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸ᮾ໭኱Ꮫ኱Ꮫ㝔ᕤᏛ◊✲⛉㸪୰ᶫ࿴༤([email protected])
◊✲ศᢸ⪅㸸ᮾ໭኱Ꮫ኱Ꮫ㝔ᕤᏛ◊✲⛉㸪బࠎᮌ኱㍜([email protected])
ᮾ໭኱Ꮫ኱Ꮫ㝔ᕤᏛ◊✲⛉㸪኱ᮌ⿱௓([email protected])
㻌 ィ⟬ࡢ┠ⓗ
Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ ⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉࡀ㐍ࡵࡿ㟼⢔㉸㡢㏿ᶵᢏ⾡ࡢ◊✲㛤Ⓨ࡛ᚲせ࡜࡞
ࡿ㸪ࢯࢽࢵࢡࣈ࣮࣒᥎⟬ᢏ⾡ࡢ࠺ࡕẼయ㏆ഐሙࡢᅽຊἼᙧࢆ㧗⢭ᗘ࡟᥎⟬ࡍࡿᢏ⾡ࡢ⋓ᚓࢆ┠ⓗ࡜ࡋ㸪
᱁Ꮚ⣽ศ໬࡟ᇶ࡙ࡃゎ㐺ྜ᱁Ꮚἲࡢ㛤Ⓨࢆ⾜࠺㸬
㻌 ◊✲ࡢᴫせ
ᮏ◊✲࡛ࡣ㸪ᐇᶵ」㞧ᙧ≧࡬ࡢᑐᛂࡀྍ⬟࡛࠶ࡾ㸪ᐇ⏝ⓗ࡞ィ⟬ࢥࢫࢺ࡛ᅽຊἼᙧ⢭ᗘࡢྥୖࢆ⾜࠺
ࡓࡵ⾪ᧁἼ㡿ᇦ࡟࠾ࡅࡿゎ㐺ྜ⣽ศ໬ἲࡢ㛤Ⓨ࠾ࡼࡧ᳨ドࢆ⾜࠺㸬ᶵయ㛗࡟ᑐࡋ࡚ 5~10 ಸ㞳ࢀࡓ఩⨨
࡛ࡢᅽຊἼᙧࡢ㧗⢭ᗘ᥎⟬ࢆ᭱⤊┠ⓗ࡜ࡋ㸪⾪ᧁἼࡢᖸ΅ࢆ⪃៖ࡋࡓ 3 ḟඖ✵㛫ࡢ⣽ศ໬ࢆ⾜࠺㸬௒ᅇ㸪
3 ḟඖᛶࡀᙅ࠸㍈ᑐ⛠ᙧ≧ࢆ⏝࠸࡚」ᩘࡢ⣽ศ໬㡿ᇦ࡟ࡼࡿ⣽ศ໬࡟ࡼࡾ㸪ᅽຊኚືࢆᤊ࠼ࡿࡓࡵ࡟ᚲ
せ࡞᱁Ꮚᐦᗘࡸ⣽ศ໬㡿ᇦࡀཬࡰࡍᙳ㡪ࡢ᳨ウ㸪ࡲࡓࣇ࢕ࣝࢱ࡟ࡼࡿຠᯝ࡟ࡘ࠸᳨࡚ウࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
㏆ഐሙᅽຊἼᙧࡢ᥎⟬⢭ᗘྥୖࡢࡓࡵ࡟㸪Shock Functionࢆᣦᶆ࡜ࡍࡿゎ㐺ྜ⣽ศ໬ἲࢆ㛤Ⓨࡋࡓ㸬
ゎᯒ⤖ᯝ࠿ࡽ㸪ᮏ◊✲࡛㛤Ⓨࡋࡓ⣽ศ໬ἲࡣ㏆ഐሙࡢᅽຊἼᙧ᥎⟬࡟᭷ຠ࡞ഴྥࢆᚓࡽࢀࡓ㸬ࡋ࠿ࡋ࡞
ࡀࡽ㸪ゎᯒ࡟ࡼࡾᚓࡽࢀࡓᅽຊἼᙧࡣᐇ㦂್࡜ẚ㍑ࡋῶ⾶ࡋ࡚࠾ࡾ㸪⾪ᧁἼࢆᤊ࠼ࡿ࡟ࡣ᱁Ꮚᐦᗘࡀ୙
༑ศ࡛࠶ࡿࡓࡵᨵၿࡀᚲせ࡛࠶ࡿ㸬⣽ศ໬㡿ᇦࡢᗈࡉ࡟ࡼࡾᅽຊἼᙧ࡬ࡢᙳ㡪ࡀ☜ㄆࡉࢀ㸪Ἴᙧྲྀᚓ఩
⨨࡜ᚲせ࡞⣽ศ໬㡿ᇦ࡟ࡘ࠸᳨࡚ウࡢᚲせᛶࡀ☜ㄆࡉࢀࡓ㸬ࡲࡓ㸪㎶ᇶ‽ࡢࣇ࢕ࣝࢱࢆ⏝࠸ࡿࡇ࡜࡛㸪
ኚືࡀᙉ࠸㏆ഐ࡛⣽ศ໬ࡀ㔜Ⅼⓗ࡟⾜ࢃࢀ⾪ᧁἼࡀࡼࡾᛴᓧ࡟ᤊ࠼ࡽࢀࡿ୍᪉㸪ῶ⾶࡟ࡼࡾ໙㓄ࡀᑠࡉ
ࡃ࡞ࡿ㐲᪉࡛ࡣ᱁ᏊⅬᇶ‽ࡢࡶࡢ࡟ẚ࡭⢒ࡃ࡞ࡗ࡚ࡋࡲ࠺ࡇ࡜ࡀศ࠿ࡾ㸪௒ᚋࣇ࢕ࣝࢱࡢタᐃἲࡀㄢ㢟
࡛࠶ࡿ㸬
ᅗ1 ᑐ⛠㠃ཬࡧx=2.0࡟࠾ࡅࡿy-z᩿㠃ࡢԥpศᕸ
-43-
This document is provided by JAXA.
HPC@JAXA2010
㻌
h/L=1
0.03
PGF_e-2 div_5e-2
PGF_edge div_5e-2
0.02
PGF_edge div_1e-2
0.01
0
-1.5
-1
-0.5
0
0.5
1
-0.01
-0.02
ᅗ 2 ㎶ᇶ‽࡟࠾ࡅࡿᶵయ㏆ഐ㸦h/L=1㸧࡟࠾ࡅࡿᅽຊἼᙧ
㻌
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) ኱ᮌ⿱௓㸪బࠎᮌ኱㍜㸪୰ᶫ࿴༤㸪
ࠕࢯࢽࢵࢡࣈ࣮࣒Ἴᙧ᥎⟬⢭ᗘྥୖࡢࡓࡵࡢ Shock Function ࢆ⏝
࠸ࡓゎ㐺ྜ⣽ศ໬ἲࠖ
㸪➨ 42 ᅇὶయຊᏛㅮ₇఍㸭⯟✵Ᏹᐂᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࢩ࣏ࣥࢪ࣒࢘
2010㸪⡿Ꮚ㸪2010 ᖺ 6 ᭶ 24㸪25 ᪥㸬
-44-
This document is provided by JAXA.
HPC@JAXA2010
䝦䝸䝁䝥䝍䛾ప㦁㡢໬ᢏ⾡䛻㛵䛩䜛ᩘ್䝅䝭䝳䝺䞊䝅䝵䞁㻌
Numerical Simulations of Helicopter Noise Reduction Technologies
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ 㐠⯟࣭Ᏻ඲ᢏ⾡ࢳ࣮࣒ ࣊ࣜࢥࣉࢱᢏ⾡ࢭࢡࢩࣙࣥ㸪
⏣㎶Ᏻᛅ([email protected])
◊✲ศᢸ⪅㸸⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ 㐠⯟࣭Ᏻ඲ᢏ⾡ࢳ࣮࣒ ࣊ࣜࢥࣉࢱᢏ⾡ࢭࢡࢩࣙࣥ㸪
㰺⸨ ⱱ([email protected])
ᑠ᭥ ᪼([email protected])
ᮧୖ ᭙([email protected])
⳻཭ࢩࢫࢸ࣒ࢬ㸦ὴ㐵㸧
㸪Ⳣཎ⍛᫂㸦[email protected]㸧
᪥ᮏ኱Ꮫ㸪᐀⏣㈼἞([email protected])
᪥ᮏ኱Ꮫ㸪బࠎᮌ┤ே([email protected])
ᮾ໭኱Ꮫ㸪୰ᶫ࿴༤([email protected])
ᮾ໭኱Ꮫ㸪ᶫሙ㐨ኴ㑻([email protected])
ᮾ໭኱Ꮫ㸪ᮤ㱟࿘([email protected])
㻌 ィ⟬ࡢ┠ⓗ
࣊ࣜࢥࣉࢱࡢప㦁㡢໬ᢏ⾡ࢆ㛤Ⓨࡍࡿ࡟ᙜࡓࡾ㸪㦁㡢ࡢⓎ⏕ᶵᵓࡢゎ᫂࡜ඹ࡟㸪✀ࠎࡢᥦ᱌ࡉࢀࡿప
㦁㡢໬ᢏ⾡࡟ࡘ࠸࡚㸪ࡑࡢຠᯝࢆ㐺ษ࡟ホ౯ࡍࡿᚲせࡀ࠶ࡿ㸬ᮏ◊✲࡛ࡣ㸪≉࡟࣊ࣜࢥࣉࢱࡢࣈ࣮ࣞࢻ
࡜ ࡀᖸ΅ࡍࡿὶࢀሙ࡟ࡘ࠸࡚㸪」㞧࡞ᶵయᙧ≧ࡶྵࡵࡓCFD/CSD㐃ᡂゎᯒࢆ⾜࠸㸪㦁㡢ࡢⓎ⏕≧ἣ
ࢆ⢭ᗘࡼࡃᢕᥱࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡋ࡚࠸ࡿ㸬
㻌 ◊✲ࡢᴫせ
㛤Ⓨࡉࢀࡓᅇ㌿⩼⯟✵ᶵྥࡅࡢ<rFlow3D/JANUS>ࢥ࣮ࢻࡢィ⟬ᡭἲࡣ⛣ື㔜ྜ᱁Ꮚἲ㸬࣮ࣟࢱࣈࣞ
࣮ࢻࡢᯛᩘศࡢෆ㒊᱁Ꮚࢆࣈ࣮ࣞࢻ࿘ࡾ࡟ᙧᡂࡋ㸪ࣈ࣮ࣞࢻࡢᅇ㌿ࡸᙎᛶኚᙧ࡟ྜࢃࡏ࡚⛣ື࣭ኚᙧࢆ
ࡋ⥆ࡅࡿ㸬ࡲࡓ㸪࣊ࣜࢥࣉࢱࡢ⬗యࡣ」㞧࡞ᙧ≧ࢆࡋ࡚࠸ࡿሙྜࡀከࡃ㸪⬗య࿘ࡾࡢ᱁Ꮚࡣ㠀ᵓ㐀᱁Ꮚ
ࡶ᥇⏝࡛ࡁࡿࡼ࠺࡟ᣑᙇࡉࢀ࡚࠸ࡿ㸬⫼ᬒ᱁Ꮚࡣ┤஺᱁Ꮚࢆ2ᒙࡲ࡛⏝࠸ࡿࡇ࡜ࡀ࡛ࡁ㸪ࣈ࣮ࣞࢻࡢᅇ㌿
㡿ᇦࡸᚋὶ㡿ᇦ࡛ࡣᐦ࡞᱁Ꮚࢆ᥇⏝ࡋ࡚㸪⩼➃ ࢆ⢭ᗘࡼࡃᤊ࠼ࡽࢀࡿࡼ࠺࡟ࡋ࡚࠸ࡿ㸬ෆ㒊᱁Ꮚ࡛ࡣ
⛣ື᱁Ꮚ࡟ᑐᛂࡋࡓ᏶඲㠀ᐃᖖNS/Euler᪉⛬ᘧࢆ4ḟ⢭ᗘࡢSLAU+FCMTࢫ࣮࣒࡛࢟㞳ᩓ໬ࡋ㸪࣊ࣜࢥ
ࣉࢱࡢࡼ࠺࡞ప㏿࠿ࡽ㑄㡢㏿㡿ᇦࡀඹᏑࡍࡿὶࢀሙ࡟ᑐᛂࡋ࡚࠸ࡿ㸬⬗య࿘ࡾࡀ㠀ᵓ㐀᱁Ꮚࡢሙྜࡣ
TAS-Codeࢆ࣮࣋ࢫ࡟ࡋࡓࢯࣝࣂ࣮ࢆ౑⏝ࡋ࡚࠸ࡿ㸬ࡲࡓ㸪ࣈ࣮ࣞࢻࡢᙎᛶኚᙧࡣCFD࡛ồࡵࡓ✵Ẽຊ
࡟ᇶ࡙࠸࡚㸪ᵓ㐀ゎᯒ࡜ࡢᙅ㐃ᡂᡭἲ࡛ィ⟬ࡉࢀࡿ㸬ࡉࡽ࡟┠ᶆ࡜࡞ࡿ࣮ࣟࢱ᥎ຊࡸ࣮࣓ࣔࣥࢺ࡜୍⮴
ࡍࡿࡼ࠺࡟㸪ࣈ࣮ࣞࢻࡢไᚚධຊࢆኚ᭦ࡋ㸪ࢺ࣒ࣜࢆྲྀࡾ࡞ࡀࡽ㸪⌧ᐇࡢ㣕⾜᮲௳ࢆ෌⌧࡛ࡁࡿࡼ࠺࡟
ࡋࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
1) ᅇ㌿⩼ࡢᅛ᭷್ゎᯒࡢࢶ࣮࡛ࣝ࠶ࡿ<rMode>㸪ὶయ࣭ᵓ㐀㐃ᡂゎᯒࢶ࣮࡛ࣝ࠶ࡿ
<rFlow3D/JANUS>㸪࠾ࡼࡧ㦁㡢ゎᯒࢶ࣮ࣝ<rNoise>ࡢ࢖ࣥࢱ࣮ࣇ࢙࢖ࢫࢆ⤫୍ࡋ㸪ᙎᛶኚᙧࡢຠ
ᯝࡶ⪃៖ࡋࡓᅇ㌿⩼ࡢ✵ຊ㦁㡢⤫ྜゎᯒࢶ࣮ࣝࡢᡂ⇍ࢆᅗࡗࡓ㸬
2) ⊂⮬ࡢ࣮ࣟࢱヨ㦂⿦⨨࡛ᚓࡽࢀࡓJMRTSࢹ࣮ࢱ࣮࣋ࢫ࡟ᇶ࡙࠸࡚ゎᯒ⤖ᯝ࡜ᐇ㦂⤖ᯝ࡜ࡢ⢭ᗘࡢ
᳨ドࢆ⾜࠸㸪ᙧ≧ࣔࢹࣝࡢᛅᐇᗘࡀゎᯒ⢭ᗘ࡟୚࠼ࡿᙳ㡪ࢆ᫂ࡽ࠿࡟ࡋࡓ㸬
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HPC@JAXA2010
3) NASA/ONERA/DLR࡜ࡢඹྠ◊✲ࢸ࣮࣐࡛࠶ࡿ࢔ࢡࢸ࢕ࣈไᚚ࡟ࡼࡿ࣮ࣟࢱ㦁㡢ࡢపῶຠᯝ࡟ࡘ
࠸࡚ゎᯒࢆ⾜࠸㸪ᅜ㝿ᶵ㛵࡜ࡢ┦஫ẚ㍑࡟ࡼࡾ㸪ゎᯒࢶ࣮ࣝࡢಙ㢗ᛶࡢྥୖࢆᅗࡗࡓ㸬
㻌
㻌
ᅗ 1 CFD ィ⟬ᙧ≧ࣔࢹࣝࡢᛅᐇᗘࡀゎᯒ⤖ᯝ࡟୚࠼ࡿᙳ㡪
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) ⣒㈡⣖ᬗ㸪஭ᫍṇỀ㸪ᇼඖගᑗ㸪⏣㎶Ᏻᛅ㸪㰺⸨ ⱱ㸸ቨࡀ࠶ࡿᆅ㠃㏆ഐ࡛࣍ࣂࣜࣥࢢࡍࡿ࣊ࣜࢥࣉࢱ
࣮ࣟࢱࡢᩘ್ゎᯒ㸪᪥ᮏ⯟✵ᏱᐂᏛ఍ㄽᩥ㞟㸪Vol.58㸪 No.680㸪 pp.269-276㸪 2010ᖺ9᭶㸬
2) 㧗ᒣኸ㈗㸪బࠎᮌ኱㍜㸪୰ᶫ࿴༤㸪⏣㎶Ᏻᛅ㸪㰺⸨ ⱱ㸸ᵓ㐀࣭㠀ᵓ㐀᱁Ꮚ࢝ࢵࣉࣜࣥࢢ࡟ࡼࡿ࣊ࣜࢥ
ࣉࢱ࣮඲ᶵ࿘ࡾࡢὶయᩘ್ィ⟬㸪᪥ᮏ⯟✵ᏱᐂᏛ఍ㄽᩥ㞟㸪Vol.58㸪 No.681㸪 pp.227-284㸪 2010
ᖺ10᭶㸬
3) Yasutada Tanabe㸪 Shigeru Saito㸪 Ippei Otani: Validation of Computational Results of
Rotor/Fuselage Interaction Analysis Using rFlow3D Code㸪 JAXA RR 10-001E㸪 May 2010.
ᰝㄞ࡞ࡋㄽᩥ
4) ⏣㎶Ᏻᛅ㸪㰺⸨ ⱱ㸪Ⳣཎ⍛᫂: rFlow2D ࢥ࣮ࢻࡢప Re ᩘὶࢀሙ࡟࠾ࡅࡿ᳨ド㸪JAXA-RM-10-005㸪
2010 ᖺ 5 ᭶㸬
ཱྀ㢌Ⓨ⾲㸦ᅜ㝿Ꮫ఍㸧
5) Yasutada Tanabe㸪 Shigeru Saito: Validation of a New Rotor Flow Code Using JMRTS
Experimental Data㸪 66th American Helicopter Society Annual Forum㸪 May 2010.
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HPC@JAXA2010
㟼⢔㉸㡢㏿◊✲ᶵ⏝䜲䞁䝔䞊䜽䛾タィ䛸ᛶ⬟ゎᯒ㻌
Aerodynamic design of a supersonic inlet for Silent SuperSonic Technology Demonstrator S3TD
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ㉸㡢㏿ᶵࢳ࣮࣒㸪Ώ㎶ Ᏻ([email protected])
◊✲ศᢸ⪅㸸⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ㉸㡢㏿ᶵࢳ࣮࣒㸪ୖ㔝⠜ྐ([email protected])
ᮾி⌮⛉኱Ꮫ ᢏ⾡◊ಟ⏕㸪ᒸ⏣⿱Ὀ([email protected])
ᮾி㎰ᕤ኱Ꮫ ᢏ⾡◊ಟ⏕㸪㉥἟᠇ோ([email protected])
ᮾி⌮⛉኱Ꮫ ᢏ⾡◊ಟ⏕㸪୰㇂ᾈつ([email protected])
ᮾி⌮⛉኱Ꮫ ᢏ⾡◊ಟ⏕㸪ᒸᮧ┤⾜([email protected])
㻌 ィ⟬ࡢ┠ⓗ
JAXA ࡢ㐍ࡵࡿ㟼⢔㉸㡢㏿ᶵᢏ⾡◊✲㛤Ⓨ࡟࠾࠸࡚㸪ᶵయࡢᙳ㡪ࢆ⪃៖ࡋࡓ࢖ࣥࢸ࣮ࢡタィࢆ⾜࠺ࡓ
ࡵ࡟ CFD ゎᯒࢆᐇ᪋ࡍࡿ㸬ᮏᖺᗘࡣࢼࢭࣝᦚ㍕఩⨨ࡀ࢖ࣥࢸ࣮ࢡ✵ຊᛶ⬟࡟ཬࡰࡍᙳ㡪ࢆ᫂ࡽ࠿࡟ࡍ
ࡿࡇ࡜ࢆ┠ⓗ࡜ࡋࡓ㸬
㻌 ◊✲ࡢᴫせ
㔜ྜ᱁Ꮚ࡟ࡼࡿᶵయᙧ≧ࡢᙳ㡪ࢆຍ࿡ࡋࡓ࢖ࣥࢸ࣮ࢡࡢᛶ⬟ࢆゎᯒࡍࡿࡓࡵࡢCFD࡛࠶ࡿ㸬ᚑ᮶ࡢ㉸
㡢㏿ᶵ࡛ࡣ㸪౛࠼ࡤࢥࣥࢥࣝࢻࡢࡼ࠺࡟⩼ࡢୗ㠃࡟ࢼࢭࣝࡀᦚ㍕ࡉࢀࡓࡀ㸪ࢼࢭࣝࡀⓎ⏕ࡍࡿ⾪ᧁἼ࡟
ࡼࡿࢯࢽࢵࢡࣈ࣮࣒ࢆపῶࡍࡿࡓࡵ࡟㸪⩼ࡢୖ㠃࡛ࡢࢼࢭࣝ㓄⨨ࡀ᳨ウࡉࢀ࡚࠸ࡿ㸬ࡇࡢሙྜ㸪࢖ࣥࢸ
࣮ࢡࡣࡼࡾᶵయࡢᙳ㡪ࢆཷࡅࡿࡇ࡜࡜࡞ࡾ㸪࢖ࣥࢸ࣮ࢡ✵ຊᛶ⬟ࡢపୗࡀᠱᛕࡉࢀࡿ㸬ࡇࡢࡓࡵ㸪ᮏᖺ
ᗘࡣࢼࢭࣝᦚ㍕఩⨨ࡀ࢖ࣥࢸ࣮ࢡ✵ຊᛶ⬟࡟ཬࡰࡍᙳ㡪ࢆ᫂ࡽ࠿࡟ࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡋ㸪ࢼࢭࣝᦚ㍕఩
⨨࡟ࡘ࠸࡚⩼ୗᦚ㍕ᙧែ㸪⩼ୖᦚ㍕ᙧែࡢ2ᙧែࢆタᐃࡋ࡚CFDゎᯒࢆᐇ᪋ࡋࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
⩼ୖᦚ㍕ᙧែ࡜ࡋࡓሙྜ㸪㉸㡢㏿ᕠ⯟㏄ゅ࡟࠾࠸࡚࢖ࣥࢸ࣮ࢡ࡟ྲྀࡾ㎸ࡲࢀࡿὶ⟶ࡣ㸪୺⩼๓⦕ࢆ㏻
㐣ࡍࡿ㝿࡟᤬ࡌ᭤ࡆࡽࢀ࡚ᶓὶࢀࡢ኱ࡁ࡞ὶࢀ࡜࡞ࡿࡓࡵ㸪ࡇࢀ࡟ᑐᛂྍ⬟࡞࢖ࣥࢸ࣮ࢡタィࡀᚲせ࡜
࡞ࡿ㸬୍᪉㸪⩼ୗᦚ㍕ᙧែ࡜ࡋࡓሙྜ㸪࢖ࣥࢸ࣮ࢡ࡟ྲྀࡾ㎸ࡲࢀࡿὶ⟶ࡣẚ㍑ⓗᶓὶࢀࡀᑠࡉࡃ㸪ࡲࡓ㸪
୺⩼ୗ㠃࡟ࡼࡾᩚὶࡉࢀࡿࡓࡵ࡟㏄ゅࡀ࠶ࡿ≧ែ࡛ࡶ࢖ࣥࢸ࣮ࢡ࡟࡯ࡰᖹ⾜࡟ὶධࡍࡿ㸬ࡉࡽ࡟㸪⩼ୗ
㠃ࡣୖ㠃࡜ẚ࡭࡚ቃ⏺ᒙࡢⓎ㐩ࡀᑠࡉ࠸ࡓࡵ㸪⩼ୗᦚ㍕ᙧែ࡛ࡣࢲ࢖ࣂ࣮ࢱ㧗ࡉࢆࡼࡾపࡃタᐃྍ⬟࡛
࠶ࡾ㸪࢖ࣥࢸ࣮ࢡ✵ຊᛶ⬟࡜ᶵయ✵ຊᛶ⬟ࡢ୧❧ࡢほⅬ࠿ࡽዲࡲࡋ࠸ᙧែ࡜࠸࠼ࡿ㸬ࡋ࠿ࡋ㸪⩼ୗᦚ㍕
ᙧែ࡜ࡋࡓሙྜ࡟ࡣ㸪ࢼࢭࣝࡀ࡝ࡢ⛬ᗘࢯࢽࢵࢡࣈ࣮࣒ᙉᗘ࡟ᙳ㡪ࡍࡿ࠿ࢆᢕᥱࡍࡿᚲせࡀ࠶ࡿ㸬㟼⢔
ᛶ㸦ࢯࢽࢵࢡࣈ࣮࣒㸧
㸪⤒῭ᛶ㸦࢖ࣥࢸ࣮ࢡ/ᶵయ✵ຊᛶ⬟㸧ࡢ཮᪉ࢆ⪃៖ࡋࡓࢼࢭࣝᦚ㍕఩⨨ࡀ௒ᚋࡢ
ㄢ㢟࡛࠶ࡿ㸬
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This document is provided by JAXA.
HPC@JAXA2010
㻌
㻌
ᅗ 1 ࢼࢭࣝᦚ㍕఩⨨ࡢᙳ㡪㸫⩼ୖᦚ㍕ᙧែ㸫㸦ὶ⥺࡜࢖ࣥࢸ࣮ࢡࢲࢡࢺෆ࣐ࢵࣁᩘศᕸ㸧
㻌
ᅗ 2 ࢼࢭࣝᦚ㍕఩⨨ࡢᙳ㡪㸫⩼ୗᦚ㍕ᙧែ㸫㸦ὶ⥺࡜࢖ࣥࢸ࣮ࢡࢲࢡࢺෆ࣐ࢵࣁᩘศᕸ㸧
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) ୕ᮌ ⫕㸪௚㸪
͆㉸㡢㏿ᶵ⏝ࢲ࢖ࣂ࣮ࢱࡢ✵ຊタィ࡜ᛶ⬟ホ౯͇
㸪➨42ᅇὶయຊᏛㅮ₇఍
2) Yasushi Watanabe㸪 et.al ”Design of Top Mounted Supersonic Inlet for Silent Supersonic
Technology Demonstrator S3TD”㸪 27th International Congress of the Aeronautical Sciences
3) ୖ㔝⠜ྐ㸪௚㸪
͆㉸㡢㏿࢖ࣥࢸ࣮ࢡࡢ✵ຊᛶ⬟࡟ཬࡰࡍࢲ࢖ࣂ࣮ࢱ㧗ࡉࡢᙳ㡪͇
㸪➨48ᅇ㣕⾜ᶵࢩ࣏ࣥ
ࢪ࣒࢘
-48-
This document is provided by JAXA.
HPC@JAXA2010
䝕䝆䝍䝹㻛䜰䝘䝻䜾䞉䝝䜲䝤䝸䝑䝗㢼Ὕ䝅䝇䝔䝮㛤Ⓨ䠄䛭䛾䠎䠅
System Development of Digital/Analog Hybrid Wind Tunnel (Part 2)
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊 ὶయࢢ࣮ࣝࣉ㸪Ώ㎶㔜ဢ([email protected])
◊✲ศᢸ⪅㸸◊✲㛤Ⓨᮏ㒊 ὶయࢢ࣮ࣝࣉ㸪ཱྀ▼ ⱱ([email protected])
ᒣୗ㐩ஓ([email protected])
㣤ᓥ⏤⨾([email protected])
ಖỤ࠿࡞Ꮚ([email protected])
௒ᕝ೺ኴ㑻([email protected])
◊✲㛤Ⓨᮏ㒊 ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪ᯇᑿ⿱୍([email protected])
ᮧୖ᱇୍([email protected]㸧
ᶫᮏ ᩔ([email protected])
⳻཭ࢩࢫࢸ࣒ࢬᰴᘧ఍♫㸪Ⲷ㔝 ⣧([email protected])
⯪Ụᖾᘯ([email protected])
⳻⏣ Ꮫ([email protected])
୰᰿ᏹᏊ([email protected])
㰻ᮌⱥḟ([email protected])
ྜྷ⏣ᾈྖ([email protected])
ᒣᮏ ᐶ([email protected])
኱ᾏㅬ୍([email protected])
☾㒊჆ᇛ([email protected])
ሷᓥྐဢ([email protected])
⏣୰ு㐩([email protected])
ᰗ἟೺ኴ㑻([email protected])
ᮾ⏣ὒ࿴([email protected])
ᰴᘧ఍♫࢟ࣕࢺࣝ࢔࢖࣭ࢧ࢖࢚ࣥࢫ㸪ୖᓥ ㇏([email protected])
ᯇ⏣⾜ṇ([email protected])
๓⏣ⱱᶞ([email protected])
ᒸᮏ 㝯([email protected])
ᶓᒣ㞞ᙪ([email protected])
㻌 ◊✲ࡢᴫせ
⌧≧ࡢ㢼Ὕヨ㦂㸦ᐇὶࢀࢆᑐ㇟࡜ࡋࡓࠕ࢔ࢼࣟࢢ㢼Ὕࠖ
㸧࡟ᑐࡋ࡚ CFD㸦ᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥ࡜࠸
࠺ព࿡࡛ࡢࠕࢹࢪࢱࣝ㢼Ὕࠖ
㸧ࢆᙉࡃ㐃ᦠࡉࡏࡓࢥࣥ࢝ࣞࣥࢺ࡞㢼ヨ㸦㢼Ὕヨ㦂㸧/CFD ⼥ྜࢩࢫࢸ࣒࡜
ࡋ࡚㸪JAXA 2m×2m 㑄㡢㏿㢼Ὕࢆᑐ㇟࡜ࡋࡓࠕࢹࢪࢱࣝ/࢔ࢼࣟࢢ࣭ࣁ࢖ࣈࣜࢵࢻ㢼Ὕࠖࡢᵓ⠏ࢆ⾜࠺㸬
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This document is provided by JAXA.
HPC@JAXA2010
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᮏࢩࢫࢸ࣒〇స
࣭ ඃඛᗘࡢ㧗࠸ᶵ⬟㸦㢼ヨࣔࢽࢱࣜࣥࢢᶵ⬟㸪㢼ヨィ⏬タᐃᨭ᥼ᶵ⬟㸪㢼ヨᑐᛂヲ⣽ CFD ゎᯒᶵ⬟㸧
࡟ࡘ࠸࡚㸪࢔ࣉࣜࢣ࣮ࢩࣙࣥ㛤Ⓨ࣭ࣁ࣮ࢻ࢙࢘࢔ㄪ㐩ࢆᐇ᪋ࡋࡓ㸬
࣭ FY21 ᐇ᪋ࡢᇶᮏ/ヲ⣽タィᡂᯝࢆཷࡅࡓヲ⣽௙ᵝ࡟ᇶ࡙࠸࡚ࢩࢫࢸ࣒〇సࢆ⥅⥆ࡋ 㸪ࢧࣈࢩࢫࢸ
࣒ࢆ⤫ྜࡉࡏ࡚㸪ᬻᐃࢩࢫࢸ࣒ࢆ᏶ᡂࡉࡏࡓ㸬
࣭ 2m×2m 㑄㡢㏿㢼Ὕ࡟࠾ࡅࡿࢩࢫࢸ࣒ᶵ⬟᳨ドヨ㦂࡟ࡼࡾ㸪ᬻᐃࢩࢫࢸ࣒ࡢ᳨ド㸪ၥ㢟ⅬࡢゎỴࢆ
ᅗࡾ㸪FY23 ࡟࠾ࡅࡿヨ㐠⏝࡟౪ࡍࡿヨ⾜ࢩࢫࢸ࣒ࢆ᏶ᡂࡉࡏࡓ㸬
ࢧࣈࢩࢫࢸ࣒タィ㸦ࢹࢪࢱࣝ㢼Ὕ㸧
࣭ 㸦⮬ື᱁Ꮚ⏕ᡂࢥ࣮ࢻࡢᨵⰋ㸧
㸸 ⮬ື᱁Ꮚ⏕ᡂࢥ࣮ࢻࢆᣑᙇࡋ㸪⯦ຠࡁゎᯒ⏝᱁Ꮚࡢ⮬ື⏕ᡂࢆ
ᐇ⌧ࡋࡓ㸬
࣭ 㸦㧗㏿ࢯࣝࣂࡢ㛤Ⓨ㸧
㸸 ࣐ࣝࢳࢢࣜࢵࢻἲ➼ࡢ㐺⏝࡟ࡼࡾ㸪ࢯࣝࣂࡢ㧗㏿໬ࢆᐇ⌧ࡋࡓ㸬
࣭ ⮬ື᱁Ꮚ⏕ᡂࢥ࣮ࢻཬࡧ CFD ࢯࣝࣂࢆᬻᐃࢩࢫࢸ࣒࡟⤫ྜᚋ㸪඲యࢩࢫࢸ࣒ࡢ᳨ド࡜୪⾜ࡋ࡚㸪
ಙ㢗ᛶࢆྥୖࡉࡏࡓ㸬
ࢧࣈࢩࢫࢸ࣒タィ㸦࢔ࢼࣟࢢ㢼Ὕࡢὶయ⏬ീィ ࢹ࣮ࢱฎ⌮ࡢ㧗㏿໬㸧
࣭ FY21 ᖺᗘ࡟㑅ᐃࡋࡓ࢔ࢡࢭ࣮ࣛࣞࢱ࡬ࡢ⛣᳜ࢆ⥅⥆ࡋ㸪࢔ࢡࢭ࣮ࣛࣞࢱ࡬ࡢ⛣᳜ࢆ᏶ᡂࡉࡏࡓ㸬
࣭ ᬻᐃࢩࢫࢸ࣒࡟⤫ྜᚋ㸪඲యࢩࢫࢸ࣒ࡢ᳨ド࡜୪⾜ࡋ࡚ಙ㢗ᛶࢆྥୖࡉࡏࡓ㸬
JSS ࡣ㸪ࣁ࢖ࣈࣜࢵࢻ㢼Ὕࡢ᳨ド࡟㈨ࡍࡿ CFD ࢹ࣮ࢱࡢྲྀᚓ࠾ࡼࡧ㸪JAXA ෆእ࡟࠾ࡅࡿᢸᙜ⪅㛫
ࡢ㟁Ꮚࣇ࢓࢖ࣝࡢඹ᭷໬ࢆ┠ⓗ࡜ࡋ࡚ά⏝ࡋࡓ㸬
ᅗ1 ࢹࢪࢱࣝ/࢔ࢼࣟࢢ࣭ࣁ࢖ࣈࣜࢵࢻ㢼Ὕᴫᛕᅗ
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This document is provided by JAXA.
HPC@JAXA2010
㻌
㻌㻌
ᅗ 2 㢼ヨࣔࢽࢱࣜࣥࢢᶵ⬟㻌
㻌
㻌
㻌
ᅗ 3 ࢹࢪࢱࣝ㢼Ὕᴫせ
㻌
-51-
This document is provided by JAXA.
HPC@JAXA2010
㉸㡢㏿ὶ୰䛻䛚䛡䜛⮬↛ᒙὶᶵ㤳䛾タィ㻌
Design of the Natural Laminar Flow Nose in the Supersonic Flow
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ㉸㡢㏿ᶵࢳ࣮࣒㸪ᚨᕝ┤Ꮚ([email protected])
◊✲ศᢸ⪅㸸Ꮫ⩦㝔኱Ꮫ㸪ᡞሯ⤢Ꮚ([email protected])
୕ྥࢯࣇࢺ࢙࢘࢔㛤Ⓨᰴᘧ఍♫㸪▼ᕝᩗᥖ([email protected])
ᮾிࣅࢪࢿࢫࢧ࣮ࣅࢫ㸪ୖ⏣Ⰻ✄([email protected])
㻌 ィ⟬ࡢ┠ⓗ
㉸㡢㏿ᶵࡢ㛤Ⓨ࡟࠾࠸࡚✵Ẽ᢬ᢠࡢపῶࡣ㔜せ࡞ㄢ㢟ࡢ୍ࡘ࡛࠶ࡿ㸬≉࡟඲᢬ᢠࡢ࠾ࡼࡑ༙ศࢆ༨ࡵ
ࡿᦶ᧿᢬ᢠࡢపῶ࡟ࡣ⮬↛ᒙὶ໬㸦ቃ⏺ᒙ㑄⛣ࢆᚋ㏥ࡉࡏᦶ᧿᢬ᢠࡢᑡ࡞࠸ᒙὶᇦࡢቑຍࡉࡏࡿ㸧ࡀ᭷
ຠ࡞ᡭẁ࡜ࡋ࡚ᥦ᱌ࡉࢀ࡚࠸ࡿ㸬ᮏィ⟬࡛ࡣࡇࡢ⮬↛ᒙὶ໬ᢏ⾡ࢆ㉸㡢㏿ᶵ㤳࡟㐺⏝ࡍࡿࡓࡵᵝࠎ࡞ᶵ
㤳ᙧ≧ࡢ㏄ゅࢆ᭷ࡍࡿὶࢀሙࡢ CFD ゎᯒ࠾ࡼࡧ㑄⛣ゎᯒࢆ⾜࠺ࡇ࡜࡛⮬↛ᒙὶ໬ࢆ㐩ᡂࡍࡿᙧ≧ࢆタ
ィࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡋࡓ㸬
㻌 ◊✲ࡢᴫせ
㉸㡢㏿ᕠ⯟᫬ࡢ㉸㡢㏿ᶵࡢᶵ㤳ࡣ㏻ᖖᩘᗘࡢ㏄ゅࢆ᭷ࡍࡿࡇ࡜࡛㠀㍈ᑐ⛠ᛶࡀᙉ࠸ὶࢀሙࢆᙧᡂࡋ㸪
ᶓὶࢀ୙Ᏻᐃࡀ༟㉺ࡍࡿࡇ࡜ࡀ▱ࡽࢀ࡚࠸ࡿ㸬ᮏ◊✲࡛ࡣࡲࡎ㐀Ἴ᢬ᢠࡢᑠࡉ࠸Sears-Haackయࢆࡶ࡜
࡟㠀㍈ᑐ⛠ⓗ࡟ኚᙧࡋࡓ␗࡞ࡿᶵ㤳ᙧ≧࡟ࡘ࠸࡚CFDゎᯒ㸦඲㠃ᒙὶィ⟬㸧ࢆ⾜࠸㸪ᚓࡽࢀࡓᒙὶቃ⏺
ᒙࣉࣟࣇ࢓࢖ࣝࡼࡾቃ⏺ᒙ㑄⛣ゎᯒࢆ⾜࠺ࡇ࡜࡛ቃ⏺ᒙࡀᒙὶ࠿ࡽ஘ὶ࡬㑄⛣ࡍࡿ఩⨨ࢆண ࡋ࡚࠸
ࡿ㸬CFDゎᯒࢯࣝࣂࡣࡇࢀࡽࡢᶓὶࢀ㏿ᗘࢆ㧗⢭ᗘ࡟ᤊ࠼ࡿࡇ࡜ࡀྍ⬟࡛࠶ࡿ͆UPACS͇ࢆ⏝࠸㸪ቃ
⏺ᒙ㑄⛣ゎᯒ࡟ࡣ͇LSTAB͇ࢆ⏝࠸ࡓ㸬ᑐ㇟ࡣ඲㛗0.33m㸪ィ⟬᮲௳ࡣ㢼Ὕヨ㦂ࢆ᝿ᐃࡋࡓ࣐ࢵࣁᩘ2.0㸪
㏄ゅ2.0deg࡜ࡋࡓ㸬ࡇࢀࡣタィࡉࢀࡓ⮬↛ᒙὶᶵ㤳ࡢຠᯝࢆ㢼Ὕヨ㦂࡛☜ㄆࡍࡿࡇ࡜ࢆど㔝࡟ධࢀ࡚Ỵ
ᐃࡉࢀ࡚࠸ࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᮏ◊✲࡟࠾࠸࡚㐀Ἴ᢬ᢠࡢᑠࡉ࠸Sears-Haackయ(ᅗ.1)ࢆࡶ࡜࡟ኚᙧࡋࡓᶵ㤳ᙧ≧ࡣ඲11ࢣ࣮ࢫ࡟࠾
ࡼࡧ㸪ࡑࡢෆ⮬↛ᒙὶ໬ࢆ㐩ᡂࡋᚓࡿ࠸ࡃࡘ࠿ࡢᙧ≧࡟ࡘ࠸࡚ቃ⏺ᒙ㑄⛣ゎᯒࢆ⾜ࡗࡓ㸬᭱ࡶቃ⏺ᒙ㑄
⛣఩⨨ࡀᚋ㏥ࡋࡓ㸪ࡘࡲࡾ⮬↛ᒙὶ໬ࡋࡓᙧ≧࡛ࡣ㑄⛣఩⨨ࡀ඲㛗0.33mࡢᶵ㤳࡟ᑐࡋ࡚0.05mᚋ㏥ࡍ
ࡿࡇ࡜ࡀࢃ࠿ࡗࡓ(ᅗ2)㸬ࡲࡓᚓࡽࢀࡓ⮬↛ᒙὶᶵ㤳ᙧ≧ࡢCFDゎᯒ⤖ᯝࢆศᯒࡍࡿࡇ࡜࡛㸪┠ᶆ࡜ࡋ࡚
࠸ࡓᶓὶࢀ୙Ᏻᐃࡀᢚไࡉࢀ⮬↛ᒙὶ໬ࡀ㐩ᡂࡉࢀࡓࡇ࡜ࢆ☜ㄆࡋࡓ㸬ࡲࡓᙧ≧ࢆỴᐃࡍࡿࣃ࣓࣮ࣛࢱ
ࡢࣃ࣓ࣛࢺࣜࢵࢡ࣭ࢫࢱࢹ࢕ࢆ⾜࠺ࡇ࡜࡛㠀㍈ᑐ⛠ᙧ≧࡜⮬↛ᒙὶຠᯝࡢ㛵ಀࡢഴྥࢆᤊ࠼ࡿࡇ࡜ࡀ࡛
ࡁࡓ㸬௒ᚋࡣࡉࡽ࡟ಶయᩘࢆቑࡸࡋࡼࡾ⮬↛ᒙὶຠᯝࡢ㧗࠸ᙧ≧ࢆ⟇ᐃࡍࡿ࡜࡜ࡶ࡟ᐇᶵࢫࢣ࣮ࣝࡢ⮬
↛ᒙὶᶵ㤳ࡢタィࢆ࠾ࡇ࡞࠺ணᐃ࡛࠶ࡿ㸬
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This document is provided by JAXA.
HPC@JAXA2010
ᅗ 1 タィ๓ᙧ≧㸦Sears-Haack య㸧ࡢ Cp ศᕸ㸦M=2.0㸪 Ș=2deg)
㻜
㻸㼑㼑㼣㼍㼞㼐㻌㻔㼀㼛㼜㻕
㻟㻜
㻢㻜
䃅㻔䜪㻕
㑄⛣఩⨨ᚋ㏥
タィ๓(Sears-Haack body)
タィᚋ(⮬↛ᒙὶᶵ㤳)
㻥㻜
N=4
N=7
㻝㻞㻜
㻝㻡㻜
㻝㻤㻜
㻜
㼃㼕㼚㼐㼣㼍㼞㼐㻌㻔㻮㼛㼠㼠㼛㼙㻕
㻜㻚㻜㻡
㻜㻚㻝
㻜㻚㻝㻡
㻜㻚㻞
㻜㻚㻞㻡
㻜㻚㻟
㻜㻚㻟㻡
㼄㻔㼙㻕
ᅗ 2 ⮬↛ᒙὶᶵ㤳タィᙧ≧ࡢ㑄⛣఩⨨ண 㸦➼㹌್ศᕸ)㸸
ȭࡣᙧ≧ Top line㸦㢼ୗഃ㸧ࢆ 0r㸪Bottom line(㢼ୖഃ)ࢆ 180r࡜ࡍࡿ
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This document is provided by JAXA.
HPC@JAXA2010
㉸㡢㏿ᶵ䛾⮬↛ᒙὶ⩼䛾෌タィ㻌
Re-design of the Natural Laminar Flow Wing for the Supersonic Airplane
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ㉸㡢㏿ᶵࢳ࣮࣒㸪ᚨᕝ┤Ꮚ([email protected])
◊✲ศᢸ⪅㸸Ꮫ⩦㝔኱Ꮫ㸪஭ୖ⩏㑳([email protected])
୕ྥࢯࣇࢺ࢙࢘࢔㛤Ⓨᰴᘧ఍♫㸪▼ᕝᩗᥖ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
㉸㡢㏿ᶵࡢ㛤Ⓨ࡟࠾࠸࡚✵Ẽ᢬ᢠࡢపῶࡣ㔜せ࡞ㄢ㢟ࡢ୍ࡘ࡛࠶ࡿ㸬≉࡟඲᢬ᢠࡢ࠾ࡼࡑ༙ศࢆ༨ࡵ
ࡿᦶ᧿᢬ᢠࡢపῶ࡟ࡣ⮬↛ᒙὶ໬㸦ቃ⏺ᒙ㑄⛣ࢆᚋ㏥ࡉࡏᦶ᧿᢬ᢠࡢᑡ࡞࠸ᒙὶᇦࡢቑຍࡉࡏࡿ㸧ࡀ᭷
ຠ࡞ᡭẁ࡜ࡋ࡚ᥦ᱌ࡉࢀ࡚࠸ࡿ㸬୺⩼ࡢ⮬↛ᒙὶ໬ࡣࡍ࡛࡟ᑠᆺ㉸㡢㏿ᐇ㦂ᶵ(NEXST-1)࡟㐺⏝ࡉࢀ㸪
ࡑࡢຠᯝࡣ2005ᖺ10᭶ࡢ㣕⾜ᐇ㦂࡟ࡼࡗ࡚ᐇドࡉࢀ࡚࠸ࡿ㸬ᮏ◊✲࡛ࡣࡲࡎᙜ᫬ࡢタィᡭἲࢆ㧗ຠ⋡࣭
㧗⢭ᗘ໬࠾ࡼࡧ௚ᶵ࡬ࡢỗ⏝໬ࢆ┠ⓗ࡜ࡋ࡚ᨵⰋࡋࡓ㸬ࡑࡇ࡛ᮏィ⟬࡛ࡣࡇࡢᨵⰋࡉࢀࡓ⮬↛ᒙὶ໬タ
ィᢏ⾡ࢆ෌ᗘNEXST-1࡜ྠࡌ᮲௳ࡢᶵయ࡟㐺⏝ࡍࡿࡇ࡜࡛㸪ࡑࡢຠᯝࢆ᳨ドࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡋࡓ㸬
㻌 ◊✲ࡢᴫせ
㉸㡢㏿ᶵࡢ⮬↛ᒙὶタィ࡟ࡣ㉸㡢㏿㏫ၥ㢟タィ࡜࠸࠺ᡭἲࢆ㐺⏝ࡋࡓ㸬ࡇࡢ㏫ၥ㢟タィᡭἲࡣ࠶ࡽ࠿
ࡌࡵቃ⏺ᒙ㑄⛣ゎᯒࡼࡾ⮬↛ᒙὶ໬ࢆ㐩ᡂࡍࡿ⩼⾲㠃ࡢᅽຊศᕸ㸦┠ᶆᅽຊศᕸ㸧ࢆồࡵ࡚࠾ࡁ㸪ࡇࡢ
┠ᶆᅽຊศᕸࢆ㐩ᡂࡍࡿ⩼ᆺࢆồࡵࡿࡇ࡜࡛ィ⟬㈇Ⲵࡢ኱ࡁ࠸㧗⢭ᗘ࡞Navier-Stokes᪉⛬ᘧࡢCFDゎ
ᯒ࠾ࡼࡧቃ⏺ᒙ㑄⛣ゎᯒ㸦Ᏻᐃᛶゎᯒ㸧࡛ቃ⏺ᒙ㑄⛣఩⨨ࢆ᥎⟬ࡍࡿࡇ࡜࡞ࡃ⮬↛ᒙὶ⩼ࡢタィࢆྍ⬟
࡟ࡍࡿࡶࡢ࡛࠶ࡿ㸬タィᡭ㡰ࡣࡲࡎึᮇᙧ≧࡟ᑐࡋ࡚CFDゎᯒ⏝ࡢィ⟬᱁Ꮚࢆసᡂࡋ㸪EulerࡸNS᪉⛬
ᘧ࡟ࡼࡿCFDゎᯒࢆ⾜࠺㸬ࡇࡇ࡛ᮏ㏫ၥ㢟タィ࡛ࡣ⩼⾲㠃ࡢᅽຊศᕸࢆồࡵࡿࡇ࡜ࡀ┠ⓗ࡛࠶ࡿࡓࡵቃ
⏺ᒙෆࡢ≀⌮㔞ࢆ⟬ฟࡍࡿሙྜ࡟ẚ࡭࡚CFDゎᯒࡢ㈇Ⲵࡀᑠࡉ࠸㸬ᮏ◊✲࡛ࡣ⩼⾲㠃ࡢ⁥ࡽ࠿࡞ᅽຊศ
ᕸࡀᐜ᫆࡟ᚓࡿࡓࡵ࡟ᵓ㐀᱁ᏊࡢCFDゎᯒࢯࣝࣂ࡛࠶ࡿ͆UPACS͇ࢆ⏝࠸ࡓ㸬ḟ࡟ᚓࡽࢀࡓ⾲㠃ᅽຊ
ศᕸ࡜⮬↛ᒙὶ໬ࡀ㐩ᡂࡉࢀࡿ࡜ண ࡋࡓ┠ᶆᅽຊศᕸ࡜ࡢᕪศࡼࡾᙧ≧ಟṇ㔞ࢆồࡵࡿ㸬ᙧ≧ಟṇ㔞
࠿ࡽ᪂ࡓ࡟⩼ᙧ≧ࢆồࡵィ⟬᱁Ꮚࢆసᡂࡋ෌ᗘCFDゎᯒࢆ࠾ࡇ࡞࠸ᚓࡽࢀࡓ⾲㠃ᅽຊศᕸ࡜┠ᶆᅽຊ
ศᕸࡢᕪࡀ༑ศ࡟ᑠࡉࡃ࡞ࡿࡲ࡛㸪ࡇࡢタィࢧ࢖ࢡࣝࢆ⧞ࡾ㏉ࡍ㸬ᚑ᮶ࡢᡭἲ࡛ࡣಟṇᙧ≧࠿ࡽ✵㛫ࢆ
ྵࡵࡓィ⟬᱁Ꮚࡢసᡂ࡟ࡣᖹ⁥ฎ⌮ࢆྵࡵ࡚1㹼2᪥ࡢᮇ㛫ࢆせࡋ࡚࠸ࡓࡓࡵ⢭ᗘࢆ࠶ࡆࡿࡇ࡜ࡀ࡛ࡁ࡞
࠿ࡗࡓ㸬ࡑࡇ࡛ୖグࡢฎ⌮ࢆ⮬ື໬ࡍࡿࡇ࡜࡛⢭ᗘ࡜ຠ⋡ࡢྥୖࢆᅗࡗࡓ㸬ྠ᫬࡟௚ᶵ࡬ࡢỗ⏝ᛶࡶྥ
ୖࡉࡏࡓ㸬
ᚑ᮶ࡢᡭἲ࡛タィࡉࢀࡓNEXST-1࡜ྠ᮲௳ࡢタィࢆୖグࡢᨵⰋࡉࢀࡓタィᡭἲࢆ㐺⏝ࡍࡿࡇ࡜࡛ࡑ
ࡢຠᯝ࡜ጇᙜᛶࢆ᳨ドࡋࡓ㸬ィ⟬᮲௳ࡣ඲㛗11.5m㸪㧗ᗘ15km㸪࣐ࢵࣁᩘ2.0㸪㏄ゅ2.0degࡢ㣕⾜ヨ㦂
᮲௳࡜ࡋࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᨵⰋࡉࢀࡓ⮬↛ᒙὶ⩼タィᡭἲࢆ㐺⏝ࡍࡿࡇ࡜࡟ᚑ᮶ࡢᡭἲ࡛ࡣ1タィࢧ࢖ࢡࣝ࡟1㐌㛫ࢆせࡋࡓࡶࡢ
ࡀ㸪タィ᩿㠃ᩘࡸタィᩘࢆ⣙10ಸ࡟ቑຍࡋࡓ࡟ࡶ㛵ࢃࡽࡎ1᪥࡛⾜࠼ࡿࡼ࠺࡟࡞ࡗࡓ㸬ࡲࡓ⣙4タィࢧ࢖
ࢡ࡛ࣝ࡯ࡰ཰᮰ゎࡀᚓࡽࢀࡿࡇ࡜ࢆ☜ㄆࡋࡓ㸬ᚑ᮶ࡢᡭἲ࡛ࡣ7ᅇࡢタィࢧ࢖ࢡࣝࢆᅇࡋ࡚࠾ࡾ㸪ࡉࡽ࡟
ࡣ1ᅇࡢタィࢧ࢖ࢡࣝ୰࡛1㹼4ಶయࡢゎᯒࢆ⾜࠸ࡑࡢ୰࡛᭱ࡶຠᯝࡢ㧗࠸ࡶࡢࢆḟࡢᙧ≧࡜Ỵࡵ࡚࠸ࡓ
ࡓࡵィ⟬㈇Ⲵࡀ኱ࡁ࠿ࡗࡓ㸬ᮏ◊✲࡛ࡣタィࡢ⮬ື໬࡟ࡼࡾタィࢧ࢖ࢡࣝᩘࡢቑຍࡀ඲యࡢタィࢫࢣࢪ
࣮ࣗࣝ࡟୚࠼ࡿ㈇Ⲵࡀᑠࡉ࠸ࡓࡵ㸪ࡉࡽ࡟タィࢆ㐍ࡵ࡚10タィࢧ࢖ࢡࣝࢆࡲࢃࡋࡓࡶࡢࢆ᭱᪂ᙧ≧࡜ࡋ
ࡓ㸬
-54-
This document is provided by JAXA.
HPC@JAXA2010
ᅗ1࡟ึᮇᙧ≧࠾ࡼࡧᮏ◊✲࡟࠾ࡅࡿ᭱᪂ᙧ≧ࡢy/s=50%఩⨨㸦ᶵ㍈࡜⩼➃ࡢ1/2఩⨨㸧࡟࠾ࡅࡿᅽຊ
ಀᩘ࠾ࡼࡧ⩼᩿㠃ᙧ≧ࡢẚ㍑ࢆ♧ࡍ㸬ࡇࡇ࡛ᚑ᮶ࡢᡭἲ࡛タィࡉࢀࡓ⤖ᯝࡣ͆NEXST-1͇࡛࠶ࡿ㸬ᅗ1(a)
ࡢᅽຊศᕸ࡛͆Target Cp͇ࡀୖ㠃ࡢ⮬↛ᒙὶ໬ࢆ㐩ᡂࡍࡿ࡜ண ࡉࢀࡓ┠ᶆᅽຊศᕸ࡛㸪ึᮇᙧ≧࡟ẚ
࡭࡚᭱᪂ᙧ≧ࡢୖ㠃ࡢCp㸦ᅗ୰ୖ㒊㸧ࡀ͆Target Cp͇࡟㏆࡙࠸࡚࠸ࡿᵝᏊࡀࢃ࠿ࡿ㸬
ḟ࡟ᚓࡽࢀࡓ͆᭱᪂ᙧ≧͇ࡀᐇ㝿࡟⮬↛ᒙὶ໬ࢆ㐩ᡂࡋ࡚࠸ࡿࡢ࠿᳨ドࡍࡿࡓࡵ࡟㸪JAXA࡛㛤Ⓨࡉ
ࢀࡓቃ⏺ᒙ㑄⛣ゎᯒࢥ࣮ࢻ͇LSTAB͇ࢆ⏝࠸࡚ቃ⏺ᒙࡀᒙὶ࠿ࡽ஘ὶ࡟㑄⛣ࡍࡿ఩⨨ࢆண ࡋࡓ⤖ᯝࢆ
ᅗ.2࡟♧ࡍ㸬⮬↛ᒙὶ໬ࡣ⩼ୖ㠃࡟ࡢࡳ㐺⏝ࡋ࡚࠸ࡿࡓࡵ㸪ᅗࡣୖ㠃ࡢ㑄⛣఩⨨ࢆ♧ࡋ࡚࠾ࡾ㑄⛣఩⨨
ࡀᚋ㏥ࡍࢀࡤ⮬↛ᒙὶຠᯝࡀ኱ࡁ࠸ࡇ࡜ࢆ♧ࡋ࡚࠸ࡿ㸬ึᮇᙧ≧࡛ࡣ๓⦕௜㏆࡟࠶ࡗࡓ㑄⛣఩⨨ࡀ᭱᪂
ᙧ≧࡛ࡣᚋ㏥ࡋ࡚࠾ࡾ㸪ண ࡋࡓ͆Target Cp͇࠾ࡼࡧᚑ᮶ࡢタィᡭἲ࡛ከ኱࡞᫬㛫࡜ປຊࢆせࡋࡓ
͆NEXST-1͇࡜ྠ➼ࡢຠᯝࡀᚓࡽࢀ࡚࠸ࡿࡇ࡜ࡀࢃ࠿ࡿ㸬
௨ୖࡢࡇ࡜࠿ࡽ㸪ᨵⰋࡉࢀࡓタィᡭἲࡣᑡ࡞࠸᫬㛫࡜ປຊ࡛⮬↛ᒙὶຠᯝࡀᚓࡽࢀࡿࡇ࡜ࡀ☜ㄆ࡛ࡁ
ࡓ㸬௒ᚋࡣᐇ㝿ࡢ᪑ᐈᶵ࡜ྠ➼ࡢ᮲௳࡛タィࢆ⾜࠺ணᐃ࡛࠶ࡿ㸬
㻌
0.05
Ͳ0.2
ึᮇᙧ≧
0
᭱᪂ᙧ≧
NEXSTͲ1
㼦㻔㼙㻕
㻯㼜
0
TargetCp
0.2
Ͳ0.05
Ͳ0.1
ึᮇᙧ≧
᭱᪂ᙧ≧
Ͳ0.15
NEXSTͲ1
Ͳ0.2
0.4
0.2
0.4
0.6
0.8
0.0
1
0.2
0.4
0.6
0.8
1.0
㼤㻛㼏
㼤㻛㼏
(a)⾲㠃ᅽຊศᕸ
(b)⩼᩿㠃ᙧ≧
ᅗ1 y/s=50%఩⨨࡟࠾ࡅࡿタィᒚṔ㸦M=2.0㸪 Ș=2deg)
㻝㻜㻜
㻥㻜
㻤㻜
⩼ᖹ㠃ᙧ
㻣㻜
ึᮇᙧ≧
㻢㻜
᭱᪂ᙧ≧
㻡㻜
㼥㻛㼟
0
㻺㻱㼄㻿㼀㻙㻝
㻠㻜
㼀㼍㼞㼓㼑㼠㻯㼜
㻟㻜
㻞㻜
㻝㻜
㻜
㻞
㻟
㻠
㻡
㻢
㻣
㻤
㼤㻔㼙㻕
ᅗ 2 ቃ⏺ᒙ㑄⛣ࡢண ఩⨨
-55-
This document is provided by JAXA.
HPC@JAXA2010
䠱䠬䠝䠟䠯䛻䜘䜛䝣䜯䞁㦁㡢ண 䛻㛵䛩䜛◊✲㻌
Fan Noise Simulation for Aircraft Engine Using UPACS
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸ᰴᘧ఍♫ IHI㸪ᴋ⏣┿ஓ([email protected])
◊✲ศᢸ⪅㸸◊✲㛤Ⓨᮏ㒊㸪㈡⃝㡰୍([email protected])
◊✲㛤Ⓨᮏ㒊㸪㔝ᓮ ⌮([email protected])
ᰴᘧ఍♫ IHI㸪ᅵᒇ┤ᮌ([email protected])
ᰴᘧ఍♫ IHI㸪ඣ⋢⚽࿴([email protected])
㻌 ィ⟬ࡢ┠ⓗ
኱つᶍCFDࡢィ⟬ࡀྍ⬟࡞UPACSࢆά⏝ࡋ㸪⯟✵࢚ࣥࢪࣥ⏝ࡢࣇ࢓ࣥ㦁㡢ࢆண ࡍࡿࡇ࡜ࢆ┠ⓗ࡜
ࡍࡿ㸬ᮏ◊✲࡛ᑐ㇟࡜ࡍࡿࣇ࢓ࣥ㦁㡢ࡣື⩼/㟼⩼㛫ࡢwake࡟ࡼࡿ⩼ิᖸ΅㡢࡛࠶ࡿ㸬
㻌 ◊✲ࡢᴫせ
㐣ཤ࡟ᐇ᪋ࡋࡓࣇ࢓ࣥ㦁㡢ᐇ㦂ࡢrigᙧែࢆᶍᨃࡋ㸪UPACSࢆ⏝࠸࡚ࣇ࢓ࣥ㦁㡢ࡢண ィ⟬ࢆᐇ᪋ࡋ
ࡓ㸬௒ᅇࡢᑐ㇟࡜ࡍࡿࣇ࢓ࣥ㦁㡢ࡣ㸪ື⩼/㟼⩼㛫ࡢ⩼ิᖸ΅㡢࡛࠶ࡾ㸪⩼ᯛᩘ࡟ࡼࡾⓎ⏕ࡍࡿ㡢㡪࣮ࣔ
ࢻࡀỴࡲࡿࡶࡢ࡛࠶ࡿ㸬ື⩼20ᯛ/㟼⩼30ᯛࡢrigᙧែ࡟࠾࠸࡚ࡣ㸪1BPF㦁㡢࡟ࡘ࠸࡚㸪࿘᪉ྥࡢ㡢㡪ࣔ
࣮ࢻࡣ-10ࡀⓎ⏕ࡍࡿ㸬ࡇࡢ㡢㡪࣮ࣔࢻࢆᑐ㇟࡟ண ィ⟬ࢆᐇ᪋ࡋࡓ㸬
࡞࠾㸪UPACS࡟ࡼࡿCFDゎᯒ࡟ࡘ࠸࡚ࡣ㸪ື⩼20ᯛ/㟼⩼30ᯛࡢ㛵ಀ࡛㸪1/10ࢭࢡࢱࡢࣔࢹࣝ㸪ࡍ࡞
ࢃࡕື⩼2ᯛ/㟼⩼3ᯛࡢࣔࢹࣝ࡟࡚㠀ᐃᖖ࡞ẁゎᯒࢆᐇ᪋ࡋࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
UPACSࢆ⏝࠸࡚኱つᶍCFDィ⟬ࢆᐇ᪋ࡋ㸪ࣇ࢓ࣥ㦁㡢ࢆண ࡋࡓ㸬㐣ཤࡢᐇ㦂⤖ᯝ࡜ࡢẚ㍑ࡼࡾ㸪
ጇᙜ࡞㦁㡢࡛ࣞ࣋ࣝண ࡀྍ⬟࡛࠶ࡿࡇ࡜ࢆ☜ㄆࡋࡓ㸬
ࡲࡓ㸪Ⓨ⏕ࡋࡓ㡢㡪࣮ࣔࢻ࡟ࡘ࠸࡚ࡶ㸪ࣇ࢓ࣥࢲࢡࢺෆ࡛ఏ᧛ࡍࡿ/ࡋ࡞࠸➼ࡶ⌮ㄽⓗ࡟ጇᙜ࡞ࡇ࡜ࢆ
☜ㄆࡋ㸪UPACSࢆ⏝࠸ࡓࣇ࢓ࣥ㦁㡢ࡢண ࡀྍ⬟࡞ࡇ࡜ࢆ☜ㄆ࡛ࡁࡓ㸬
ᅗ1 ື⩼/㟼⩼㛫࡛ࡢwakeࡢᵝᏊ㸦࢚ࣥࢺࣟࣆ࣮ศᕸᅗ㸧
-56-
This document is provided by JAXA.
HPC@JAXA2010
㻌
㻢㻚㻜㻱㻙㻜㻠
ᚄ᪉ྥ䝰䞊䝗䃛㻩㻜
ᚄ᪉ྥ䝰䞊䝗䃛㻩㻝
ᚄ᪉ྥ䝰䞊䝗䃛㻩㻞
ᚄ᪉ྥ䝰䞊䝗䃛㻩㻟
ᚄ᪉ྥ䝰䞊䝗䃛㻩㻠
ᚄ᪉ྥ䝰䞊䝗䃛㻩㻡
ᚄ᪉ྥ䝰䞊䝗䃛㻩㻢
↓ḟඖ䝰䞊䝗᣺ᖜ್
㻡㻚㻜㻱㻙㻜㻠
㻠㻚㻜㻱㻙㻜㻠
㻟㻚㻜㻱㻙㻜㻠
㻞㻚㻜㻱㻙㻜㻠
㻝㻚㻜㻱㻙㻜㻠
㻜㻚㻜㻱㻗㻜㻜
㻜㻚㻜㻢㻡
㻜㻚㻜㻣㻡
㻜㻚㻜㻤㻡
㻜㻚㻜㻥㻡
㍈᪉ྥ఩⨨㼇㼙㼉
㻜㻚㻝㻜㻡
㻌
ᅗ 2 ࣇ࢓ࣥࢲࢡࢺෆ࡛ࡢ㡢㡪࣮ࣔࢻࡢᵝᏊ(࿘᪉ྥ࣮ࣔࢻ=-10㸪1BPF)
㻌
-57-
This document is provided by JAXA.
HPC@JAXA2010
䜶䞁䝆䞁ඛ㐍ᮦᩱ䛾◊✲㻌
Application of Advanced Materials to Aircraft Engines
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ⎔ቃ㐺ᛂ࢚ࣥࢪࣥࢳ࣮࣒㸪໭ᲄṇᘯ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ᐇᶵ࢚ࣥࢪࣥ㒊ရࡢᛂຊゎᯒ
㻌 ◊✲ࡢᴫせ
ᐇᶵ࢚ࣥࢪࣥ㒊ရ࡟Ⓨ⏕ࡋ࡚࠸ࡿᦆയ࡟ࡘ࠸࡚㸪ᮦᩱ᳨ᰝࡸᩘ್ゎᯒ࡟ࡼࡿ୙ලྜゎᯒ࣭ࢹ࣮ࢱ࣮࣋
ࢫ໬ࢆ⾜ࡗ࡚࠸ࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᐇᶵ㧗ᅽࢱ࣮ࣅࣥࣈ࣮ࣞࢻࡢᛂຊゎᯒࢆ⾜࠺ࡓࡵ㸪2Dゎᯒࣔࢹࣝࡸ3Dゎᯒࣔࢹࣝࡢసᡂࢆ⾜ࡗ࡚࠸
ࡿ㸬
ᅗ1 ࢱ࣮ࣅࣥࣈ࣮ࣞࢻࡢ2Dࢪ࣓࢜ࢺࣜ
-58-
This document is provided by JAXA.
HPC@JAXA2010
ప䝋䝙䝑䜽䝤䞊䝮タィᴫᛕᐇドᶵ䠄㻿㻟㻯㻹䠅䛾✵ຊタィ㻌
Aerodynamic Design of the S-cube Concept Model(S3CM) as a low-boom concept demonstrator
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ㉸㡢㏿ᶵࢳ࣮࣒㸪∾㔝ዲ࿴([email protected])
◊✲ศᢸ⪅㸸⳻཭ࢩࢫࢸ࣒ࢬ㸦ᰴ㸧
㸪∾ᮏ༟ஓ ([email protected])
⳻཭ࢩࢫࢸ࣒ࢬ㸦ᰴ㸧
㸪኱ᖹၨ௓([email protected])
㻌 ィ⟬ࡢ┠ⓗ
⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ㉸㡢㏿ᶵࢳ࣮࣒ࡀ㐍ࡵ࡚࠸ࡿపࢯࢽࢵࢡࣈ࣮࣒タィᴫᛕᐇド㸦D-SEND㸧ࣉ
ࣟࢪ࢙ࢡࢺ࡟࠾࠸࡚㸪JAXAࡀಖ᭷ࡍࡿపࢯࢽࢵࢡࣈ࣮࣒タィࢥࣥࢭࣉࢺᐇドࡢࡓࡵ㸪✵୰ࣈ࣮࣒ィ ࢩࢫࢸ࣒࡟ࡼࡿ㧗ᗘ1km࡟࠾ࡅࡿࣈ࣮࣒ィ ࡟ࡼࡾࢯࢽࢵࢡࣈ࣮࣒పῶຠᯝࢆ☜ㄆྍ⬟࡞D-SEND#2
౪ヨయ㸦S3CM㸸S-cube Concept Model㸧ࡢタィࢆ⾜࠸㸪ᇶᮏタィᙧ≧ࢆᐃ⩏ࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
D-SEND#2ヨ㦂ࡣ㸪ᅗ1࡟♧ࡍᵝ࡟3ḟඖᶵయᙧ≧౪ヨయ㸦S3CM㸧ࢆᡂᒙᅪẼ⌫࡛㧗ᗘ⣙30km࠿ࡽ
ⴠୗࡉࡏ㸪⮬ᚊไᚚ㣕⾜࡟ࡼࡾィ ᆅⅬୖ✵ࡲ࡛ㄏᑟࡋࡓୖ࡛㸪౪ヨయࡀⓎ⏕ࡍࡿࢯࢽࢵࢡࣈ࣮࣒ࢆ✵
୰ࢯࢽࢵࢡࣈ࣮࣒ィ ࢩࢫࢸ࣒㸦ABBAࢩࢫࢸ࣒㸧࡟ࡼࡾᆅ⾲࠿ࡽ㧗ᗘ⣙1kmࡢ఩⨨࡛ほ ࡍࡿヨ㦂࡛
࠶ࡿ㸬S3CMࡣ඲㛗⣙8m㸪㔜㔞⣙1tonࡢ↓ே↓᥎ຊ⁥✵ᶵ࡛࠶ࡾ㸪JAXAࡀ◊✲㛤Ⓨࡋ࡚࠸ࡿపࢯࢽࢵ
ࢡࣈ࣮࣒タィࢥࣥࢭࣉࢺࢆ㐺⏝ࡋ࡚タィࡉࢀ㸪ࡑࡢ㐺⏝ຠᯝࢆᐇドࡍࡿࡇ࡜ࡀD-SEND#2ヨ㦂ࡢ┠ⓗ࡛
࠶ࡿࡓࡵ㸪ᮏ◊✲࡛ࡣJAXAࡀ᭷ࡍࡿࢯࢽࢵࢡࣈ࣮࣒᥎⟬ᢏ⾡ཬࡧCFD᭱㐺タィᢏ⾡ࢆά⏝ࡋ㸪పࣈ࣮
࣒ຠᯝࢆ☜ㄆࡋ࠺ࡿᶵయᙧ≧ࡢタィࢆ⾜࠺㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
D-SEND#2ᇶᮏタィ࡟࠾࠸࡚㸪JAXAࡀಖ᭷ࡍࡿపࢯࢽࢵࢡࣈ࣮࣒ࢥࣥࢭࣉࢺࢆ㐺⏝ࡍࡿ࡜࡜ࡶ࡟㸪
◊✲㛤Ⓨࢆ㐍ࡵ࡚࠸ࡿCFD᭱㐺タィᢏ⾡ࢆά⏝ࡋ࡚S3CMࡢᇶᮏタィᙧ≧ࢆᐃ⩏ࡋࡓ㸦ᅗ2㸧
㸬ᶵ㤳㒊࡟
ࡣJAXAࡀ᪥ᮏ࡜⡿ᅜ࡛≉チࢆಖ᭷ࡋ࡚࠸ࡿ㠀㍈ᑐ⛠పࣈ࣮࣒ᶵ㤳ᙧ≧㸦≉チ➨3855064ྕ㸧ࢆ㐺⏝ࡋ㸪
ୗ㠃࡟ฝ࣭ୖ㠃࡟พࡢᙧ≧࡜ࡍࡿࡇ࡜࡛ప᢬ᢠ࡜పࣈ࣮࣒ࡢ୧❧ࢆᅗࡗ࡚࠸ࡿ㸬୺⩼ᖹ㠃ᙧࡣタィᮇ㛫
▷⦰ࡢࡓࡵ㸪㟼⢔㉸㡢㏿◊✲ᶵ㸦S3TD㸧࡜㢮ఝ࡜ࡍࡿࡇ࡜࡛S3TDࡢᇶᮏタィᡂᯝࢆ᭱኱㝈ά⏝ࡋࡓ㸬
୍᪉㸪୺⩼Warpタィࡣᕠ⯟ࢺ࣒ࣜ᮲௳ୗ࡛ࡢప᢬ᢠ㸭పࣈ࣮࣒ከ┠ⓗ᭱㐺タィࢆᐇ᪋ࡋ࡚Ỵᐃࡋࡓ㸬୺
⩼ྲྀ௜ゅ࡜ෆ⩼᤬ࡾゅ㸪ෆ⩼࢟ࣕࣥࣂࢆタィኚᩘ࡜ࡋ࡚Euler CFDゎᯒ࡟ࡼࡾࢧࣥࣉࣝಶయࡢ✵ຊ≉ᛶ
ཬࡧࣈ࣮࣒≉ᛶࢆ᥎⟬ࡋ㸪ࡑࡢ⤖ᯝࢆඖ࡟సᡂࡋࡓKriging᭤㠃ୖ࡛ከ┠ⓗ᭱㐺タィࢆᐇ᪋ࡋࡓ⤖ᯝ࡜ࡋ
࡚୺⩼⩼ᆺࢆỴᐃࡋࡓ㸬ᚋ⬗㒊ཬࡧỈᖹᑿ⩼タィ࡟ࡣ㸪JAXAࡀ≉チฟ㢪ࡋ࡚࠸ࡿᚋ➃ࢯࢽࢵࢡࣈ࣮࣒
పῶࢥࣥࢭࣉࢺ㸦≉㛤2009-12686㸧ࢆ㐺⏝ࡋ㸪ᚋ⬗㒊ୗ㠃ࡢฝ㒊ཬࡧ㏫࢟ࣕࣥࣂࢆࡘࡅࡓỈᖹᑿ⩼࡟ࡼ
ࡾᚋ➃ࢯࢽࢵࢡࣈ࣮࣒పῶ໬࡜ࢺ࣒ࣜ≉ᛶࡢ୧❧ࡀᐇ⌧ࡉࢀ࡚࠸ࡿ㸬
-59-
This document is provided by JAXA.
HPC@JAXA2010
Separation@Alt=30km
GPS
Mach1.3,50degDive
Telemetry
Command
LowͲBoomSignature
ABBASystem@Alt=1km
BoomMeasurementSystem(BMS)
ᅗ 1 D-SEND#2 ヨ㦂ᴫせ㻌
㻌
㠀㍈ᑐ⛠ప䝤䞊䝮ᶵ㤳
ప䝤䞊䝮䠋ప᢬ᢠከ┠ⓗ᭱㐺Warp୺⩼
ᚋ⬗ᥭຊ㠃䠋㏫䜻䝱䞁䝞Ỉᖹᑿ⩼
1.80
1.2
⣔ิ1
1
⣔ิ2
1.75
0.8
⣔ิ3
0.6
⣔ิ4
⣔ิ5
1.70
0.4
1.65
Ͳ20
0
Ͳ0.2
⣔ิ6
0.2
⣔ิ7
0
⣔ิ8
20
40
60
80
100
120
140
160
180
200
220
Boom
MinͲMax
[psf]
⣔ิ11
Ͳ0.6
1.60
⣔ิ9
⣔ิ10
Ͳ0.4
⣔ิ12
Ͳ0.8
⣔ิ13
Ͳ1
1.55
1.50
Kriging㏆ఝ᭱㐺ゎ⩌
1.45
䝃䞁䝥䝸䞁䜾ホ౯Ⅼ
㻞㻚㻜㻌
S3CMᇶᮏタィᙧ≧
㻝㻚㻤㻌
㻝㻚㻢㻌
㻝㻚㻠㻌
1.40
㻝㻚㻞㻌
㻝㻚㻜㻌
㻜㻚㻜㻝㻝㻠㻌
㻜㻚㻤㻌
㻜㻚㻜㻝㻝㻡㻌
㻜㻚㻜㻝㻝㻢㻌
㻜㻚㻜㻝㻝㻣㻌
㻜㻚㻜㻝㻝㻤㻌
㻜㻚㻜㻝㻝㻥㻌
㻜㻚㻜㻝㻞㻜㻌
㻜㻚㻜㻝㻞㻝㻌
㻜㻚㻜㻝㻞㻞㻌
㻜㻚㻜㻝㻞㻟㻌
㻜㻚㻜㻝㻞㻠㻌
㻜㻚㻢㻌
㻜㻚㻠㻌
CDp@CLdes_trimed
㻜㻚㻞㻌
㻜㻚㻜㻌
㻝㻡㻌
㻞㻜㻌
㻞㻡㻌
㻟㻜㻌
㻟㻡㻌
㻠㻜㻌
≉チබ㛤2009-12686
≉チ➨3855064ྕ
㻌
ᅗ 2 S3CM ᇶᮏタィࡢᴫせ
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ཱྀ㢌Ⓨ⾲
1) ∾㔝ዲ࿴㸪∾ᮏ༟ஓ㸪▼ᕝᩗᥖ㸪
ࠕᡂᒙᅪẼ⌫ࢆ⏝࠸ࡓపࢯࢽࢵࢡࣈ࣮࣒ᐇドヨ㦂(D-SEND)ࡢ✵ຊᙧ
≧タィࠖ➨ 48 ᅇ㣕⾜ᶵࢩ࣏ࣥࢪ࣒࢘㸪2010 ᖺ 12 ᭶㸬
-60-
This document is provided by JAXA.
HPC@JAXA2010
ప䝋䝙䝑䜽䝤䞊䝮タィᴫᛕᐇドᶵ䠄㻿㻟㻯㻹䠅䛾✵ຊゎᯒ㻌
Aerodynamic Analysis of the S-cube Concept Model(S3CM)
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ㉸㡢㏿ᶵࢳ࣮࣒㸪∾㔝ዲ࿴([email protected])
◊✲ศᢸ⪅㸸୕ྥࢯࣇࢺ࢙࢘࢔㛤Ⓨᰴᘧ఍♫㸪▼ᕝᩗᥖ([email protected])
୕ྥࢯࣇࢺ࢙࢘࢔㛤Ⓨᰴᘧ఍♫㸪⟍⏤㔛Ꮚ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ㉸㡢㏿ᶵࢳ࣮࣒ࡀ㐍ࡵ࡚࠸ࡿపࢯࢽࢵࢡࣈ࣮࣒タィᴫᛕᐇド㸦D-SEND㸧ࣉ
ࣟࢪ࢙ࢡࢺ࡟࠾࠸࡚㸪D-SEND#2౪ヨయ㸦S3CM㸸S-cube Concept Model㸧ࡢࢯࢽࢵࢡࣈ࣮࣒≉ᛶࢆ᥎
⟬ࡋ㸪పࢯࢽࢵࢡࣈ࣮࣒タィᴫᛕࡢᐇドྍ⬟ᛶࢆ☜ㄆࡍࡿ࡜࡜ࡶ࡟㸪⮬ᚊไᚚ㣕⾜ྍ⬟ᛶࢆホ౯ࡍࡿࡓ
ࡵ࡟✵ຊ≉ᛶࢆホ౯ࡍࡿࡓࡵࡢCFDゎᯒࢆᐇ᪋ࡋ㸪✵ຊࢹ࣮ࢱࣃࢵࢣ࣮ࢪࢆᩚഛࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡍ
ࡿ㸬
㻌 ◊✲ࡢᴫせ
D-SEND#2ヨ㦂ࡣ㸪3ḟඖᶵయᙧ≧౪ヨయ㸦S3CM㸧ࢆᡂᒙᅪẼ⌫࡛㧗ᗘ⣙30km࠿ࡽⴠୗࡉࡏ㸪⮬ᚊ
ไᚚ㣕⾜࡟ࡼࡾィ ᆅⅬୖ✵ࡲ࡛ㄏᑟࡋࡓୖ࡛㸪౪ヨయࡀⓎ⏕ࡍࡿࢯࢽࢵࢡࣈ࣮࣒ࢆ✵୰ࢯࢽࢵࢡࣈ࣮
࣒ィ ࢩࢫࢸ࣒࡛ほ ࡋ࡚ࡑࡢపࢯࢽࢵࢡࣈ࣮࣒タィࢥࣥࢭࣉࢺࢆ☜ㄆࡍࡿヨ㦂࡛࠶ࡿ㸬ᮏ◊✲࡛ࡣࡑ
ࡢࢯࢽࢵࢡࣈ࣮࣒≉ᛶࢆ㧗⢭ᗘ㏆ഐሙᅽຊἼᙧ᥎⟬ࢶ࣮ࣝࢆ⏝࠸࡚᥎⟬ࡋ㸪పࣈ࣮࣒ࢥࣥࢭࣉࢺࡢᐇド
ྍ⬟ᛶࢆ☜ㄆࡍࡿ㸬ࡲࡓ㸪S3CMࡢ✵ຊᛶ⬟ࢆCFDゎᯒ࡟ࡼࡾ᥎⟬ࡋ㸪⮬ᚊไᚚ㣕⾜⬟ຊࢆホ౯ࡍࡿࡓ
ࡵࡢ✵ຊࣔࢹࣝࢆᩚഛࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
D-SEND#2ᇶᮏタィ࡟࠾࠸࡚㸪S3CMࡣJAXAࡢపࢯࢽࢵࢡࣈ࣮࣒タィࢥࣥࢭࣉࢺࢆ㐺⏝ࡋ࡚タィࡉ
ࢀࡓࡀ㸪タィ᫬࡟ࡣࢩࣥࢢࣝࣈࣟࢵࢡᵓ㐀᱁Ꮚ࡟ࡼࡿEuler CFDゎᯒ࡛᥎⟬ࡉࢀࡓ㏆ഐሙᅽຊἼᙧࢆࡶ
࡜࡟ࢯࢽࢵࢡࣈ࣮࣒Ἴᙧࢆ᥎⟬ࡋ࡚࠸ࡓ㸬ࡑࡢ㝿㸪ᶵయୗ᪉࡬ఏ᧛ࡍࡿࢯࢽࢵࢡࣈ࣮࣒࡟୚࠼ࡿᙳ㡪ࡣ
ᑠࡉ࠸࡛࠶ࢁ࠺࡜࠸࠺ࡇ࡜࡛ᆶ┤ᑿ⩼ࡣ↓どࡋ࡚᥎⟬ࢆ⾜ࡗ࡚࠸ࡓࡇ࡜ࡶ࠶ࡾ㸪D-SEND#2ヨ㦂࡟ࡼࡗ
࡚పࣈ࣮࣒ࢥࣥࢭࣉࢺࡀᐇドྍ⬟࡛࠶ࡿࡇ࡜ࢆ☜ㄆࡍࡿ࡟ࡣ㸪ࡼࡾ㧗⢭ᗘ࡞᥎⟬ࢶ࣮ࣝ࡟ࡼࡗ࡚タィ᳨
ドࢆ⾜࠺ᚲせࡀ࠶ࡗࡓ㸬ࡑࡇ࡛2009ᖺᗘ࡟JAXA࡛ᩚഛࡋࡓ㠀ᵓ㐀㸭ᵓ㐀㔜ྜ᱁Ꮚἲࢆ⏝࠸ࡓ㏆ഐሙᅽ
ຊἼᙧゎᯒࢆᐇ᪋ࡋࡓ㸬㠀ᵓ㐀㸭ᵓ㐀㔜ྜ᱁Ꮚἲࡣᶵయ࿘ᅖ࡛ࡣ」㞧ᙧ≧࡬ࡢᑐᛂ࡟ඃࢀࡓ㠀ᵓ㐀᱁Ꮚ
ἲ㸦TAS㸧ࢆ⏝࠸࡚ゎࡁ㸪ᶵయ࠿ࡽ㞳ࢀࡓሙᡤ࡛ࡣ⾪ᧁἼᤕ⋓࡟ඃࢀࡓ࣐ࣝࢳࣈࣟࢵࢡᵓ㐀᱁Ꮚἲ
㸦UPACS㸧ࢆ⏝࠸࡚ゎࡃᡭἲ࡛㸪୧ࢶ࣮ࣝࡢ࢖ࣥࢱ࣮ࣇ࢙࣮ࢫ㒊࡛ࡣ≀⌮㔞⿵㛫࡟ࡼࡗ࡚㐃⥆ᛶࢆ☜ಖ
ࡍࡿࡶࡢ࡛࠶ࡿ㸬ᅗ1࡟S3CMࢆ㠀ᵓ㐀㸭ᵓ㐀㔜ྜ᱁Ꮚἲ࡛ゎ࠸ࡓ⤖ᯝࡢᴫせࢆ♧ࡍࡀ㸪ᮏゎᯒ࡟ࡼࡾᇶ
ᮏタィ࡟࠾ࡅࡿపࢯࢽࢵࢡࣈ࣮࣒タィࡢጇᙜᛶࡀ᳨ドࡉࢀࡓ㸬୍᪉㸪タィ᮲௳࡛Ⓨ⏕ࡍࡿࢯࢽࢵࢡࣈ࣮
࣒ࢆほ ࡍࡿࡓࡵ࡟ࡣ㸪Ẽ⌫࠿ࡽศ㞳ࡉࢀࡓS3CMࢆ⮬ᚊ㣕⾜࡟࡚ࢯࢽࢵࢡࣈ࣮࣒ィ ࢩࢫࢸ࣒ୖ✵ࡲ
࡛ㄏᑟࡍࡿᚲせࡀ࠶ࡾ㸪ࡑࡢㄏᑟไᚚタィࡢࡓࡵࡢ✵ຊ≉ᛶࣔࢹࣝᵓ⠏࡟ࡣCFDゎᯒᢏ⾡ࢆ᭱኱㝈ά⏝
ࡋࡓ㸬ᇶᮏ⦪≉ᛶࡣFig.2࡟♧ࡍᵝ࡟TAS NSゎᯒࢆ⏝࠸࡚᥎⟬ࡋ㸪ᶓ≉ᛶࡸ⯦ຠࡁ≉ᛶࡣTranairࢆ⏝࠸
ࡓࣇ࣏ࣝࢸࣥࢩࣕࣝゎᯒ࡟ࡼࡾ᥎⟬ࡋࡓ㸬ࡇࢀࡽCFD᥎⟬࡟ࡼࡾồࡵࡽࢀࡓ✵ຊ≉ᛶࢆS3CM✵ຊࢹ࣮
ࢱࣃࢵࢣ࣮ࢪ࡜ࡋ࡚ࡲ࡜ࡵࡓ㸬
-61-
This document is provided by JAXA.
HPC@JAXA2010
㻺㼑㼍㼞㻌㼒㼑㼕㼘㼐㻌㼜㼞㼑㼟㼟㼡㼞㼑㻌㼟㼕㼓㼚㼍㼠㼡㼞㼑㻌㻔㻴㻛㻸㻩㻞㻕
㻜㻚㻜㻝㻡㻌
㻜㻚㻜㻝㻜㻌
㻜㻚㻤㻌
䝅䞁䜾䝹䝤䝻䝑䜽ᵓ㐀᱁Ꮚ
㻜㻚㻢㻌
㻯㼜
㻜㻚㻜㻜㻜㻌
㻞㻚㻜㻌
㻞㻚㻡㻌
㻟㻚㻜㻌
㻟㻚㻡㻌
㻜㻚㻞㻌
㻜㻚㻜㻌
㻙㻜㻚㻞㻌㻙㻝㻜㻌
㻜㻌
㻝㻜㻌
㻞㻜㻌
㻟㻜㻌
㻠㻜㻌
㻡㻜㻌
㻙㻜㻚㻠㻌
㻙㻜㻚㻜㻝㻜㻌
㻙㻜㻚㻢㻌
㻙㻜㻚㻜㻝㻡㻌
㻙㻜㻚㻜㻞㻜㻌
㼁㻼㻭㻯㻿㻛㼀㻭㻿㔜ྜ᱁Ꮚ
䝅䞁䜾䝹䝤䝻䝑䜽ᵓ㐀᱁Ꮚ
㻜㻚㻠㻌
㻜㻚㻜㻜㻡㻌
㻙㻜㻚㻜㻜㻡㻌 㻝㻚㻡㻌
㻿㼛㼚㼕㼏㻌㼎㼛㼛㼙
㻝㻚㻜㻌
㼁㻼㻭㻯㻿㻛㼀㻭㻿㔜ྜ᱁Ꮚ
㻰㻼㻔㼜㼟㼒㻕
㻜㻚㻜㻞㻜㻌
㻙㻜㻚㻤㻌
㻙㻝㻚㻜㻌
㼄㻛㻸
㼀㼕㼙㼑㻔㼙㼟㻕
ᅗ 1 D-SEND#2 పࢯࢽࢵࢡࣈ࣮࣒タィ᳨ド㻌
㻌
㻌
ᅗ 2 S3CM ✵ຊ≉ᛶ᥎⟬㸦NS ゎᯒ⤖ᯝ㸧
㻌
-62-
This document is provided by JAXA.
HPC@JAXA2010
ᵓ㐀䠋㠀ᵓ㐀㔜ྜ᱁Ꮚἲ䜢⏝䛔䛯䝁䞁䝁䝹䝗ᶍᨃᙧ≧䛾䝋䝙䝑䜽䝤䞊䝮ゎᯒ㻌
Sonic-boom analysis of a Concorde type airplane using structured/unstructured overset grids method
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ㉸㡢㏿ᶵࢳ࣮࣒㸪∾㔝ዲ࿴([email protected])
◊✲ศᢸ⪅㸸୕ྥࢯࣇࢺ࢙࢘࢔㛤Ⓨᰴᘧ఍♫㸪▼ᕝᩗᥖ([email protected])
୕ྥࢯࣇࢺ࢙࢘࢔㛤Ⓨᰴᘧ఍♫㸪⟍⏤㔛Ꮚ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ㉸㡢㏿ᶵࢳ࣮࣒ࡀ㐍ࡵ࡚࠸ࡿ㟼⢔㉸㡢㏿ᶵᢏ⾡ࡢ◊✲㛤Ⓨ࡟࠾࠸࡚㸪పࢯࢽ
ࢵࢡࣈ࣮࣒タィᢏ⾡ࡢ᰾࡜࡞ࡿࢯࢽࢵࢡࣈ࣮࣒᥎⟬ࡢࡓࡵ࡟㛤Ⓨࡋࡓᵓ㐀㸭㠀ᵓ㐀㔜ྜ᱁Ꮚἲ࡟ࡼࡿ㧗
⢭ᗘ㏆ഐሙᅽຊἼᙧ᥎⟬ᢏ⾡ࢆ᳨ドࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
㉸㡢㏿ᶵࡀⓎ⏕ࡍࡿࢯࢽࢵࢡࣈ࣮࣒ࢆ᥎⟬ࡍࡿ࡟ࡣ㸪ᶵయࡀⓎ⏕ࡍࡿ⾪ᧁἼ࡟ࡼࡿᶵయ㏆ഐሙ࡛ࡢᅽ
ຊἼᙧࢆṇ☜࡟᥎⟬ࡋ㸪ࡑࡢἼᙧࢆ㛗㊥㞳㠀⥺ᙧ㡢㡪ఏ᧛ゎᯒࢶ࣮ࣝ࡟ࡼࡾᆅୖࡲ࡛እᤄࡍࡿᚲせࡀ࠶
ࡿ㸬ᶵయ㏆ഐሙ࡟࠾ࡅࡿᅽຊἼᙧࢆṇ☜࡟᥎⟬ࡍࡿ࡟ࡣ㸪」㞧࡞ᶵయᙧ≧࿘ࡾࡢὶࢀሙࢆṇ☜࡟ゎࡃ࡜
ྠ᫬࡟㸪ᶵయ࠿ࡽ㞳ࢀࡓሙᡤ࡛ࡢ⾪ᧁἼࡶṇ☜࡟ᤕ࠼ࡿᚲせࡀ࠶ࡿ㸬ࡑࡇ࡛JAXA࡛ࡣᶵయ࿘ᅖࡣ」㞧
ᙧ≧ࡢ⾲⌧࡟㐺ࡋࡓ㠀ᵓ㐀᱁Ꮚ࣮࣋ࢫࡢTASࢶ࣮ࣝࢆ⏝࠸㸪ᶵయ࠿ࡽ㞳ࢀࡓሙᡤ࡛ࡣ⾪ᧁἼᤕ⋓ᛶ⬟࡟
ඃࢀࡓᵓ㐀᱁Ꮚ࣮࣋ࢫࡢUPACSࢆ⏝࠸ࡿᵓ㐀㸭㠀ᵓ㐀㔜ྜ᱁Ꮚἲࢆ㛤Ⓨࡋࡓ㸬ᮏ◊✲࡛ࡣࡇࡢ㏆ഐሙᅽ
ຊἼᙧ᥎⟬ࢶ࣮ࣝࢆ⏝࠸ࡓࢯࢽࢵࢡࣈ࣮࣒᥎⟬⢭ᗘࢆ᳨ドࡍࡿࡓࡵ࡟㸪ࢯࢽࢵࢡࣈ࣮࣒ᙉᗘࡀ▱ࡽࢀ࡚
࠸ࡿ㉸㡢㏿᪑ᐈᶵࢥࣥࢥࣝࢻࡢᶍᨃᙧ≧ࡢࢯࢽࢵࢡࣈ࣮࣒᥎⟬ࢆᐇ᪋ࡋබ㛤ࡉࢀ࡚࠸ࡿィ ࢹ࣮ࢱ࡜ࡢ
ẚ㍑ࢆ⾜ࡗࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᮏ◊✲࡛ࡣᵓ㐀㸭㠀ᵓ㐀㔜ྜ᱁Ꮚἲ࡟ࡼࡿᆅୖࢯࢽࢵࢡࣈ࣮࣒ᙉᗘࡢ᥎⟬ᑐ㇟ࢆ➨1ୡ௦SSTࡢ௦⾲
࡛࠶ࡿࢥࣥࢥࣝࢻࢆᶍᨃࡋࡓࢥࣥࢥࣝࢻᶍᨃᙧ≧࡜ࡋࡓ㸬ࡓࡔࡋࢥࣥࢥࣝࢻࡢヲ⣽࡞ᙧ≧ࢹ࣮ࢱࡣ㠀බ
㛤࡛࠶ࡿࡓࡵ㸪㛵㐃ࡍࡿᩥ⊩ࡢᢏ⾡ⓗෆᐜࢆᇶ࡟ࢥࣥࢥࣝࢻ࡟㏆࠸ᙧ≧ࢆ⊂⮬࡟タィࡋࡓࡓࡵ͆ࢥࣥࢥ
ࣝࢻᶍᨃᙧ≧͇࡜࿧ࡪ㸬ࡇࡢࢥࣥࢥࣝࢻᶍᨃᙧ≧ࡢ୺࡞ㅖඖࡣ඲㛗62m㸪⩼ᖜ25.56m㸪࢔ࢫ࣌ࢡࢺẚ1.6
࡛ᕠ⯟࣐ࢵࣁᩘࡣ2.0࡛࠶ࡿ㸬ᶵయ㏆ഐ࡛ࡢゎᯒ⤖ᯝཬࡧᶵయ㛗ࡢ2ಸୗ᪉㸦H/L=2.0㸧࡟࠾ࡅࡿᅽຊἼ
ᙧࢆᅗ1࡟♧ࡍ㸬ᮏゎᯒ⤖ᯝࢆᚓࡿࡲ࡛࡟㸪㠀ᵓ㐀᱁Ꮚࡢᐦᗘឤᗘゎᯒ㸪ᵓ㐀᱁Ꮚࡢᐦᗘឤᗘゎᯒ㸪ཬࡧ
ᵓ㐀㸭㠀ᵓ㐀᱁Ꮚ㛫ࡢ࢖ࣥࢱ࣮ࣇ࢙࣮ࢫ㠃ࡢ᳨ウࢆᐇ᪋ࡋ㸪ࡑࢀࡒࢀ㐺ษ࡜⪃࠼ࡽࢀࡿタᐃ࡛ゎᯒࢆᐇ
᪋ࡋ࡚࠸ࡿ㸬ࡇࡢ㏆ഐሙᅽຊἼᙧࢆධຊἼᙧ࡜ࡋ࡚㛗㊥㞳㠀⥺ᙧ㡢㡪ఏ᧛ゎᯒࢶ࣮ࣝࡢ1ࡘ࡛࠶ࡿ
Thomasἲࢆ⏝࠸࡚ᆅୖ࡟࠾ࡅࡿࢯࢽࢵࢡࣈ࣮࣒ᅽຊἼᙧࢆ᥎⟬ࡍࡿ㸬බ㛤ࡉࢀ࡚࠸ࡿࢥࣥࢥࣝࢻࡢࢯ
ࢽࢵࢡࣈ࣮࣒ᙉᗘࢹ࣮ࢱࡢ࠺ࡕ㸪㣕⾜᮲௳ࡀグ㍕ࡉࢀ࡚࠸ࡿࡶࡢ࡜ࡋ࡚NASA Fact Sheetࡢࢹ࣮ࢱ࡜ᩥ
⊩ࡢࢫ࢟ࣕࣥࢹ࣮ࢱࢆẚ㍑ᑐ㇟࡟㑅ࢇࡔ㸬Fig.2࡟ࡑࡢẚ㍑ࢆ♧ࡍࡀ㸪NASA Fact Sheetࡢ㣕⾜᮲௳
㸦M=2.0㸪 H=52㸪000ft㸧࡛Ỉᖹᐃᖖ㣕⾜㸦CL=0.1㸧ࡋ࡚࠸ࡿ࡜௬ᐃࡋࡓ᥎⟬್ࡣඛ➃ࣆ࣮ࢡ࡛⣙1.9psf
㸦ᆅ㠃཯ᑕಀᩘࡣ⤒㦂್࡛࠶ࡿKR=1.9ࢆ౑⏝㸧࡜࡞ࡾFact Sheetࡢ್࡜࡯ࡰ୍⮴ࡋࡓ㸬ࡶ࠺1ࡘࡢᩥ⊩
ࢹ࣮ࢱ࡛ࡣ㣕⾜㧗ᗘ㸦H=45㸪000ft㸧ࡢࡳࡀグ㍕ࡉࢀ࡚࠸ࡓࡀ㸪M=2.0㸪CL=0.1ࡢỈᖹᐃᖖ㣕⾜ࢆ௬ᐃ
ࡋ࡚᥎⟬ࡋࡓ᥎⟬ᆅୖἼᙧ㸦KR=1.9㸧ࡣ㸪ࢫ࢟ࣕࣥࡋࡓἼᙧ࡜ඛ➃ࣆ࣮ࢡ್࡛ࡣⰋࡃ୍⮴ࡋࡓ㸬ࡓࡔࡋ
ᚋ➃ࣆ࣮ࢡ್ཬࡧἼᙧࡢᣢ⥆᫬㛫ࢆᑠࡉࡃ᥎⟬ࡋ࡚࠾ࡾ㸪ࡑࡢཎᅉࡀᮏ᥎⟬ࢶ࣮ࣝ࡟ࡼࡿ㏆ഐሙᅽຊἼ
ᙧ᥎⟬⢭ᗘ࡟࠶ࡿࡢ࠿㸪ࢥࣥࢥࣝࢻᶍᨃᙧ≧࡜ᐇᶵ࡜ࡢᙧ≧ࡢ┦㐪㸪࠶ࡿ࠸ࡣࣇ࣮ࣟࢫ࣮ࣝࢼࢭࣝࡢྲྀ
ࡾᢅ࠸࡟㉳ᅉࡍࡿࡢ࠿ࡣุ᩿࡛ࡁ࡞࠸㸬
-63-
This document is provided by JAXA.
HPC@JAXA2010
㐺ษ䛺㠀ᵓ㐀᱁Ꮚᐦᗘ
㐺ษ䛺ᵓ㐀᱁Ꮚᐦᗘ
㐺ษ䛺䜲䞁䝍䞊䝣䜵䞊䝇㠃タᐃ
H/L=2.0
ᅗ 1 ࢥࣥࢥࣝࢻᶍᨃᙧ≧ᶵయ㏆ഐሙゎᯒ⤖ᯝ㻌
ԥP(psf)
㻌
2.5
2
1.5
1
0.5
0
Ͳ0.5
Ͳ1
Ͳ1.5
Ͳ2
1.94psf 䠄KR=1.9䠅
Concorde: 1.94psf
M=2.0, 52,000f t
䠄NASA Fact Sheet䠅
H=15.8km(52000ft)
Ͳ50
50
150
Time(ms)
250
3
2
1
0
Ͳ1
Ͳ2
H=13.7km(45000ft)
Ͳ3
Ͳ50
0
50
100
150
200
250
300
ᅗ 2 ࢥࣥࢥࣝࢻᶍᨃᙧ≧ࢯࢽࢵࢡࣈ࣮࣒᥎⟬⤖ᯝ
㻌
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) ▼ᕝᩗᥖ㸪∾㔝ዲ࿴㸪ྜྷ⏣᠇ྖ㸪኱ᖹၨ௓㸪
ࠕᵓ㐀㸭㠀ᵓ㐀㔜ྜ᱁Ꮚἲࢆ⏝࠸ࡓࢥࣥࢥࣝࢻᶍᨃᙧ≧ࡢ
ࢯࢽࢵࢡࣈ࣮࣒ゎᯒࠖὶయຊᏛㅮ₇఍㸭ANSS2010㸪2010 ᖺ 6 ᭶㸬
-64-
This document is provided by JAXA.
HPC@JAXA2010
䝣䜯䞁䝎䜽䝖ෆ㠀ᐃᖖὶ䜜ゎᯒ㻌
Unsteady Flow Simulation in Fan Duct
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊㸪㔝ᓮ ⌮([email protected])
◊✲ศᢸ⪅㸸⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ㸪ᒣ᰿ ᩗ([email protected])
ᰴᘧ఍♫࢚࢖࣭࢚ࢫ࣭࢔࢖⥲◊㸪▼ᒣ Ẏ([email protected])
ᰴᘧ఍♫ IHI㸪኱ᗞⰾ๎([email protected])
ᰴᘧ఍♫ IHI㸪ᴋ⏣┿ஓ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ࢱ࣮࣎ࣇ࢓࢚ࣥࣥࢪࣥࡢࣇ࢓ࣥࢲࢡࢺෆὶࢀ࡟࠾࠸࡚㸪ࢲࢡࢺෆ࡟㓄⨨ࡉࢀࡿࣃ࢖ࣟࣥࡀࣇ࢓ࣥ᥎㐍
ᛶ⬟࡟ཬࡰࡍᙳ㡪ࢆㄪ࡭ࡿ㸬
㻌 ◊✲ࡢᴫせ
NEDOࠕ⎔ቃ㐺ᛂᆺᑠᆺ⯟✵ᶵ⏝࢚ࣥࢪࣥ◊✲㛤Ⓨ࡛ࠖ◊✲㛤Ⓨ୰ࡢ࢚ࣥࢪࣥ⏝ࢼࢭࣝࢆタィࡍࡿ࠺
࠼࡛ᚲせ࡜࡞ࡿ㸪ࣇ࢓ࣥࢲࢡࢺᙧ≧ࡀ᥎㐍ຠ⋡࡟ཬࡰࡍᙳ㡪ࢆ CFD ࡛ண ࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ࣇ࢓ࣥື⩼ࡢኚᙧ࡜࡜ࡶ࡟⛣ືኚᙧࡍࡿィ⟬᱁Ꮚ࡜ࡑࢀ࡟㐺ྜࡍࡿᩘ್ィ⟬ἲࢆ⏝࠸㸪JAXA 㑄㡢㏿
ࣇ࢓ࣥヨ㦂ᶵ࡟ࡘ࠸࡚ᅇ㌿ᩘࡸ⫼ᅽࢆࣃ࣓࣮ࣛࢱ࡜ࡍࡿࣇࣛࢵࢱ≉ᛶࡢኚ໬ࢆ࡝࠺ࡍ࠺ࡕࢩ࣑࣮ࣗࣞࢩ
ࣙࣥ࡟ࡼࡾㄪᰝࡋࡓ㸬ື⩼ࢳࢵࣉࢡࣜ࢔ࣛࣥࢫࡸᚋ⨨㟼⩼ิࡢ᭷↓࡟ࡼࡿࣇࣛࢵࢱ≉ᛶࡢኚ໬࡟ࡘ࠸࡚
ࡶࢣ࣮ࢫࢫࢱࢹ࢕࡟ࡼࡾㄪᰝࢆ⾜ࡗࡓ㸬
ᅗ 2 ࣃ࢖ࣟࣥୖὶࡢ඲ᅽᦆኻศᕸ㻌
ᅗ 1 ࣃ࢖ࣟࣥ࿘ࡾࡢὶࢀ㸦ὶ⥺㸧
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) Unsteady Three-dimensional Simulation Research of Fan-OGV-Strut-Pylon Interaction in
Japanese ECO Engine Project㸪 Y. OOBA㸪 T. MUROOKA 㸪T. YAMANE㸪 O. NOZAKI and T.
ISHIYAMA
-65-
This document is provided by JAXA.
HPC@JAXA2010
ᾮ⭷ᘧẼὶᄇᑕᘚ䛻䛚䛡䜛䝇䝽䞊䝷ゅ䛜ᄇ㟝≉ᛶ䛻୚䛘䜛ᙳ㡪㻌
Effects of Swirl Angle on Spray Characteristics of Annular-Liquid-Film-Type Airblast Atomizers
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊 ࢪ࢙ࢵࢺ࢚ࣥࢪࣥᢏ⾡◊✲ࢭࣥࢱ࣮㸪㔝ᓮ ⌮([email protected])
◊✲ศᢸ⪅㸸⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ⎔ቃ㐺ᛂ࢚ࣥࢪࣥࢳ࣮࣒㸪ᒣཱྀ೺ኴ([email protected])
ᰴᘧ఍♫࢚࢖࣭࢚ࢫ࣭࢔࢖⥲◊㸪୰ᮧ┤⣖([email protected])
ᰴᘧ఍♫࢚࢖࣭࢚ࢫ࣭࢔࢖⥲◊㸪㣤㔝῟([email protected])
ᰴᘧ఍♫ᩘ್ࣇ࣮ࣟࢹࢨ࢖ࣥ㸪ᙇ ఍᮶([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ᾮయ⇞ᩱࢆ⏝࠸ࡿ࢞ࢫࢱ࣮ࣅࣥ⇞↝ჾࡢฟཱྀ ᗘศᕸࢆ㧗⢭ᗘ࡛ண ྍ⬟࡜ࡍࡿࡓࡵ࡟㸪㏫᪕ᅇࢫ࣡
࣮࡛ࣛᵓ⠏ࡉࢀࡿᾮ⭷ᘧẼὶᄇᑕᘚࡢୗὶࡢᄇ㟝ὶࢀࢆゎᯒࡋ㸪ヨ㦂⤖ᯝ࡜ࡢẚ㍑ཬࡧࣔࢹࣝࡢᨵⰋ➼
࡟ࡼࡾண ⢭ᗘࢆྥୖࡉࡏࡿ㸬
㻌 ◊✲ࡢᴫせ
2㔜ࡢ㏫᪕ᅇࢫ࣮࡛࣡ࣛᵓ⠏ࡉࢀࡿᾮ⭷ᘧẼὶᄇᑕᘚ࡟࠾࠸࡚ࢫ࣮࣡ࣛࡢ᪕ᅇゅࢆኚ໬ࡉࡏࡓCFDࡢ
ィ⟬ࢆ⾜࠸㸪 ᪕ᅇゅࡢᄇ㟝≉ᛶ࡟ᑐࡍࡿᙳ㡪ࢆㄪᰝࡍࡿ.
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ෆഃ᪕ᅇゅ(ISA)㸪 እഃ᪕ᅇゅ(OSA)ࢆࡑࢀࡒࢀኚ໬ࡉࡏࡓ9ࢣ࣮ࢫ࡟ࡘ࠸࡚ᄇ㟝ศ⿣ィ⟬ࢆ⾜ࡗࡓ.
ᐇ㦂⤖ᯝ࡜ࡢẚ㍑࠿ࡽ㸪 CFDࡀᄇ㟝ࡢᄇᑕゅ࡟㛵ࡋ࡚ᐇ㦂⤖ᯝࢆࡼࡃ෌⌧ࡋ࡚࠸ࡿࡇ࡜ࡀศ࠿ࡗࡓ.
ᅗ1 y=0᩿㠃࡟࠾ࡅࡿᄇ㟝ᄇᑕゅࡢẚ㍑(ᕥഃ㸸Mieᩓ஘(ᐇ㦂)㸪 ྑഃ㸸⢏Ꮚศᕸ(CFD)
-66-
This document is provided by JAXA.
HPC@JAXA2010
⇞↝ჾෆ㒊ὶ䜜ゎᯒ㻌
Numerical simulation of the flow in a combustor
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸⯟✵࢚ࣥࢪࣥᢏ⾡㛤Ⓨࢭࣥࢱ࣮ ࢚ࣥࢪࣥᛶ⬟ゎᯒࢭࢡࢩࣙࣥ㸪
㔝ᓮ ⌮([email protected])
◊✲ศᢸ⪅㸸ᰴᘧ఍♫ IHI ᇶ┙ᢏ⾡◊✲ᡤ ⇕࣭ὶయ◊✲㒊㸪
࣮ࣜࣄ࢙࣐ࣝࣥ ࢹ࢕࢔ࢡ([email protected])
ᰴᘧ఍♫ ᩘ್ࣇ࣮ࣟࢹࢨ࢖ࣥ㸪ᇼ㧗ኴ㑻([email protected])
㻌 ィ⟬ࡢ┠ⓗ
⯟✵࢚ࣥࢪࣥ⏝⇞↝ჾෆࡢ໬Ꮫ✀⃰ᗘࡸ ᗘ࡞࡝ࢆ㧗⢭ᗘ࡛ィ⟬࡛ࡁࡿ⇞↝ゎᯒࢥ࣮ࢻࢆ㛤Ⓨࡍࡿࡇ
࡜࡟ᙜࡗ࡚㸪኱つᶍィ⟬ࡀྍ⬟࡛࠶ࡿࡇ࡜ࢆ♧ࡍࡢࡀᮏィ⟬ࡢ┠ⓗ࡛࠶ࡿ㸬
㻌 ◊✲ࡢᴫせ
⌧ᅾࡢࢪ࢙ࢵࢺ࢚ࣥࢪࣥࡢタィ࡛ࡣ㸪ᅽ⦰ᶵࡸ⇞↝ჾ➼㸪ྛせ⣲༢యࡢ CFD ゎᯒࡀ౑⏝ࡉࢀ࡚࠸ࡿ
ࡀ㸪ྛせ⣲ࡢせ⣲㛫ᖸ΅ࢆ࡝࠺ᢅ࠺࠿ࡀ㔜せ࡞ㄢ㢟࡜࡞ࡗ࡚࠸ࡿ㸬せ⣲㛫ᖸ΅ࢆ⪃࠼ࡓሙྜ㸪⇞↝ჾࢥ
࣮ࢻ࡜ࡋ࡚ࡣᅽ⦰ᶵ࠿ࡽ౪⤥ࡉࢀࡿ✵Ẽ࡟ὶ㔞ࡸᅽຊࡢኚ໬ࡀ⌧ࢀࡓ࡜ࡁ࡟⇞↝≧ែࡀኚࢃࡾ㸪ࡑࡢ⤖
ᯝ࡜ࡋ࡚㸪ฟཱྀࡢ ᗘศᕸࡸ᤼ฟ≉ᛶࡀኚ໬ࡍࡿࡇ࡜ࢆ෌⌧࡛ࡁࡿࡇ࡜ࡀ㔜せ࡛࠶ࡿ㸬
ᮏ௳ఇࡣ㸪ࡑࡢࡼ࠺࡞㠀ᐃᖖ࠿ࡘ㸪」㞧࡞⇞↝ሙࢆ⢭ᗘࡼࡃ▷᫬㛫࡛ゎᯒࡋ࠺ࡿࢥ࣮ࢻࢆ㛤Ⓨࡍࡿࡇ
࡜ࢆ┠ⓗ࡜ࡋ࡚࠸ࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
᫖ᖺᗘゎᯒࡋࡓࣛ࢖ࢼෆࡢLES⇞↝ゎᯒࢆ⥅⥆ࡋ㸪㠀ᐃᖖ⌧㇟ࢆᤕࡽ࠼ࡓ㸬ࣇࣝ࢔ࢽ࣮ࣗࣛ⇞↝ჾ㸦ᅗ
1㸧ࢆᑐ㇟࡟㸪ᖹᆒ࠾ࡼࡧศᩓࢆ⟬ฟࡍࡿࡇ࡜㸦ᅗ2㸧
㸪ゎᯒ⤖ᯝ࠿ࡽື⏬࡞࡝ࢆసᡂࡍࡿࡇ࡜ࡀྍ⬟࡛࠶
ࡿ࡜☜ㄆࡋࡓ㸬ゎᯒࡢ⤖ᯝࡣ⇞↝ჾෆ࡟࠾࠸࡚㸪ሙᡤ࡟ࡼࡗ࡚ࢱ࢖࣒ࢫࢣ࣮ࣝࡀ኱ࡁࡃ␗࡞ࡿࡇ࡜㸪ࣂ
࣮ࢼ㏆㎶࡟࠾࠸࡚㸪Ẽὶ࡟ࡼࡗ࡚ ᗘศᕸࡀ኱ࡁࡃኚືࡍࡿ⌧㇟ࡀ෌⌧࡛ࡁࡓ㸬
ᑦ㸪ࣛ࢖ࢼ࡬ࡢ✵Ẽ㓄ศࢆィ⟬ࡍࡿࡓࡵ࡟ࡣ㸪᭦࡟㸪ࣛ࢖ࢼ࿘ࡾࡢࢣ࣮ࢩࣥࢢࢆྵࢇࡔィ⟬᱁Ꮚ㸦ࢭ
ࣝᩘ6000୓ᙅ㸧ࢆసᡂࡋ㸪⇞↝ゎᯒࢆ㛤ጞࡋࡓ㸬
ᅗ1 ⯟✵࢚ࣥࢪࣥ⏝⇞↝ჾ࡟࠾ࡅࡿ㓟⣲ศᕸ
-67-
This document is provided by JAXA.
HPC@JAXA2010
㻌
㻌
㻌
㻌
ᅗ 2 ⯟✵࢚ࣥࢪࣥ⏝⇞↝ჾࣛ࢖ࢼෆࡢ㓟⣲ศᕸ㸦ᕥ㸸ᖹᆒ㸪ྑ㸸ศᩓ㸧
㻌
-68-
This document is provided by JAXA.
HPC@JAXA2010
咹䴉㳮䞷ኅዐንዐ䑒䏋⣷ቑ㿐ቯ㦏拸▥቎栱ሼቮ䪣䴅
Research of flow optimization of the ECO engine combustor
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸⯟✵࢚ࣥࢪࣥᢏ⾡㛤Ⓨࢭࣥࢱ࣮ ࢚ࣥࢪࣥᛶ⬟ゎᯒࢭࢡࢩࣙࣥ㸪
㔝ᓮ ⌮([email protected])
◊✲ศᢸ⪅㸸୕⳻㔜ᕤᴗᰴᘧ఍♫ ྡྂᒇㄏᑟ᥎㐍ࢩࢫࢸ࣒〇సᡤ㸪
୕Ꮿ៞᫂([email protected])
⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ⎔ቃ㐺ᛂ࢚ࣥࢪࣥࢳ࣮࣒㸪∾⏣ගṇ([email protected])
⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ⎔ቃ㐺ᛂ࢚ࣥࢪࣥࢳ࣮࣒㸪㣤㔝 ῟([email protected])
㻌 ィ⟬ࡢ┠ⓗ
᪂࢚ࢥ࢚ࣥࢪࣥ⏝ࡢ⇞↝ჾࡢୖ㒊ᵓ㐀࡛࠶ࡿ࢝࢘ࣝ࿘㎶ࡢ᭱㐺ᙧ≧ࡢタィ࣭㑅ᐃࢆᐇ᪋ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
(1) ๓ᖺᗘ 2 ḟඖィ⟬࡛㑅ᐃ࣭タᐃࡋࡓ᪂࢚ࢥ࢚ࣥࢪࣥ⏝ࡢ⇞↝ჾࡢୖ㒊ᵓ㐀࡛࠶ࡿ࢝࢘ࣝࡢ᭱㐺ᙧ≧
ࢆ 3 ḟඖ໬ࡋ㸪UPACS ࡢ㔜ྜ᱁Ꮚࢆ⏝࠸࡚ CFD ィ⟬ࢆᐇ᪋ࡍࡿ.
(2) ィ⟬⤖ᯝ࡟ࡼࡾタᐃᙧ≧ࡢጇᙜᛶࢆุ᩿ࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
௒ᖺᗘࡣ㸪3 ḟඖ NS㸦SA ࣔࢹࣝ㸧ࡢ CFD ィ⟬࡟ࡼࡾ㸪᪂࢚ࢥ࢚ࣥࢪࣥ௙ᵝ࡟ྜࢃࡏࡓ࢝࢘ࣝ࿘㎶
ࡢ᭱㐺ᙧ≧ࡢᛶ⬟㸦ᅽຊᦆኻ࡜ὶࢀࡢ≧ἣ㸧ࡢ☜ㄆィ⟬ࢆᐇ᪋ࡋࡓ.
࡞࠾㸪⇞↝ჾ࡟࠾ࡅࡿᅽᦆࡣࡇࢀࡲ࡛࠶ࡿ⛬ᗘᚲせᝏ࡜ࡋ࡚ㄆࡵࡽࢀ࡚ࡁࡓࡀ㸪⇞ᩱ㧗㦐ࡢ᫖௒㸪ᑡ
ࡋ࡛ࡶ๐ῶࡋࡓ࠸㡯┠࡛࠶ࡿ.
ィ⟬ࡢ⤖ᯝ㸪๓ᖺᗘ㑅ᐃࡋࡓ 2 ḟඖᙧ≧ࡢ CFD ィ⟬⤖ᯝ࡟ẚ㍑ࡋ㸪ὶࢀࡀ࢔࢘ࢱഃ࡟೫ࡾ㸪࢖ࣥࢼ
ഃࡢὶࢀࡣ㸪ࣉࣜࢹ࢕ࣇ࣮ࣗࢨෆ࡛๤㞳ࡋ࡚࠸ࡓ㸬ࡇࢀࡣ⤌ࡳ❧࡚᫬࡟㸪⇞ᩱࣀࢬࣝࢆእ㒊ࡼࡾᕪࡋ㎸
ࡳ㏻㐣ࡉࡏࡿࡓࡵ࡟㛤ࡅࡓ࢝࢘ࣝࡢ✰㸪࠾ࡼࡧࢣ࣮ࢫഃࡢ✵㛫ࡀࣂ࢖ࣃࢫ࡜ࡋ࡚స⏝ࡋ㸪እഃ࡟ὶࢀࡸ
ࡍࡃ࡞ࡗࡓࡓࡵ࡛࠶ࡿ࡜⪃࠼ࡽࢀࡿ㸬ᅗ 1 ࡟㏿ᗘࢥࣥࢱ࣮ࢆ♧ࡍ㸬
୍᪉㸪ᕼ㔘Ꮝ௜㏆࡟࠾ࡅࡿ⥲ᅽᦆኻࡣ๤㞳ഃ࡟ࡶ㛵ࢃࡽࡎ㸪࢖ࣥࢼഃ࡛ᑡ࡞࠸㸬࢔࢘ࢱഃ࡛ࡣ⇞ᩱࣀ
ࢬࣝࡢࢫࢸ࣒ࡀὶࢀࢆ㜼ᐖࡋ㸪࢔࢘ࢱഃᕼ㔘Ꮝ࡟⮳ࡿὶࢀ࡟㎽ᅇࡀぢࡽࢀ㸪ࡇࡢὶࢀࡢ㜼ᐖࡀᦆኻࢆቑ
኱ࡉࡏ࡚࠸ࡿࡶࡢ࡜⪃࠼ࡽࢀࡿ㸬
࠸ࡎࢀ࡟ࡋ࡚ࡶ㸪ᅽຊᦆኻࡣ 0.7%㹼1.5%࡜タィ್௨ୗ࡟ᢚ࠼ࡽࢀ࡚࠾ࡾ㸪ᐇᶵ࡟㐺⏝ྍ⬟࡞ᙧ≧࡛
࠶ࡿࡇ࡜ࡀ☜ㄆࡉࢀࡓ㸬ᅗ 2 ࡟㟼ᅽศᕸࢆ♧ࡍ㸬
࡞࠾㸪࢖ࣥࢼഃࡢὶࢀࡢ๤㞳ࢆᢚไࡍࡿ࡟ࡣ㸪ࡇࢀࡲ࡛ࡢᮏ◊✲ࡢ⤒㦂࠿ࡽ࢝࢘ࣝࡢ᭱㡬Ⅼ఩⨨ࢆ㸪
࢖ࣥࢼഃ࡟ୗࡆࡿࡇ࡜࡛ᨵၿࡍࡿ࡜ண᝿ࡉࢀ㸪ࡇࢀࢆィ⟬ࡋࡓ࡜ࡇࢁ㸪ᅗ3࡟ẚ㍑ࡋ㸪ᅗ4࡟♧ࡍࡼ࠺࡟
๤㞳ࡣ኱ᖜ࡟ᨵၿࡉࢀࡓ㸬ࡋ࠿ࡋ㸪⥲ᅽᦆኻࡢ್ࡣⱝᖸᨵၿࡉࢀࡓࡀ኱ᕪࡣ࡞࠿ࡗࡓ㸬࢔࢘ࢱഃࡢᦆኻ
ࢆࡉࡽ࡟పῶࡍࡿ࡟ࡣ㸪⇞ᩱࣀࢬࣝࡢࢫࢸ࣒ࡢᙧ≧ࡸ⤌ࡳ❧࡚᪉ἲࢆᕤኵࡍࡿᚲせࡀ࠶ࡿ࡜⪃࠼ࡽࢀࡿ㸬
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This document is provided by JAXA.
HPC@JAXA2010
㻌
Stem
Fuel
Cowl
Dilution
Dilution Holes
Hole
㻌㻌
ᅗ 1 㑅ᐃᙧ≧ ィ⟬⤖ᯝ㸦㏿ᗘࢥࣥࢱ࣮㸧
㻌
Outer
Dilution
Holes
Stem
Cowl
Pre-Diffuser
Inner
Dilution
Holes
Fuel Nozzle
㻌
ᅗ 2 㑅ᐃᙧ≧ ィ⟬⤖ᯝ㸦㟼ᅽ[Pa]ศᕸ㸧
ᅗ 3 㑅ᐃᙧ≧ ㏿ᗘศᕸ
ᅗ 4 ࢝࢘ࣝಟṇᙧ≧ ㏿ᗘศᕸ
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This document is provided by JAXA.
HPC@JAXA2010
Ꮫ㝿䝅䝭䝳䝺䞊䝅䝵䞁䛻䜘䜛㧗⢭ᗘ䛺䝟䝷䝅䝳䞊䝖䛾タィ㛤Ⓨ㻌
Study for Precise Design of a Parachute based on Multi-disciplinary Analysis
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸Ᏹᐂ⛉Ꮫ◊✲ᡤ Ᏹᐂ⯟⾜ࢩࢫࢸ࣒◊✲⣔㸪㔝୰ ⪽([email protected])
◊✲ศᢸ⪅㸸ᮾி㎰ᕤ኱Ꮫ㸪᪂஭⣖ኵ([email protected])
ᮾி㎰ᕤ኱Ꮫ㸪㧗ᶫ ಇ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
⌧ᅾ㸪✵ຊῶ㏿ᡭẁࡢ୍ࡘ࡜ࡋ࡚ᗈࡃ⏝࠸ࡽࢀ࡚࠸ࡿࣃࣛࢩ࣮ࣗࢺࡔࡀ㸪ࡑࡢᛶ⬟࡜タィ࡟ࡣᮍࡔ࡟
◊✲㛤Ⓨࡢవᆅࡀ࠶ࡿ㸬2008ᖺ࡟ࡣᝨᫍ᥈ᰝᶵࡢ╔ᆅ⏝ࣃࣛࢩ࣮ࣗࢺࡀᐇ㦂࡛ᒎ㛤ࡏࡎ㸪ᶵయࡀᆅ⾲࡟
⾪✺ࡋ኱◚ࡋ࡚࠸ࡿ㸬ࡇࢀࡲ࡛ࡣ⌧㇟ࡢ」㞧ࡉ࠿ࡽᐇ㦂ⓗ࡞◊✲ࡀከࡃ⾜࡞ࢃࢀ࡚࠸ࡓࡀ㸪ࡼࡾヲ⣽࡟
⌧㇟ࢆᢕᥱࡍࡿࡓࡵ࡟ࡣᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥࡢά⏝ࡀ᫬㛫ⓗ㸪ࢥࢫࢺⓗ࡟࣓ࣜࢵࢺࡀ኱ࡁ࠸㸬ࡑࡇ࡛
ᮏ◊✲࡛ࡣ㸪ከศ㔝㐃ᡂゎᯒࢆᛂ⏝ࡋ࡚ࣃࣛࢩ࣮ࣗࢺࡢタィ㛤Ⓨࢆ⾜࡞࠺㸬
㻌 ◊✲ࡢᴫせ
ࣃࣛࢩ࣮ࣗࢺ࿘ࡾࡢὶయゎᯒ㸪ᵓ㐀ゎᯒ㸪㐠ືゎᯒ㸪ࡲࡓࡑࢀࡽࢆ⤫ྜࡋࡓ㐃ᡂゎᯒࢆ⾜࡞࠺㸬ゎᯒ
ᡭἲ࡟ࡣࡑࢀࡒࢀ㠀ᅽ⦰ᛶNavier-Stokes᪉⛬ᘧ࡟ࡼࡿὶయゎᯒ㸪2ḟඖ᭷㝈せ⣲ἲ࡟ࡼࡿᵓ㐀ゎᯒ㸪㐠
ື᪉⛬ᘧ࡟ࡼࡿ㐠ືゎᯒࢆ⏝࠸ࡿ㸬ࡲࡓ㸪ࡇࢀࡽࢆ⤫ྜࡋࡓ㐃ᡂゎᯒࡣᙅ㐃ᡂᡭἲࢆ⏝࠸࡚ᐇ᪋ࡍࡿ㸬
ࡇࢀ࡟ࡼࡗ࡚ࣃࣛࢩ࣮ࣗࢺࡢ⮬⏤ⴠୗࡢ᭱୰࡟࠾ࡅࡿᣲື࡜≀⌮⌧㇟ࢆㄪᰝࡍࡿ㸬ࡑࡢᚋ㸪ࡼࡾᏳ඲ᛶ
࡜Ᏻᐃᛶ࡟ඃࢀࡓࣃࣛࢩ࣮ࣗࢺࢆタィࡍ࡭ࡃ㸪ከศ㔝ࢆ㐃ᡂࡋࡓᩘ್ゎᯒ࡟ᇶ࡙࠸ࡓ㑇ఏⓗ࢔ࣝࢦࣜࢬ
࣒࡟ࡼࡿ᭱㐺タィࢆ⾜࡞࠸㸪ࡼࡾ㧗⢭ᗘ࡞タィࢆᐇ᪋ࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
2ḟඖ㸪3ḟඖࡢὶయゎᯒࢶ࣮ࣝࡢ᳨ド࡜ᛂ⏝㸪ࡲࡓ㐠ື᪉⛬ᘧ࡜ࡢὶయ㐠ື㐃ᡂゎᯒࢆ⾜࡞࠸㸪ࣃࣛ
ࢩ࣮ࣗࢺ࿘ᅖ࡟⏕ࡌࡿ ࡜㐠ືࡢ㐃ᡂ⌧㇟ࢆ☜ㄆࡋࡓ㸬ࡲࡓ㸪ࣃࣛࢩ࣮ࣗࢺࡀ⮬⏤ⴠୗࡍࡿ㝿࡟㸪ࣃࣛ
ࢩ࣮ࣗࢺࡢചయ㒊ୖ㠃࡛ࡢ௜╔ὶࢀ࡟࠾࠸࡚⏕ࡌࡿపᅽ㒊࡟ࡼࡗ࡚㸪ࣃࣛࢩ࣮ࣗࢺࡢ㐠ື᪉ྥࡀⴭࡋࡃ
ไ⣙ࡉࢀࡿሙྜࡀ࠶ࡿࡇ࡜ࢆ☜ㄆࡋࡓ㸬ࡼࡾᏳᐃᛶ࡟ඃࢀࡓࣃࣛࢩ࣮ࣗࢺࢆタィࡍࡿࡓࡵ࡟ࡣࡇࡢ௜╔
ὶࢀࡢⓎ⏕ࢆᢚไࡍࡿᚲせࡀ࠶ࡾ㸪௒ᚋࡢタィ࡟ᑐࡍࡿ▱ぢࢆᚓࡓ㸬
ᅗ1 ⮬⏤ⴠୗࡍࡿ2Dࣃࣛࢩ࣮ࣗࢺ࿘ࡾࡢ▐᫬ ᗘሙ
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HPC@JAXA2010
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㻌
ᅗ 2 ⮬⏤ⴠୗࡍࡿ 3D ࣃࣛࢩ࣮ࣗࢺ࿘ࡾࡢ▐᫬ ᗘሙ
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) Nakamura㸪 T.㸪 Takahashi㸪 S.㸪 and Arai㸪 N.㸪 “Three-dimensional motion analysis of a free
descent parachute-like body”㸪 AIAA 21th ADS Conf.㸪 Dublin㸪 Ireland㸪 May 2011.
ᰝㄞ࡞ࡋㄽᩥ
2) ୰ᮧ೺ྐ㸪㧗ᶫ ಇ㸪᪂஭⣖ኵ㸪
͆⮬⏤ⴠୗࡍࡿࣃࣛࢩ࣮ࣗࢺࡢ3ḟඖ㐠ືゎᯒ͇
㸪➨42ᅇὶయຊᏛㅮ₇
఍/⯟✵Ᏹᐂᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࢩ࣏ࣥࢪ࣒࢘2010㸪㫽ྲྀ
3) ୰ᮧ೺ᚿ㸪㧗ᶫ ಇ㸪᪂஭⣖ኵ㸪
͆⮬⏤ⴠୗࡍࡿࣃࣛࢩ࣮ࣗࢺ࿘ࡾࡢὶࢀሙࡢゎᯒ͇
㸪➨ 24 ᅇᩘ್ὶయ
ຊᏛࢩ࣏ࣥࢪ࣒࢘㸪2010㸪ᶓ὾
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This document is provided by JAXA.
HPC@JAXA2010
ప㏿䛻䛚䛡䜛䜶䞁䝆䞁ᑿ᤼䛸ᶵయ䛾ᖸ΅䛻㛵䛩䜛ᩘ್ゎᯒ㻌
Numerical Simulation for Aerodynamic Interference of Nozzle Exhaust on Airframe
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸ㄶゼᮾி⌮⛉኱Ꮫࢩࢫࢸ࣒ᕤᏛ㒊ࢩࢫࢸ࣒ᕤᏛ⛉㸪㞾 ᛅ([email protected])
◊✲ศᢸ⪅㸸ㄶゼᮾி⌮⛉኱Ꮫࢩࢫࢸ࣒ᕤᏛ㒊ࢩࢫࢸ࣒ᕤᏛ⛉㸪
ఀ⃝ᾈ㍤([email protected])
ㄶゼᮾி⌮⛉኱Ꮫࢩࢫࢸ࣒ᕤᏛ㒊ࢩࢫࢸ࣒ᕤᏛ⛉㸪
ᮌᮧಇᙪ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ᶵయ࡜᥎㐍⣔ࡢ⤫ྜゎᯒᢏ⾡ࢆ☜❧ࡍࡿࡓࡵ㸪࢚ࣥࢪࣥ᤼Ẽ࡜ᶵయࡢᖸ΅࡟ࡼࡿ✵ຊ≉ᛶ࡬ࡢᙳ㡪ࢆ╔
┠ࡋ㸪㞳㝣᮲௳࡟࠾ࡅࡿ࢚ࣥࢪࣥ᤼Ẽࢆᶍᨃࡋࡓ㧗⢭ᗘᩘ್ゎᯒᡭἲࡢ㛤Ⓨࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
ᮏ◊✲࡛ࡣᮾ໭኱Ꮫ࡛㛤Ⓨࡋࡓ3ḟඖࣁ࢖ࣈࣜࢵࢻ㠀ᵓ㐀᱁Ꮚ᭷㝈య✚ἲEuler/Navier-Stokes ࢯࣝ
ࣂTASࢆ⏝࠸࡚⾜ࡗࡓ㸬◊✲ࡢ࢔ࣉ࣮ࣟࢳ࡜ࡋ࡚ࡣ㸪JAXA࡟࡚ᐇ᪋ࡉࢀࡓ㢼Ὕヨ㦂⤖ᯝ࡜ẚ㍑᳨࣭ド
ࢆ⾜࠸㧗⢭ᗘゎᯒᡭἲࡢ☜❧ࢆ┠ᣦࡋࡓ㸬ᮏᖺᗘࡣ㸪ࢪ࢙ࢵࢺ᤼Ẽ௜㏆࡛ࡢゎീᗘࢆྥୖࡉࡏࡿࡇ࡜࡟
╔┠ࡋ᱁Ꮚゎീᗘࢆᨵၿࡉࡏ㸪ゎᯒࢆᐇ᪋ࡋࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
CFD ゎᯒ࡟ࡼࡾ࢚ࣥࢪࣥ᤼Ẽࡢᖸ΅ຠᯝࢆヲ⣽࡟ㄪ࡭ࡿࡇ࡜ࡀ࡛ࡁࡓ㸬ᐃᛶⓗ࡟㢼Ὕヨ㦂࡜ CFD ࡛
ࡣྠᵝ࡞⤖ᯝࡀᚓࡽࢀࡓࡀ㸪CFD ゎᯒ࡛ࡣ᤼Ẽᖸ΅ຠᯝࢆ㐣኱࡟ホ౯ࡍࡿഴྥࡀ࠶ࡿ㸬ࡇࢀࡣࣀࢬࣝ᤼
Ẽࡀᩘ್⢓ᛶ࡛ᣑᩓࡉࢀ㸪ᶵయ࡬ࡢᖸ΅ࡀᙉࡃ࡞ࡿࡇ࡜ࡀཎᅉ࡜᥎ ࡉࢀࡿ㸬
ᶵయᚋ㒊௜㏆ࡢ୰ኸᑐ⛠㠃࡟࠾ࡅࡿ࣐ࢵࣁᩘศᕸࢆぢࡿ࡜㸪ࣀࢬࣝฟཱྀࡢᅽຊẚ (NPR) ࡀᑠࡉ࠸ሙ
ྜ㸪ࣀࢬࣝෆ㒊࡟⾪ᧁἼࡀቨ㠃஘ὶቃ⏺ᒙ࡜ᖸ΅ࡋ」㞧࡞ὶࢀࡀᙧᡂࡉࢀ࡚࠸ࡿ㸬ࡲࡓ㸪㧗࠸NPRࡢሙ
ྜ㸪ࣀࢬࣝฟཱྀ࡛ࡣࢪ࢙ࢵࢺὶࢀ࡜እ㒊ὶࢀ࡟኱ࡁ࡞㏿ᗘᕪࡀ⏕ࡌⷧ࠸ࡏࢇ᩿ᒙࡀᙧᡂࡉࢀ࡚࠸ࡿࡇ࡜
ࡀࢃ࠿ࡿ㸬ࡇࡢࡼ࠺࡞ὶࢀሙ࡟࠾࠸࡚ࡣゎᯒ⢭ᗘࢆྥୖࡉࡏࡿࡓࡵ㸪ᒁᡤⓗ࡟᱁Ꮚゎീᗘࢆ㧗ࡵࡿࡇ࡜
ࡀᚲせࡀ࠶ࡿ࡜⪃࠼ࡽࢀࡿ㸬
ᅗ1 ࢚ࣥࢪࣥ᤼Ẽ᫬ࡢᶵయ࿘ࡾࡢ⾲㠃㟼ᅽศᕸ(Ș=10.08deg㸪 NPR=1.854)
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This document is provided by JAXA.
HPC@JAXA2010
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NPR=2.25㻌
NPR=1.493
ᅗ 2 ᶵయ୰ኸᑐ⛠㠃㸦Side view㸧࡟࠾ࡅࡿ࣐ࢵࣁᩘࡢศᕸ (Ș=10.08deg)
㻌
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ཱྀ㢌Ⓨ⾲
1) 㞾 ᛅ㸪ᮧᒣගᏹ㸪㒌 ᮾ₶㸪㔝ཱྀṇⰾ͆ప㏿࡟࠾ࡅࡿ࢚ࣥࢪࣥᑿ᤼࡜ᶵయࡢᖸ΅࡟㛵ࡍࡿᩘ್ゎᯒࡢ᳨
ド͇
㸪᪥ᮏ⯟✵ᏱᐂᏛ఍➨ 42 ᮇㅮ₇఍㸪2011.4.
-74-
This document is provided by JAXA.
HPC@JAXA2010
㻿㻾㻮㻙㻭 ᄇ↮䛾 㻯㻲㻰㻌
CFD analysis of SRB-A exhaust plume
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸㍺㏦ᮏ㒊 Ᏹᐂ㍺㏦⣔ࢩࢫࢸ࣒ᢏ⾡◊✲㛤Ⓨࢭࣥࢱ࣮㸪
ᯂῡ⣖ୡᚿ([email protected])
◊✲ศᢸ⪅㸸ISAS㸪Ᏻ㒊㝯ኈ([email protected])
ISAS㸪⯪ᮌ୍ᖾ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
H-IIA/B ࡛ࡣ SRB-A ᄇ↮࡜㏻ಙἼࡢᖸ΅㸦ᄇ↮ᦆኻ㸧ࡀၥ㢟࡜࡞ࡗ࡚࠾ࡾ㸪ࡇࢀ࡟ࡣᄇ↮୰ࡢࣉࣛࢬ
࣐㸦⮬⏤㟁Ꮚ㸧ࡀ㛵୚ࡋ࡚࠸ࡿ㸬ᄇ↮ᦆኻࡢᐃ㔞ண ࡟ࡣ㸪ᄇ↮୰ࡢࣉࣛࢬ࣐ᐦᗘ➼ࡢィ⟬ࡀᚲ㡲࡜࡞
ࡿ㸬ᮏ◊✲ࡢ┠ⓗࡣ㸪SRB-A ᄇ↮୰ࡢࣉࣛࢬ࣐⏕ᡂ࣓࢝ࢽࢬ࣒ࡸࡑࡢศᕸࡢ≉ᚩࢆᢕᥱࡋ㸪ᄇ↮୰ࡢࣉ
ࣛࢬ࣐ᐦᗘࢆ㧗⢭ᗘ࡛ぢ✚ࡶࡿࡇ࡜࡟࠶ࡿ㸬
㻌 ◊✲ࡢᴫせ
Fluentࢆ⏝࠸EDC⇞↝ࣔࢹࣝ㸦⣲཯ᛂ࡜ࡋ࡚31໬Ꮫ✀52⣲཯ᛂࢆ⪃៖ࡋ㸪஘ὶࣔࢹࣝ࡜ࡋ࡚
Realizable k-Ȝࣔࢹࣝ࡜SST k-Ȱࣔࢹࣝࢆ⏝࠸ࡓ㸧࡟ࡼࡿࣉࣛࢬ࣐ᐦᗘ➼ࡢィ⟬ࢆ⾜ࡗࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ゎᯒࡢ⤖ᯝ㸪ୗグࡢ⤖ㄽࢆᚓࡓ㸬
(1) Realizable k-Ȝࣔࢹ࡛ࣝࡣ㐣ཤࡢᐇ㦂➼࠿ࡽண ࡉࢀࡓ࡜࠾ࡾ㸪
཯ᛂࡣࣀࢬࣝෆ㒊࠾ࡼࡧᄇ↮ࡢࣀࢬ
ࣝฟཱྀ㏆ഐ࡛ࡣ࡯ࡰ෾⤖ࡋࡓ㸬୍᪉㸪SST k-Ȱ ࣔࢹ࡛ࣝࡣࢫ࣮ࣟࢺ࡛཯ᛂࡀ㐍⾜ࡋ㸪෾⤖ࡀᔂࢀࡿ
⤖ᯝ࡜࡞ࡗࡓ㸬
(2) 㐣ཤࡢᐇ㦂➼࠿ࡽ㸪ᄇ↮୰ࡢ Mach ࢹ࢕ࢫࢡୗὶ࡛ࡣ཯ᛂࡣ㠀ᖹ⾮ᛶࢆ࿊ࡍࡿࡇ࡜ࡀண ࡉࢀ࡚࠸
ࡿࡀ㸪Realizable k-Ȝࣔࢹ࡛ࣝࡣ㠀ᖹ⾮ᛶࡣ⌧ࢀࡎ㸪୍᪉㸪SST k-Ȱࣔࢹ࡛ࣝࡣ㠀ᖹ⾮ᛶࡀ⌧ࢀࡓ㸬
ࡉࡽ࡟୧⪅࡛ࡣ Mach ࢹ࢕ࢫࢡࡢᙧ≧ࡀ኱ࡁࡃ␗࡞ࡗࡓ㸬
(3) 㐣ཤࡢᐇ㦂➼࠿ࡽண ࡉࢀࡓ࡜࠾ࡾ㸪ᄇ↮ቃ⏺࡛ࡢ࿘ᅖ✵Ẽ࡜ࡢΰྜ࣭෌⇞↝㸦࢔ࣇࢱ࣮ࣂ࣮ࢽࣥࢢ㸧
ࡀࣉࣛࢬ࣐⏕ᡂ࡟ᙉࡃᙳ㡪ࡋ㸪ࡇࢀࡣୗὶ࡛≉࡟Ⓨ㐩ࡍࡿࡇ࡜ࡀ♧ࡉࢀࡓ㸬
(4) Realizable k-Ȝࣔࢹ࡛ࣝࡣ Mach ࢹ࢕ࢫࢡୗὶࡢ஘ࢀࡀ෌⇞↝ᒙ࡛⏕ᡂࡉࢀࡓࣉࣛࢬ࣐ࢆᕳࡁ㎸ࡳ㸪
Mach ࢹ࢕ࢫࢡୗὶ඲ᇦ࡛ࣉࣛࢬ࣐ᐦᗘࡀୖ᪼ࡍࡿ⌧㇟ࡀㄆࡵࡽࢀࡓ㸬
(5) ࣀࢬࣝฟཱྀ㏆ഐࡢ෌⇞↝ᒙࡣᐇ㦂⤖ᯝ࠿ࡽண ࡉࢀࡿࡶࡢࡼࡾ㐣኱࡟ホ౯ࡉࢀ࡚࠾ࡾ㸪஘ὶࣔࢹࣝ㸪
⇞↝཯ᛂࣔࢹࣝ࡟ࡘ࠸࡚௒ᚋ᳨ウࡀᚲせ࡛࠶ࡿ㸬
-75-
This document is provided by JAXA.
HPC@JAXA2010
㻌
㻌
ᅗ 1 SRB-A ᄇ↮ ᗘศᕸ㸦⇞↝ᅽ 4.5MPa㸪Realizable k-Ȝ஘ὶࣔࢹࣝ㸧
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) K. Kinefuchi㸪 I. Funaki㸪 T. Shimada and T. Abe㸪 “Numerical Prediction of Microwave-Rocket
Plume Interaction㸪” Asian Joint Conference on Propulsion and Power㸪 Miyazaki㸪 Japan㸪
AJCPP 2010-144㸪 2010.
-76-
This document is provided by JAXA.
HPC@JAXA2010
஘ὶ䝰䝕䝹䛾᪕ᅇὶᆺ䝝䜲䝤䝸䝑䝗䝻䜿䝑䝖⇞↝ᐊෆὶ䛻䛚䛡䜛㐺ᛂᛶ䛾ホ౯㻌
Adaptivity Estimations of Turbulence Models for Swirling Typed Hybrid Rocket Chamber
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸Ᏹᐂ⛉Ꮫ◊✲ᡤ Ᏹᐂ㍺㏦ᕤᏛ◊✲⣔㸪ᔱ⏣ᚭ([email protected])
◊✲ศᢸ⪅㸸ᮾி኱Ꮫ኱Ꮫ㝔 ᕤᏛ◊✲⣔㸪ᮏỤᖿᮁ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
㓟໬๣᪕ᅇὶᆺࣁ࢖ࣈࣜࢵࢻࣟࢣࢵࢺ⇞↝ᐊෆࡢᩘ್ゎᯒ࡟ྥࡅ࡚㸪᪕ᅇὶᑐᛂ஘ὶࣔࢹࣝࡢᛶ⬟ホ
౯ࡢࡓࡵ㸪࣎ࣝࢸࢵࢡࢫ࣭ࢳ࣮ࣗࣈ࡟ᑐࡍࡿ᳨ドィ⟬ࢆ⾜࠺㸬
㻌 ◊✲ࡢᴫせ
ࣁ࢖ࣈࣜࢵࢻࣟࢣࢵࢺ⇞↝ჾࡣ኱᥎ຊࢆⓎ᥹ࡋ࡙ࡽ࠸㸪⇞↝ຠ⋡ࡀᝏ࠸࡞࡝ࡢၥ㢟ࡀᏑᅾࡋ㸪ᐇ⏝໬
࡟࠾࠸࡚ࡣࡑࡢゎỴࡀ୙ྍḞ࡛࠶ࡿ㸬㓟໬๣᪕ᅇὶᆺࡣᑐ⟇ࡢ୍ࡘ࡛࠶ࡾ㸪ᙧᡂࡉࢀࡓ᪕ᅇὶࡀ⇞ᩱᚋ
㏥㏿ᗘࢆྥୖࡉࡏ㸪⇞ᩱ࡜㓟໬๣ࡢಁ㐍ࡋᛶ⬟ࢆྥୖࡉࡏࡿ㸬ᮏ◊✲ࡢ┠ⓗࡣࡇࡢ✀ࡢ⇞↝ჾෆ㒊ࡢヲ
⣽࡞ᩘ್ゎᯒࢆ⾜࠺ࡇ࡜࡛࠶ࡿ㸬ࡇ࠺࠸ࡗࡓゎᯒ࡟ࡣ஘ὶࡢࣔࢹࣜࣥࢢ࡜ࡋ࡚ ⢓ᛶࣔࢹࣝࡀࡼࡃ⏝࠸
ࡽࢀࡿࡀ㸪༢⣧࡞ ⢓ᛶࣔࢹ࡛ࣝࡣ᪕ᅇὶࢆṇ☜࡟෌⌧࡛ࡁ࡞࠸ࡇ࡜ࡀࡼࡃ▱ࡽࢀ࡚࠸ࡿ㸬ࡑࡇ࡛ᮏ◊
✲࡛ࡣ᪕ᅇὶ࡟ᑐᛂࡋࡓ ⢓ᛶࣔࢹࣝࢆ⏝࠸㸪࣎ࣝࢸࢵࢡࢫ࣭ࢳ࣮ࣗࣈࡢᐇ㦂⤖ᯝࢆゎᯒᑐ㇟࡜ࡋ࡚ࡑ
ࡢࣔࢹࣝࢆẚ㍑㸪᳨ドࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᶆ‽ࣔࢹࣝ࡜ᨵⰋࣔࢹࣝ࡟ࡼࡿ࣎ࣝࢸࢵࢡࢫ࣭ࢳ࣮ࣗࣈࡢゎᯒࢆ⾜ࡗࡓ(ᅗ1)㸬ᨵⰋࣔࢹࣝࡢ࿘᪉ྥ࣐
ࢵࣁᩘࡢ⤖ᯝ࡟࠾࠸࡚㸪୍㒊ᶆ‽ࣔࢹࣝ࡟ࡼࡾᨵၿⅬࡀぢࡽࢀࡿࡶ(ᅗ2)㸪௚ࡢ ᗘศᕸ➼࡛ࡣᐇ㦂࡜࠿
ࡅ㞳ࢀࡓ⤖ᯝ࡟࡞ࡗࡓ㸬ࡇࡢ᫬㸪 ⢓ᛶಀᩘࡣศᏊ⢓ᛶಀᩘ࡜ẚ㍑ࡋ࡚ࡶ㠀ᖖ࡟ప࠸್࡛࠶ࡾὶࢀࡀᒙ
ὶ໬ࡋࡓࡇ࡜࡟ࡼࡾୖグࡢࡼ࠺࡞⤖ᯝ࡟࡞ࡗࡓ࡜ண᝿ࡉࢀࡿ㸬௒ᚋ㸪 ⢓ᛶಀᩘࡢ㐣๫ῶᑡ࡟ࡘ࠸࡚ㄪ
ᰝࡋᨵၿࡍࡿࡇ࡜࡛ࣔࢹࣝࡢண ⢭ᗘࢆ㧗ࡵ࡚࠸ࡃணᐃ࡛࠶ࡿ㸬
ᅗ1 ὶ⥺࡜ ᗘࢥࣥࢱ
-77-
This document is provided by JAXA.
HPC@JAXA2010
㻌
0.50
0.40
0.30
0.20
calc.stan.
calc.mod.
exp.
0.10
0.00
0.00
0.01
0.02
0.03
0.04
㻌
ᅗ 2 ࿘᪉ྥ࣐ࢵࣁᩘࡢẚ㍑
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) Ᏹᐂ㍺㏦ࢩ࣏ࣥࢪ࣒࢘2011
2) ➨51ᅇ⯟✵ཎືᶵ࣭Ᏹᐂ᥎㐍ㅮ₇఍
-78-
This document is provided by JAXA.
HPC@JAXA2010
ᅛయ䝻䜿䝑䝖䝰䞊䝍ෆ㒊ᙎ㐨ᛶ⬟䛾㧗⢭ᗘᩘ್ண 䝅䝇䝔䝮䛾㛤Ⓨ㻌
Advanced Computer Science on SRM Internal Ballistics
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸Ᏹᐂ⛉Ꮫ◊✲ᮏ㒊 Ᏹᐂ㍺㏦ᕤᏛ◊✲⣔㸪ᔱ⏣ ᚭ([email protected])
◊✲ศᢸ⪅㸸ओ IHI ࢚࢔ࣟࢫ࣮࣌ࢫ㸪⚟Ọ⨾ಖᏊ([email protected])
ओIHI ࢚࢔ࣟࢫ࣮࣌ࢫ㸪ῦᕝᘯஓ([email protected])
ᮾᾏ኱ᏛᕤᏛ㒊㸪㧗⏣ᬛᘯ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ᅛయࣟࢣࢵࢺ᥎㐍⸆ࡢ〇㐀᫬㸪≉࡟ὀᆺࣉࣟࢭࢫ࡜ᐦ᥋࡟㛵ࢃࡿ⇞↝⌧㇟ࢆゎ᫂ࡋ㸪ᅛయࣟࢣࢵࢺࡢಙ
㢗ᛶྥୖ㸪㧗ᛶ⬟໬࠾ࡼࡧపࢥࢫࢺ໬ࢆ┠ᣦࡍ㸬 ලయⓗ࡟ࡣ㸪ὀᆺ᫬ࡢ᥎㐍⸆ὶື࡟ࡼࡗ࡚㉳ࡇࡿ࡜
⪃࠼ࡽࢀ࡚࠸ࡿᒁᡤ⇞↝㏿ᗘኚືࡸ㸪኱ᆺ࣮ࣔࢱࡢ」ᩘࣂࢵࢳὀᆺ࡛⇞㏿ࡢ␗࡞ࡿࣂࢵࢳ⏺㠃ࡀ」㞧࡟
ධࡾ⤌ࡴࡇ࡜࡛Ⓨ⏕ࡍࡿ࡜⪃࠼ࡽࢀࡿ⇞↝ᮎᮇࡢ⇞↝ᅽຊࡤࡽࡘࡁ࡟ࡘ࠸࡚㸪ࡑࡢせᅉࡸࣟࢣࢵࢺ࣮ࣔ
ࢱ࡟୚࠼ࡿᙳ㡪ࢆ◊✲ࡋ㸪ࢥࣥࢺ࣮ࣟࣝྍ⬟࡞⌧㇟࡜ࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
ᅛయ᥎㐍⸆ࡣࣂ࢖ࣥࢲ࡟㓟໬๣⢏Ꮚࡸ㔠ᒓ⢏Ꮚࡢΰࡊࡗࡓ୙ᆒ㉁࡞≀㉁࡛࠶ࡾ㸪ὀᆺ᫬ࡢᣲືࡸ᥎㐍
⸆ὶືࡀせᅉ࡜⪃࠼ࡽࢀࡿᒁᡤ⇞↝㏿ᗘศᕸ࡟ࡘ࠸࡚᫂ࡽ࠿࡟࡞ࡗ࡚࠸࡞࠸㸬ᮏ◊✲࡛ࡣ㸪ὀᆺᣲືࢆ
ࢩ࣑࣮ࣗࣞࢺࡍࡿࡓࡵ࡟ᚲせ࡞⢓ᗘࣔࢹࣝࡢ᥎ᐃ࡜ 3 ḟඖὀᆺゎᯒࢆᐇ᪋ࡍࡿࡇ࡜࡛㸪ᑠᆺ࣮ࣔࢱࡢᒁ
ᡤ⇞↝㏿ᗘኚື࡜ࡋ࡚▱ࡽࢀ࡚࠸ࡿ Mid-Web Anomaly ⌧㇟࡜᥎㐍⸆ὶື࡜ࡢ㛵㐃࡟ࡘ࠸࡚⌮ゎࡋ㸪ᒁ
ᡤ⇞㏿┦㛵ࢹ࣮ࢱ࣮࣋ࢫࢆᵓ⠏ࡍࡿ㸬ࡇࢀࡽ࡟ࡼࡗ࡚㸪᥎㐍⸆ὀᆺᣲື࡟ࡼࡿᒁᡤຠᯝ➼ࢆ཯ᫎࡋࡓ⇞
↝ᅽຊண 㸦ෆ㒊ᙎ㐨ண 㸧ࢆྍ⬟࡜ࡍࡿᩘ್ゎᯒࢩࢫࢸ࣒ࡢ㛤Ⓨࢆ⾜࠸㸪᭱⤊ⓗ࡟ࡣᐇᶵ኱࣮ࣔࢱ࡟
ᒁᡤ⇞㏿┦㛵ࢆ㐺⏝ࡋࡓሙྜࡢ⇞↝ᅽຊ࡟ᑐࡍࡿᙳ㡪➼ࢆ᫂ࡽ࠿࡟ࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᑠᆺ࣮ࣔࢱࢆᑐ㇟࡟ὀᆺ᪉ἲࡸ᥎㐍⸆⢓ᗘࢆࣃ࣓࣮ࣛࢱ࡜ࡋࡓ3ḟඖὀᆺゎᯒࢆᐇ᪋ࡋࡓ㸦ᅗ1㸧
㸬 ゎ
ᯒ⤖ᯝࡼࡾᢳฟࡋࡓ➼᫬้㠃ศᕸ࡜ู㏵ᐇ᪋ࡋࡓせ⣲ヨ㦂⤖ᯝ࡜ࡢẚ㍑ࡼࡾᒁᡤ⇞↝㏿ᗘ┦㛵ࢹ࣮ࢱ࣋
࣮ࢫࢆᵓ⠏ࡋࡓ㸬ࡉࡽ࡟ࡇࢀࢆ⇞↝ᅽຊண ゎᯒࢥ࣮ࢻ࡟⤌ࡳ㎸ࡴࡇ࡜࡛㸪ὀᆺゎᯒ࡟ࡼࡿᒁᡤ⇞↝㏿
ᗘศᕸࢆ཯ᫎࡋࡓ⇞↝ᅽຊᒚṔண ゎᯒࢆᐇ᪋ࡋࡓ⤖ᯝ㸪Mid-Web Anomalyࡢ඙ೃࢆ☜ㄆࡋࡓ㸦ᅗ2㸧
㸬
-79-
This document is provided by JAXA.
HPC@JAXA2010
ὶධཱྀ
t=480s
㻌
㻌
➼᫬้㠃ศᕸ
t=960s
ὶධཱྀ
᩿㠃ෆ➼᫬้㠃
0r 90r180r 0r 90r180r
t=480s
t=960s
t=1440s
0r 90r180r
t=1440s
㻌
ᅗ 1 3 ḟඖὀᆺゎᯒ⤖ᯝ
㻌
⇞↝ᅽຊண ⤖ᯝ
ᒁᡤ⇞↝㏿ᗘ┦㛵ࢹ࣮ࢱ࣮࣋ࢫ
6
ヨ㦂⤖ᯝ
⌮ㄽィ⟬⤖ᯝ䠄䝰䞊䝍ᖹᆒ⇞㏿౑⏝䠅
ゎᯒ⤖ᯝ䠄ᒁᡤ⇞㏿┦㛵䝕䞊䝍౑⏝䠅
ᅽຊ[MPa]
5
4
3
2
1
0
0
1
2
3
᫬㛫[s]
4
5
㻌
ᅗ 2 ࢹ࣮ࢱ࣮࣋ࢫࡢᵓ⠏࡜⇞↝ᅽຊண ゎᯒ⤖ᯝ
-80-
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HPC@JAXA2010
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ࡞ࡋㄽᩥ
1) T.Shimada㸪 and et al.㸪 “Development of Advanced Computer Science for Solid-Rocket-Motor
Internal Ballistics: ACSSIB”㸪 IAC-10.C4.2.6㸪 2010
2) ᔱ⏣ᚭ㸪௚㸪
͆ᅛయࣟࢣࢵࢺ࣮ࣔࢱෆ㒊ᙎ㐨ᛶ⬟ࡢ㧗⢭ᗘᩘ್ண ࢩࢫࢸ࣒㸸ACSSIB㸪
͇1F09㸪➨54
ᅇᏱᐂ⛉Ꮫᢏ⾡㐃ྜㅮ₇఍㸪2010
3) ῦᕝᘯஓ㸪௚㸪
͆ᅛయ᥎㐍⸆〇㐀᫬ࡢࢫ࣮ࣛࣜὶືゎᯒ⤖ᯝ࡜ᒁᡤ⇞↝㏿ᗘࡢ┦㛵࡟ࡘ࠸࡚㸪
͇2H16㸪
➨54ᅇᏱᐂ⛉Ꮫᢏ⾡㐃ྜㅮ₇఍㸪2010
4) 㧗⏣ᬛᘯ㸪௚㸪
͆ᅛయ᥎㐍⸆ࢫࣛࣜࡢὀᆺᣲືࢩ࣑࣮ࣗࣞࢩࣙࣥ࡟ࡼࡿ➼᫬้㠃ࡢホ౯㸪
͇1P02㸪➨54
ᅇᏱᐂ⛉Ꮫᢏ⾡㐃ྜㅮ₇఍㸪2010
5) ῦᕝᘯஓ㸪௚㸪
͆ὀᆺ᪉ἲࢆࣃ࣓࣮ࣛࢱ࡜ࡋࡓᅛయ᥎㐍⸆ࢫࣛࣜὶືゎᯒ㸪
͇STCP-2010-048㸪ᖹᡂ22
ᖺᗘᏱᐂ㍺㏦ࢩ࣏ࣥࢪ࣒࢘㸪2011
6) 㧗⏣ᬛᘯ㸪௚㸪
͆ᅛయ᥎㐍⸆ࢫࣛࣜ㛫Ḟὶධゎᯒ࡟࠾ࡅࡿ➼᫬้㠃࡜ᒁᡤ⇞↝㏿ᗘࡢ┦㛵࡟ࡘ࠸࡚㸪
͇
STCP-2010-049㸪ᖹᡂ22ᖺᗘᏱᐂ㍺㏦ࢩ࣏ࣥࢪ࣒࢘㸪2011
-81-
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HPC@JAXA2010
䜴䜵䞊䝤䝷䜲䝎䞊ຠᯝ䜢฼⏝䛧䛯஧ᆅⅬ㛫䝃䝤䜸䞊䝡䝍䝹㍺㏦ᶵ䛾✵ຊ᳨ウ㻌
Aerodynamic Study of Waverider-Based Point-to-Point Suborbital Transportation System
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸Ᏹᐂ㍺㏦࣑ࢵࢩࣙࣥᮏ㒊 Ᏹᐂ㍺㏦⣔ࢩࢫࢸ࣒ᢏ⾡◊✲㛤Ⓨࢭࣥࢱ࣮㸪
㧗㛫Ⰻᶞ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ᙜࢭࣥࢱ᳨࣮࡛ウࢆ㐍ࡵ࡚࠸ࡿ஧ᆅⅬ㛫ࢧࣈ࣮࢜ࣅࢱࣝ㍺㏦ᶵࡢ✵ຊ≉ᛶࢆィ⟬ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
㣕⾜ࣞࣥࢪࡢቑຍ࡜ῶ㏿GࡢపῶࡢほⅬ࠿ࡽ㸪஧ᆅⅬ㛫ࢧࣈ࣮࢜ࣅࢱࣝ㍺㏦ᶵ࡟ࡣᴟ㉸㡢㏿࡛ࡢ㧗L/D
ࡀせồࡉࢀࡿ㸬ࡑࡇ࡛㸪࢙࣮࢘ࣈࣛ࢖ࢲ࣮ࢆ࣮࣋ࢫ࡜ࡋ࡚㸪ᶵჾᦚ㍕ᛶ㸪ࢺ࣒ࣜ≉ᛶ㸪ప㏿࡛ࡢ✵ຊ≉
ᛶ࡞࡝ࢆ⪃៖ࡋ࡚ᶵయࢆタィࡋ㸪ࡑࡢ✵ຊᛶ⬟ࢆCFD࡟ࡼࡗ࡚᥎⟬ࡋࡓ㸬᱁Ꮚ⏕ᡂ࡟ࡣHexaGrid㸪ὶ
యࢯࣝࣂ࡟ࡣTASࡲࡓࡣFaSTARࢆ⏝࠸ࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
≉࡟ప㏿㸪ᴟ㉸㡢㏿࡛ࡢ&)'ࢆ୰ᚰⓗ࡟⾜࠸㸪ࡑࡢ✵ຊࢹ࣮ࢱࢆྲྀᚓࡋࡓ㸬⩼ࡢࢧ࢖ࢬ㸪๓⦕ཌࡳ㸪ᑿ
⩼ࡢ᭷↓࡞࡝㸪ከࡃࡢࣃ࣓࣮ࣛࢱࢆ᣺ࡗ࡚✵ຊ≉ᛶࢆྲྀᚓࡋ㸪/'ࡸࢺ࣒ࣜ≉ᛶࢆホ౯ࡋࡓ㸬௒ᖺᗘᮎ
࡟ࡣᴟ㉸㡢㏿㢼Ὕᐇ㦂ࡶணᐃࡋ࡚࠾ࡾ㸪ẚ㍑⏝ࡢࢹ࣮ࢱ࡜ࡋ࡚ࡶ౑⏝ࡍࡿ㸬
ᅗ2 CFD⤖ᯝ౛㸦M=7㸪 AOA=0deg㸧
ᅗ1 ᶵయ౛
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) Yoshiki Takama and Shinji Ishimoto㸪 Study of Waverider-based Point-to-Point Suborbital
Rocketplane㸪 ISTS 2011-g-22㸪 28th International Symposium on Space Technology and Science㸪
Okinawa㸪 Japan㸪 June㸪 2011㸦Ⓨ⾲ணᐃ㸧
-82-
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HPC@JAXA2010
እ⩼௜ຍ䛻䜘䜛⌮᝿䜴䜵䞊䝤䝷䜲䝎䞊䛾ప㏿✵ຊ≉ᛶᨵၿ㻌
Improvement of Low-Speed Aerodynamic Performance of Ideal Waverider by the Attachment of Outer
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸Ᏹᐂ㍺㏦࣑ࢵࢩࣙࣥᮏ㒊 Ᏹᐂ㍺㏦⣔ࢩࢫࢸ࣒ᢏ⾡◊✲㛤Ⓨࢭࣥࢱ࣮㸪
㧗㛫Ⰻᶞ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
⌮᝿࢙࣮࢘ࣈࣛ࢖ࢲ࣮࡟እ⩼ࢆ௜ຍࡋࡓᙧ≧࡟ࡘ࠸࡚CFDࢆᐇ᪋ࡋ㸪ప㏿ཬࡧᴟ㉸㡢㏿࡛ࡢ✵ຊᛶ⬟
ࡢኚ໬ࢆㄪ࡭ࡿ㸬
㻌 ◊✲ࡢᴫせ
⌮᝿ⓗ࡞࢙࣮࢘ࣈࣛ࢖ࢲ࣮ᙧ≧ࡣ㸪ᴟ㉸㡢㏿࡛㧗࠸ᥭᢠẚࢆᐇ⌧࡛ࡁࡿࡶࡢࡢ㸪ప㏿࡛ࡢᥭᢠẚࡀᑠ
ࡉࡃ㸪╔㝣ࡀ㞴ࡋࡃ࡞ࡿ㸬ࡑࡇ࡛ᮏ◊✲࡛ࡣ㸪M=5 ࡛タィࡋࡓ⌮᝿࢙࣮࢘ࣈࣛ࢖ࢲ࣮ᙧ≧࡟ᑐࡋ࡚እ⩼
ࢆ௜ຍࡋ㸪ప㏿ཬࡧᴟ㉸㡢㏿࡛ࡢ✵ຊ≉ᛶࡢኚ໬ࢆ CFD ࡟ࡼࡗ࡚ㄪ࡭ࡓ㸬᱁Ꮚ⏕ᡂ࡟ࡣ HexaGrid㸪ὶ
యࢯࣝࣂ࡟ࡣ TAS ࡲࡓࡣ FaSTAR ࢆ⏝࠸ࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
እ⩼ࢆ௜ຍࡍࡿࡇ࡜࡟ࡼࡗ࡚ள㡢㏿࡛ࡢL/Dࡀ኱ࡁࡃୖ᪼ࡋࡓ㸬୍᪉࡛ᴟ㉸㡢㏿ᛶ⬟ࡣእ⩼௜ຍ࡟ࡼ
ࡗ࡚ࡶ࡯࡜ࢇ࡝ኚࢃࡽ࡞࠿ࡗࡓ㸬ᚑࡗ࡚㸪⌮᝿࢙࣮࢘ࣈࣛ࢖ࢲ࣮࡬ࡢእ⩼௜ຍࡣ᭷ᮃ࡞ࢥࣥࢭࣉࢺ࡛࠶
ࡿࡇ࡜ࡀࢃ࠿ࡗࡓ㸬
ᅗ1 ⌮᝿࢙࣮࢘ࣈࣛ࢖ࢲ࣮㸦ᕥୖ㸧࡜እ⩼௜ࡁ࢙࣮࢘ࣈࣛ࢖ࢲ࣮㸦ྑୖ㸧ࡢᥭᢠẚࡢ㐪࠸㸦ᕥୗ㸪ྑୗ㸧
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) Yoshiki Takama㸪 Practical waverider with outer wings for the improvement of low-speed
aerodynamic performance㸪 17th AIAA International Space Planes and Hypersonic Systems and
Technologies Conference㸪 San Francisco㸪 United States㸪 April㸪 2011㸦Ⓨ⾲ணᐃ㸧
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HPC@JAXA2010
Ᏹᐂᶵタィ䛻䛚䛡䜛䝕䞊䝍ྠ໬ᡭἲ䛾㐺⏝ᛶ᳨ウ㻌
Study on applicability of data assimilation techniques to spacecraft designs
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮㸦Ᏹᐂ⛉Ꮫ◊✲ᡤ㸧
㸪㧗ᮌு἞( [email protected])
◊✲ศᢸ⪅㸸᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮㸪⛅⏣ ๛([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥ࡜ᐇ㦂/ほ ࢹ࣮ࢱࢆ⼥ྜࡍࡿᡭἲ࡜ࡋ࡚㏆ᖺὀ┠ࢆ㞟ࡵ࡚࠸ࡿࢹ࣮ࢱྠ໬ᡭ
ἲࡢᏱᐂᶵタィ࡬ࡢ㐺⏝ࢆ⥅⥆ࡍࡿ㸬⇕࣭ᵓ㐀タィ࡟࠾ࡅࡿᮍ▱ࡢ≀⌮ࣃ࣓࣮ࣛࢱࡢ⤫ィⓗ࡞㧗⢭ᗘ᥎
ᐃ࡟ຍ࠼࡚㸪᥎ᐃࡢ⤖ᯝồࡵࡽࢀࡿ┦㛵⾜ิ࠿ࡽࣃ࣓࣮ࣛࢱࡢឤᗘゎᯒࢆ⾜࠸㸪ࡑࡢ᭷ຠᛶࢆ☜ㄆࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
᫖ᖺᗘ㛤Ⓨࡋࡓ࢔ࣥࢧࣥࣈ࣐ࣝ࢝ࣝࣥࣇ࢕ࣝࢱ࣮㸪⢏Ꮚࣇ࢕ࣝࢱ࣮ࢆ⏝࠸ࡓ⇕ゎᯒࢹ࣮ࢱྠ໬ࣉࣟࢢ
࣒ࣛࢆᣑᙇࡋ㸪཮Ꮚᐇ㦂㸪ᐇᶵほ ࢹ࣮ࢱࢆ⏝࠸ࡓࢹ࣮ࢱྠ໬ᐇ㦂ࢆ⾜࠸㸪ࡑࡢ᭷ຠᛶࢆ᳨ドࡍࡿ㸬⇕
≉ᛶࣃ࣓࣮ࣛࢱࡢ᥎ᐃࢆ⾜࠺࡜࡜ࡶ࡟㸪┦㛵⾜ิࢆ฼⏝ࡋࡓឤᗘゎᯒࢆ⾜࠸㸪ࢹ࣮ࢱྠ໬⤖ᯝ࠿ࡽタィ
ୖ᭷⏝࡞▱ぢࡀồࡵࡽࢀࡿ࠿ࢆ᳨ドࡍࡿ㸬ࡲࡓᵓ㐀ゎᯒ࡬ࡢࢹ࣮ࢱྠ໬ࡢ㐺⏝ヨ⾜ࢆ⾜࠸㸪᭷ຠᛶࢆ᳨
ドࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
᫖ᖺᗘ㛤Ⓨࡋࡓ⇕ゎᯒ⏝ࡢࢹ࣮ࢱྠ໬ࣉࣟࢢ࣒ࣛࢆ㸪✀ࠎࡢ⇕ࣃ࣓࣮ࣛࢱ᥎ᐃࡸ┦㛵ゎᯒࢆ⾜࠼ࡿࡼ
࠺࡟ᣑᙇࡋࡓ㸬ࡲࡓ㛤Ⓨࡋࡓࣉࣟࢢ࣒ࣛࢆ⏝࠸࡚ᑠᆺᶍᨃ⾨ᫍࢆᑐ㇟࡜ࡋࡓ཮Ꮚᐇ㦂ࡸᐇ⾨ᫍヨ㦂ࢹ࣮
ࢱࢆ฼⏝ࡋࡓࢹ࣮ࢱྠ໬ᐇ㦂ࢆ⾜࠸᭷ຠᛶࢆ☜ㄆࡋࡓ㸬ࡉࡽ࡟ᵓ㐀ゎᯒ⏝ࡢヨ⾜ⓗ࡞ࢹ࣮ࢱྠ໬ࣉࣟࢢ
࣒ࣛࢆసᡂࡋ㸪஧ḟඖⓗ࡞ᒎ㛤ᵓ㐀ゎᯒࡢࣃ࣓࣮ࣛࢱ᥎ᐃ࡛᭷ຠᛶࢆ☜ㄆࡋࡓ㸬
Correlation Coefficient
1
0.5
0
-0.5
-1
2
4
6
8
10
Node Number
12
14
(a) ┦㛵ಀᩘ
16
(b) ⾨ᫍ⇕ᩘᏛࣔࢹࣝࡢ⠇Ⅼ㓄⨨
ᅗ1 ᶍᨃ⾨ᫍࡢឤᗘゎᯒ㸦⠇Ⅼ3ࡢኴ㝧㟁ụࣃࢿࣝᨺᑕಀᩘࡀྛ ᗘ⠇Ⅼ࡟୚࠼ࡿᙳ㡪ᗘࢆホ౯㸸
್ࡀ኱ࡁ࠸࡯࡝┦㛵ࡀ኱ࡁ࠸㸬ࡇࡢሙྜ㸪ྛ ᗘ⠇Ⅼࡣᨺᑕಀᩘ࡟ᑐࡋ࡚㈇ࡢ┦㛵ࢆᣢࡘ㸧
㸬
-84-
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HPC@JAXA2010
㻌
㻌
(a) ᒎ㛤ᵓ㐀࡜᥎ᐃᮍ▱ᩘ
㻌
㻌
(b) ࣃ࣓࣮ࣛࢱࡢ཰᮰ᒚṔ (┿್=100)
ᅗ 2 ࢹ࣮ࢱྠ໬ࡢᒎ㛤ᵓ㐀ゎᯒ࡬ࡢ㐺⏝ヨ⾜㸬
㻌
㻌
㻌
(a) ᑠᆺ⾨ᫍࡢ⇕ࣔࢹࣝ
(b) ࣃ࣓࣮ࣛࢱࡢ᥎ᐃᒚṔ
ᅗ 3 ⢏Ꮚࣇ࢕ࣝࢱ࣮ࢆ⏝࠸ࡓᑠᆺ⾨ᫍ⇕ࣔࢹࣝ࡟࠾ࡅࡿ᥋ゐ⇕ఏᑟಀᩘࡢ᥎ᐃ
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) ⛅⏣ ๛㸪㧗ᮌு἞㸪ᔱ ⱥᚿ㸪
͆࢔ࣥࢧࣥࣈ࣐ࣝ࢝ࣝࣥࣇ࢕ࣝࢱ࡟ࡼࡿࣔࢹࣝࣃ࣓࣮ࣛࢱ᥎ᐃɆ኱ኚᙧ
ࢆక࠺㠀⥺ᙧ」ྜᵓ㐀ࢩࢫࢸ࣒࡬ࡢ㐺⏝Ɇ㸪
͇᪥ᮏィ⟬ᕤᏛ఍ㄽᩥ㞟㸪20100021㸪2010㸬
ᰝㄞ࡞ࡋㄽᩥ࠾ࡼࡧཱྀ㢌Ⓨ⾲
2) T. Akita㸪 R. Takaki㸪 E. Shima.㸪 “A New Adaptive Estimation Method of Spacecraft Thermal
Mathematical Model With an Ensemble Kalman Filter㸪” 61st International Astronautical
Congress㸪 Paper-Nr: IAC-10.C2.9.5 (DVD-ROM)㸪 Sep. 2010㸪 Prague㸪 Czech Republic.
3) ⛅⏣ ๛㸪㧗ᮌு἞㸪ᔱ ⱥᚿ㸪 ͆ࢹ࣮ࢱྠ໬ᡭἲࢆ⏝࠸ࡓ୙☜ᐃࣃ࣓࣮ࣛࢱࢆ᭷ࡍࡿᒎ㛤Ᏹᐂᵓ㐀≀
ࡢ㐺ᛂᆺ㠀⥺ᙧᵓ㐀ゎᯒ㸪 ͇➨ 15 ᅇィ⟬ᕤᏛㅮ₇఍ㄽᩥ㞟㸪 Vol.15㸪 pp. 337-339㸪 2010 ᖺ 5 ᭶㸪
⚟ᒸ㸬
4) ⛅⏣ ๛㸪㧗ᮌு἞㸪ᔱ ⱥᚿ㸪▼ᮧᗣ⏕㸪
͆࢔ࣥࢧࣥࣈ࣐ࣝ࢝ࣝࣥࣇ࢕ࣝࢱࡢ㐺ᛂᆺ⇕ゎᯒ࡬ࡢ㐺⏝㸪
͇
➨ 42 ᅇὶయຊᏛㅮ₇఍/⯟✵Ᏹᐂᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࢩ࣏ࣥࢪ࣒࢘ 2010 ㅮ₇㞟㸪pp. 729-734㸪
⡿Ꮚ㸬
5) 㧗ᮌு἞㸪 ⛅⏣ ๛㸪ᔱ ⱥᚿ㸪
͆Ᏹᐂᶵ⇕ࣔࢹࣝ࡟࠾ࡅࡿࣃ࣓࣮ࣛࢱ᥎ᐃ࡬ࡢ⢏Ꮚࣇ࢕ࣝࢱ࣮ࡢ㐺⏝㸪 ͇
➨ 42 ᅇὶయຊᏛㅮ₇఍/⯟✵Ᏹᐂᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࢩ࣏ࣥࢪ࣒࢘ 2010 ㅮ₇㞟㸪pp. 735-740㸪
⡿Ꮚ㸬
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6) ⛅⏣ ๛㸪㧗ᮌு἞㸪ᔱ ⱥᚿ㸪
͆ࢹ࣮ࢱྠ໬࡟ࡼࡿᏱᐂᶵࡢ⇕ᩘᏛࣔࢹࣝ᥎ᐃ㸪
͇ ➨ 54 ᅇᏱᐂ⛉Ꮫᢏ
⾡㐃ྜㅮ₇఍ㅮ₇㞟㸪JSASS-2010-4370㸪2010 ᖺ 11 ᭶㸪 㟼ᒸ㸬
7) ⛅⏣ ๛㸪㧗ᮌு἞㸪ᔱ ⱥᚿ㸪
͆୙☜ᐃᛶࢆ⪃៖ࡋࡓ⭷㠃ࢲ࢖ࢼ࣑ࢡࢫゎᯒࡢ୍⪃ᐹ㸪
͇➨ 19 ᅇࢫ࣌
࣮ࢫ࢚ࣥࢪࢽ࢔ࣜࣥࢢ࣭ࢥࣥࣇ࢓ࣞࣥࢫㅮ₇㞟㸪C-1㸪 2011 ᖺ 1 ᭶㸪 ⇃ᮏ㸬
8) ⛅⏣ ๛㸪㧗ᮌு἞㸪ᔱ ⱥᚿ㸪
͆ࢹ࣮ࢱྠ໬࡟ࡼࡿ⾨ᫍ⇕ᩘᏛࣔࢹࣝࡢ┦㛵ゎᯒ㸪
͇➨ 60 ᅇ⌮ㄽᛂ⏝ຊ
Ꮫㅮ₇఍㸪OS11-05㸪2011 ᖺ 3 ᭶㸪ᮾி㸬
9) ⛅⏣ ๛㸪㧗ᮌு἞㸪ᔱ ⱥᚿ㸪
͆ࢹ࣮ࢱྠ໬࡟ࡼࡿ ᐃࢹ࣮ࢱ࡜ᩘ್ゎᯒࣔࢹࣝࡢ⼥ྜ㸸Ᏹᐂᶵ⇕タィ
࡬ࡢ㐺⏝࡟ࡴࡅ࡚㸪
͇➨ 11 ᅇᏱᐂ⛉Ꮫࢩ࣏ࣥࢪ࣒࢘㸦࣏ࢫࢱ࣮Ⓨ⾲㸧
㸪2011 ᖺ 1 ᭶㸪┦ᶍཎ㸬㻌
-86-
This document is provided by JAXA.
HPC@JAXA2010
ᾮయ䝻䜿䝑䝖䜶䞁䝆䞁䛻䛚䛡䜛⇞↝᣺ື䛾ᩘ್ⓗ◊✲㻌
Numerical Study on Oscillatory Combustion of a Liquid Rocket Engine
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮㸦Ᏹᐂ⛉Ꮫ◊✲ᡤ㸧
㸪㧗ᮌு἞([email protected])
◊✲ศᢸ⪅㸸᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮㸪ΎỈኴ㑻([email protected])
᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮㸪ᇼ ᬮ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ᾮ㓟-ᾮỈࣟࢣࢵࢺ࢚ࣥࢪࣥ࡟࠾ࡅࡿ⇞↝୙Ᏻᐃᛶ࡟㛵ࡍࡿᇶ♏ⓗ࡞▱ぢࢆᚓࡿࡇ࡜ࢆ┠ⓗ࡜ࡋ࡚ᖖ
࣭኱Ẽᅽୗ࡛ࡢྠ㍈ᄇᑕჾࢆ⏝࠸ࡓỈ⣲-㓟⣲❅⣲ᕼ㔘⇞↝ヨ㦂ࡀ⾜࡞ࢃࢀࡓ㸬ᮏ⇞↝ヨ㦂࡟࠾࠸࡚㸪
ⅆ⅖ᇶ㒊ࡀᄇᑕჾฟཱྀ㏆ഐ࡟௜╔ࡋࡓ≧ែ࡜㞳⬺ࡋࡓ≧ែࢆ⧞ࡾ㏉ࡍ࡜࠸࠺≉ᚩⓗ࡞⇞↝ᙧែ࡜኱Ẽᅽ
ࡢᩘ%⛬ᗘࡢᅽຊᦂືࡀほ ࡉࢀࡓ㸬ᮏ◊✲ࡢ┠ⓗࡣ⇞↝ヨ㦂࡟࠾࠸࡚ほ ࡉࢀࡓ≉ᚩⓗ࡞⇞↝ᙧែࡢ
ಖ⅖ᶵᵓ࡜ᅽຊᦂື࡟㛵ࡍࡿᇶ♏ⓗ࡞▱ぢࢆᚓࡿࡇ࡜࡟࠶ࡿ㸬
㻌 ◊✲ࡢᴫせ
໬Ꮫ཯ᛂࢆ⪃៖ࡋࡓᅽ⦰ᛶࢼࣅ࢚࣭ࢫࢺ࣮ࢡࢫ᪉⛬ᘧ࡟ࡼࡿ 3 ḟඖࢩ࣑࣮ࣗࣞࢩࣙࣥࢆᐇ᪋ࡋࡓ㸬໬
Ꮫ཯ᛂࣔࢹࣝ࡜ࡋ࡚ࡣ Li ࡽ࡟ࡼࡗ࡚ᥦ᱌ࡉࢀࡓỈ⣲-㓟⣲ヲ⣽໬Ꮫ཯ᛂࣔࢹࣝࢆಟṇࡋࡓ 8 ໬Ꮫ✀-13
⣲཯ᛂࣔࢹࣝࢆ⏝࠸ࡓ㸬⇞ᩱ࡜ࡋ࡚Ỉ⣲ࢆ⏝࠸㸪㓟໬๣࡜ࡋ࡚㓟⣲࡜❅⣲ࡢΰྜẼࢆ⏝࠸ࡓ㸬ὶ㔞᮲௳
ࡣᐇ㦂࡟࠾࠸࡚≉ᚩⓗ࡞⇞↝ᙧែࡢಖ⅖ᶵᵓ࡜ᅽຊᦂືࡀほ ࡉࢀࡓࡶࡢࢆ⏝࠸ࡓ㸬⇞↝ࢆ㛤ጞࡉࡏࡿ
ࢯ࣮ࢫ࡜ࡋ࡚㧗 ࡢ᪤⇞࢞ࢫࢆᄇᑕჾฟཱྀ࡟ึᮇ᮲௳࡜ࡋ࡚୚࠼ࡓ㸬ࢩ࣑࣮ࣗࣞࢩࣙࣥࡢ⤖ᯝ࠿ࡽⅆ⅖
ࡢಖᣢ㸪⇞↝ᐊෆ㒊ࡢᅽຊࡢ᫬㛫Ⓨᒎ㸪ཬࡧ࿘Ἴᩘゎᯒࢆ⾜ࡗࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ࢩ࣑࣮ࣗࣞࢩࣙࣥࢆ⾜ࡗࡓ⤖ᯝ㸪≉ᚩⓗ࡞ⅆ⅖ᙧែ࡜ࡑࢀ࡟క࠺ᅽຊࢆᤊ࠼ࡿࡇ࡜࡟ᡂຌࡋࡓ㸬ࡲࡓ
ࡑࡢ㝿㸪⇞↝ヨ㦂࡟࠾࠸࡚ᅽຊィ ࢆ⾜ࡗࡓ఩⨨࡟࠾࠸࡚኱Ẽᅽࡢ1% (1kPa)⛬ᗘࡢᅽຊᦂືࡀ⏕ࡌ࡚
࠸ࡿࡇ࡜ࡀࢃ࠿ࡗࡓ㸬ᅽຊಙྕࡢ࿘Ἴᩘゎᯒࢆ⾜ࡗࡓ࡜ࡇࢁ㸪➨1ࣆ࣮ࢡࡣ1090Hz⛬ᗘ࡛࠶ࡗࡓ㸬ࡇࢀ
ࡣ⇞↝ヨ㦂ࡢᅽຊಙྕࡢ࿘Ἴᩘゎᯒ⤖ᯝ࡜ࡼࡃ୍⮴ࡍࡿ㸬
ᅗ1 ⅆ⅖(OHࡢ㉁㔞ศ⋡)࡜ᅽຊࡢศᕸ
-87-
This document is provided by JAXA.
HPC@JAXA2010
㻌
㻌
㻌
㻌
㻌
㻌
㻌
37
37
37
37
37
7HPSRUDO'HYHORSPHQWRI3UHVVXUH
㻌
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3UHVVXUH>+]@
㻌
㻌
㻌
㻌
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ᅗ 2 ᅽຊᦂືࡢ᫬㛫Ⓨᒎ
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ࡞ࡋㄽᩥ
1) “Numerical Study of the Flame Aiming for the Evaluation of Combustion Instability at the
Atmospheric Pressure”㸪 AIAA paper㸪 2011-0329.
ཱྀ㢌Ⓨ⾲
2) 2010ᖺ㸪12᭶㸪
ࠕྠ㍈ᄇὶⅆ⅖࡟࠾ࡅࡿ⇞↝୙Ᏻᐃᛶࡢᩘ್ⓗ࡞ホ౯ࠖ
㸪➨48ᅇ⇞↝ࢩ࣏ࣥࢪ࣒࢘㸪 ⚟
ᒸ㸪2010ᖺ㸬
3) 2011ᖺ㸪1᭶㸪“Numerical Study of the Flame Aiming for the Evaluation of Combustion Instability
at the Atmospheric Pressure”㸪 49th. AIAA Aerospace Sciences Meeting Including the New
Horizons Forum and Aerospace Exposition㸪 Orlando.
-88-
This document is provided by JAXA.
HPC@JAXA2010
㻴㻙㻞㻮 䝥䝹䞊䝮ຍ⇕ホ౯䛸䝻䜿䝑䝖⇞↝ჾ䝺䝌䝛䞊䝍ᛶ⬟ホ౯㻌
Estimations on Plume Heating of H-2B Rocket and Impedance of Rocket Engine Resonators
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮㸦Ᏹᐂ⛉Ꮫ◊✲ᡤ㸧
㸪㧗ᮌு἞([email protected])
◊✲ศᢸ⪅㸸᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮㸪ΎỈኴ㑻([email protected])
㻌 ィ⟬ࡢ┠ⓗ
1. H-2Bᡴࡕୖࡆ᫬ࡢᶵయ࡬ࡢ⇕ὶ᮰ホ౯
2. ࣟࢣࢵࢺ⇞↝ჾࣞࢰࢿ࣮ࢱ㠀⥺ᙧ㡢㡪ホ౯
㻌 ◊✲ࡢᴫせ
1. ࣟࢣࢵࢺࣉ࣮࣒ࣝ࠿ࡽࡢᑐὶཬࡧ㍽ᑕຍ⇕ࢆ⪃៖ࡋࡓᐃᖖゎᯒࢆᐇ᪋ࡋ㸪ᶵయࡢᏳ඲ᛶホ౯࡟㈨ࡍ
ࡿ
2. ኱᣺ᖜࡢ⇞↝᣺ືⓎ⏕᫬࡟࠾ࡅࡿ㸪ࣞࢰࢿ࣮ࢱࡢ≉ᛶࡢホ౯ࢆ㠀ᐃᖖCFD࡛ᐇ᪋
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
1. ள㡢㏿ཬࡧ㉸㡢㏿ᇦ࡛ࡢ⇕ὶ᮰ࢆホ౯ࡋ㸪ࣉࣟࢪ࢙ࢡࢺ࡬ሗ࿌
2. ᪤Ꮡ◊✲࡜ࡢẚ㍑ࢆᐇ᪋ࡋ㸪㠀ᵓ㐀᱁Ꮚࢆ⏝࠸࡚ࡶ㸪㧗⢭ᗘ࡞ゎᯒࡀ࡛ࡁࡿࡇ࡜ࢆ☜ㄆࡋࡓ㸬ྛ✀
Ꮫ఍➼࡛Ⓨ⾲ணᐃ㸬
ᅗ1 H-2Bࣟࢣࢵࢺࡢ⇕ὶ᮰࡜ὶ⥺
-89-
This document is provided by JAXA.
HPC@JAXA2010
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ࡞ࡋㄽᩥ
1) ͆᣺ື⇞↝ᢚไ࡟ྥࡅࡓྲྀࡾ⤌ࡳ㸫ࣞࢰࢿ࣮ࢱ࡜⇞↝ჾࡢῶ⾶≉ᛶホ౯㸫͇ΎỈ௚㸪 ᮾ኱JAXA㐃ᦠ
ㅮᗙࢩ࣏ࣥࢪ࣒࢘㸪 ͆ࣟࢣࢵࢺ࢚ࣥࢪࣥゎᯒᢏ⾡ࡢ᪂ᒎ㛤͇9/28㸪 2010
ࡑࡢ௚㸦-$;$ ᢏ⾡㈨ᩱ࡞࡝㸧
2) JAXAᢏ⾡㈨ᩱ PED-10001͆H-2Bࣉ࣮࣒ࣝຍ⇕ゎᯒᐃᖖィ⟬⤖ᯝ͇
3) JAXAᢏ⾡㈨ᩱ PED-10004͆㑇ఏⓗ᭱㐺໬࡟ࡼࡿLNG down size ࢚ࣥࢪࣥࣞࢰࢿ࣮ࢱタィ͇
-90-
This document is provided by JAXA.
HPC@JAXA2010
䝻䜿䝑䝖ᡴୖ䛢᫬㡢㡪ゎᯒ㻌
Study on Launcher Acousics
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮㸦Ᏹᐂ⛉Ꮫ◊✲ᡤ㸧
㸪㧗ᮌு἞([email protected])
◊✲ศᢸ⪅㸸᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮㸪ሐㄔྖ ([email protected])
᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮㸪⚟⏣⣫኱([email protected])
ᰴᘧ఍♫ ⳻཭ࢩࢫࢸ࣒ࢬ㸪➉ᕝᅜஅ([email protected])
ᰴᘧ఍♫ ⳻཭ࢩࢫࢸ࣒ࢬ㸪ఀ⸨ᾈஅ([email protected])
ᰴᘧ఍♫ ィ⟬ຊᏛ◊✲ࢭࣥࢱ࣮㸪㧗℩ៅ௓([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ࣟࢣࢵࢺᡴࡕୖࡆ᫬࡟ࣉ࣮࣒ࣝࡼࡾⓎ⏕ࡍࡿ㡢Ἴࡣᦚ㍕ࡉࢀ࡚࠸ࡿ⾨ᫍ࡟ᙳ㡪ࢆ୚࠼ࡿࡇ࡜ࡀศ࠿ࡗ
࡚࠾ࡾ㸪࢖ࣉࢩࣟࣥࣟࢣࢵࢺ࡛ࡣ㡢㡪ࣞ࣋ࣝࡢపῶ࡜ྠ᫬࡟ᑕⅬࡢࣔࣂ࢖ࣝ໬ࢆᐇ⌧ࡍࡿࡇ࡜ࡀタィせ
ồ࡜ࡋ࡚ᣲࡆࡽࢀ࡚࠸ࡿ㸬ࡇࢀࡲ࡛୺࡟⏝࠸ࡽࢀ࡚ࡁࡓ༙⤒㦂๎(NASA SP-8072)ࡣ㡢※ࢆ⡆᫆ⓗ࡟ᶍ
ᨃࡋࡓࡶࡢ࡛࠶ࡾ㸪㦁㡢Ⓨ⏕ᶵᵓࡀ୙᫂☜࡛࠶ࡿࡓࡵ㡢㡪ࣞ࣋ࣝపῶ໬ࢆྍ⬟࡜ࡍࡿᑕⅬᙧ≧ࢆᶍ⣴ࡍ
ࡿࡇ࡜ࡣᅔ㞴࡛࠶ࡿ㸬ࡑࡇ࡛㸪᤼Ẽࣉ࣮࣒ࣝ࠿ࡽ⏕ࡌࡿࡢ㡢ἼࢆCFDࢆ⏝࠸࡚➨୍ཎ⌮ⓗ࡟ゎᯒࡋ㸪ࣟ
ࢣࢵࢺᡴୖࡆ᫬ࡢ㦁㡢Ⓨ⏕ᶵᵓࡢゎ᫂࡜పῶ໬ࢆᐇ⌧ࡍࡿᑕሙࡢᣦ㔪ࢆᚓࡿࡇ࡜ࡀ┠ⓗ࡛࠶ࡿ㸬
㻌 ◊✲ࡢᴫせ
JEDI ࢭࣥࢱ࡟࡚㛤Ⓨࢆ㐍ࡵ࡚࠸ࡿᑕሙタィࢶ࣮ࣝ(㡢※࡜㏆ഐሙࡢఏ᧛ࡣ upacs-2.0 ࢆ㐲᪉ሙࡢఏ᧛
ࡣ LPNOISE(FW-H ἲ)ࢆ౑⏝)ࢆ౑࠸㸪M-V ࣟࢣࢵࢺࡢ᪤ᏑᑕⅬࢆᨵಟࡍࡿࡇ࡜࡟ࡼࡿ㡢㡪ࣞ࣋ࣝࡢప
ῶຠᯝࢆㄪ࡭ࡓ㸬᭦࡟㸪」㞧ᑕⅬ࿘ࡾ࡟ᑐࡍࡿ㡢㡪ࣞ࣋ࣝࡢண ⢭ᗘࢆྥୖࡉࡏࡿࡇ࡜ࢆ┠ⓗ࡜ࡋ࡚㸪
LES/RANS ࣁ࢖ࣈࣜࢵࢻἲࡢ᳨ドࡸู㏵ᮾி኱Ꮫ࡜ඹྠ࡛ᐇ᪋ࡋࡓ⡆᫆ⅆ⅖೫ྥᯈᐇ㦂࡜ࡢẚ㍑࡟ࡼ
ࡿ⢭ᗘ᳨ドࢆᐇ᪋ࡋࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
M-Vࣟࢣࢵࢺࡢⅆ⅖೫ྥᯈࡢพ㒊ࢆᇙࡵࡿࡇ࡜࡟ࡼࡗ࡚㡢㡪⎔ቃࡀ࡝ࡢ⛬ᗘᨵၿࡉࢀࡿ࠿ࢆㄪ࡭ࡓ㸬
ᅗ1࡟࢖ࣉࢩࣟࣥ࡜M-Vࡢ㡢㡪Ἴࢆ㟼ᅽศᕸ࡟࡚ẚ㍑ࡍࡿ㸬M-V(ᅗ1(a))࡛ࡣⅆ⅖೫ྥᯈ࠿ࡽ㡢㡪ἼࡀⓎ
⏕ࡋ┤᥋ᶵయ࡟ධᑕࡋ࡚࠸ࡿࡀ㸪࢖ࣉࢩࣟࣥ(ᅗ1(b))࡛ࡣᶵయ࠿ࡽ㞳ࢀࡿᩳࡵୗὶ᪉ྥ࡬㡢㡪Ἴࡀఏ᧛ࡋ
࡚࠾ࡾ㸪ᶵయࡢ㡢㡪⎔ቃࡣᨵၿࡍࡿࡇ࡜ࡀほᐹࡉࢀࡓ㸬ᅗ2࡟࠾࠸࡚ᐃ㔞ⓗ࡟ẚ㍑ࡋࡓ⤖ᯝ㸪St=0.02௨
ୖࡢ㡿ᇦ࡛኱ࡁࡃ㡢㡪⎔ቃࡀᨵၿࡉࢀ࡚࠸ࡿࡇ࡜ࡀ☜ㄆ࡛ࡁࡓ㸬ⅆ⅖೫ྥᯈࡢพ㒊ࢆᇙࡵࡿࡇ࡜࡛ⅆ⅖
೫ྥᯈ⫪㒊ࡢࣇࣛࢵࣆࣥࢢ࡟ࡼࡿ Ⓨ⏕࠾ࡼࡧ㡢㡪Ⓨ⏕ࡀᢚ࠼ࡽࢀ࡚࠸ࡿࡓࡵ㡢㡪⎔ቃࡀ⦆࿴ࡉࢀࡓ㸬
ḟ࡟⡆᫆ⅆ⅖೫ྥᯈᙧ≧࡟ᑐᛂࡍࡿ᳨ドィ⟬ࢆᐇ᪋ࡋࡓ㸬ᐃᛶⓗ࡟ࡣᐇ㦂࡛ᚓࡽࢀࡓࢩ࣮ࣗࣜࣞࣥ⏬
ീ࡟ᑐᛂࡍࡿࣉ࣮ࣞࢺ⾪ᧁἼ࡞࡝ࡀᤊ࠼ࡽࢀࡓ㸬ࡲࡓ㡢㡪Ⓨ⏕ᶵᵓ࡜ࡋ࡚㸪1) ࣇ࣮ࣜࢪ࢙ࢵࢺ㒊ࡢᚤ⣽
࡞஘ὶ ࠿ࡽ⏕ࡌࡿ஘ὶΰྜ㦁㡢㸪2) ࣇ࣮ࣜࢪ࢙ࢵࢺ㒊࡜ᩳࡵᖹᯈୖࡢ2࠿ᡤ࠿ࡽ⏕ࡌࡿ࣐ࢵࣁἼ㸪 3)
ࡏࢇ᩿ᒙࡢ ࡜ࣉ࣮ࣞࢺ⾪ᧁἼࡢᖸ΅࡟ࡼࡗ࡚⏕ࡌࡿ⾪ᧁἼ㛵㐃㦁㡢࡟ఝࡓ㦁㡢※㸪ࡢ3ࡘࡀ୺せ࡞ࡶࡢ
࡛࠶ࡿ࡜࠸࠺ࡇ࡜ࢆ☜ㄆ࡛ࡁࡓ㸬(ᅗ3) ࡲࡓ㐲᪉ሙ࡟࠾ࡅࡿࢫ࣌ࢡࢺࣝࢆㄪ࡭ࡓ࡜ࡇࢁ㸪⾪ᧁἼ㛵㐃㦁
㡢࡟ఝࡓ඲᪉ྥᣦྥᛶࢆᣢࡘࢫ࣌ࢡࢺࣝࡀᚓࡽࢀࡓ㸬᭦࡟ᩳࡵᖹᯈ࡟ἢࡗ࡚ୗὶഃࡢィ Ⅼ࡛ࡣప࿘࡟
ࣆ࣮ࢡࢆᣢࡘ࣐ࢵࣁἼࡀほᐹࡉࢀࡓ㸬ࢪ࢙ࢵࢺࡀⅆ⅖೫ྥᯈ࡟⾪✺ࡍࡿ⾪✺Ⅼ࠿ࡽ40D㞳ࢀࡓ㐲᪉ሙ࡟
࠾࠸࡚࣐࢖ࢡࣟࣇ࢛ࣥࢹ࣮ࢱ࡜ᩘ್ィ⟬⤖ᯝࢆOASPL್࡛ẚ㍑ࡋࡓ⤖ᯝ㸪ᅗ4࡟♧ࡍࡼ࠺࡟6dB⛬ᗘࡢ
ண ⢭ᗘࡀᚓࡽࢀࡓ㸬௒ᚋࡉࡽ࡞ࡿண ⢭ᗘྥୖࢆ┠ᣦࡋࡓ◊✲ࢆ㐍ࡵࡿணᐃ࡛࠶ࡿ㸬
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㻌
㻌
(a) M-V
(b) ࢖ࣉࢩࣟ
ᅗ 1 ᡴୖࡆ᫬㡢㡪⎔ቃࡢẚ㍑㸬(㟼ᅽศᕸ)㻌
10log(W(f)/W mechnical power) [dB]
60
50
40
30
20
10
0
-10
0.001
0.005 0.01
㻌
㻌
㻌
㻌
㻌
㻌
㻌
㻌
㻌
㻌
㻌
㻌
㻌
㻌 0.05 0.1
㻌St
: E-X
: M-V
0.5
1
ᅗ 2 ࣇ࢙࢔ࣜࣥࢢ㒊ࡢ 1/3 ࢜ࢡࢱ࣮ࣈࣂࣥࢻ SPL ẚ㍑㸬⦪㍈ࡣ࢚ࣥࢪࣥ᤼Ẽ࢚ࢿࣝࢠ࡛↓ḟඖ
㻌㻌
㻌
ᅗ 3 ⡆᫆ⅆ⅖೫ྥᯈᙧ≧࡟࠾ࡅࡿ㟼ᅽศᕸ࡜ᐦᗘ➼㧗⥺㸬
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This document is provided by JAXA.
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㻌
145
OASBP[dB]
140
135
130
125
㻡㻜
㻣㻜
㻥㻜
㻝㻝㻜
Angletoinletaxis[deg.]
㻝㻟㻜
㻝㻡㻜
㻌
ᅗ 4 㐲᪉ሙ࡟࠾ࡅࡿ OASPL ್ࡢẚ㍑㸬
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ࡞ࡋㄽᩥ࠾ࡼࡧཱྀ㢌Ⓨ⾲
1) Tsutsumi㸪 S.㸪 Fukuda㸪 K.㸪 Takaki㸪 R.㸪 Ishii㸪 T.㸪 and Ui㸪 K.㸪 “Acoustic Design of
Launch-Pad for Advanced Solid Rocket㸪” J.A.S.A.㸪 vol. 127㸪 no. 3㸪 pp. 1742 (2010).
2) ሐ ㄔྖ㸪⚟⏣⣫኱㸪㧗ᮌு἞㸪ᔱ ⱥᚿ㸪⸨஭Ꮥ⸝㸪
͆ࣟࢣࢵࢺᡴୖࡆ᫬ࡢ㡢㡪᣺ື࡟ࡘ࠸࡚”㸪㦁㡢ไ
ᚚ㸪Vol.34㸪 No.4㸪 2010
3) ⚟⏣⣫኱㸪ሐ ㄔྖ㸪㧗ᮌு἞㸪Ᏹ஭ᜤ୍㸪
͆࢖ࣉࢩࣟࣥࣟࢣࢵࢺ࡟࠾ࡅࡿᡴୖࡆ᫬㡢㡪ࣞ࣋ࣝࡢண ࡜పῶ໬”㸪➨54ᅇᏱᐂ⛉Ꮫ㐃ྜㅮ₇఍㸪JSASS-2010-4084㸪2010.
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≀య㐺ྜ䞉┤஺䝝䜲䝤䝸䝑䝗㠀ᵓ㐀᱁Ꮚ䜢⏝䛔䛯 㻯㻲㻰 ゎᯒᡭἲ䛾㛤Ⓨ䛸㻌
䜲䝥䝅䝻䞁䝻䜿䝑䝖✵ຊ≉ᛶ䛾ᩘ್ゎᯒ㻌
Development of CFD Tool Based on Body-Fitted/Cartesian Grids and Numerical Analysis
on Aerodynamic Characteristics of Epsilon Launch Vehicle
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮㸦Ᏹᐂ⛉Ꮫ◊✲ᡤ㸧
㸪㧗ᮌு἞([email protected])
◊✲ศᢸ⪅㸸᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮㸪໭ᮧᆂ୍([email protected])
ᰴᘧ఍♫ ィ⟬ຊᏛ◊✲ࢭࣥࢱ࣮㸪㟷㔝῟ஓ([email protected])
᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮㸪ⴱ⏕࿴ே([email protected])
᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮㸪ᔱ ⱥᚿ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
2013ᖺᡴୖࡆணᐃࡢ࢖ࣉࢩࣟࣥࣟࢣࢵࢺࡢ◊✲࣭㛤Ⓨࢫࢣࢪ࣮ࣗࣝ࡟ྜࢃࡏ࡚ᶵయࡢ✵ຊゎᯒࢆ⾜
࠸㸪ᙧ≧ࡢኚ᭦➼ࢆᥦ᱌㸪ࣉࣟࢪ࢙ࢡࢺ࡬ࡢ㈉⊩ࢆᯝࡓࡍ஦ࡀᮏィ⟬ࡢ┠ⓗ࡛࠶ࡿ㸬࢖ࣉࢩࣟࣥࣟࢣࢵ
ࢺࡢᙧ≧ࡣ」㞧࡛࠶ࡿࡓࡵ㸪ゎᯒࡢ๓ฎ⌮࡜ࡋ࡚ࡢィ⟬᱁Ꮚ⏕ᡂࡀ㞴ࡋࡃ㸪ゎᯒࡑࡢࡶࡢ࡟ࡶ᫬㛫ࡸࢸ
ࢡࢽࢵࢡࢆせࡍࡿ㸬ࡇࡢࡓࡵ㸪JSSୖࡢ୪ิィ⟬࡟ࡼࡿゎᯒ᫬㛫ࡢ▷⦰ࡀᚲ㡲࡛࠶ࡿ㸬
᱁ᏊⅬᩘ㸸⣙600୓Ⅼ㹼6㸪400୓Ⅼ
CPUྎᩘ㸸Mࢩࢫࢸ࣒ 16㹼128ྎ
ィ⟬᫬㛫㸸⣙2㐌㛫/ࢣ࣮ࢫ
ࢣ࣮ࢫᩘ㸸20ࢣ࣮ࢫ௨ୖ
㻌 ◊✲ࡢᴫせ
࢖ࣉࢩࣟࣥࣟࢣࢵࢺࡣ㸪M-V ࣟࢣࢵࢺࡢᢏ⾡ࢆ⥅ᢎࡋࡓୖ࡛㸪⡆⣲࡞ᡴୖࡆࢩࢫࢸ࣒࡟ࡼࡿᑠᆺ⾨ᫍ
ࡢຠ⋡ⓗ㐠⏝࡞࡝ࢆ┠ⓗ࡜ࡋ࡚Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ(JAXA)࡟࡚◊✲࣭㛤Ⓨࡀ㐍ࡵࡽࢀ࡚࠸ࡿ㸬⌧ᅾ㸪
ࡑࡢᶵయᙧ≧࡟ࡘ࠸᳨࡚ウࡀ⾜ࢃࢀ࡚࠾ࡾ㸪ࡑࡢ✵ຊ≉ᛶࢆ▱ࡿ஦ࡣᡴୖ⬟ຊ࣭ไᚚᛶゎᯒ࣭Ⲵ㔜ゎᯒ
➼㸪ࢩࢫࢸ࣒ࡢᡂ❧ᛶࢆホ౯ࡍࡿୖ࡛㸪ᴟࡵ࡚㔜せ࡛࠶ࡿ㸬ࡑࡇ࡛ᮏ◊✲࡛ࡣ㸪࢖ࣉࢩࣟࣥࣟࢣࢵࢺࡢ
ᶵయᙧ≧࡟ᑐࡋ᭱᪂ࡢ CFD㸦ᩘ್ὶయຊᏛ㸧ᢏ⾡ࢆ฼⏝ࡋࡓゎᯒࢆ⾜࠸㸦ᅗ 1㸪 2㸧
㸪ᑐᛂࡍࡿ㢼Ὕヨ
㦂㸦ᅽຊ ᐃࡸྍど໬ヨ㦂ࢆᐇ᪋㸧ࢹ࣮ࢱ࡜ࡢẚ㍑ࢆ㏻ࡋ࡚㸪࢖ࣉࢩࣟࣥࣟࢣࢵࢺࡢ㣕⾜୰ࡢ࿘ᅖࡢὶ
ࢀሙࡸᶵయ࡟࠿࠿ࡿ✵Ẽຊࢆㄪ࡭ࡓ㸬࡞࠾㸪ゎᯒ࡟ࡣ㸪⌧ᅾ JAXA/JEDI ࡛㛤Ⓨ୰ࡢ≀య㐺ྜ࣭┤஺ࣁ
࢖ࣈࣜࢵࢻ㠀ᵓ㐀᱁Ꮚゎᯒࢶ࣮ࣝ”LS-Grid/Flow”ࢆ⏝࠸ࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
࣭௦⾲ⓗ࡞㣕⾜᮲௳࡜ࡋ࡚㸪ືᅽ᭱኱࡜࡞ࡿ࣐ࢵࣁ1.5ࢆ㑅ᐃࡋ㸪ࡲࡎ㢼Ὕヨ㦂࡟ᑐᛂࡍࡿゎᯒࢆ⾜ࡗࡓ㸬
ࡑࡢ⤖ᯝ㸪⾪ᧁἼⓎ⏕఩⨨ࡸቃ⏺ᒙ๤㞳ࡢつᶍ㸪ᶵయ࡟࠿࠿ࡿ㍈ຊࡸἲ⥺ຊ࡟ࡘ࠸࡚ ᐃࢹ࣮ࢱ࡜Ⰻ
ዲ࡟୍⮴ࡍࡿゎᯒ⤖ᯝࢆᚓࡓ㸬ࡲࡓ㸪ࡇࢀ࡟ᇶ࡙ࡁᐇ㣕⾜᫬ࡢゎᯒࡶ⾜࠸㸪ᐇ㦂࡛ࡣ ᐃ࡛ࡁ࡞࠸✵
ຊࢹ࣮ࢱ㸦࣮ࣟࣝ㸪ἲ⥺ຊศᕸ㸪ࣞ࢖ࣀࣝࢬᩘຠᯝ㸧ࢆྲྀᚓࡋ㸪ࣉࣟࢪ࢙ࢡࢺ࡬ᥦ౪ࡋࡓ㸬ࡇࢀࡽࡢ
ࢹ࣮ࢱࡣ㸪タィ࡟኱ኚ㔜せ࡜࡞ࡿ࡜⪃࠼ࡽࢀࡿ㸬
࣭⾪ᧁἼࡢฟ࡞࠸࣐ࢵࣁ0.7࡟࠾࠸࡚ࡶྠᵝࡢゎᯒࢆ⾜࠸㸪㢼Ὕヨ㦂࡜࡯ࡰ୍⮴ࡍࡿ⤖ᯝ࠾ࡼࡧᒁᡤἲ⥺
ຊࡀ࣐ࢵࣁ1.5࡜ྠ➼࡜࡞ࡿ஦࡞࡝ࢆ♧ࡋࡓ㸬
࣭ᶵయᙧ≧ኚ᭦ᚋࡢ᭱᪂ᙧ≧࡟ᑐࡋ㸪ୖグ࡜ྠᵝࡢゎᯒࢆ㛤ጞࡋࡓ㸬ୖグࡢ▱ぢ࡜⤒㦂࠿ࡽຠ⋡Ⰻࡃ㐍
ࡵ࡚࠸ࡿ㸬
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㻌
ᅗ 1 ⾲㠃ᅽຊศᕸ࡜࿘ᅖࡢᐦᗘ໙㓄⤯ᑐ್ศᕸ㸦㏄ゅ 5 ᗘ㸪࣮ࣟࣝゅ 60 ᗘ㸧㸪⣙ 6㸪400 ୓Ⅼ
㻌
㻌
ᅗ 2 ඲ᶵ࠾ࡼࡧྛ✺㉳ࡀసࡾฟࡍ࣮࣮࣓ࣟࣝࣔࣥࢺ
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) ໭ᮧᆂ୍㸪⸨ᮏᆂ୍㑻㸪ⴱ⏕࿴ே㸪㔝୰ ⪽㸪ධ㛛᭸Ꮚ㸪⚟ῧ᳃ᗣ㸪ᔱ ⱥᚿ㸸 ḟᮇᅛయࣟࢣࢵࢺ✵
ຊ≉ᛶ࡟ࡘ࠸࡚ࡢᩘ್ゎᯒ㸪⯟✵Ᏹᐂᢏ⾡㸪Vol.10 (2011)㸪 pp.1-10㸬
2) ໭ᮧᆂ୍㸪⸨ᮏᆂ୍㑻㸪㔝୰ ⪽㸪ධ㛛᭸Ꮚ㸪⚟ῧ᳃ᗣ㸪ᔱ ⱥᚿ㸸 ḟᮇᅛయࣟࢣࢵࢺ✵ຊ≉ᛶ࡟ࡘ
࠸࡚ࡢ㢼Ὕヨ㦂㸪⯟✵Ᏹᐂᢏ⾡㸪Vol.9 (2010)㸪 pp.9-14㸬
ཱྀ㢌Ⓨ⾲
3) ໭ᮧᆂ୍㸪ⴱ⏕࿴ே㸪ධ㛛᭸Ꮚ㸪㔝୰ ⪽㸪⸨ᮏᆂ୍㑻㸪⚟ῧ᳃ᗣ㸪ᔱ ⱥᚿ㸪
͆࢖ࣉࢩࣟࣥࣟࢣࢵࢺࡢ
㑄㡢㏿✵ຊ≉ᛶ࡟ࡘ࠸࡚㸪
͇H22ᖺᗘᏱᐂ⯟⾜ࡢຊᏛࢩ࣏ࣥࢪ࣒࢘㸦2010ᖺ12᭶㸧
㸬
4) ໭ᮧᆂ୍㸪ᔱ ⱥᚿ㸪
͆AUSM᪘ࢫ࣮࣒࢟ࡢ᪂ࡋ࠸ᅽຊὶ᮰㸸 ᴟ㉸㡢㏿✵ຊຍ⇕ィ⟬ࡢࡓࡵࡢ⾪ᧁἼ
Ᏻᐃ㸪඲㏿ᗘᩘ್ὶ᮰ࡢ㛤Ⓨ࡟ྥࡅ࡚㸪
͇➨24ᅇᩘ್ὶయຊᏛࢩ࣏ࣥࢪ࣒࢘㸦2010ᖺ12᭶㸧
㸬
5) ໭ᮧᆂ୍㸪⸨ᮏᆂ୍㑻㸪ⴱ⏕࿴ே㸪㔝୰ ⪽㸪ධ㛛᭸Ꮚ㸪⚟ῧ᳃ᗣ㸪ᔱ ⱥᚿ㸪
͆࢖ࣉࢩࣟࣥࣟࢣࢵࢺࡢ
✵ຊ≉ᛶ㸪
͇➨54ᅇᏱᐂ⛉Ꮫᢏ⾡㐃ྜㅮ₇఍㸦2010ᖺ11᭶㸧
㸬
6) ໭ᮧᆂ୍㸪⸨ᮏᆂ୍㑻㸪ⴱ⏕࿴ே㸪㔝୰ ⪽㸪ධ㛛᭸Ꮚ㸪⚟ῧ᳃ᗣ㸪ᔱ ⱥᚿ㸪
͆ḟᮇᅛయࣟࢣࢵࢺ✵ຊ
≉ᛶ࡟ࡘ࠸࡚ࡢᩘ್ゎᯒ㸪
͇➨42ᅇὶయຊᏛㅮ₇఍/⯟✵Ᏹᐂᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࢩ࣏ࣥࢪ࣒࢘
2010㸪1D6㸪 JSASS-2010-2054-A㸦2010ᖺ6᭶㸧
㸬
7) Keiichi Kitamura㸪 Kazuto Kuzuu㸪 Satoshi Nonaka㸪 Tomoko Irikado㸪 Keiichiro Fujimoto㸪 Eiji
Shima㸪 “Aerodynamic Analysis on Epsilon Launch Vehicle㸪” 28th International Symposium on
Space Technology and Science (ISTS)㸪 ISTS 2011-g-04㸦2011ᖺ6᭶㸪ணᐃ㸧
㸬
-95-
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䝇䜽䝷䝮䝆䜵䝑䝖䜶䞁䝆䞁ෆ㒊ᙧ≧䛾✵ẼຊᏛⓗຠᯝ㻌
Aerodynamic Research on Flow Path Configuration of a Scramjet Engine
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸Ᏹᐂ㍺㏦࣑ࢵࢩࣙࣥᮏ㒊Ᏹᐂ㍺㏦⣔᥎㐍ᢏ⾡◊✲㛤Ⓨࢭࣥࢱ࣮㸦ゅ⏣㸧
㸪
బ⸨ ⱱ([email protected])
◊✲ศᢸ⪅㸸ᰴᘧ఍♫᪥❧ᮾ᪥ᮏࢯ࣮ࣜࣗࢩࣙࣥࢬ㸦ゅ⏣Ᏹᐂࢭࣥࢱ࣮ᅾ໅㸧
㸪
᐀ീ฼ᙪ([email protected]㸧
ᰴᘧ఍♫ࢫ࣮࣌ࢫࢧ࣮ࣅࢫ㸦ゅ⏣Ᏹᐂࢭࣥࢱ࣮ᅾ໅㸧
㸪
⚟஭ṇ᫂([email protected])
ᰴᘧ఍♫᪥❧ᮾ᪥ᮏࢯ࣮ࣜࣗࢩࣙࣥࢬ㸦ゅ⏣Ᏹᐂࢭࣥࢱ࣮ᅾ໅㸧
㸪
㧗ᶫṇᬕ([email protected])
ᰴᘧ఍♫᪥❧ᮾ᪥ᮏࢯ࣮ࣜࣗࢩࣙࣥࢬ㸦ゅ⏣Ᏹᐂࢭࣥࢱ࣮ᅾ໅㸧
㸪
Ώ㑓Ꮥᏹ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
෌౑⏝ᆺᏱᐂ᥎㐍ᶵ㛵࡛࠶ࡿ」ྜ᥎㐍࢚ࣥࢪࣥࡢ୺せ࣮ࣔࢻ࡛࠶ࡿࢫࢡ࣒ࣛࢪ࢙ࢵࢺ࢚ࣥࢪࣥ࡟ᑵ࠸
࡚㸪ࡑࡢෆ㒊ᙧ≧ࡀ࢚ࣥࢪࣥᛶ⬟࡟ཬࡰࡍᙳ㡪ࢆCFD᥼⏝࡟࡚✵ẼຊᏛⓗ࡟ゎ᫂ࡋ㸪」ྜ࢚ࣥࢪࣥࡢタ
ィ࡟㈨ࡍࡿࡇ࡜㸬
ゅ⏣Ᏹᐂࢭࣥࢱ࣮࡟⵳✚ࡉࢀ࡚࠸ࡿ㇏ᐩ࡞࢚ࣥࢪࣥヨ㦂⤖ᯝ࠿ࡽ࢚ࣥࢪࣥᛶ⬟ྥୖ࡟⧅ࡀࡿᅉᏊࢆᢳ
ฟࡍࡿࡓࡵ㸪࢚ࣥࢪࣥヨ㦂⤖ᯝ࡜ᑐẚࡍࡿCFDࡀ୙ྍḞ࡛࠶ࡾ㸪ࡲࡓ࢚ࣥࢪࣥᛶ⬟ྥୖ࡟⧅ࡀࡿࡶࡢ࡜
ࡋ࡚⪃᱌ࡉࢀࡓ࢚ࣥࢪࣥᙧែࢆヨࡍ࡟ࡶCFDࡀ୙ྍḞ࡛࠶ࡿ㸬
㻌 ◊✲ࡢᴫせ
ゅ⏣Ᏹᐂࢭࣥࢱ࣮࡛ࡣ」ྜ᥎㐍࢚ࣥࢪࣥࡢ୺せ࣮ࣔࢻ࡜ࡋ࡚ࢫࢡ࣒ࣛࢪ࢙ࢵࢺ࢚ࣥࢪࣥࡢ◊✲ࢆ㐍ࡵ
࡚࠾ࡾ㸪࣒ࣛࢪ࢙ࢵࢺ࢚ࣥࢪࣥヨ㦂タഛ㸦RJTF㸧ࢆ⏝࠸࡚࢚ࣥࢪࣥᛶ⬟ヨ㦂ࢆከᩘ㔜ࡡ࡚᮶࡚࠸ࡿ㸬
ࡑࡢ㐣⛬࡛ࡣ࢚ࣥࢪࣥࡢෆ㒊ᙧ≧ࡢ୍㒊ࡢ㐪࠸ࡀ࢚ࣥࢪࣥᛶ⬟࡟኱ࡁ࡞ᙳ㡪ࢆ୚࠼ࡿࡇ࡜ࡀศ࠿ࡗ࡚࠸
ࡿ㸬
࢚ࣥࢪࣥࡢ୺せ⣲࡛࠶ࡿ࢖ࣥࣞࢵࢺ㸪ศ㞳㒊㸪ࢫࢺࣛࢵࢺ➼ࡢෆ㒊ᙧ≧ࡢ㐪࠸ࡀ࢚ࣥࢪࣥᛶ⬟࡟࡝ࡢ
ᵝ࡟ᙳ㡪ࡍࡿࡢ࠿㸪ᙜゅ⏣ࢭࣥࢱ࣮࡟⵳✚ࡉࢀ࡚࠸ࡿ㇏ᐩ࡞ᐇ㦂ࢹ࣮ࢱ࡟ᇶ࡙ࡁྛᙧែࡢࢩ࣑࣮ࣗࣞࢩ
ࣙࣥࢆCFD࡟࡚㐙⾜ࡍࡿ࡜ඹ࡟㸪ࡲࡓヨ㦂ᮍᐇ᪋ࡢᙧែ࡟ࡘ࠸࡚ࡶࢩ࣑࣮ࣗࣞࢩࣙࣥࢆ⾜ࡗ࡚࠸ࡿ㸬
࢚ࣥࢪࣥෆ㒊ᙧ≧ࡢ✵ẼຊᏛⓗຠᯝࢆCFD᥼⏝࡟ࡼࡾ㏣ồࡋ㸪ᐇ㦂ࢹ࣮ࢱ࡜ࡢᑐẚࢆ㔜ࡡ㸪✵ຊⓗຠ
ᯝࢆయ⣔໬ࡋ㸪」ྜ࢚ࣥࢪࣥࡢタィࡢุ᩿ᮦᩱࢆᵓ⠏ࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ࢫࢡ࣒ࣛࢪ࢙ࢵࢺ࢚ࣥࢪࣥෆࡣ㸪⾪ᧁἼ࡜⭾ᙇἼࡀᗄ㔜࡟ࡶⓎ⏕ࡋ㸪ࡑࢀࡽࡢ⧊ࡾ࡞ࡍὶࢀሙ࡜࡞ࡗ
࡚࠸ࡿ㸬࢚ࣥࢪࣥෆࡢ⾪ᧁἼ࡞࡝ࡢ⧊ࡾ࡞ࡍὶࢀሙࢆCFD࡟࡚ồࡵᐇ㦂ࢹ࣮ࢱ࡜ᑐẚࡋ⢭ᰝࡋ࡚᮶࡚࠸
ࡿ㸬Ⓨ⏕᥎ຊ≉ᛶࡀⰋዲ࡛࠶ࡗࡓ5/5ࢫࢺࣛࢵࢺᙧែ㸦ヨ㦂␒ྕM6S43➼㸧ࢆ୰ᚰ࡟≉ᛶࡢⰋዲࡉࢆࡶ
ࡓࡽࡋࡓࡢࡣఱ࠿CFDࢆ᥼⏝ࡋ࡚⢭ᰝࡋࡓ⤖ᯝ㸪࢚ࣥࢪࣥ୺せせ⣲࡛࠶ࡿࢫࢺࣛࢵࢺࡢ๓⦕⏤᮶ࡢᩳࡵ
⾪ᧁἼࡀ࢚ࣥࢪࣥ࢝࢘ࣝ๓⦕⏤᮶ࡢᩳࡵ⾪ᧁἼ࡜㔜ྜࡍࡿࡇ࡜࡛࢚ࣥࢪࣥෆ࡛ࡢ⇞↝࡟᭷฼࡞⎔ቃࠗ㧗
୕ゅᇦ࠘ࡀᙧᡂࡉࢀ࡚࠸ࡿࡇ࡜ࡀุ᫂ࡋ࡚࠸ࡿ㸬
-96-
This document is provided by JAXA.
HPC@JAXA2010
௒ᖺᗘࡣࡑࡢࠗ㧗 ୕ゅᇦ࠘ࢆᙧᡂࡋୟࡘ᢬ᢠࡢ᭱ᑠ໬ࢆᅗࢀࡿࢫࢺࣛࢵࢺᙧ≧ࢆ」ᩘ㏻ࡾ⪃᱌ࡋ
CFD࡟᳨࡚ウࢆ῝ࡵ㸪ࢫࢡ࣒ࣛࢪ࢙ࢵࢺ࢚ࣥࢪࣥࡢࢫࢺࣛࢵࢺᙧ≧ࢆタィỴᐃࡍࡿᴫᛕࡢෆᐜࡢ඘ᐇࢆ
ᅗࡗࡓ㸬
ࡲࡓ㸪࢚ࣥࢪࣥෆࡢὶࢀሙࡢ⢭ᰝࢆ㐍ࡵ㸪࢚ࣥࢪࣥෆ⇞↝࡟᪊࠸࡚╔ⅆ࣭ಖ⅖࡟᭷ຠ࡟స⏝ࡍࡿ⾪ᧁ
Ἴࡢᡂ❧ࡢ᭷↓ࢆ᥈⣴ࡋࡓ㸬
ຍ࠼࡚㸪⇞ᩱࢆ࢚ࣥࢪࣥෆ㉸㡢㏿Ẽὶ୰࡟೫ࡾ↓ࡃศᕸࡉࡏࡿࡓࡵࡢ᭱㐺ᄇᑕ᪉ᘧ࡬ྥࡅ࡚ࡢ᳨ウ࡟
╔ᡭࡋࡓ㸬
ゅ⏣࣒ࣛࢪ࢙ࢵࢺ࢚ࣥࢪࣥヨ㦂タഛࢆ⏝࠸࡚⾜ࡗࡓ㣕⾜࣐ࢵࣁ᮲௳ୗ࡛Ⰻዲ࡞࢚ࣥࢪࣥᛶ⬟ࢆ♧ࡋࡓ
ᙧែࡀⰋዲ࡞ᡂ⦼ࢆ♧ࡋࡓせᅉࢆ࢚ࣥࢪࣥࢹ࣮ࢱ࡟ᇶ࡙ࡁCFD᥼⏝࡟࡚ㄪ࡭㸪࢝࢘ࣝෆഃ࡟⏕ࡎࡿ㧗 ୕ゅᇦࡀຠ࠸࡚࠸ࡿࡇ࡜ࡀุ᫂ࡋࡓ㸬ࡇࢀࡣ࢝࢘ࣝ๓⦕࠿ࡽⓎࡍࡿ⾪ᧁἼ࡜㸪࢖ࣥࣞࢵࢺ๓⦕࠿ࡽⓎ⏕
ࡍࡿ⾪ᧁἼࡢ୕ḟඖⓗ㔜࡞ࡾ࡟ࡼࡾᙧᡂࡉࢀࡿࡶࡢ࡛࠶ࡾ㸪ࡑࡢࡶࡓࡽࡍ㧗 ᇦࡀ⇞ᩱᄇᑕᏍ఩⨨࡟㧗
ᇦࢆᙧᡂࡋ㸪࢚ࣥࢪࣥෆࡢ⇞↝≧ἣࡀᙅ⇞↝࠿ࡽᙉ⇞↝࡟⛣⾜ࡋ᫆ࡃࡍࡿࡶࡢ࡛࠶ࡿ㸬
୍᪉࡛ᮾ໭኱Ꮫ୰ᮧࡽࡢሗ࿌࡟ࡼࡿ࡜㸪ࢫࢡ࣒ࣛࢪ࢙ࢵࢺ࢚ࣥࢪࣥ࡟᪊࠸࡚ࡣ⇞ᩱᄇᑕᏍࡢ୍ᐃୗὶ
఩⨨࡟ᩳࡵ⾪ᧁἼࡀධᑕࡍࡿࡇ࡜࡛⇞ᩱࡢᅾ᫬㛫ࡀ᭱㛗໬ࡉࢀ㸪ࡑࢀᨾ࡟╔ⅆ࡜ಖ⅖࡟᭷ຠ࡛࠶ࡿ࡜
ࡢᣦ᦬࡛࠶ࡿ㸬ࡑࡇ࡛ᙜᡤ࡛Ⰻዲ࡞᥎ຊᛶ⬟ࢆ♧ࡋࡓ࢚ࣥࢪࣥᙧ≧࡟ࡘ࠸࡚୰ᮧࡽࡢᣦ᦬ࡢヱᙜ⟠ᡤࡢ
᥈⣴ࢆCFD᥼⏝࡟࡚⾜ࡗࡓ㸬
ᅗ1 5/5㧗ࡉࢫࢺࣛࢵࢺᙧែ࢚ࣥࢪࣥ
㸫࣒ࣛࢪ࢙ࢵࢺ࢚ࣥࢪࣥヨ㦂࡟࡚Ⰻዲ࡞᥎ຊᛶ⬟ࢆ♧ࡋࡓ࢚ࣥࢪࣥᙧ≧
ᅗ㸯ࡣ㸪Ⰻዲ࡞᥎ຊᛶ⬟ࢆ♧ࡋࡓ࢚ࣥࢪࣥᙧ≧㸦ヨ㦂␒ྕM6S43㸧࡛࠶ࡿ㸬ࡑࡢෆ㒊ὶࢀ࡟ࡘ࠸࡚⾪
ᧁἼࡢᵓ㐀ࢆ㏣㊧ࡋࡓࡶࡢࡀḟࡢᅗ2࡛࠶ࡿ㸬ࢩ࣮ࣗࣜࣞࣥ⏬࡛ࡢྍど໬࡛࠶ࡿ
ᅗ2 (a)㸸5/5㧗ࡉࢫࢺࣛࢵࢺᙧែ㸦ヨ㦂␒ྕM6S43㸧࡟᪊ࡅࡿࢫࢺࣛࢵࢺ⾪ᧁἼิ
㸫ኳᯈ࠿ࡽ150mm఩⨨ࡢᖹ᩿㠃
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This document is provided by JAXA.
HPC@JAXA2010
㻌
㻌
ᅗ 2 (b)㸸1/5 㧗ࡉࢫࢺࣛࢵࢺᙧែ㸦M6S40㸧࡟᪊ࡅࡿ⾪ᧁἼิ㸫ኳᯈ࠿ࡽ 150mm ఩⨨ࡢᖹ᩿㠃
㻌
ᅗ 2 ࡣ CFD ࡢ⤖ᯝࢆ⏝࠸࡚ᐦᗘ໙㓄ࢆⰍ࡛♧ࡋࡓࡶࡢ࡛࠶ࡿ㸬ὶࢀࡢୗὶ࡟ྥ࠿ࡗ࡚ୖࡾ࡜࡞ࡿᐦ
ᗘ໙㓄ࡣ㉥Ⰽ࡟㏆ࡃ࡞ࡾ㸪㏫࡟ὶࢀࡢୗὶ࡟ྥ࠿ࡗ࡚ୗࡾ࡜࡞ࡿᐦᗘ໙㓄ࡣ㟷Ⰽ࡟㏆௜ࡃ㸬ᐦᗘ໙㓄ࡀ
0 ࡛ࡣ㯤Ⰽ࡛࠶ࡿ㸬
ᅗ2(a)ࡣ㸪5/5㧗ࡉࢫࢺࣛࢵࢺᙧែࡢࡶࡢ࡛ኳᯈ࠿ࡽ150mm㧗ࡉ㸦㸻࢝࢘ࣝഃ࠿ࡽ100mm㸧࡟࠾ࡅࡿ
᩿㠃ศᕸ࡛࠶ࡿ㸬ᕥࡀ࢖ࣥࣞࢵࢺഃ㸪ྑഃࡀ⇞↝ჾഃ࡛࠶ࡾ㸪ୖ᪉ࡢ୍Ⅼ㙐⥺ࡀ࢚ࣥࢪࣥ୰ᚰ⥺㸪ࡑࢀ
࡟᥋ࡍࡿእᙧ⥺ࡀࢫࢺࣛࢵࢺࡢ㍯㒌㸪ୗ᪉ࡢእᙧ⥺ࡀഃᯈࡢ㍯㒌࡛࠶ࡾ㸪୰ኸ㒊ศ࡟ഃᯈẁᕪࡀぢ࠼ࡿ㸬
ࡇࢀ࡟ࡼࡿ࡜㸪ᄇᑕᏍࡢୗὶഃ࡟ධᑕࡍࡿࢫࢺࣛࢵࢺ⾪ᧁἼࡀⱝᖸぢ࡚ྲྀࢀࡿ㸬ᅗ୰ࡢẁᕪ఩⨨࠿ࡽ
ୗὶ࡟⣙ 70mm ࡟ୖࡾ໙㓄࡜࡞ࡿ⟠ᡤࡀ࠶ࡿ㸬⤒㊰ࢆ㐳ࡿ࡜ࢫࢺࣛࢵࢺ⾪ᧁἼ࡛࠶ࡿࡇ࡜ࡀ☜ㄆ࡛ࡁ
ࡿ㸬ࡲࡓ㸪࢖ࣥࣞࢵࢺഃᯈ๓⦕࠿ࡽࡢᩳࡵ⾪ᧁἼ㸦௨ୗࠗ࢖ࣥࣞࢵࢺ⾪ᧁἼ࠘
㸧ࡶぢ࡚ྲྀࢀ㸪ศ㞳㒊࡛ࢫ
ࢺࣛࢵࢺ⾪ᧁἼ࡜ྜὶࡋ࡚࠸ࡿ࠿ࡢࡼ࠺࡟ぢ࠼ࡿ㸬
ᅗ 2(b)ࡣ᥎ຊᛶ⬟ࡀࡸࡸຎࡿᙧែࡢ୍ࡘ࡛ 1/5 㧗ࡉࢫࢺࣛࢵࢺᙧែࡢࡶࡢ࡛࠶ࡿ㸬ྠᵝ࡟ኳᯈ࠿ࡽ
150mm 㧗ࡉ㸦㸻࢝࢘ࣝഃ࠿ࡽ 100mm㸧࡟࠾ࡅࡿ᩿㠃ศᕸࢆ♧ࡍ㸬ణࡋ㸪ࢫࢺࣛࢵࢺࡢ㧗ࡉࡣኳᯈഃ࡟
50mm ࠶ࡿࡢࡳ࡞ࡢ࡛㸪ࡇࡢ᩿㠃ᅗ࡟ࡣ⌧ࢀ࡞࠸㸬ࡇࢀࡶ㸪⾪ᧁἼࡢ⧊ࡾᡂࡍᙧࡣ㐪࠺ࡀ㸪ᚋࢁྥࡁẁ
ᕪ఩⨨࠿ࡽୗὶ⣙ 70mm ࡢᡤ࡟ᐦᗘࡢୖ᪼㒊ศࡀぢ࡚ྲྀࢀࡿ㸬ణࡋ㸪ࡇࢀࡣୖὶ࡟㐳ࡗ࡚ࡳࡿ࡜᫂ࡽ࠿
࡛࠶ࡿࡀ㸪࢖ࣥࣞࢵࢺ⾪ᧁἼ࡛࠶ࡿ㸬5/5 㧗ࡉᙧែ࡟ẚ࡭ࡿ࡜㸪඲యⓗ࡟༢⣧࡛ᚤᙅ࡟ぢ࠼ࡿ㸬
㣕⾜࣐ࢵࣁᩘ 6 ࡢ᮲௳ୗ࡛ࡢ࢚ࣥࢪࣥᛶ⬟ヨ㦂⤖ᯝࢆ㋃ࡲ࠼㸪CFD ࢆ᥼⏝ࡋ࢚ࣥࢪࣥෆ㒊ࡢὶࢀሙࢆ
⢭ᰝࡋ㸪⇞ᩱᄇᑕ఩⨨࡜ᩳࡵ⾪ᧁἼධᑕ఩⨨࡜ࡢ㛵ಀࢆ୰ᮧࡽࡢᄇὶ㸫⾪ᧁἼࡢᖸ΅ຠᯝࡢほⅬ࠿ࡽ↷
ࡽࡋྜࢃࡏࡓ㸬ᙜᶵᵓ࢚ࣥࢪࣥࡢ⇞ᩱᄇᑕᏍ఩⨨࡟ᑐࡍࡿ⾪ᧁἼࡢධᑕ≧ἣࢆヲ⣽࡟ᢕᥱࡋタィ࡬ࡢᴫ
ᛕ໬࡟ྥࡅࡓ୍ࡘࡢ㊊᥃࠿ࡾࢆᚓࡓ㸬
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) బ⸨ ⱱ ௚ࠕࢫࢡ࣒ࣛࢪ࢙ࢵࢺ࢚ࣥࢪࣥෆ࡟ᙧᡂࡉࢀࡿ⾪ᧁἼࡢຠᯝ࡟㛵ࡍࡿ⪃ᐹࠖ
㸪ᖹᡂ22ᖺᗘ⯟✵
Ᏹᐂࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࢩ࣏ࣥࢪ࣒࢘ཬࡧ➨42ᅇὶయຊᏛㅮ₇఍㸪ᖹᡂ22ᖺ6᭶⡿Ꮚ
2) బ⸨ ⱱ ௚ࠕࢫࢡ࣒ࣛࢪ࢙ࢵࢺ࢚ࣥࢪࣥ⇞ᩱ᭱㐺ศᕸ࡟ྥࡅࡓ᳨ウࠖ
㸪᪥ᮏ⯟✵ᏱᐂᏛ఍໭㒊ᨭ㒊2011
ᖺㅮ₇఍㸪ᖹᡂ23ᖺ3᭶௝ྎ
3) బ⸨ ⱱ ௚ࠕࢫࢡ࣒ࣛࢪ࢙ࢵࢺ࢚ࣥࢪࣥෆὶࢀ࡟࠾ࡅࡿ⾪ᧁἼᵓ㐀࡜⇞ᩱᙜ㔞ẚศᕸ㸫ᮍ⇞↝≧ែ࠿
ࡽࡢ᥎ㄽἲࡢྍ⬟ᛶࠖ
㸪ᖹᡂ22ᖺᗘ⾪ᧁἼࢩ࣏ࣥࢪ࣒࢘㸪ᖹᡂ23ᖺ3᭶┦ᶍཎ
4) బ⸨ ௚㸪
ࠕࢫࢡ࣒ࣛࢪ࢙ࢵࢺ࢚ࣥࢪࣥෆ࡛ࢫࢺࣛࢵࢺࡀᙧᡂࡍࡿ⾪ᧁἼࡢຠᯝ࡟㛵ࡍࡿ⪃ᐹ㸫ࢫࢡࣛ
࣒ࢪ࢙ࢵࢺ࢚ࣥࢪࣥࡢ࣐ࢵࣁ6ヨ㦂ࢆᇶ࡟ࠖ
㸪ᖹᡂ21ᖺ8᭶⯟✵ᏱᐂᏛ఍ㄽᩥㄅᢞ✏῭
5) Sato㸪et.al㸪“Investigation on 3-Dimensional Effect of Shock Waves caused by a Strut-Cowl System
in a Scramjet Engine”㸪 AIAA 46th Joint Propulsion Conference㸪 July 2010 Nashiville.
6) Sato㸪et.al㸪 “Application of 3-Dimensional Effect of Shock Waves caused by a Strut-Cowl System
in a Scramjet Engine”㸪 AIAA International Space Plane and Hypersonic System and Technologies
Conference㸪 April 2011 San Francisco.(ᢞ✏῭)
-98-
This document is provided by JAXA.
HPC@JAXA2010
ᾮయ䝻䜿䝑䝖䜶䞁䝆䞁タィゎᯒᢏ⾡䛾㧗ᗘ໬䛻㛵䛩䜛◊✲㻌
Development of Simulation Tools for Liquid Rocket Engine Design Analysis
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮㸪ᒣすఙᏹ([email protected])
◊✲ศᢸ⪅㸸᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮㸪᰿ᓊ⚽ୡ([email protected])
᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮㸪㇂ ┤ᶞ([email protected])
᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮㸪すඖ⨾ᕼ([email protected])
᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮㸪Ἑὠ せ([email protected])
᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮㸪኱㛛 ඃ([email protected])
᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮㸪▼ཎὒྐ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ᾮయࣟࢣࢵࢺ࢚ࣥࢪࣥࡢタィゎᯒᢏ⾡ࢆ㧗ᗘ໬ࡋ㸪ḟᮇᇶᖿࣟࢣࢵࢺࡢ㛤Ⓨ࡟࠾࠸࡚┠ᶆ࡜ࡉࢀ࡚࠸
ࡿࠕಙ㢗ᛶ2ಸࠖ
㸪
ࠕ㛤Ⓨᮇ㛫༙ศࠖ
㸪
ࠕࢥࢫࢺ༙ศࠖࢆᐇ⌧ࡍࡿ㸬ࡲࡓ㸪㍺㏦⣔ࣉࣟࢪ࢙ࢡࢺ➼࠿ࡽࡢせㄳ
࡟ᛂࡌ࡚ྛ✀ゎᯒࢆᐇ᪋ࡋ㸪タィゎᯒ㸪୙ලྜࡢᮍ↛㜵Ṇ㸪ㄢ㢟ゎỴ࡟ά⏝ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
ᾮయࣟࢣࢵࢺ࢚ࣥࢪࣥࡢタィ࡟࠾࠸࡚≉࡟㔜せ࡜⪃࠼ࡽࢀ࡚࠸ࡿୗグࡢᢏ⾡࡟ࡘ࠸࡚㸪ゎᯒᢏ⾡ࡢ㧗
ᗘ໬࡟㛵ࡍࡿ◊✲ࢆᐇ᪋ࡍࡿ㸬
(1) ࢚ࣥࢪࣥࢩࢫࢸ࣒ゎᯒᢏ⾡
(2) ⇞↝Ᏻᐃᛶホ౯ᢏ⾡
(3) ࢚ࣥࢪࣥ෌⏕෭༷ゎᯒᢏ⾡
(4) ࢚ࣥࢪࣥᑑ࿨ண ᢏ⾡
(5) ࢱ࣮࣏࣎ࣥࣉ⩼᭱㐺໬タィᢏ⾡
(6) ࢟ࣕࣅࢸ࣮ࢩࣙࣥゎᯒᢏ⾡
(7) ࢱ࣮࣏࣎ࣥࣉ㍈᣺ືゎᯒᢏ⾡
(8) 㠉᪂ⓗ≀⌮ࣔࢹࣝ
ࡇࡇ࡛ᵓ⠏࣭㧗ᗘ໬ࡉࢀࡓゎᯒᢏ⾡ࡣ㸪㍺㏦⣔ࣉࣟࢪ࢙ࢡࢺ➼࠿ࡽࡢせㄳ࡟ᛂࡌ࡚㸪㡰ḟタィゎᯒ㸪
ࣜࢫࢡホ౯㸪୙ලྜࡢᮍ↛㜵Ṇ㸪ㄢ㢟ゎỴ࡟ά⏝ࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
➨4㡯࡛ᣲࡆࡓྛ◊✲ࢸ࣮࣐࡟ࡘ࠸࡚㸪FY21◊✲ィ⏬ࢆணᐃ㏻ࡾ᏶஢ࡋࡓ㸬ࡇࢀࡽࡢ◊✲ࢸ࣮࣐࡛㛤
Ⓨࡉࢀ࡚࠸ࡿᗄࡘ࠿ࡢࢶ࣮ࣝࡣ㸪ᐇ㝿࡟Ᏹᐂ㍺㏦࣑ࢵࢩࣙࣥᮏ㒊࠿ࡽࡢせㄳ࡟ᛂࡌ࡚ᐇ᪋ࡉࢀࡓᨭ᥼ゎ
ᯒ࡛ά⏝ࡉࢀ㸪࢚ࣥࢪࣥタィࡢጇᙜᛶホ౯㸪ࣜࢫࢡホ౯࡞ࡽࡧ࡟୙ලྜࡢᮍ↛㜵Ṇ࡟㈉⊩ࡋࡓ㸬ලయⓗ
࡟ࡣୗグ4ࢸ࣮࣐࡛࠶ࡾ㸪ಶࠎࡢලయⓗᡂᯝࡶ௨ୗ࡟♧ࡍ㸬
/(;࢖ࣥࢹ࣮ࣗࢧཬࡧࢱ࣮ࣅࣥᛶ⬟ண ホ౯ゎᯒ
LE-X࢚ࣥࢪࣥࡢ࢖ࣥࢹ࣮ࣗࢧཬࡧࢱ࣮ࣅࣥࡢタィጇᙜᛶ☜ㄆࡢࡓࡵࡢCFDゎᯒࢆᐇ᪋ࡋࡓ㸬
࢖ࣥࢹ࣮ࣗࢧ࡟ࡘ࠸࡚ࡣ㸪 せ⣲ヨ㦂ࢆᑐ㇟࡟ᗈ⠊࡞సື᮲௳࡟ᑐࡋ࡚ホ౯ゎᯒࢆᐇ᪋ࡋ㸪 ゎᯒࢶ࣮
ࣝࡢ᳨ドࢆ㐍ࡵࡿ࡜࡜ࡶ࡟㠀ᐃᖖ࢟ࣕࣅࢸ࣮ࢩࣙࣥゎᯒ/ホ౯ᢏ⾡ࡢᵓ⠏ࢆ⾜ࡗࡓ㸬ࢱ࣮ࣅࣥ࡟ࡘ࠸࡚
ࡣ㸪 ゎᯒࢶ࣮ࣝࢆ LE-X ⏝ࣜࢢヨ㦂ࢱ࣮ࣅࣥタィ࡟㐺⏝ࡋ㸪 ࢱ࣮ࣅࣥຠ⋡ཬࡧᵓ㐀ᙉᗘవ⿱ྥୖࢆ┠
ⓗ࡜ࡋࡓ᭱㐺⩼ᙧ≧ࢆᥦ᱌ࡋࡓ㸬㻌
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/(;⇞↝ᐊ෌⏕෭༷ゎᯒ
LE-X⇞↝ᐊ෌⏕෭༷ᛶ⬟ண ᢏ⾡ࡢ◊✲㛤Ⓨཬࡧࢧࣈࢫࢣ࣮ࣝヨ㦂ࡢヨ㦂᮲௳タᐃࡢࡓࡵࡢ஦๓ゎ
ᯒࢆᐇ᪋ࡋࡓ㸬ࡲࡓྜࢃࡏ࡚౫㢗ඖ࡛ᐇ᪋୰ࡢ᣺ື⇞↝ண ࢶ࣮ࣝ㛤Ⓨࡢࡓࡵࡢᄇᑕჾ⇞↝ὶゎᯒࢆᐇ
᪋ࡋࡓ㸬ᮏᖺᗘࡣ㸪≉࡟ᐇࢫࢣ࣮ࣝ⇞↝ᐊ⏝ゎᯒࢶ࣮ࣝࡢᵓ⠏ࢆ㐍ࡵࡿ࡜ඹ࡟㸪 せ⣲ヨ㦂ࡢホ౯ゎᯒࢆ
ᐇ᪋ࡋࡓ. ≉࡟FY22࢚࣓ࣞࣥࢺ⇞↝ヨ㦂࡛ࡣ㸪 ⇞↝Ᏻᐃᛶ࡟ᙳ㡪ࡍࡿ⇞↝ჾᄇᑕჾෆ㒊ࡢ㧗⢭ᗘ࡞ᅽ
ຊᦆኻண ᡭἲࢆᵓ⠏ࡋᥦ᱌ࡋࡓ.
/(;඲⣔ࣁࢨ࣮ࢻゎᯒ
LE-X࢚ࣥࢪࣥࡢᐃ㔞ⓗࣜࢫࢡホ౯ࡢ୍⎔࡜ࡋ࡚࢚ࣥࢪࣥ඲⣔ࡢ⤫ྜゎᯒᡭἲࢆᵓ⠏ࡋ㸪 ୙ලྜⓎ⏕
᫬ࡢ஦㇟ࢆண ホ౯ࡍࡿ࡜ඹ࡟࢚ࣥࢪࣥタィࡢಙ㢗ᛶホ౯ࢆᐇ᪋ࡋࡓ㸬ᮏᖺᗘࡣ㸪㔜せࣁࢨ࣮ࢻࡢ1ࡘ࡛
࠶ࡿFTPࢱ࣮ࣅ࣮ࣥࣟࢱ࣮⩼⬺ⴠࡀⓎ⏕ࡋࡓሙྜࡢ࢚ࣥࢪࣥ඲యᛶ⬟࡬ࡢᙳ㡪ホ౯ࢆ㐍ࡵ࡚࠸ࡿ㸬
/(;⇞↝ᐊᑑ࿨ண ホ౯ゎᯒ
LE-X࢚ࣥࢪࣥ⇞↝ᐊᑑ࿨ண ホ౯ᢏ⾡ࡢ㛤Ⓨ࡜LE-5Bࢫ࣮ࣟࢺ⦰ᑠၥ㢟ࡢཎᅉ✲᫂ゎᯒࢆᐇ᪋ࡋࡓ㸬
ᮏᖺᗘࡣ㸪ᨵⰋᆺLE-5B࢚ࣥࢪ࡛ࣥⓎ⏕ࡋࡓࢫ࣮ࣟࢺ⦰ᑠ⌧㇟ࡢ࣓࢝ࢽࢬ࣒ࢆୡ⏺࡛ึࡵ࡚᫂ࡽ࠿࡟ࡍ
ࡿࡇ࡜࡛㸪LE-X⇞↝ᐊタィࡢ₯ᅾࣜࢫࢡపῶ࡟㈉⊩ࡋࡓ.
P[MPa]
20.0
0.0
T[K]
600.0
20.0
ᅗ1 LE-X࢚ࣥࢪࣥ඲⣔ࣁࢨ࣮ࢻゎᯒ⤖ᯝ
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㻌
600
⇞↝䡲䢚䡹 ᗘ
3500
500
3000
400
2500
2000
300
෭༷๣ ᗘ
200
1500
1000
100
500
0
཮᪉ྥ㐃ᡂ
㉳ື
ᐃᖖ
⇞↝
೵Ṇ
ᨺ⨨
㻌㻌㻌㻌㻌㻌㻌㻌㻌㻌㻌㻌㻌㻌㻌
㻌㻌㻌㻌
㻌 (b) ࢫ࣮ࣟࢺ⦰ᑠ᫬ࡢ┦ᙜᛂຊ࡜ኚᙧ㔞
(a) ࢚ࣥࢪࣥ㉳ື࣭೵Ṇ࡟క࠺⇞↝ᐊኚᙧ
㻌
(ኚᙧಸ⋡ 10 ಸ)
(࿘᪉ྥศᕸࢆ⪃៖㸪ኚᙧಸ⋡ 20 ಸ)
㻌
ᅗ 2 LE-5B ࢚ࣥࢪࣥࢫ࣮ࣟࢺ⦰ᑠ⌧㇟ࡢண ゎᯒ
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) Tani㸪 N. et al.㸪 “Investigation on an Influence of Flow Coefficient to Inducer Rotating
Cavitation㸪” ASME Journal of Fluids Engineering㸪 2011. (To be submitted)
2) すඖ⨾ᕼ࡯࠿4ྡ㸪
͆ᴟ㝈࣐ࣝࢳࣇ࢕ࢪࢡࢫ⎔ቃ࡟࠾ࡅࡿᾮయࣟࢣࢵࢺ࢚ࣥࢪࣥࡢ◚ᦆ࣓࢝ࢽࢬ࣒ࡢゎ
᫂㸪
͇ ᪥ᮏᶵᲔᏛ఍ㄽᩥ㞟A⦅㸪2011. (ᢞ✏ணᐃ)
3) Terashima㸪 H. et al.㸪 “A high-resolution numerical method for supercritical flows with large
density variations㸪” AIAA Journal㸪 to appear (2011).
ཱྀ㢌Ⓨ⾲
4) Daimon㸪 Y.㸪 et al.㸪 “Combustion and Heat Transfer Modeling in Regeneratively Cooled Thrust
Chambers; Heat Flux Analysis of Single Injection Chamber㸪” Space Propulsion 2010㸪 San
Sebastian㸪 Spain㸪 May㸪 2010.
5) Negishi㸪H.㸪et al.㸪“Numerical Modeling of Supercritical Flows in Regeneratively Cooled Thrust
Chambers㸪” Space Propulsion 2010㸪 San Sebastian㸪 Spain㸪 May. 2010.
6) Daimon㸪 Y.㸪 et al.㸪 “Combustion and Heat Transfer Modeling in Regeneratively Cooled Thrust
Chambers (Wall Heat Flux Validation)㸪” 46th AIAA/ASME/SAE/ASEE Joint Propulsion
Conference and Exhibit㸪 Nashville㸪 TN㸪 July 25-28㸪 2010
7) Negishi㸪 H.㸪 et al.㸪 “Numerical Investigation of Supercritical Coolant Flow in Liquid Rocket
Engine 㸪” 46th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit㸪 Nashville㸪
TN㸪 July 25-28㸪 2010
8) ᰿ᓊ⚽ୡ࡯࠿3ྡ㸪
୍͆ᵝຍ⇕෇⟶ෆࡢ㉸⮫⏺Ỉ⣲ὶࢀ࡟㛵ࡍࡿᩘ್ゎᯒ㸪
͇᪥ᮏὶయຊᏛ఍ᖺ఍2010㸪
ᮐᖠ㸪 Sep. 9-11㸪 2010.
9) ㇂ ┤ᶞ㸪
͆ࣟࢣࢵࢺ࢚ࣥࢪࣥ㛤Ⓨ࡟࠾ࡅࡿ඲⣔ゎᯒ࡟ྥࡅࡓྲྀࡾ⤌ࡳ㸪
͇ᮾ኱♫఍㐃ᦠㅮᗙࢩ࣏ࣥࢪ࢘
࣒ࠕࣟࢣࢵࢺ࢚ࣥࢪࣥゎᯒᢏ⾡ࡢ᪂ᒎ㛤ࠖ
㸪ᮾி㸪Sep. 28-29㸪2010.
10) ㇂ ┤ᶞ࡯࠿2ྡ㸪 ͆࢖ࣥࢹ࣮ࣗࢧ࡟Ⓨ⏕ࡍࡿ࢟ࣕࣅࢸ࣮ࢩࣙࣥ୙Ᏻᐃ࡜ὶ㔞ಀᩘࡢᙳ㡪ホ౯㸪
͇࢟ࣕ
ࣅࢸ࣮ࢩࣙࣥ࡟㛵ࡍࡿࢩ࣏ࣥࢪ࣒࢘(➨ 15 ᅇ) 㸪኱㜰㸪 Nov. 22-23㸪2010.
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㻌
11) ኱㛛 ඃ࡯࠿3ྡ㸪
͆ᾮయࣟࢣࢵࢺ⇞↝ჾ෌⏕෭༷ᛶ⬟ண ࡟㛵ࡍࡿ◊✲㸪
͇➨48ᅇ⇞↝ࢩ࣏ࣥࢪ࣒࢘㸪
⚟ᒸ㸪 Dec. 1-3㸪2010.
12) ኱㛛 ඃ࡯࠿3ྡ㸪
͆ᾮయࣟࢣࢵࢺ࢖ࣥࢪ࢙ࢡࢱࡢಖ⅖ᛶ⬟ゎᯒ㸫᣺ື⇞↝ࡢບ᣺ᶵᵓ࡟㛵ࡍࡿ௬ㄝ㸫㸪
͇
᪥ᮏ⯟✵ᏱᐂᏛ఍໭㒊ᨭ㒊2011ᖺㅮ₇఍㸪௝ྎ㸪March 10-11㸪2011.
13) Tani㸪 N. et al.㸪 “An End-to-End High Fidelity Numerical Simulation of the LE-X Engine - Risk
Mitigation Study of Turbine Blade Break off -㸪” Proceedings of the 4th European Conference for
Aerospace Science㸪 St Petersburg㸪 July 4-8㸪 2011. (To be presented)
14) Kawatsu㸪 K.㸪 et al.㸪 “Multi Objective Optimization of a Supersonic Axial Turbine Blade Row
Shape for Rocket Engine Turbopump㸪” 47th AIAA/ASME/SAE/ASEE Joint Propulsion Conference
and Exhibit㸪 San Diego㸪 California㸪 July 31-Aug. 3㸪 2010. (To be presented)
15) Tani㸪 N. et al.㸪 “An End-to-End High Fidelity Numerical Simulation of the LE-X Engine Engine Performance Evaluation and Risk Mitigation Study -㸪” 47th AIAA/ASME/SAE/ASEE Joint
Propulsion Conference and Exhibit㸪 San Diego㸪 California㸪 July 31-Aug. 3㸪 2010. (To be
presented)
16) Daimon㸪 Y.㸪 et al.㸪 “Combustion and Heat Transfer Modeling in Regeneratively Cooled Thrust
Chambers (Multi-Injection Flow Features)㸪” 47th AIAA/ASME/SAE/ASEE Joint Propulsion
Conference and Exhibit㸪 San Diego㸪 California㸪 July 31-Aug. 3㸪 2010. (To be presented)
17) Negishi㸪 H.㸪 et al.㸪 “Flowfield and Heat Transfer Characteristics of Cooling Channel Flows in
Subscale Thrust Chamber㸪” 47th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and
Exhibit㸪 San Diego㸪 California㸪 July 31-Aug. 3㸪 2010. (To be presented)
18) Terashima㸪 H. et al.㸪 “A high-resolution numerical method for supercritical flows㸪” APS 63rd Annual DFD
meeting㸪 2010.
19) Terashima㸪 H. et al.㸪 “Investigations of trans/supercritical jet mixing using a high-resolution numerical
method㸪” 41st AIAA Fluid Dynamics Conference and Exhibit㸪 June 27-30㸪 2011. (To be presented)
20) ᑎᓥὒྐ࡯࠿2ྡ㸪
͆㧗ゎീᗘࢥࣥࣃࢡࢺᕪศἲࢆ⏝࠸ࡓ㉸⮫⏺ᅽᴟప ὶయࡢ஘ὶΰྜゎᯒ࡟ྥࡅ
࡚㸪
͇ ➨42ᅇὶయຊᏛㅮ₇఍/⯟✵Ᏹᐂࢩ࣑࣮ࣗࣞࢩࣙࣥࢩ࣏ࣥࢪ࣒࢘2010㸪㫽ྲྀ㸪June㸪 2010㸬
㻌
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㻹㻼㻰 䝇䝷䝇䝍ෆ䝥䝷䝈䝬ὶ䜜䛾ᩘ್ゎᯒ㻌
Numerical Study of a Plasma Flow in an MPD Thruster
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸Ᏹᐂ⛉Ꮫ◊✲ᡤ Ᏹᐂ㍺㏦ᕤᏛ◊✲⣔㸪⯪ᮌ୍ᖾ ([email protected])
◊✲ศᢸ⪅㸸⥲ྜ◊✲኱Ꮫ㝔኱Ꮫ ≀⌮⛉Ꮫ◊✲⛉Ᏹᐂ⛉Ꮫᑓᨷ㸪బ⸨༤⣖([email protected])
㻌 ィ⟬ࡢ┠ⓗ
MPDࢫࣛࢫࢱࡣ㸪Ᏹᐂ⏝ࡢ㟁Ẽ᥎㐍ᶵࡢ୍✀࡛࠶ࡾ㸪ᑗ᮶ࡢᏱᐂᶵ⏝࣓࢖ࣥࢫࣛࢫࢱ࡜ࡋ࡚ᮇᚅࡉࢀ
࡚࠸ࡿ㸬MPDࢫࣛࢫࢱࡣᨺ㟁ᐊᙧ≧ࡸ᥎㐍๣ὶ㔞࡞࡝㸪タィࣃ࣓࣮ࣛࢱ࣮ࡀከࡃ㸪ࡑࡢタィࡢࡓࡵ࡟ᩘ
್ィ⟬ࢶ࣮ࣝࢆ㛤Ⓨࡍࡿᚲせࡀ࠶ࡿ㸬ᮏᖺᗘࡣ㸪㧗࠸᥎㐍ᛶ⬟ࢆᮇᚅ࡛ࡁࡿỈ⣲᥎㐍๣ࢆ⏝࠸ࡓMPDࢫ
ࣛࢫࢱࢆᑐ㇟࡜ࡋ࡚㸪 ᗘ㠀ᖹ⾮ᛶࢆ⪃៖ࡋࡓࣔࢹࣜࣥࢢ࡜ᩘ್ィ⟬ࢆᐇ᪋ࡋ㸪ࣔࢹࣝࡢጇᙜᛶ࡟ࡘ࠸
࡚ㄪ࡭ࡿ㸬
㻌 ◊✲ࡢᴫせ
MPDࢫࣛࢫࢱࡢ᥎㐍๣࡟Ỉ⣲ࢆ⏝࠸ࡓሙྜ㸪Ỉ⣲ࡣゎ㞳࣭㟁㞳཯ᛂࢆ㉳ࡇࡋ࡞ࡀࡽ㸪ຍ㏿࣭ᄇᑕࡉࢀ
ࡿ㸬ࡑࡢ㐣⛬࡛㸪ྛ㔜⢏Ꮚ㸦Ỉ⣲ཎᏊ㸪ศᏊ㸪࢖࢜ࣥ㸧ࡢ୪㐍 ᗘTtr㸪Ỉ⣲ศᏊࡢ᣺ື ᗘTvib㸪㟁Ꮚ
ᗘTeࡣูࠎࡢ ᗘ㸦3 ᗘ㠀ᖹ⾮㸧࡟࡞ࡿࡇ࡜ࡀண᝿ࡉࢀࡿ㸬ࡼࡾ⢭ᗘࡢ㧗࠸᥎㐍ᛶ⬟ண ࡢࡓࡵ࡟ࡣ
ᗘ㠀ᖹ⾮ᛶࡶ⪃៖ࡍࡿᚲせࡀ࠶ࡿࡓࡵ㸪3ࡘࡢ࢚ࢿࣝࢠ࣮᪉⛬ᘧࢆゎࡃ3 ᗘ㠀ᖹ⾮ࡢࣔࢹࣜࣥࢢࢆ⾜
ࡗࡓ㸬ືస᮲௳ࡣ㸪ᐇ㦂ࢹ࣮ࢱࡢ࠶ࡿᨺ㟁㟁ὶ5 kA㸪᥎㐍๣ὶ㔞0.4 g/s࡜ࡋࡓ㸬ᩘ್ィ⟬ࡣ㸪໬Ꮫ㠀ᖹ
⾮㸪 ᗘ㠀ᖹ⾮㸪࣮࣍ࣝຠᯝ࡞࡝ࡢྛ✀ᐇᅾẼయຠᯝࢆ⪃៖ࡋࡓ㟁☢ὶయ᪉⛬ᘧࢆ᭷㝈య✚ἲ࡜᫬㛫Ⓨ
ᒎἲ࡟ࡼࡗ࡚ゎ࠸ࡓ㸬ᩘ್ィ⟬⤖ᯝࢆᐇ㦂⤖ᯝ࡜ẚ㍑ࡍࡿࡇ࡜࡛㸪ࣔࢹࣝࡢጇᙜᛶ࡟ࡘ࠸᳨࡚ドࡋ㸪 ᗘ㠀ᖹ⾮ᛶ࡟ࡘ࠸࡚ࡶㄪ࡭ࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
᪂ࡓ࡟ࣔࢹࣝ໬ࡋࡓ3 ᗘࣔࢹࣝ࡟ࡼࡿᩘ್ィ⟬ࡣ㸪௨๓࡟౑⏝ࡋ࡚࠸ࡓ2 ᗘࣔࢹࣝ࡟ẚ࡭࡚㸪ᐇ㦂
࡟ࡼࡗ࡚ ᐃࡉࢀࡓ㟁ὶ⤒㊰ࢆࡼࡃ෌⌧࡛ࡁ࡚࠸ࡓ㸦ᅗ1㸧
㸬ᅗ2ࡣ3 ᗘࡑࢀࡒࢀࡢࢥࣥࢱ࣮ᅗ࡛࠶ࡿ㸬
≉࡟㸪ࢫࣛࢫࢱධཱྀ(z = 0mm)௜㏆࡛ẚ㍑ⓗᙉ࠸ ᗘ㠀ᖹ⾮≧ែ࡟࡞ࡗ࡚࠸ࡿࡇ࡜ࡀศ࠿ࡗࡓ㸬ࡲࡓ㸪
ᐇ㦂ࡢࡼ࠺࡟ᨺ㟁㟁ὶࡀᙇࡾฟࡍཎᅉࡣ㸪 ᗘ㠀ᖹ⾮ᛶ࡟ࡼࡗ࡚ࢫࣛࢫࢱධཱྀ௜㏆ࡢ㟁Ꮚ ᗘࡀቑຍࡋ
࡟ࡃࡃ࡞ࡾ㸪ᑟ㟁⋡ࡀࡼࡾࢫࣛࢫࢱୗὶഃ࡛ቑຍࡍࡿࡓࡵࡔ࡜⪃࠼ࡽࢀࡿ㸬ィ⟬⤖ᯝ࡟ࡼࡿ᥎㐍ᛶ⬟ࡣ㸪
᥎ຊ7.49 N㸪 ẚ᥎ຊ1911 s ᥎㐍ຠ⋡21.3%࡛࠶ࡗࡓ㸬
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HPC@JAXA2010
㻌
60
r, mm
22temp.
temp. model
40
20
0.9
20
0.2
0.8
0.7
0.5
0.6
0.4
33temp.
temp. model
40
0.1
r, mm
60
0.3
0
0
0
50
100
0
150
50
100
150
z, mm
㻔㼎㻕 㻟 ᗘ䝰䝕䝹䛻䜘䜛㟁ὶ⤒㊰
z, mm
㻔㼍㻕 㻞 ᗘ䝰䝕䝹䛻䜘䜛㟁ὶ⤒㊰
㻔㼏㻕 ⏣ཎ䜙䛻䜘䜛ᐇ㦂⤖ᯝ
㻌
ᅗ 1 㟁ὶ⤒㊰ࡢẚ㍑㸦H2㸪 ᨺ㟁㟁ὶ 5 kA㸪 ὶ㔞 0.4 g/s㸧
㻌
60
[eV]
60
tv: 0.4 0.8 1.2 1.6 2 2.4 2.8 3.2 3.6
40
r, mm
r, mm
t: 0.4 0.8 1.2 1.6 2 2.4 2.8 3.2 3.6
Ttr
40
Tvib
20
20
0
0
0
50
0
100
50
100
z, mm
z, mm
(a) ୪㐍 ᗘ
(b) ᣺ື ᗘ
60
r, mm
te: 0.4 0.8 1.2 1.6 2 2.4 2.8 3.2 3.6
40
Te
20
0
0
50
100
z, mm
(c) 㟁Ꮚ ᗘ
㻌
ᅗ 2 ྛ ᗘࡢࢥࣥࢱ࣮ᅗ㸦H2㸪 ᨺ㟁㟁ὶ 5 kA㸪 ὶ㔞 0.4 g/s㸧
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) బ⸨༤⣖㸪❑⏣೺୍㸪⯪ᮌ୍ᖾ㸪
ࠕ3 ᗘࣔࢹࣝࢆ⏝࠸ࡓỈ⣲ MPD ࢫࣛࢫࢱࡢ㟁☢ὶయゎᯒࠖ
㸪᪥ᮏ⯟
✵ᏱᐂᏛ఍ㄽᩥ㞟࠙ᢞ✏୰ࠚ
ཱྀ㢌Ⓨ⾲
2) బ⸨༤⣖㸪❑⏣೺୍㸪⯪ᮌ୍ᖾ㸪
ࠕMPD ࢫࣛࢫࢱ࡟࠾ࡅࡿ࢔ࣀ࣮ࢻ఩⨨ࡀ᥎㐍ᛶ⬟࡬ཬࡰࡍᙳ㡪ࠖ
㸪➨
42 ᅇὶయຊᏛㅮ₇఍࣭⯟✵Ᏹᐂᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࢩ࣏ࣥࢪ࣒࢘ 2010㸪㫽ྲྀ㸪2010 ᖺ 6 ᭶
3) బ⸨༤⣖㸪❑⏣೺୍㸪⯪ᮌ୍ᖾ㸪
ࠕ᣺ື ᗘࢆ⪃៖ࡋࡓỈ⣲ MPD ࢔࣮ࢡࢪ࢙ࢵࢺࡢ㟁☢ὶయゎᯒࠖ
㸪➨
54 ᅇᏱᐂ⛉Ꮫᢏ⾡㐃ྜㅮ₇఍㸪3C04㸪㟼ᒸ㸪2010 ᖺ 11 ᭶
4) బ⸨༤⣖㸪❑⏣೺୍㸪⯪ᮌ୍ᖾ㸪
ࠕỈ⣲ MPD ࢫࣛࢫࢱෆ㒊ࡢὶࢀሙ࡟㛵ࡍࡿᩘ್ゎᯒⓗ◊✲ࠖ
㸪➨ 51
ᅇ⯟✵ཎືᶵ࣭Ᏹᐂ᥎㐍ㅮ₇఍㸪27㸪ᗈᓥ㸪2011 ᖺ 3 ᭶
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㻶㻭㼄㻭 ⾨ᫍ⎔ቃ䝥䝷䝈䝬䝅䝭䝳䝺䞊䝍䛾㛤Ⓨ㻌
Development of Electrostatic Full-Particle-In-Cell Code for Analysis of Spacecraft-Plasma Interactions
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮㸪ᮧ୰ᓫಙ ([email protected])
◊✲ศᢸ⪅㸸Ᏹᐂ⛉Ꮫ◊✲ᡤ㸪⠛ཎ ⫱([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ᮏ◊✲࡛ࡣ㸪Ᏹᐂᶵ࡜ࡑࡢ࿘㎶࡟Ꮡᅾࡍࡿࣉࣛࢬ࣐࡜ࡢ┦஫స⏝ࢆᐃ㔞ⓗ࡟ゎᯒࡍࡿⅭ࡟㸪3ḟඖ᏶඲
⢏Ꮚ㟼㟁ࢥ࣮ࢻࢆ㛤Ⓨࡋ࡚ࡁࡓ㸬ᮏࢶ࣮ࣝࢆḟୡ௦῝Ᏹᐂ᥈ᰝᢏ⾡㛤Ⓨ࡟ᛂ⏝ࡍ࡭ࡃ㸪ࢯ࣮࣮ࣛࢭ࢖ࣝ
࿘㎶ࡢⲴ㟁⢏Ꮚᣲືゎᯒ㸪㟁఩ᵓ㐀ゎᯒࢆᐇ᪋ࡋࡓ㸬Ᏹᐂ✵㛫࡛ࡢᒁᡤⓗ࡞ࢭ࢖ࣝ࿘㎶ࡢⲴ㟁⢏Ꮚᣲື
ࢆᩘ್ゎᯒ࡟ࡼࡗ࡚᫂ࡽ࠿࡟ࡋ㸪ࡇࢀ࡟㉳ᅉࡍࡿ㟁఩ᵓ㐀ࢆゎᯒࡍࡿ஦࡛㸪ᑗ᮶ࡢࢯ࣮࣮ࣛࢭ࢖ࣝ࣌࢖
࣮ࣟࢻࢹࢨ࢖ࣥ࡟᭷⏝࡞▱ぢࢆ୚࠼ࡿ஦ࢆ┠ⓗ࡜ࡋࡓ㸬
㻌 ◊✲ࡢᴫせ
ࡇࢀࡲ࡛࡟㛤Ⓨࡋࡓ㸪➼ᖜ᱁Ꮚ⣔ࢥ࣮ࢻࢆ౑⏝ࡋࡓࢩ࣑࣮ࣗࣞࢩࣙࣥ࡟ࡼࡗ࡚㸪ග㟁Ꮚᨺฟࢆྵࡴኴ
㝧㢼ࣉࣛࢬ࣐⎔ቃୗ࡛㸪ࢭ࢖ࣝ࿘㎶ࡢࣉࣛࢬ࣐✵㛫ศᕸࢆ᫂ࡽ࠿࡟ࡋ㸪ࢭ࢖ࣝ୰ᚰ࡟఩⨨ࡍࡿ࣌࢖࣮ࣟ
ࢻ㏆ഐ࡬ࡢⲴ㟁⢏Ꮚࡢᙳ㡪ࢆホ౯ࡋࡓ㸬௒ᅇࡣ㸪ෆᝨᫍ⎔ቃ㸪ᆅ⌫㏆ഐ㸪እᝨᫍ⎔ቃࢆ᝿ᐃࡋ㸪0.5AU㸪
1.0AU㸪 3.0AUኴ㝧㢼ࣉࣛࢬ࣐⎔ቃ࡟࠾࠸࡚㸪ࡇࢀࡽࡢホ౯ࢆᐇ᪋ࡋࡓ㸬≉࡟ࢭ࢖ࣝࡢᖏ㟁≧ែ㸪ኴ㝧
㢼ୖὶ㠃ࡢග㟁Ꮚศᕸ㸪ኴ㝧㢼ୗὶ㠃ࡢ࢖࢙࢜ࣥ࢘࢖ࢡ࡟ࡘ࠸࡚㸪ᐃ㔞ⓗ࡟ホ౯ࡋࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
0.5AU㸪1.0AU㸪 3.0AU ኴ㝧㢼ࣉࣛࢬ࣐⎔ቃ࡟࠾࠸࡚㸪ࢭ࢖ࣝ࿘㎶࡟ᣑᩓࡍࡿග㟁Ꮚࡢᣲືࢆ᫂ࡽ
࠿࡟ࡋࡓ㸬ࡑࢀࡒࢀࡢࣉࣛࢬ࣐⎔ቃ࡛ࡣ㸪⫼ᬒࣉࣛࢬ࣐ᐦᗘ࡟౫Ꮡࡋ࡚ග㟁Ꮚࡢᣑᩓᗘྜ࠸ࡀ␗࡞ࡿ஦
ࡀ☜ㄆࡉࢀࡓ㸬ኴ㝧㢼ୖὶ㠃㏆ഐ࡛ࡣ㸪࠸ࡎࢀࡢ⎔ቃ࡛ࡶ⫼ᬒ㟁Ꮚᐦᗘࡢ㸯㸮ಸ⛬ᗘࡢᐦᗘࡢග㟁Ꮚ㞼
ࡢᏑᅾࡀ☜ㄆࡉࢀࡓ㸬ග㟁Ꮚᨺฟࡣ㸪ኴ㝧㢼ୗὶ㠃࡛ࡣ㸪࢖࢙࢜ࣥ࢘࢖ࢡ࡟㉳ᅉࡍࡿ࣏ࢸࣥࢩࣕࣝᵓ㐀
ࡀᙧᡂࡉࢀ㸪Ᏹᐂᶵᵓయ㟁఩㣬࿴್࡟ᙳ㡪ࢆཬࡰࡍࡇ࡜ࡀ☜ㄆࡉࢀࡓ㸬
ᅗ1 0.5AUኴ㝧㢼ࣉࣛࢬ࣐⎔ቃ࡟࠾ࡅࡿ㸪ࢭ࢖ࣝ࿘㎶࡟ᣑᩓࡍࡿග㟁Ꮚ✵㛫ศᕸ(m-3)㸦ᕥ㸧࡜㟼
㟁࣏ࢸࣥࢩࣕࣝ㸦ྑ㸧㸬᫬㛫ࡣ0.25ms㸬ᅗࡢ୰ᚰ࡟఩⨨ࡍࡿ▴ᙧࡣࢭ࢖ࣝࣔࢹ᩿ࣝ㠃㸬ኴ㝧
㢼᪉ྥࡣᅗ୰ᕥ࠿ࡽྑ㸬ࣔࢹࣝᕥ㠃ࡀ᪥↷㠃࡛㸪ኴ㝧ගᙉᗘ4Solarࡀ↷ᑕࡉࢀ࡚࠸ࡿ࡜᝿ᐃ
ࡋ࡚࠸ࡿ㸬ࢭ࢖ࣝୗὶഃࡢ࢙࢘࢖ࢡ࣏ࢸࣥࢩࣕࣝࡣ-16V࡟㐩ࡋ㸪ᵓయ㟁఩ࢆ㈇࡟ỿࡵ࡚࠸ࡿ㸬
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HPC@JAXA2010
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) Takanobu Muranaka㸪 Satoshi Hosoda㸪 Hideyuki Usui and Iku Shinohara㸪 “Numerical Analysis
of Charged Particle Effects on Solar Sails for Interplanetary Flight㸪” Acta Astronautica. (2011 ᖺ 2
᭶ཷ⌮㸪ᰝㄞ⾜⛬୰)
ᰝㄞ࡞ࡋㄽᩥ
2) Takanobu Muranaka㸪 Satoshi Hosoda㸪 Hideyuki Usui and Iku Shinohara㸪 “Numerical Analysis
of Charged Particle Effects on Solar Sails for Interplanetary Flight㸪” The 61st International
Astronautical Congress㸪 Prague㸪 September 27-October 1㸪 2010. (IAC-10-D5.3.6)
3) Takanobu Muranaka㸪 Satoshi Hosoda㸪 Hideyuki Usui and Iku Shinohara㸪 “Numerical Analysis
on Solar Sail Charging in Interplanetary Environment㸪” The 11th Spacecraft Charging Technology
Conference㸪 Albuquerque㸪 September 20-24㸪 2010.
ཱྀ㢌Ⓨ⾲
4) Takanobu Muranaka㸪 Satoshi Hosoda㸪 Hideyuki Usui and Iku Shinohara㸪 “Numerical Analysis
of Charged Particle Effects on Solar Sails for Interplanetary Flight㸪” The 61st International
Astronautical Congress㸪 Prague㸪 September 27-October 1㸪 2010. (IAC-10-D5.3.6)
5) Takanobu Muranaka㸪 Satoshi Hosoda㸪 Hideyuki Usui and Iku Shinohara㸪 “Numerical Analysis
on Solar Sail Charging in Interplanetary Environment㸪” The 11th Spacecraft Charging Technology
Conference㸪 Albuquerque㸪 September 20-24㸪 2010.
6) ᮧ୰ᓫಙ㸪⮻஭ⱥஅ㸪⠛ཎ ⫱㸪ࠕࢯ࣮࣮ࣛࢭ࢖ࣝ࿘㎶ࡢࣉࣛࢬ࣐ᣲື࡜ᖏ㟁≉ᛶ࡟㛵ࡍࡿᩘ್ࢩ࣑ࣗ
࣮ࣞࢩࣙࣥࠖ㸪➨㸵ᅇᏱᐂ⎔ቃࢩ࣏ࣥࢪ࣒࢘㸪ᮾிᅜ㝿ࣇ࢛࣮࣒ࣛ㸪ᮾி㒔㸪2010ᖺ10᭶19-20.
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HPC@JAXA2010
㧗 ⾪ᧁ㢼Ὕ䛷䛾ᐇᅾẼయ⇕✵ຊ≉ᛶ◊✲㻌
Research on aerothermodynamicsunder real-gasconditionin high-enthalpyshock tunnel
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸Ᏹᐂ㍺㏦࣑ࢵࢩࣙࣥᮏ㒊 ඛ㐍ᢏ⾡◊✲ࢢ࣮ࣝࣉ㸪୹㔝ⱥᖾ([email protected])
◊✲ศᢸ⪅㸸ᮾ໭኱ᏛᕤᏛ◊✲⛉㸪⃝⏣ᜨ௓([email protected])
ᮾ໭኱ᏛᕤᏛ◊✲⛉㸪Ⲷ㔝せ௓([email protected])
㻌 ィ⟬ࡢ┠ⓗ
㧗 ⾪ᧁ㢼Ὕࢆᨵಟࡋࡓࣂࣜࢫࢸ࢕ࢵࢡࣞࣥࢪࡢᛶ⬟ண 㸬
㧗 ⾪ᧁ㢼ὝHIEST࡛ヨ㦂⤖ᯝࡢホ౯㸬
㻌 ◊✲ࡢᴫせ
㧗 ⾪ᧁ㢼Ὕࢆᨵಟࡋࡓࣂࣜࢫࢸ࢕ࢵࢡࣞࣥࢪࡢᛶ⬟ண 㸬
㧗 ⾪ᧁ㢼ὝHIEST࡛ヨ㦂⤖ᯝࡢホ౯㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
୰ᆺ㧗 ⾪ᧁ㢼ὝHEK ࢆᨵಟࡋࡓࣂࣜࢫࢸ࢕ࢵࢡࣞࣥࢪࡢᛶ⬟ホ౯㸬㐠㌿᮲௳ࡢタᐃࢆᐇ᪋㸬
࢔࣏ࣟᙧ≧ᶍᆺࡢᩘ್ண ್࡜ィ ್࡜ẚ㍑ࡋ㸪୙☜࠿ࡉࢆホ౯㸬
ᅗ1 ᶍᆺࡢ⇕ὶ᮰ศᕸ ᕥH0=8MJ/਻㸪ྑH0=22MJ/਻
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HPC@JAXA2010
㻌
㻌
㻌
ᅗ 2 ࣂࣜࢫࢸ࢕ࢵࢡࣞࣥࢪࡢᛶ⬟ホ౯
ᕥ㸸࣏ࣥࣉࢳ࣮ࣗࣈ[ᅽຊᒚṔ
ྑ㸸ࣆࢫࢺࣥ㸪ࣉࣟࢪ࢙ࢡࢱ࢖ࣝ㏿ᗘᒚṔ
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ࡞ࡋㄽᩥ
1) ୹㔝 ௚㸪஧ẁᘧᚄ࢞ࢫ㖠 HEK-G ࢆ⏝࠸ࡓ✵ຊヨ㦂㸪➨ 43 ᅇὶయຊᏛㅮ₇఍
2) Tanno et.al.㸪 Current status of gas-driven light gas gun in JAXA㸪 Aeroballistic range association
meeting 2010.
3) ୹㔝 ௚㸪㧗ᅽ࣭㧗࢚ࣥࢱࣝࣆὶࢀ࡟࠾ࡅࡿ Apollo ᶍᆺࡢ✵ຊຍ⇕㸪᪥ᮏᶵᲔᏛ఍ 2010 ᖺᗘᖺḟ኱఍
4) 㧗࢚ࣥࢱࣝࣆ࣭㧗ᅽẼὶ᮲௳࡛ࡢ෌✺ධ࢝ࣉࢭࣝࡢ㢼Ὕヨ㦂㸪Ᏹᐂ⯟⾜ࡢຊᏛࢩ࣏ࣥࢪ࣒࢘ 2010 ཱྀ
㢌Ⓨ⾲
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This document is provided by JAXA.
HPC@JAXA2010
」ྜ䜶䞁䝆䞁䛻䛚䛡䜛⇞↝≧ែไᚚ㻌 㻌
㻙ᨃఝ⾪ᧁἼ䜢క䛖✵Ẽὶ䛸෇Ꮝᆶ┤ᄇὶ䛾ΰྜ䛻㛵䛩䜛ᩘ್ゎᯒ㻙㻌
㻌
Combustion Control in Rocket-Ramjet Based Combined-Cycle Engine -Numerical Simulation
on Mixing of Airflow/Transverse Circular Jet in Pseudo-Shock Wave System-
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸Ᏹᐂ㍺㏦⣔᥎㐍ᢏ⾡◊✲㛤Ⓨࢭࣥࢱ࣮ ඛ㐍ᢏ⾡◊✲ࢢ࣮ࣝࣉ㸪
ᐩᒸᐃẎ([email protected])
◊✲ศᢸ⪅㸸៞᠕⩏ሿ኱Ꮫ኱Ꮫ㝔㸪ᑠᯘ㍤⏨([email protected])
៞᠕⩏ሿ኱Ꮫ኱Ꮫ㝔㸪ᐩᒸ኱Ἑ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
㏆ᖺJAXA࡛ࡣ㸪ḟୡ௦ᆺᏱᐂ㍺㏦ᶵࡢ᥎㐍ᶵ㛵࡜ࡋ࡚㸪ࣟࢣࢵࢺ-࣒ࣛࢪ࢙ࢵࢺ」ྜ࢚ࣥࢪࣥࡢ◊✲
ࡀ⾜ࢃࢀ࡚࠸ࡿ㸬ࡇࡢ࢚ࣥࢪࣥࡣࢫࢡ࣒ࣛࢪ࢙ࢵࢺ࢚ࣥࢪࣥࡢὶ㊰ෆ࡟ࣟࢣࢵࢺ࢚ࣥࢪࣥࢆ⤌ࡳ㎸ࡴࡇ
࡜࡛㸪ᆅୖ㟼Ṇ≧ែ࠿ࡽᴟ㉸㡢㏿ࡲ࡛ࡢᖜᗈ࠸㏿ᗘ㡿ᇦ࡟ᑐᛂࡋ࡚࠸ࡿ㸬㣕⾜࣐ࢵࣁᩘࡀ3 - 7ࡢሙྜࢆ
᝿ᐃࡋ࡚࠸ࡿ࣒ࣛࢪ࢙ࢵࢺ࣮ࣔࢻ࡟࠾࠸࡚㸪⇞↝ჾ࡟ὶධࡍࡿẼὶࡣ⇕ࢆຍ࠼ࡽࢀࡿࡇ࡜࡛㛢ሰࡍࡿ㸬
ࡲࡓ⇞↝ჾෆ࡛ࡣ㸪ቨ㠃࡟ἢࡗ࡚ቃ⏺ᒙࡀᙧᡂࡉࢀ㸪ቃ⏺ᒙ࡜⾪ᧁἼࡀᖸ΅ࡋ㸪ᨃఝ⾪ᧁἼ(PSW)࡜࿧
ࡤࢀࡿ୍㐃ࡢ⾪ᧁἼ⩌ࡀⓎ⏕ࡍࡿ㸬ࡇࡢPSWࡀ⇞ᩱᄇᑕ఩⨨ࡼࡾୖὶ࡟ఏ᧛ࡋ㸪✵Ẽὶ࡜⇞ᩱࡢΰྜཬ
ࡧ⇞↝ࡣPSWࢆక࠺≧ἣ࡛⏕ࡌࡿ㸬ࡑࡢࡓࡵ㸪PSW࡜ᄇὶࡢᖸ΅ࡍࡿὶࢀሙࢆㄪᰝࡍࡿࡇ࡜ࡣ㸪⇞↝
≧ែࡢไᚚࢆ㏻ࡌ࡚࢚ࣥࢪࣥᛶ⬟ࢆྥୖࡉࡏࡿୖ࡛㔜せ࡛࠶ࡿ㸬ࡑࡇ࡛ᮏሗ࿌࡛ࡣ㸪PSWࢆ᭷ࡍࡿὶࢀ
ሙ࡟࠾ࡅࡿ෇Ꮝ࠿ࡽࡢᆶ┤ᄇὶࡢ㈏㏻ࡸΰྜࢆㄪᰝࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
PSW࡜ᆶ┤ᄇὶࡢᖸ΅ࢆ෌⌧ࡍࡿࡓࡵࡢึᮇ᮲௳࡜ࡋ࡚㸪ᄇὶࢆ⪃៖ࡋ࡞࠸ሙྜࡢὶࢀሙ࡟࠾࠸࡚
PSWࢆⓎ⏕ࡉࡏࡓ㸬ḟ࡟㸪PSWࢆ᭷ࡋࡓ୺ὶ୰࡬࣒࣊ࣜ࢘ࢆᆶ┤࡟ᄇᑕࡋࡓ㸬PSW࡟ࡼࡿ୺ὶ࡜ᄇὶ
ࡢΰྜ࡬ࡢᙳ㡪ࡣ㸪PSWࢆక࠺ὶࢀሙ࡟࠾ࡅࡿᄇᑕẼయࡢ୺ὶ࡟ᑐࡍࡿ㈏㏻ࡸΰྜࢆ㸪PSWࡀⓎ⏕ࡋ
࡚࠸࡞࠸ሙྜ࡜ẚ㍑ࡍࡿࡇ࡜࡛ㄪ࡭ࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᅗ1࡟PSWࡢ᭷↓ࢆኚ໬ࡉࡏࡓሙྜࡢ㸪ྠ ᐃ఩⨨࡛ࡢᄇὶẼయࡢ᩿㠃➼ࣔࣝศ⋡⥺ᅗࢆ♧ࡍ㸬ᅗ1b
ࡼࡾ㸪PSW࡟ࡼࡗ࡚㸪ᄇὶẼయࡢ⃰ᗘࡀᑠࡉࡃ࡞ࡗ࡚࠸ࡿࡇ࡜ࡀศ࠿ࡿ㸬୺ὶ࡟ᑐࡍࡿᄇᑕẼయࡢΰྜ
ࡀPSW࡟ࡼࡗ࡚ಁ㐍ࡉࢀࡓࡇ࡜ࢆ☜ㄆ࡛ࡁࡓ㸬ࡲࡓ㸪ᄇὶࡣ ᐃ㒊㧗ࡉ᪉ྥࡼࡾࡶᖜ᪉ྥ࡟ᣑᩓࡍࡿഴ
ྥࡀぢࡽࢀࡿ㸬ᅗ2࡟PSWࢆక࠺୺ὶ୰࡟࠾ࡅࡿ࣐ࢵࣁᩘ⥺ᅗཬࡧᄇᑕẼయࡢ➼ࣔࣝศ⋡ࡢ▐㛫ᅗࢆ♧
ࡍ㸬♧ࡋ࡚࠸ࡿ᩿㠃ࡣx/D = 0㸪6㸪12࡛࠶ࡿ㸬PSWࡀⓎ⏕ࡋ࡚࠸࡞࠸ሙྜࡢ✵Ẽὶࡣ୍ᵝ࡛࠶ࡗࡓࡀ㸪
PSWࡀⓎ⏕ࡋ࡚࠸ࡿࡇ࡜࡛㸪⟶୰ኸ࡛ࡣ⭾ᙇ࣭ᅽ⦰ࢆ⧞ࡾ㏉ࡋ࡚࠸ࡿ㸬ᚑࡗ࡚㸪ᄇὶ๓᪉ࡢ୺ὶ≧ែ࡟
ᙳ㡪ࡉࢀ㸪ᄇὶࡢ㧗ࡉ᪉ྥࡢ฿㐩㊥㞳ࡀ኱ࡁࡃኚ໬ࡋࡓ࡜ゝ࠼ࡿ㸬⟶୰ኸࡢ✵Ẽὶࡀ⭾ᙇࡍࡿࡇ࡜࡛㸪
ᄇὶࡢ㧗ࡉ᪉ྥ࡬ࡢఙ㛗ࡀᢚไࡉࢀࡿ࡜㸪ᄇὶࡣᖜ᪉ྥ࡬ᗈࡀࡗ࡚࠸ࡿ㸬ᮏ◊✲ᑐ㇟࡛ࡣ㸪PSWࡢShock
train୰࡟ᄇὶࢆᄇᑕࡋ࡚࠸ࡿࡓࡵ㸪ᄇᑕᏍୗὶ࡟࠾࠸࡚ࡶྠᵝࡢ୺ὶ≧ែࡀ⥆ࡁ㸪ᄇὶࡀPSWࡼࡗ࡚኱
ࡁࡃ᣺ືࡋ࡚࠸ࡿ㸬௨ୖࡼࡾ㸪ᄇὶࡢࡺࡽࡂࡢቑ኱ࡀ㸪PSWࢆ᭷ࡍࡿ୺ὶ/ᄇὶΰྜࡀ㧗ࡉ᪉ྥࡼࡾࡶᖜ
᪉ྥ࡟ᑐࡋ࡚㢧ⴭ࡜࡞ࡗࡓཎᅉ࡛࠶ࡿ࡜⪃࠼ࡽࢀࡿ㸬
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This document is provided by JAXA.
8
8
7
7
6
6
5
5
y/D
y/D
HPC@JAXA2010
4
4
3
3
2
2
1
1
0
0
-5
-4
-3
-2
-1
0
z/D
1
2
3
4
-5
5
㻌
-4
-3
-2
-1
0
1
2
3
4
5
㻌
z/D
a) w/o PSW b) w/ PSW
ᅗ 1 y-z ᖹ㠃➼ࣔࣝศ⋡⥺ᅗ (x/D = 8.8)
㻌
a) t = 1.65 ms㸪 ࣐ࢵࣁᩘ 㻌
c) t = 2.08 ms㸪 ࣐ࢵࣁᩘ
㻌
b) t = 1.65 ms㸪 ࣔࣝศ⋡ d) t = 2.08 ms㸪 ࣔࣝศ⋡
ᅗ 2 PSW ࢆక࠺୺ὶ୰࡟࠾ࡅࡿ࣐ࢵࣁᩘ⥺ᅗཬࡧᄇᑕẼయࡢ➼ࣔࣝศ⋡ࡢ▐㛫ᅗ
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ཱྀ㢌Ⓨ⾲
1) ᪥ᮏ⯟✵ᏱᐂᏛ఍໭㒊ᨭ㒊2011ᖺㅮ₇఍㸪௝ྎ㸪2011ᖺ3᭶
2) ➨54ᅇᏱᐂ⛉Ꮫᢏ⾡㐃ྜㅮ₇఍㸪㟼ᒸ㸪2010ᖺ11᭶
3) 46th AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit㸪 Nashville㸪 USA㸪 July㸪
25-28㸪 2010
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This document is provided by JAXA.
HPC@JAXA2010
ⅆᫍ᥈ᰝ⯟✵ᶵ䛾୺⩼䜎䜟䜚䛾ὶ䜜ゎᯒ䛸⩼ᆺຠᯝ㻌
Analysis of Airfoil Effects on Flow around Main Wing of Mars Airplane by Numerical Simulation
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸஑ᕞᕤᴗ኱Ꮫ ኱Ꮫ㝔 ᕤᏛ◊✲㝔 ᶵᲔ▱⬟ᕤᏛ◊✲⣔ ᏱᐂᕤᏛ㒊㛛㸪
⡿ᮏᾈ୍([email protected])
◊✲ศᢸ⪅㸸஑ᕞᕤᴗ኱Ꮫ ኱Ꮫ㝔 ᕤᏛᗓ ᶵᲔ▱⬟ᕤᏛᑓᨷ ༤ኈ๓ᮇㄢ⛬ 2 ᖺ㸪
஭ୖ㞝௓([email protected])
㻌 ィ⟬ࡢ┠ⓗ
஑ᕞᕤᴗ኱Ꮫࡣ㸪ⅆᫍ᥈ᰝ㣕⾜ᶵWGࡢ✵ຊ⌜ࡢ࣓ࣥࣂ࣮࡜ࡋ࡚㸪ⅆᫍ㣕⾜ᶵࡢ✵ຊタィࢆศᢸࡋ࡚
࠸ࡿ㸬ⅆᫍࡢ኱Ẽᐦᗘࡣᆅ⌫ࡢ1/100⛬ᗘ࡜㠀ᖖ࡟ᑠࡉࡃ㸪᥈ᰝࡢࡓࡵ࡟ప㏿㣕⾜ࢆせồࡉࢀࡿࡓࡵ㣕⾜
ࣞ࢖ࣀࣝࢬᩘࡣ104㹼105࡜㸪㏻ᖖࡢ⯟✵ᶵࡢ㣕⾜ࣞ࢖ࣀࣝࢬᩘࡀ106࠿ࡽ108࡛࠶ࡿࡢ࡟ᑐࡋᴟࡵ࡚ᑠࡉ
ࡃ㸪✵ຊ≉ᛶࡸ⩼࿘ࡾࡢὶࢀ࡟㛵ࡍࡿヲ⣽࡞▱ぢࡣᮍࡔᚓࡽࢀ࡚࠸࡞࠸㸬
ᮏ◊✲࡛ࡣ㸪ⅆᫍ㣕⾜ᶵ࡛᝿ᐃࡉࢀࡿReᩘ㡿ᇦ࡟࠾࠸࡚3ḟඖ㠀ᅽ⦰ᛶὶࢀࡢNavier-Stokes᪉⛬ᘧࢆ
ᩘ್ⓗ࡟ゎࡁ㸪ὶࢀሙࡸ✵ຊ≉ᛶ࡟ᙳ㡪ࢆཬࡰࡍ⩼ᆺࡢຠᯝࢆ᫂ࡽ࠿࡟ࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
ィ⟬ࡣ㠀ᐃᖖ࡛㸪ᒙὶࢆ๓ᥦ࡜ࡋ࡚஘ὶࣔࢹࣝࢆ⏝࠸ࡎ࡟┤᥋ᩘ್ィ⟬ࢆ⾜࠸㸪3ḟඖ㠀ᅽ⦰ᛶ
Navier-Stokes᪉⛬ᘧࡢゎἲ࡜ࡋ࡚MACἲ㸪㞳ᩓ໬ࡢᡭἲ࡜ࡋ࡚ᑐὶ㡯࡟ࡣK-Kࢫ࣮࣒࢟㸪ࡑࡢ௚ࡢ✵
㛫ᕪศ࡜ࡋ࡚2ḟ⢭ᗘ୰ᚰᕪศࢆ⏝࠸ࡓ㸬
ィ⟬ᑐ㇟ࡣ㸪㢼Ὕヨ㦂࡛ࡢ ᐃ౛ࡢከ࠸NACA0012⩼ᆺ࡜ᖹᯈ⩼(t/c=8.6%)࡟ຍ࠼㸪ⅆᫍ㣕⾜ᶵ࡜ྠ
⛬ᗘࡢReᩘ࡛㣕⾜ࡍࡿᡭᢞࡆᶍᆺࢢࣛ࢖ࢲ࣮⏝࡟㛤Ⓨࡉࢀࡓ▼஭⩼ᆺ࡛࠶ࡿ㸬
ィ⟬᮲௳࡜ࡋ࡚Reᩘࡣ1×104㸪3×104㸪5×104ࡢ3᮲௳࡛㸪ࢫࣃࣥ᪉ྥ࡟࿘ᮇቃ⏺᮲௳ࢆ⏝࠸㸪2ḟඖ⩼
ᆺࡢィ⟬࡜ࡋࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ィ⟬⤖ᯝ࡛ࡢ✵ຊ≉ᛶࡣ᪥ᮏ኱Ꮫࡢ2ḟඖ⩼NACA0012⩼ᆺࡢ㢼Ὕヨ㦂㸪ᮾ໭኱Ꮫࡢ2ḟඖ⩼▼஭⩼ᆺ
ࡢ㢼Ὕヨ㦂⤖ᯝ࡜Ⰻࡃ୍⮴ࡋ࡚࠾ࡾ㸪≉࡟ᮾ໭኱ᏛࡢPSP(ឤᅽሬᩱ)࡟ࡼࡿᅽຊィ ᐇ㦂࡜ࡶ୍⮴ࡍࡿ
⤖ᯝࡀᚓࡽࢀࡓ㸬ᖹᯈ⩼ᆺ࡟ࡘ࠸࡚ࡣྠᙧ≧ࡢ2ḟඖ⩼ᆺࡢ㢼Ὕヨ㦂⤖ᯝࡀ࡞࠸ࡓࡵ௒ᚋ᳨ドࡀᚲせ࡛࠶
ࡿ㸬
ィ⟬࡛ࡣReᩘ࡜㏄ゅࡀ኱ࡁࡃ࡞ࡿ࡟ࡘࢀ࡚ᐇ㦂⤖ᯝ࡜್ࡀࡎࢀ࡚࠸ࡃഴྥ࡟࠶ࡿࡓࡵ㸪Re=1×104ࡢ
⤖ᯝࡀ᭱ࡶᐇ㝿ࡢ⌧㇟ࢆ࠶ࡽࢃࡋ࡚࠸ࡿ࡜ࡋ࡚⪃ᐹࢆ⾜ࡗࡓ⤖ᯝ㸪௨ୗࡢ▱ぢࡀᚓࡽࢀࡓ㸬
⩼ୖ㠃ࡢὶࢀሙࡢᵝ┦ࡣ㏄ゅࡀቑ࠼ࡿ࡟ࡘࢀ࡚㸪๤㞳࡞ࡋ㸪ᚋ⦕๤㞳㸪๤㞳Ἳ㸪๓⦕๤㞳࡜ኚ໬ࡋ࡚
࠸ࡁ㸪ࡑࢀࡒࢀࡢ≉ᚩࡣḟࡢࡼ࠺࡟࡞ࡗ࡚࠸ࡿ㸬
࣭ᚋ⦕๤㞳࡟ࡼࡿᅽຊኚືࡣẚ㍑ⓗᑠࡉ࠸ࡀ㸪㈇ᅽࡀᑠࡉࡃ࡞ࡿ㸬
࣭๤㞳ἻࡀᏑᅾࡍࡿ㡿ᇦ࡛ࡣ㈇ᅽࡀ୍ᐃ࡛኱ࡁࡃ㸪ᥭຊࡀቑຍࡍࡿ㸬
࣭๤㞳Ἳࡀᙧᡂࡉࢀࡓᚋὶࢀࡀ෌௜╔࡛ࡁ࡞ࡃ࡞ࡿ࡜㸪๓⦕๤㞳࡜࡞ࡾ
⩼ୖ㠃඲ᇦ࡛㈇ᅽࡀ୍ᐃ࡜࡞ࡾኻ㏿ࢆ♧ࡍ㸬
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This document is provided by JAXA.
HPC@JAXA2010
⩼ᆺࡈ࡜࡟ぢࡿ࡜
NACA0012⩼ᆺ࡛ࡣ㸪ప㏄ゅ࠿ࡽᚋ⦕๤㞳ࡋࡑࡢ㡿ᇦࡶ኱ࡁ࠸ࡓࡵ㸪ࡲࡓ๤㞳Ἳࢆᙧᡂࡍࡿ㏄ゅࡀ኱
ࡁ࠸ࡓࡵᥭຊ≉ᛶࡀ㠀⥺ᙧ࡛ᥭຊࡀᑠࡉ࠸
ᖹᯈ⩼ᆺ࡛ࡣ㸪ప㏄ゅ࠿ࡽ๤㞳Ἳࢆᙧᡂࡋ㸪㏄ゅࡀቑຍࡋ࡚ࡶኻ㏿ࡍࡿࡲ࡛ᵝ┦ࡀኚ໬ࡋ࡞࠸ࡓࡵ࡛
ᥭຊ≉ᛶࡣ⥺ᙧ࡛኱ࡁࡃ㸪ᚋ⦕ࡢཌࡳ࡜๤㞳Ἳ࡟ࡼࡾᢠຊࡶ኱ࡁ࠸
▼஭⩼ᆺ࡛ࡣ㸪NACA0012⩼ᆺ࡜ఝࡓὶࢀሙࡢኚ໬ࡔࡀᚋ⦕๤㞳㡿ᇦࡀᑠࡉࡃᥭຊ≉ᛶࡣẚ㍑ⓗ⥺ᙧ
࡛࢟ࣕࣥࣂࡢᏑᅾ࡛⩼ୗ㠃࡟㈇ᅽࡀ࡞࠸ࡓࡵᥭຊࡣ኱ࡁ࠸
௒ᚋࡢ◊✲ㄢ㢟࡜ࡋ࡚ࡣ㸪ࢫࣃࣥ᪉ྥࡢィ⟬᮲௳(᱁ᏊⅬᩘ㸪ࢫࣃࣥ㛗㸪ቃ⏺᮲௳)ࡢጇᙜᛶࡢ᳨ド㸪
ὶయࢯࣝࣂ࣮ࡢ3ḟඖ⩼ᆺ࡬ࡢᑐᛂ㸪㧗㏿࡞㐃❧୍ḟ᪉⛬ᘧࡢࢯࣝࣂ࣮ࡢᑟධ࡞࡝ࡀ࠶ࡆࡽࢀࡿ㸬
㻌
(a)ᥭຊ≉ᛶ (b)ᢠຊ≉ᛶ
ᅗ 1 ✵ຊ≉ᛶࡢẚ㍑(Re=1.0×104)
(a)ǂ = 2[deg.] (b)ǂ = 6[deg.]
ᅗ 2 ᅽຊಀᩘศᕸࡢィ⟬࡜ PSP ィ ࡜ࡢẚ㍑(▼஭⩼ᆺ)
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ཱྀ㢌Ⓨ⾲
1) ⚄㤿⩏㈗㸪
͆ⅆᫍ㣕⾜ᶵࡢపࣞ࢖ࣀࣝࢬᩘ✵ຊ≉ᛶ࡟㛵ࡍࡿ◊✲͇
㸪➨54ᅇᏱᐂ⛉Ꮫ㐃ྜㅮ₇఍㸪2010
ᖺ
2) ஭ୖ㞝௓㸪
͆ⅆᫍ᥈ᰝ⯟✵ᶵࡢ୺⩼ࡲࢃࡾࡢὶࢀゎᯒ࡜⩼ᆺຠᯝ͇
㸪᪥ᮏᶵᲔᏛ఍஑ᕞᨭ㒊➨ 64 ᮇㅮ₇
఍㸪2011 ᖺ
-112-
This document is provided by JAXA.
HPC@JAXA2010
஧ḟඖ⩼࿘䜚䛾ప䝺䜲䝜䝹䝈ᩘὶ䜜䛾䝬䝑䝝ᩘ౫Ꮡᛶ㻌
Mach Number Effect at Low Reynolds Number Flow around Two-dimensional Airfoil
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸஑ᕞᕤᴗ኱Ꮫ ኱Ꮫ㝔 ᕤᏛ◊✲㝔 ᶵᲔ▱⬟ᕤᏛ◊✲⣔ ᏱᐂᕤᏛ㒊㛛㸪
⡿ᮏᾈ୍([email protected])
◊✲ศᢸ⪅㸸஑ᕞᕤᴗ኱Ꮫ ኱Ꮫ㝔 ᕤᏛᗓ ᶵᲔ▱⬟ᕤᏛᑓᨷ ༤ኈ๓ᮇㄢ⛬ 2 ᖺ㸪
⚄㤿⩏㈗([email protected])
஑ᕞᕤᴗ኱Ꮫ ኱Ꮫ㝔 ᕤᏛᗓ ᶵᲔ▱⬟ᕤᏛᑓᨷ ༤ኈ๓ᮇㄢ⛬ 1 ᖺ㸪
すཎ ೺([email protected])
㻌 ィ⟬ࡢ┠ⓗ
஑ᕞᕤᴗ኱Ꮫࡣ㸪ⅆᫍ᥈ᰝ㣕⾜ᶵWGࡢ✵ຊ⌜ࡢ࣓ࣥࣂ࣮࡜ࡋ࡚㸪ⅆᫍ㣕⾜ᶵࡢ✵ຊタィࢆศᢸࡋ࡚
࠸ࡿ㸬ⅆᫍࡢ኱Ẽᐦᗘࡣᆅ⌫࡟ẚ࡭࡚100ศࡢ1⛬ᗘ࡛࠶ࡾ㸪㣕⾜ࣞ࢖ࣀࣝࢬᩘࡣ104~105࡜ᴟࡵ࡚ᑠࡉ
ࡃ࡞ࡿ㸬ᮏ◊✲ᐊࡢ᫖ᖺࡲ࡛ࡢ◊✲࠿ࡽ㸪ࡇࡢపReᩘ㡿ᇦ࡛ࡣ㸪Reᩘࡀྠ୍࡛ࡶ㸪ὶయ࡟✵Ẽࢆ⏝࠸ࡓ
㢼Ὕヨ㦂⤖ᯝ࡜㸪ὶయ࡟ỈࡸἜࢆ⏝࠸ࡓ᭥⯟Ỉᵴヨ㦂⤖ᯝ࡛✵ຊ≉ᛶ࡟ᕪ␗ࡀࡳࡽࢀࡿࡇ࡜ࡀࢃ࠿ࡗ࡚
ࡁࡓ㸬
ࡑࡇ࡛㸪ᮏ◊✲࡛ࡣ㸪ࡑࡢᕪ␗ࡢཎᅉࡀᅽ⦰ᛶࡢᙳ㡪࡟࠶ࡿ࡜⪃࠼㸪NACA0012⩼ࡲࢃࡾࡢὶࢀࡢᩘ
್ィ⟬ࢆ⾜࠺ࡇ࡜࡛㸪పReᩘ࡛ࡢὶࢀሙࡢ࣐ࢵࣁᩘ౫Ꮡᛶࢆ⪃ᐹࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡋ࡚࠸ࡿ㸬
㻌 ◊✲ࡢᴫせ
ᮏ◊✲ࡣRe=104~105ࡢపReᩘ࡟࠾ࡅࡿᅽ⦰ᛶࡢຠᯝ࡟╔┠ࡋ㸪ᇶᮏⓗ࡞ὶࢀሙ࡛࠶ࡿNACA0012⩼
࿘ࡾ࡟ࡘ࠸࡚ᩘ್ゎᯒࢆ⾜ࡗࡓ㸬
ᨭ㓄᪉⛬ᘧ࡟ࡣ2ḟඖᅽ⦰ᛶNavier-Stokes᪉⛬ᘧࢆ⏝࠸㸪஘ὶࣔࢹࣝ↓ࡋࡢRANSゎᯒࢆ⾜ࡗࡓ㸬ᕪ
ศࢫ࣮࣒࢟ࡣ㸪ᑐὶ㡯࡟๓ฎ⌮ᆺAUSMDVࢆ౑⏝ࡋ㸪㧗ḟ⢭ᗘ໬࡟2ḟ⢭ᗘMUSCLἲࢆ౑⏝ࡋ࡚࠸ࡿ㸬
ࡲࡓ㸪⢓ᛶ㡯࡟ࡣ2ḟ⢭ᗘ୰ኸᕪศࢆ౑⏝ࡋࡓ㸬ィ⟬᱁Ꮚࡣ᱁ᏊⅬᩘ13୓ⅬࡢCᆺ᱁Ꮚ࡛࠶ࡾ㸪Reᩘࡣ
10000࡜50000ࡢ஧ࡘ࡟ࡘ࠸࡚㸪Reᩘ10000࡛ࡣ࣐ࢵࣁᩘ⠊ᅖ0.01~0.7㸪Reᩘ50000࡛ࡣ࣐ࢵࣁᩘ0.3࡜
0.7࡟ࡘ࠸࡚㸪㏄ゅ⠊ᅖ0r~6rࡢ᮲௳࡛ィ⟬ࢆ⾜ࡗࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
Reᩘ10000࡛ࡢィ⟬⤖ᯝ࡜ࡋ࡚ࡣ㸪࣐ࢵࣁᩘ0.1~0.7ࡢ⠊ᅖ࡛ࡣᥭຊ࡟㠀⥺ᙧᛶࡀࡳࡽࢀࡓࡀ㸪࣐ࢵࣁ
ᩘ0.01࡛ࡣ⥺ᙧ࡜࡞ࡗࡓ㸬ࡲࡓ㸪ᢠຊಀᩘࢆぢࡿ࡜㸪࣐ࢵࣁᩘࡢቑຍ࡟కࡗ࡚ᢠຊಀᩘࡀቑຍࡍࡿഴྥ
ࡀࡳࡽࢀࡓ㸬ᢠຊಀᩘࢆᦶ᧿ᢠຊಀᩘ࡜ᅽຊᢠຊಀᩘ࡟ศゎࡋࡓࡶࡢࢆᅗ1࡟♧ࡍ㸬ࡇࢀࢆぢࡿ࡜㸪࣐ࢵ
ࣁᩘ0.1~0.7ࡢ⠊ᅖ࡛ࡣ㸪ᦶ᧿ᢠຊಀᩘ࡟࣐ࢵࣁᩘ౫Ꮡᛶࡣࡳࡽࢀࡎ㸪࣐ࢵࣁᩘࡢቑຍ࡟కࡗ࡚ᅽຊᢠຊ
ಀᩘࡀቑຍࡍࡿഴྥࡀࡳࡽࢀࡿࡇ࡜ࡀࢃ࠿ࡿ㸬࣐ࢵࣁᩘศᕸࡸᅽຊಀᩘศᕸࢆࡳࡿ࡜㸪ࡇࡢཎᅉࡣ㸪࣐
ࢵࣁᩘࡀቑຍࡍࡿࡇ࡜࡛๤㞳Ⅼࡀ๓⦕ഃ࡟⛣ືࡍࡿࡇ࡜࡟ࡼࡿ๤㞳㡿ᇦࡢቑຍ࡟࠶ࡿ࡜⪃࠼ࡽࢀࡿ㸬࣐
ࢵࣁᩘ0.01ࡢሙྜ࡛ࡣ㸪⩼⾲㠃࠿ࡽࡢὶࢀࡢ๤㞳ࡣࡳࡽࢀࡎ㸪ࡑࢀ࡟ࡼࡾ௚ࡢ࣐ࢵࣁᩘࡼࡾࡶᦶ᧿ᢠຊ
ಀᩘࡀ኱ࡁࡃ࡞ࡾ㸪ᥭຊ≉ᛶࡣ⥺ᙧⓗ࡟࡞ࡗࡓ࡜⪃࠼ࡽࢀࡿ㸬
Reᩘ50000࡛ࡢィ⟬⤖ᯝ࡜ࡋ࡚㸪ᥭຊ≉ᛶ࡜ᢠຊ≉ᛶࢆ᪥ᮏ኱Ꮫࡢᐇ㦂⤖ᯝ࡜㸪ᮏ◊✲ᐊ࡛ࡢ஧ḟඖ
㠀ᅽ⦰ᛶᩘ್ィ⟬࡜ẚ㍑ࡋࡓ⤖ᯝࢆᅗ2࡟♧ࡍ㸬Reᩘ50000ࡢ⤖ᯝࢆࡳࡿ࡜㸪㏄ゅࡢ㧗࠸㡿ᇦ࡛ᢠຊಀᩘ
ࡀ㈇࡟࡞ࡗ࡚࠸ࡿ㒊ศࡀࡳࡽࢀ㸪ᐇ⌧㇟࡟ྜࢃ࡞࠸⤖ᯝࡀฟ࡚࠸ࡿࡇ࡜ࡀࢃ࠿ࡿ㸬ᢠຊಀᩘࢆᅽຊᢠຊ
ಀᩘ࡜ᦶ᧿ᢠຊಀᩘ࡟ศゎࡋ᳨࡚ウࡋࡓ⤖ᯝ㸪ࡇࢀࡣᅽຊಀᩘࡢపୗ࡟ࡼࡿࡇ࡜ࡀࢃ࠿ࡗࡓ㸬࣐ࢵࣁᩘ
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HPC@JAXA2010
ศᕸ࡜ᅽຊಀᩘศᕸࢆࡳࡿ࡜㸪Reᩘ50000࡛ࡣ㸪๤㞳Ⅼࡀ㠀ᖖ࡟๓⦕࡟㏆ࡃ࡞ࡗ࡚࠾ࡾ㸪๓⦕௜㏆ࡢᅽ
ຊಀᩘࡀపࡃ㸪ᚋ⦕௜㏆࡛ࡣὶࢀࡢ෌௜╔࡟ࡼࡾᅽຊಀᩘࡀ㧗ࡃ࡞ࡗ࡚࠸ࡓ㸬ࡇࢀ࡟ࡼࡾ㸪ᅽຊᢠຊಀ
ᩘࡢపୗࡀࡳࡽࢀࡓ࡜⪃࠼ࡽࢀࡿ㸬ࡲࡓ㸪࣐ࢵࣁᩘ0.7ࡢ㏄ゅࡀ㧗࠸㡿ᇦ࡛ࡣ⾪ᧁἼࡢⓎ⏕ࡀࡳࡽࢀ㸪ࡑ
ࢀ࡟ࡼࡾ⩼ୖ㠃ࡢᅽຊࡀୗࡀࡾ㸪ᥭຊࡀቑຍࡋࡓ࡜⪃࠼ࡽࢀࡿ㸬
ᮏ᮶ࡣ⾪ᧁἼࡢⓎ⏕࡟క࠸㸪㐀Ἴ᢬ᢠࡀ⏕ࡲࢀ㸪ᢠຊࡢቑຍࡀࡳࡽࢀࡿࡣࡎ࡛࠶ࡿࡀ㸪௒ᅇࡢ⤖ᯝࢆ
ࡳࡿ࡜㸪㏄ゅࡢቑຍ࡛ᢠຊࡀῶᑡࡋ࡚ࡋࡲࡗ࡚࠸ࡿ㸬
௨ୖࡢࡼ࠺࡟㸪௒ᅇࡢィ⟬⤖ᯝ࡛ࡣᐇ⌧㇟ࡸ⌮ㄽ࡟ࡑࡄࢃ࡞࠸⤖ᯝࡀฟ࡚࠾ࡾ㸪௒ᚋࡣィ⟬ᡭἲࡢぢ
┤ࡋࡀᚲせ࡛࠶ࡿ࡜⪃࠼ࡽࢀࡿ㸬
㻌
ᅗ 1 Re=10000 ࡟࠾ࡅࡿᅽຊᢠຊಀᩘ࡜ᦶ᧿ᢠຊಀᩘ
(a)ᥭຊ≉ᛶ (b)ᢠຊ≉ᛶ
ᅗ2 Re=50000࡟࠾ࡅࡿᥭຊ≉ᛶ࡜ᢠຊ≉ᛶ
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ཱྀ㢌Ⓨ⾲
1) ⚄㤿⩏㈗㸪
͆ⅆᫍ㣕⾜ᶵࡢపࣞ࢖ࣀࣝࢬᩘ✵ຊ≉ᛶ࡟㛵ࡍࡿ◊✲͇
㸪➨ 54 ᅇᏱᐂ⛉Ꮫ㐃ྜㅮ₇఍㸪2010
ᖺ
-114-
This document is provided by JAXA.
HPC@JAXA2010
䝻䜿䝑䝖䠉䝷䝮䝆䜵䝑䝖」ྜ䝃䜲䜽䝹䜶䞁䝆䞁䛾ᩘ್ゎᯒ㻌
Numerical Analysis of Rocket-Ramjet Combined Cycle Engine
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸Ᏹᐂ㍺㏦࣑ࢵࢩࣙࣥᮏ㒊 Ᏹᐂ㍺㏦⣔᥎㐍ᢏ⾡◊✲㛤Ⓨࢭࣥࢱ࣮ ඛ㐍ᢏ⾡◊✲ࢢ࣮ࣝࣉ㸪
ᑠᑎṇᩄ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ᮏ◊✲࡛ࡣ㸪CFDࢆ⏝࠸࡚㸪JAXA◊✲⏝ࣟࢣࢵࢺ㸫࣒ࣛࢪ࢙ࢵࢺ」ྜࢧ࢖ࢡ࢚ࣝࣥࢪࣥෆ㒊ࡢὶࢀ
ᵓ㐀ࡢヲ⣽ࢆゎ᫂ࡍࡿࡇ࡜ཬࡧ࢚ࣥࢪࣥసື≉ᛶࡢ⌮ゎࢆ῝ࡵࡿࡇ࡜ࢆ┠ⓗ࡜ࡋ࡚࠸ࡿ㸬
㻌 ◊✲ࡢᴫせ
JAXA࡛ࡣ㸪ᑗ᮶ࡢᏱᐂ㍺㏦ࢩࢫࢸ࣒⏝࢚ࣥࢪࣥೃ⿵࡜ࡋ࡚ࣟࢣࢵࢺ࡜࣒ࣛࢪ࢙ࢵࢺࡢ」ྜࢧ࢖ࢡࣝ
࢚ࣥࢪࣥࡢ◊✲ࢆ⾜ࡗ࡚࠸ࡿ㸬ᐇ㝿࡟ࢧࣈࢫࢣ࣮࢚ࣝࣥࢪࣥ㸦E3㸧ࢆヨసࡋ㸪࣒ࣛࢪ࢙ࢵࢺヨ㦂タഛ
㸦RJTF㸧ࢆ⏝࠸࡚㣕⾜࣐ࢵࣁᩘ0㸪4㸪6ࡢ᮲௳࡛⇞↝ヨ㦂ࢆ⾜࠸タィ࡟ᚲせ࡞ࢹ࣮ࢱࡢྲྀᚓ࡟ດࡵ࡚࠸
ࡿ㸬୍᪉࡛㸪ヨ㦂ࡢࡳ࡛ࡣᚓࡽࢀࡿࢹ࣮ࢱࡸẼὶ᮲௳ࡀ㝈ࡽࢀࡿࡓࡵ㸪࢚ࣥࢪࣥసື≉ᛶࢆᢕᥱࡍࡿ࡟
ࡣCFD࡟ࡼࡿ⿵᏶ࡀ୙ྍḞ࡛࠶ࡿ㸬ࡑࡇ࡛ᮏ◊✲࡛ࡣࢫࢡ࣒ࣛࢪ࢙ࢵࢺࡢィ⟬࡟ᐇ⦼ࡢ࠶ࡿ3ḟඖ㠀ᵓ
㐀᱁Ꮚἲ࡟ᇶ࡙ࡃ⇞↝RANSࢥ࣮ࢻࢆE3࢚ࣥࢪࣥ࡟㐺⏝ࡋ㸪RJTFヨ㦂⤖ᯝ࡜ẚ㍑ࡋࡓᚋ㸪࢚ࣥࢪࣥෆ
㒊ࡢὶࢀሙཬࡧ࢚ࣥࢪࣥᛶ⬟ࡢヲ⣽࡟ࡘ࠸࡚ゎᯒࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
E3࢚ࣥࢪࣥࡢࢫࢡ࣒࣮ࣛࣔࢻࡢసື≉ᛶཬࡧෆ㒊ὶࢀᵓ㐀࡟ࡘ࠸࡚㸪ᆅୖ⇞↝ヨ㦂๓ࡢ஦๓ゎᯒ࡜
ࡋ࡚㣕⾜࣐ࢵࣁ8ࡢ᮲௳࡛CFDゎᯒࢆᐇ᪋ࡋ㸪ࣟࢣࢵࢺ⇞↝ᅽPcࡢ㐪࠸࡟ࡼࡿẚ㍑ࢆ⾜࠸㸪ࡲࡓ஧ḟ⇞
ᩱᄇᑕࡢຠᯝ࡟ࡘ࠸࡚ㄪᰝࡋࡓ㸬ࡑࡢ⤖ᯝ㸪௒ᅇㄪ࡭ࡓ⠊ᅖ࡛ࡣ㸪᥎ຊཬࡧẚ᥎ຊࡣPcࡀ኱ࡁ࠸᪉ࡀ
Ⰻ࠸ᛶ⬟࡜࡞ࡗࡓ㸬ࡋ࠿ࡋ࡞ࡀࡽ⇞↝࡟ࡼࡿ᥎ຊቑศࡣ㸪⏝࠸ࡓࣟࢣࢵࢺࡢ᥎ຊࡼࡾࡶᑠࡉ࠸ࡶࡢ࡜
࡞ࡗࡓ㸬ࡇࢀࡣᤕ⋓✵Ẽࡢ⇞↝࡟ࡼࡿᅽຊ᥎ຊࡢቑຍࡼࡾࡶ㸪ࣟࢣࢵࢺ᤼Ẽὶ࡟ࡼࡿᦶ᧿ᢠຊࡢቑຍ
ࡢ᪉ࡀ኱ࡁ࠸࠿ࡽ࡛࠶ࡗࡓ㸬ࡲࡓ஧ḟ⇞ᩱࢆ⇞↝ჾ୰㛫఩⨨ࡼࡾ඲ቨ㠃ࡢᆶ┤᪉ྥ࡟ᄇᑕࡋࡓ࡜ࡇࢁ㸪
᥎ຊ࡟㛵ࡋ࡚࡯࡜ࢇ࡝ຠᯝࡀ࡞ࡃ㸪ẚ᥎ຊࡣᝏ໬ࡋࡓ㸬≉࡟Pcࡀᑠࡉ࠸ሙྜ㸪ࣟࢣࢵࢺ᤼Ẽὶࡢ㓟⣲
ὶ㔞ࡼࡾࡶᤕ⋓✵Ẽࡢ㓟⣲ὶ㔞ࡢ᪉ࡀከ࠸ࡓࡵ᥎ຊቑᙉࢆᮇᚅࡋࡓࡀ㸪ᦶ᧿ᢠຊࡢቑ኱ࢆୖᅇࡿࡶࡢ
࡛ࡣ࡞࠿ࡗࡓ㸬ࡇࡢཎᅉࡣPcࡀᑠࡉ࠸࡜⇞↝ຠ⋡ࡀⴭࡋࡃపୗࡍࡿࡓࡵ࡛࠶ࡗࡓ㸬
-115-
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HPC@JAXA2010
(a) Pc=0.6MPa
(b) Pc=5MPa㻌
Fig.1 Contours of temperature on several y-z planes with 2nd fuel injection in combustor.
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) ᑠᑎ㸪㇂㸪᳜⏣㸪
͇ࢫࢡ࣒ࣛࢪ࢙ࢵࢺ࣮ࣔࢻ࡟࠾ࡅࡿࣟࢣࢵࢺ࣒̿ࣛࢪ࢙ࢵࢺ」ྜ࢚ࣥࢪࣥࡢᩘ್ィ⟬͇
㸪
➨ 51 ᅇ⯟✵ཎືᶵ࣭Ᏹᐂ᥎㐍ㅮ₇఍๓ๅ㞟
2) ᑠᑎ㸪㇂㸪᳜⏣㸪
͇࣐ࢵࣁ 6 㣕⾜᮲௳࡟࠾ࡅࡿ」ྜ࢚ࣥࢪ࣭࣒ࣥࣛࢪ࢙ࢵࢺ࣮ࣔࢻࡢᩘ್ィ⟬͇
㸪➨ 42
ᅇὶయຊᏛㅮ₇఍㸭⯟✵Ᏹᐂᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥࢩ࣏ࣥࢪ࣒࢘ 2010 ᚋๅ㞟
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HPC@JAXA2010
๤㞳䜢క䛖஘ὶቃ⏺ᒙ䛾 㻰㻺㻿㻌
Direct numerical simulation of a separated turbulent boundary layer
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊 ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪㜿㒊ᾈᖾ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
๤㞳஘ὶDNSࢹ࣮ࢱ࣮࣋ࢫࡢᵓ⠏
㻌 ◊✲ࡢᴫせ
๤㞳ࢆక࠺ᖹᯈ஘ὶቃ⏺ᒙࡢ DNS ࢆᐇ⾜ࡋ㸪ࢹ࣮ࢱ࣮࣋ࢫࢆᵓ⠏ࡍࡿ࡜ྠ᫬࡟㸪๤㞳⌧㇟ࡢゎᯒ࠾
ࡼࡧ஘ὶࣔࢹࣝࡢ㛤Ⓨࢆ⾜࠺.
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
1) ᪤ ࡢ๤㞳஘ὶ DNS ࡼࡾࡶ㧗⢭ᗘ࡞ὶධࢹ࣮ࢱ㸦஘ὶቃ⏺ᒙࡢ DNS ࢹ࣮ࢱ㸧ࢆ⏝࠸㸪㏫ὶࡀ᫂☜
࡟⌧ࢀࡿ๤㞳஘ὶቃ⏺ᒙࡢ DNS ࢆୡ⏺࡛ึࡵ࡚ᐇ᪋ࡋࡓ㸬
2) DNS ࢹ࣮ࢱࢆ⏝࠸ࡓ஘ὶࣔࢹࣝࡢ᳨ドࢆ㏻ࡌ㸪ᶆ‽㹩-Ȝࣔࢹ࡛ࣝࡣ㸪๤㞳ᇦ࡛ࡣ ⢓ᛶಀᩘࡀ㐣኱㸪
෌௜╔Ⅼࡼࡾୗὶ࡛ࡣ ⢓ᛶಀᩘࡀ㐣ᑠ㸪࡜࡞ࡾ๤㞳࣭෌௜╔⌧㇟ࢆண ᅔ㞴࡜࡞ࡿࡇ࡜ࢆ᫂ࡽ࠿
࡟ࡋ㸪᪂ࡋ࠸▱ぢ࡟ᇶ࡙ࡃࣔࢹࣝࡢᚲせᛶࢆ☜ㄆࡋࡓ㸬
ᅗ1 ๤㞳ࢆక࠺ᖹᯈ஘ὶቃ⏺ᒙࡢDNS࡟࠾ࡅࡿ ᵓ㐀
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This document is provided by JAXA.
HPC@JAXA2010
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) Hiroyuki Abe㸪 “Passive scalars in Turbulent boundary layers㸪” NORDITA-FLOW Spring school
on Turbulent Boundary Layers㸪 KTH㸪 Stockholm㸪 Sweden㸪 April 9㸪 2010 (Invited lecture).
2) 㜿㒊ᾈᖾ㸪⁁ῲὈᐶ㸪ᯇᑿ⿱୍㸪
͆ࣜࢫࢣ࣮࣭ࣝࣜࢧ࢖ࢡࣝἲࢆ⏝࠸ࡓᖹᯈ஘ὶቃ⏺ᒙDNSࢹ࣮ࢱ࣮࣋
ࢫࡢᵓ⠏͇➨42ᅇὶయຊᏛㅮ₇఍㸭⯟✵Ᏹᐂᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࢩ࣏ࣥࢪ࣒࢘ 2010ㅮ₇ㄽᩥ
㞟㸪⡿Ꮚࢥࣥ࣋ࣥࢩࣙࣥࢭࣥࢱ࣮BiG SHiP㸪1C-14 (2010) (CDROM).
3) 㜿㒊ᾈᖾ㸪⁁ῲὈᐶ㸪ᯇᑿ⿱୍㸪
͆ࣜࢫࢣ࣮࣭ࣝࣜࢧ࢖ࢡࣝἲࢆ⏝࠸ࡓᖹᯈ஘ὶቃ⏺ᒙࡢDNS㸪
͇᪥ᮏ
ᶵᲔᏛ఍ᖺḟ኱఍ㅮ₇ㄽᩥ㞟㸪ྡྂᒇᕤᴗ኱Ꮫ㸪pp. 21-22 (2010).
4) 㜿㒊ᾈᖾ㸪⁁ῲὈᐶ㸪ᯇᑿ⿱୍㸪
͆๤㞳ࢆక࠺ᖹᯈ஘ὶቃ⏺ᒙࡢDNS㸪
͇᪥ᮏὶయຊᏛ఍ᖺ఍2010ㅮ₇
ㄽᩥ㞟㸪໭ᾏ㐨኱Ꮫ㸪p. 118 (2010).
5) Hiroyuki Abe㸪 Yasuhiro Mizobuchi and Yuichi Matsuo㸪 “DNS study of a separation bubble in a
turbulent boundary layer㸪” Bulletin of the American Physical Society 63th Annual Meeting of the
APS Division of Fluid Dynamics (Long Beach㸪 CA㸪 November 21-23㸪 2010)㸪 Vol. 55㸪 No. 16㸪
p. 215.
6) 㜿㒊ᾈᖾ㸪⁁ῲὈᐶ㸪ᯇᑿ⿱୍㸪
͆┤᥋ᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥ࡟ࡼࡿ๤㞳஘ὶࡢゎᯒ࠾ࡼࡧ஘ὶࣔࢹࣝ
ࡢ◊✲㛤Ⓨ㸪
͇ᡂ22ᖺᗘJAXAᏱᐂ⯟✵ᢏ⾡◊✲Ⓨ⾲఍๓ๅ㞟㸪᪥ᮏ⛉Ꮫᮍ᮶㤋㸪pp.108-109㸪 (2010).
7) 㜿㒊ᾈᖾ㸪⁁ῲὈᐶ㸪ᯇᑿ⿱୍㸪
͆๤㞳ࢆక࠺ᖹᯈ஘ὶቃ⏺ᒙࡢ஘ὶᵓ㐀㸪
͇ி㒔኱Ꮫᩘ⌮ゎᯒ◊✲ᡤ
RIMS◊✲㞟఍㸪ி㒔኱Ꮫᩘ⌮◊✲ᡤ㸪(2011).
8) 㜿㒊ᾈᖾ㸪⁁ῲὈᐶ㸪ᯇᑿ⿱୍㸪
͆๤㞳ࢆక࠺ᖹᯈ஘ὶቃ⏺ᒙ࡟࠾ࡅࡿࣞ࢖ࣀࣝࢬᩘ౫Ꮡᛶ㸪
͇➨60ᅇ
⌮ㄽᛂ⏝ຊᏛㅮ₇఍㸪ᮾிᕤᴗ኱Ꮫ㸪 OS06-02 (2011) (CDROM).
9) 㜿㒊ᾈᖾ㸪⁁ῲὈᐶ㸪ᯇᑿ⿱୍㸪
͆๤㞳ࢆక࠺ᖹᯈ஘ὶቃ⏺ᒙࡢDNS࠾ࡼࡧ஘ὶࣔࢹࣝࡢ᳨ド㸪
͇➨26
ᅇ⏕◊TSFDࢩ࣏ࣥࢪ࣒࢘ㅮ₇ㄽᩥ㞟㸪ᮾி኱Ꮫ⏕⏘ᢏ⾡◊✲ᡤ㸪pp. 21-24 (2011).
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This document is provided by JAXA.
HPC@JAXA2010
ᾮ⁲㛫ⅆ⅖ఏ᧛䝯䜹䝙䝈䝮◊✲㻌
Research on Flame Spread Mechanism of Fuel Droplet
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸Ᏹᐂ⛉Ꮫ◊✲ᡤ ISS ⛉Ꮫࣉࣟࢪ࢙ࢡࢺᐊ㸪౫⏣┾୍([email protected])
◊✲ศᢸ⪅㸸Ᏹᐂ⛉Ꮫ◊✲ᡤ ISS ⛉Ꮫࣉࣟࢪ࢙ࢡࢺᐊ㸪⳥ụᨻ㞝([email protected])
Ᏹᐂ⛉Ꮫ◊✲ᡤ ISS ⛉Ꮫࣉࣟࢪ࢙ࢡࢺᐊ㸪ᒣᮏ ಙ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ࠕࡁࡰ࠺ࠖ➨ 2 ᮇ฼⏝㑅ᐃࢸ࣮࣐ࠕGroup Combustionࠖ࡟࠾࠸࡚㸪ࣛࣥࢲ࣒ศᩓᾮ⁲⩌ࡢ⇞࠼ᗈࡀ
ࡾᐇ㦂ࢆᐇ᪋ணᐃ࡛࠶ࡿ㸬ᐇ㦂᮲௳タᐃࡸᐇ㦂⤖ᯝ࡜ࡢẚ㍑ࢆ⾜࠺ࡓࡵ㸪⇞↝ᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥࣉ
ࣟࢢ࣒ࣛࢆ⏝࠸࡚୙➼㛫㝸࡟㓄⨨ࡋࡓᾮ⁲ࡢᖸ΅ຠᯝࡀⅆ⅖⇞࠼ᗈࡀࡾ࡟୚࠼ࡿᙳ㡪ཬࡧⅆ⅖⇞࠼ᗈࡀ
ࡾ࡟᪉ྥ࡟୚࠼ࡿᙳ㡪࡟ࡘ࠸᳨࡚ドࢆ⾜࠺㸬
㻌 ◊✲ࡢᴫせ
ISS⛉Ꮫࣉࣟࢪ࢙ࢡࢺᐊ࡛ࡣᄇ㟝⇞↝࣓࢝ࢽࢬ࣒ࡢゎ᫂ࢆ┠ᣦࡋࡓᇶ♏◊✲ࢆ⾜ࡗ࡚࠸ࡿ㸬ᄇ㟝⇞↝
ࡣከᩘࡢ⇞ᩱᾮ⁲ࡀ୙ᆒ୍࡟ศᩓࡋࡓ」㞧࡞⌧㇟࡛࠶ࡾᄇ㟝⇞↝࣓࢝ࢽࢬ࣒ࢆゎ᫂ࡍࡿࡓࡵ࡟㸪ࡑࡢᇶ
♏㐣⛬࡛࠶ࡿ⇞ᩱᾮ⁲㛫ࡢⅆ⅖ఏ᧛࣓࢝ࢽࢬ࣒ࡢゎ᫂ࡀ㔜せ࡛࠶ࡿ㸬ࡑࡢࡓࡵᮏ◊✲࡛ࡣᄇ㟝⇞↝ࢆ༢
⣧໬ࡋࡓ⇞ᩱᾮ⁲ิࡢⅆ⅖ఏ᧛࣓࢝ࢽࢬ࣒ࡢゎ᫂ࢆ┠ⓗ࡟◊✲ࢆ⾜ࡗ࡚࠸ࡿ㸬
ᮏ◊✲࡛ࡣ㸪⇞ᩱᾮ⁲ิࡢⅆ⅖ఏ᧛㐣⛬ࢆゎᯒࡍࡿࡓࡵࡢᾮ⁲ิⅆ⅖ఏ᧛ゎᯒࢥ࣮ࢻࢆᵓ⠏ࡋ㸪」ᩘ
ࡢᾮ⁲ࡀᖹ㠃ୖ࡟㓄⨨ࡉࢀࡓ2ḟඖᾮ⁲࣐ࢺࣜࢡࢫ㸪ࡉࡽ࡟3ḟඖ✵㛫୰࡟㓄⨨ࡉࢀࡓᾮ⁲⩌࡟࠾ࡅࡿ⇞
↝⌧㇟ࡢゎᯒࢆ⾜࠺㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᚤᑠ㔜ຊᐇ㦂⤖ᯝ࠿ࡽ㸪⇞↝ࡍࡿ2ᾮ⁲ࢆᖸ΅ࡉࡏࡓ2ᾮ⁲ࢆ⤖ࡪ㍈࡟ᑐࡋ࡚ᆶ┤᪉ྥ㸦ᾮ⁲Ly㸧ࡀỈ
ᖹ᪉ྥ㸦ᾮ⁲Lx㸧ࡼࡾࡶ᪩ࡃ╔ⅆࡍࡿ⤖ᯝࡀᚓࡽࢀ࡚࠸ࡿ㸬ࢩ࣑࣮ࣗࣞࢩ࡛ࣙࣥࡶྠᵝࡢഴྥࡀᚓࡽࢀ
ࡿ࠿ィ⟬ࢆᐇ᪋ࡋࡓ㸬ⅆ⅖⇞࠼ᗈࡀࡾࡢᣦᶆ࡜࡞ࡿ⇞࠼ᗈࡀࡾ㏿ᗘࡢ್࡟ࡘ࠸࡚ࡣᐇ㦂್࡜ᕪࡀ࠶ࡿࡶ
ࡢࡢ㸪⇞࠼ᗈࡀࡾഴྥ࡟ࡘ࠸࡚ࡣᐇ㦂࡜ྠᵝࡢ⤖ᯝࡀᚓࡽࢀࡓ㸬
ࡲࡓ㸪ᐇ㦂⤖ᯝ࡜⇞࠼ᗈࡀࡾ≉ᛶ㸦⇞࠼ᗈࡀࡾ㝈⏺㸪ఏ᧛㏿ᗘ㸧ࢆ㏆࡙ࡅࡿࡓࡵࡢィ⟬ࣃ࣓࣮ࣛࢱ᳨
ウࢆᐇ᪋ࡋࡓ㸬
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This document is provided by JAXA.
HPC@JAXA2010
㻌
㻌
㻌
ᅗ1
2 ḟඖ୙➼㛫㝸ᾮ⁲⩌ࡢⅆ⅖⇞࠼ᗈࡀࡾ
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) ᖹᡂ22ᖺ⯟✵Ᏹᐂᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࢩ࣏ࣥࢪ࣒࢘
ࠕ⇞ᩱᾮ⁲㛫ⅆ⅖⇞࠼ᗈࡀࡾ㐣⛬ࡢᩘ್ゎᯒࠖ
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This document is provided by JAXA.
HPC@JAXA2010
ཎጞᝨᫍ⣔෇┙䛻䛚䛡䜛☢Ẽᅇ㌿୙Ᏻᐃᛶ䛻䜘䜛ᅽຊ䝞䞁䝥ᙧᡂ䛸ᚤᝨᫍᙧᡂ㻌
Formation of a quasi-steady pressure bump by the magnetorotational instability and its implication
on planetesimal formation in protoplanetary disks
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸ᮾிᕤᴗ኱Ꮫ኱Ꮫ㝔 ⌮ᕤᏛ◊✲⛉ ᆅ⌫ᝨᫍ⛉Ꮫᑓᨷ㸪
ຍ⸨┿⌮Ꮚ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
☢ሙࡸ㟁㞳ᗘࡢ㠀୍ᵝᛶࢆ⪃៖࡟ධࢀࡓሙྜࡢ☢Ẽᅇ㌿୙Ᏻᐃᛶࡢᛶ㉁ࢆㄪ࡭ࡿ㸬≉࡟㸪ཎጞᝨᫍ⣔
෇┙࡟࠾࠸࡚㸪☢Ẽᅇ㌿୙Ᏻᐃᛶບ㉳࠿ࡽࡑࢀ࡟ࡼࡿ࢞ࢫ㏿ᗘሙࡢኚᙧ㸪ࡑࡢ୰࡛ࡢࢲࢫࢺ㞟✚㸪ࢲࢫ
ࢺ⮬ᕫ㔜ຊ୙Ᏻᐃ࡟ࡼࡿᚤᝨᫍᙧᡂࡲ࡛ࡢ୍㐃ࢆࢩ࣑࣮ࣗࣞࢩࣙࣥࡍࡿࡇ࡜࡛㸪ᚤᝨᫍᙧᡂ㐣⛬࡟࠾ࡅ
ࡿ☢ሙࡢຠᯝ㸪᮲௳ࢆㄪ࡭ࡿ㸬ࡑࡢࡓࡵ☢ሙ࣭࢞ࢫ࣭ࢲࢫࢺࡢ㐠ືࢆྠ᫬࡟ゎࡃ㸪ࢲࢫࢺ࡜ࡋ࡚㉸⢏Ꮚ
ࢆ⤌ࡳ㎸ࢇࡔ 3 ḟඖ࣮ࣟ࢝ࣝ☢Ẽὶయࢩ࣑࣮ࣗࣞࢩࣙࣥࢆ⾜࠺㸬
㻌 ◊✲ࡢᴫせ
࢞ࢫ࡜ࢲࢫࢺ࠿ࡽᡂࡿཎጞᝨᫍ⣔෇┙࡟࠾࠸࡚㸪ࢲࢫࢺࡀ㞟✚ࡋ㸪⮬ᕫ㔜ຊ୙Ᏻᐃࢆ㉳ࡇࡍࡇ࡜࡛ᚤ
ᝨᫍࡀᙧᡂࡉࢀࡿ࡜⪃࠼ࡽࢀ࡚࠸ࡿࡀ㸪ࡑࡢヲ⣽࡞㐣⛬ࡣࡲࡔゎ᫂ࡉࢀ࡚࠸࡞࠸㸬ᮏ◊✲࡛ࡣ㸪ࡇࡢၥ
㢟࡟ᑐࡋ࡚㸪෇┙ෆࡢ☢ሙ࡜ᕪືᅇ㌿ࡍࡿ㟁㞳࢞ࢫࡀㄏⓎࡍࡿ☢Ẽᅇ㌿୙Ᏻᐃᛶ㸦Magnetorotational
Instability: MRI㸧࡟ὀ┠ࡋࡓ㸬෇┙ෆࡢ☢ሙᙉᗘࡸ࢞ࢫ㟁㞳ᗘࡀືᚄ᪉ྥ࡟ࡼࡗ࡚␗࡞ࡿ࡜ࡁ㸪MRI
ࡣ୍㒊㡿ᇦ࡛ࡢࡳບ㉳ࡋ㸪ゅ㐠ື㔞࣭㉁㔞㍺㏦ຠ⋡ࡀ㠀୍ᵝ࡟࡞ࡿ㸬ࡋࡓࡀࡗ࡚㸪࢞ࢫᅇ㌿㏿ᗘ࡜㉁㔞
ࡢືᚄ᪉ྥศᕸࡀ㠀୍ᵝ࡟ኚ໬ࡍࡿ㸬ࡑࡢ⤖ᯝ㸪ࢲࢫࢺⴠୗࢆࡏࡁṆࡵ㸪ࢲࢫࢺ㞟✚ࢆಁࡍ≧ែ࡜࡞ࡗ
ࡓ㸬ᮏ◊✲࡛ࡣࡇࢀࡲ࡛࡟㸪3 ḟඖ☢Ẽὶయࢩ࣑࣮ࣗࣞࢩࣙࣥ࡟㉸⢏Ꮚ㸦ࢲࢫࢺ㸧ࢆຍ࠼ࡓィ⟬ࢆ⾜࠸㸪
MRI ᡂ㛗࠿ࡽࢲࢫࢺ㞟✚ࡢ㐣⛬ࢆ෌⌧ࡋ㸪ࡑࡢヲ⣽ࢆㄪ࡭࡚ࡁࡓ㸬ࡲࡓ㸪ࢲࢫࢺ⮬ᕫ㔜ຊሙࡶྠ᫬࡟ィ
⟬ࡍࡿࡇ࡜࡛㸪㞟✚ࡋࡓࢲࢫࢺࡀ⮬ᕫ㔜ຊ୙Ᏻᐃࢆᘬࡁ㉳ࡇࡋ㸪ᚤᝨᫍࢆᙧᡂࡍࡿ㐣⛬ࡶㄪ࡭ࡓ㸦ᅗ 1㸧
㸬
ࡉࡽ࡟㸪ࢲࢫࢺࢧ࢖ࢬ㸪ึᮇࢲࢫࢺ/࢞ࢫᐦᗘẚࡸึᮇ☢ሙᵓ㐀㸦MRI ࡀᘬࡁ㉳ࡇࡍ஘ὶࡢᙉࡉࢆኚ࠼
ࡿ㸧ࢆᵝࠎ࡟ኚ࠼ࡓィ⟬⤖ᯝࡼࡾ㸪ᮏࣔࢹࣝ࡟࠾ࡅࡿᚤᝨᫍᙧᡂྍ⬟᮲௳ࢆゎᯒⓗ࡟ồࡵࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ձ ᚤᝨᫍᙧᡂྍ⬟᮲௳ࢆࡲ࡜ࡵࡿ
⮬ᕫ㔜ຊ୙Ᏻᐃࢆᘬࡁ㉳ࡇࡍ࡟ࡣ㸪ࢲࢫࢺ⮬ᕫ㔜ຊࡀ⇕ኚືࢆୖᅇࡽ࡞ࡅࢀࡤ࡞ࡽ࡞࠸㸬ࡘࡲࡾ㸪
ࢲࢫࢺᐦᗘࡀ㧗ࡃ㸪ࢲࢫࢺࡢ㏿ᗘศᩓࡀᑠࡉ࠸ࡇ࡜ࡀ᮲௳࡜࡞ࡿ㸬ᮏ◊✲ࡢᚤᝨᫍᙧᡂࣔࢹࣝ࡟࠾࠸
࡚ࡇࢀࡽࡢ್ࡣ㸪ึᮇࡢ☢ሙᵓ㐀࣭㟁㞳ᗘᵓ㐀㸪ึᮇࢲࢫࢺ/࢞ࢫᐦᗘẚ㸪ࢲࢫࢺࢧ࢖ࢬ࡟ࡼࡗ࡚␗࡞
ࡿࡇ࡜ࡀ㸪ࢲࢫࢺ⮬ᕫ㔜ຊሙ࡞ࡋࡢࢩ࣑࣮ࣗࣞࢩࣙࣥ࡟ࡼࡾࢃ࠿ࡗ࡚࠸ࡿ㸬ࡑࡇ࡛㸪ࡇࢀࡽࡢ⤖ᯝࢆ
⏝࠸㸪ࢲࢫࢺ⮬ᕫ㔜ຊ࡜⇕ኚືࢆィ⟬ࡋ㸪⮬ᕫ㔜ຊ୙Ᏻᐃࡀ㉳ࡁࡿ᮲௳ࢆゎᯒⓗ࡟ồࡵࡓ㸦ᅗ 2㸧
㸬ࡑ
ࡢ⤖ᯝ㸪ᮏ◊✲ࡢࣔࢹࣝ࡟࠾ࡅࡿᚤᝨᫍᙧᡂྍ⬟᮲௳࡜ࡋ࡚ (1) ᙅ஘ὶ≧ែ㸦ึᮇࡢ☢ሙᵓ㐀࣭㟁㞳
ᗘᵓ㐀࡟ไ㝈ࡀ୚࠼ࡽࢀࡿ㸧
㸪(2) ᩘ༑ࢭࣥࢳࡢࢲࢫࢺ㸪(3) ึᮇࢲࢫࢺ㸦ᩘ༑ࢭࣥࢳ㸧㠃ᐦᗘ㸼ᶆ‽
ࣔࢹࣝ(Hayashi 1981)ࡢ⣙ 30 ࣃ࣮ࢭࣥࢺ ࡀ࠶ࡆࡽࢀࡿࡇ࡜ࢆ♧ࡋࡓ㸬
ࡲࡓ㸪ࡇࡢ᮲௳ࡀ‶ࡓࡉࢀࡿཎጞᝨᫍ⣔෇┙ෆࡢ㡿ᇦࡸ㸪௚ࡢᚤᝨᫍᙧᡂࣔࢹࣝ࡜ࡢẚ㍑࡟ࡘ࠸࡚
ࡶ㆟ㄽࢆ㐍ࡵ㸪ࡲ࡜ࡵࡓ㸬
㻌
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ղ࢞ࢫ㟁㞳ᗘィ⟬ࢆྵࡵࡓ☢Ẽὶయࢩ࣑࣮ࣗࣞࢩࣙࣥ
ཎጞᝨᫍ⣔෇┙ෆࡢ࢞ࢫ㟁㞳ᗘࡣ㸪୰ᚰᫍ࠿ࡽࡢ⇕࡟ࡼࡿ㟁㞳㸪X ⥺࣭Ᏹᐂ⥺࡟ࡼࡿ㟁㞳㸪࢞ࢫ┦
୰࡟࠾ࡅࡿྛศᏊ࡜ࡢ཯ᛂ㸪ࢲࢫࢺ⾲㠃࡟࠾ࡅࡿ㟁Ꮚ෌⤖ྜ࡟ࡼࡗ࡚Ỵࡲࡿ㸬ࡋࡓࡀࡗ࡚㸪୺࡟࢞ࢫ
ᐦᗘࡸࢲࢫࢺ㸦࣑ࢡࣟࣥࢧ࢖ࢬ㸧ᐦᗘ࡟ࡼࡗ࡚Ỵᐃࡉࢀࡿ㸦Sano et al. 2000㸧
㸬ࡋ࠿ࡋ㸪ࢲࢫࢺ⾲㠃
࡟࠾ࡅࡿ㟁Ꮚ෌⤖ྜࢆ⪃៖ࡋ㸪ࢲࢫࢺᐦᗘ࡟ࡼࡗ࡚࢞ࢫ㟁㞳ᗘࡀኚ໬ࡍࡿࡼ࠺࡞☢Ẽὶయࢩ࣑࣮ࣗࣞ
ࢩࣙࣥࡣ㸪Ⳙ኱࡞ィ⟬㈇Ⲵࡀ⌮⏤࡛ࡇࢀࡲ࡛࡟⾜ࢃࢀ࡚ࡇ࡞࠿ࡗࡓ㸬୍᪉㸪Okuzumi (2009)ࡣ㸪ࢲࢫ
ࢺ⾲㠃࡟࠾ࡅࡿ㟁Ꮚ෌⤖ྜࢆ⪃៖࡟ධࢀ࡚࢞ࢫ㟁㞳ᗘࡀ༙ゎᯒⓗ࡟ᑟฟ࡛ࡁࡿࡇ࡜ࢆ♧ࡋࡓ㸬ࡇࡢ༙
ゎᯒゎࢆ⏝࠸ࢀࡤ㸪࢞ࢫ㟁㞳ᗘࢆྛ᫬㛫࡟࠾࠸࡚ィ⟬ࡍࡿ☢Ẽὶయࢩ࣑࣮ࣗࣞࢩࣙࣥࡀ⡆༢࡟ฟ᮶ࡿ㸬
ࡑࡇ࡛ᮏ◊✲࡛ࡣ㸪ࡇࡢ༙ゎᯒゎࢆ⏝࠸ࡓ㸪ྍኚ࢞ࢫ㟁㞳ᗘ☢Ẽὶయࢩ࣑࣮ࣗࣞࢩࣙࣥࢆ⾜ࡗࡓ㸬
ࡑࡢ⤖ᯝ㸪☢ሙࡸ㟁㞳ᗘࡀึᮇ࡟୍ᵝ࡛࠶ࡗ࡚ࡶ㸪࢞ࢫᐦᗘࡸ࢞ࢫᅇ㌿㏿ᗘࡀືᚄ᪉ྥ࡟㠀୍ᵝ࡟
ኚ໬ࡋ㸪ࡑࡢ≧ែࡀᖹ⾮≧ែ࡜࡞ࡿࡇ࡜ࡀࢃ࠿ࡗࡓ㸬ࡇࡢ࣓࢝ࢽࢬ࣒ࡣ௨ୗࡢ࡜࠾ࡾ࡛࠶ࡿ㸬MRIࡀ
ᡂ㛗ࡍࡿ㝿࡟㸪࢞ࢫᐦᗘ㸦҃ࢲࢫࢺᐦᗘ㸧ࡀᦂࡽࡄࡇ࡜࡛㸪࢞ࢫ㟁㞳ᗘࡀኚ໬ࡍࡿ㸬ࡋࡓࡀࡗ࡚MRI
ᡂ㛗⋡ࡀ㠀୍ᵝ࡟࡞ࡾ㸪ゅ㐠ື㔞࣭㉁㔞㍺㏦ຠ⋡ࡀ㠀୍ᵝ࡟࡞ࡿࡇ࡜࠿ࡽ㸪࢞ࢫᐦᗘࡸ࢞ࢫᅇ㌿㏿ᗘ
ศᕸࡀ㠀୍ᵝ࡟ኚ໬ࡍࡿ㸬ࢥࣜ࢜ࣜຊ࡜ᅽຊ໙㓄࡟ࡼࡿຊࡀࡘࡾྜ࠸㸪ᖹ⾮≧ែ࡜࡞ࡿࡢ࡛࠶ࡿ㸬࢞
ࢫᐦᗘࡢᚤᑠ࡞ᦂࡽࡂࡀMRIᡂ㛗⋡ࡢ㠀୍ᵝᛶࢆⴭࡋࡃࡉࡏࡿࡇ࡜࠿ࡽ㸪᪂ࡓ࡞୙Ᏻᐃᛶ࡜࠸࠼ࡿ㸬
ᮏ◊✲࡛ࡣ㸪ィ⟬㡿ᇦࡢ෇┙ືᚄ᪉ྥ㊥㞳ࡸ㡿ᇦࢧ࢖ࢬࢆᵝࠎ࡟ኚ࠼㸪ࡇࡢ୙Ᏻᐃᛶࡢᡂ㛗⋡ࢆ㆟ㄽ
ࡋࡓ㸬
ᅗ1 ⮬ᕫ㔜ຊ୙Ᏻᐃ࡟ࡼࡿᚤᝨᫍᙧᡂ
㸦Ⰽ㸸ࢲࢫࢺᐦᗘ㸪x㸪 y㸪 z㸸෇┙ືᚄ㸪ᅇ㌿㸪ᆶ┤᪉ྥ㸧
MRIࡀ㠀୍ᵝ࡟㉳ࡁ㸪‽ᐃᖖ࡞ᅽຊࣂࣥࣉࡀᙧᡂࡉࢀ㸪ࢲࢫࢺࡀᒁᡤ㡿ᇦ࡟⃰㞟ࡍࡿ㸦ୖᅗ㸧
㸬
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ࡑࡢ⤖ᯝ㸪⮬ᕫ㔜ຊ୙Ᏻᐃࡀ㉳ࡁ㸪ᚤᝨᫍࡀᙧᡂࡉࢀࡿ㸦ୗᅗ㸧
㸬
㻌
㻌
㻌
ᅗ2 ࣔࢹࣝ࡟ࡼࡿ⮬ᕫ㔜ຊ୙Ᏻᐃᛶບ㉳ྍ⬟ᛶࡢ㐪࠸
㸦ᶓ㍈㸸ึᮇ࢞ࢫ㠃ᐦᗘ㸪ᕥ⦪㍈㸸ࢪ࣮ࣥࢬ༙ᚄRJ㸪
ྑ⦪㍈㸸⮬⏤ⴠୗ᫬㛫tff㸪ྛࣃࢿࣝa㸪b㸪c㸪dࡣึᮇタᐃࡀ␗࡞ࡿ㸧
ึᮇ࢞ࢫᐦᗘ㸦҃ึᮇࢲࢫࢺᐦᗘ㸧ࡀ኱ࡁ࠸࡯࡝㸪⮬ᕫ㔜ຊ୙Ᏻᐃᛶࡀ㉳ࡁࡸࡍ࠸㸬RJ>0.02H(=2dx)
⮬ᕫ㔜ຊ୙Ᏻᐃບ㉳ྍ⬟࡜࡞ࡿึᮇ࢞ࢫᐦᗘࡣᶆ‽
࠿ࡘtff<3Ȑ-1࡛࠶ࢀࡤ⮬ᕫ㔜ຊ୙Ᏻᐃྍ⬟࡜ࡍࡿ࡜㸪
ࣔࢹࣝࡢ⣙㸦a㸧0.3ಸ㸪(b) 3ಸ㸪(c) 20ಸ㸪(d) 10ಸ࡜࡞ࡾ㸪ࣔࢹࣝ࡟ࡼࡗ࡚␗࡞ࡿ㸬ࡇࡢ㐪࠸ࡣ㸪ࢲࢫ
ࢺࢧ࢖ࢬ㸦a㸪c㸧
㸪ึᮇࢲࢫࢺ/࢞ࢫᐦᗘẚ(a㸪b)ࡸ㸪ึᮇ☢ሙᵓ㐀࡟ࡼࡿ஘ὶࣞ࣋ࣝࡢ㐪࠸㸦a㸪d㸧࡟
ࡼࡿࡶࡢ࡛࠶ࡿ㸬MRIࡀ㠀୍ᵝ࡟㉳ࡁ㸪‽ᐃᖖ࡞ᅽຊࣂࣥࣉࡀᙧᡂࡉࢀ㸪ࢲࢫࢺࡀᒁᡤ㡿ᇦ࡟⃰㞟ࡍࡿ
㸦ୖᅗ㸧
㸬ࡑࡢ⤖ᯝ㸪⮬ᕫ㔜ຊ୙Ᏻᐃࡀ㉳ࡁ㸪ᚤᝨᫍࡀᙧᡂࡉࢀࡿ㸦ୗᅗ㸧
㸬
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ࡞ࡋㄽᩥ
1) Mariko Kato㸪 Formation of a quasi-steady pressure bump induced by the magnetorotational
instability and its implication on planetesimal formation in protoplanetary disks㸪 Doctor Thesis㸪
2011. 3.
ཱྀ㢌Ⓨ⾲
2) ຍ⸨┿⌮Ꮚ㸪ዟఫ ⪽㸪Anders Johansen㸪బ㔝Ꮥዲ㸪㟁Ꮚ෌⤖ྜࢆ⪃៖࡟ධࢀࡓ MHD ࢩ࣑࣮ࣗࣞࢩ
ࣙࣥ㸸MRI ࡟ࡼࡿ‽ᐃᖖ࢞ࢫ㧗ᐦᗘ㡿ᇦࡢᙧᡂ㸪 ᪥ᮏᝨᫍ⛉Ꮫ఍ 2010 ᖺ⛅Ꮨㅮ₇఍㸪 2010 ᖺ 10
᭶ 6-8 ᪥
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㻵㻮 ἲ䜢฼⏝䛧䛯኱つᶍィ⟬⏝ὶయ䝋䝹䝞䞊䛾㛤Ⓨ㻌
Development of the CFD code using Immersed Boundary Method
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸ఫ཭ࢦ࣒ᕤᴗओ ◊✲➨୍㒊㸪ゅ⏣ᫀஓ([email protected])
◊✲ศᢸ⪅㸸ఫ཭ࢦ࣒ᕤᴗओ ◊✲➨୍㒊㸪Arjun Yadav([email protected])
JAXA ᝟ሗ࣭ィ⟬ᕤᏛࢭࣥࢱ࣮ ィ⟬ᶵ㐠⏝࣭฼⏝ᢏ⾡ࢳ࣮࣒㸪
ᯇᑿ⿱୍([email protected])
JAXA ᩘ್ゎᯒࢢ࣮ࣝࣉ 㠀ᐃᖖὶ࣭᣺ືࢭࢡࢩࣙࣥ㸪
ᮧୖ᱇୍ ([email protected])
㻌
㻌 ィ⟬ࡢ┠ⓗ
⮬సࢯࣝࣂ࣮ࡢ㉸୪ิ᫬ࡢࣃࣇ࢛࣮࣐ࣥࢫࢆ☜ㄆࡋ㸪ࢯࣇࢺࡢࣟࢪࢵࢡኚ᭦➼࡟ࡼࡗ࡚㸪୪ิ໬ຠ⋡
ࢆᨵၿࡋ㸪኱つᶍィ⟬࡟㐺ࡋࡓィ⟬ࣟࢪࢵࢡࢆ㛤Ⓨࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
ᅇ㌿ࡋ࡞ࡀࡽ㣕⾜ࡍࡿሙྜ㸪㣕⾜୰࡟╔ịࡍࡿሙྜ➼㸪㠀ᐃᖖィ⟬ࢆᐇ᪋ࡍࡿ࡜ࡁ࡟㸪≀యࡢ⛣ືࢆ
ྲྀࡾᢅ࠺ࢣ࣮ࢫࡀቑ࠼࡚࠸ࡿࡀ㸪᱁Ꮚࢆ⏕ᡂࡋ࡞࠾ࡍ㸪ࢫࣛ࢖ࢹ࢕ࣥࢢ࢖ࣥࢱ࣮ࣇ࢙࣮ࢫࢆタࡅࡿ➼㸪
ィ⟬ࢥࢫࢺୖ᪼㸪୪ิ໬ຠ⋡పୗࢆᣍࡃཎᅉ࡜࡞ࡿ஦ࡀከ࠸㸬ࡑࡇ࡛㸪IBἲ࡟╔║ࡋ㸪⛣ືቃ⏺ࢆᢅ࠺
࡜ࡁ࡟㸪ࡇࢀࡽࡢࢿ࢞ࢆᡶᣔࡍࡿࡇ࡜ࡀ࡛ࡁࡿ࠿࡝࠺࠿ࢆ☜ㄆࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
㠀ᅽ⦰ᛶࡢὶయࢯࣝࣂ࣮࡛㸪IBἲࢆ⏝࠸࡚㸪⛣ືቃ⏺ࢆᢅ࠸ࡘࡘ㸪࠿ࡘ࣏࢔ࢯࣥ᪉⛬ᘧFFT+┤᥋ἲ
࡛㧗㏿࡟ゎࡃ஦ࡀ࡛ࡁࡿᡭἲࢆ㛤Ⓨࡋ㸪JAXA-Mࢩࢫࢸ࣒࡛୪ิ໬ᛶ⬟ࢆ☜ㄆࡋࡓ㸬MPI㏻ಙࡢ᪉ἲࡶ
࡛ࡁࡿࡔࡅ࢔࢖ࢻࣝࢱ࢖࣒ࡀ⏕ࡌ࡞࠸ࣟࢪࢵࢡ࡟ኚ᭦ࡋ㸪512node㸪2048୪ิࡲ࡛㸪࡯࡜ࢇ࡝ࣜࢽ࢔࣮
࡞୪ิ໬ຠ⋡ࡀᚓࡽࢀࡿ஦ࢆ☜ㄆࡋࡓ㸬
ᅗ1 ᅇ㌿ࡋ࡚㣕⾜୰ࡢࢦࣝࣇ࣮࣎ࣝ㸦 ᗘࡢiso-surface㸧
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㻌
ຍ㏿⋡
㻺㼛㼐㼑ᩘ㻌㼢㼟㻌ຍ㏿⋡
⌮᝿⥺
㻞㻜
㻝㻤
㻝㻢
㻝㻠
㻝㻞
㻝㻜
㻤
㻢
㻠
㻞
㻜
㻜
㻡
㻝㻜
㼚㼛㼐㼑ᩘ㻛㻟㻞
㻝㻡
㻞㻜
512node
2048core୪ิ
32node
128core୪ิ
㻌
ᅗ 2 node ᩘ vs ຍ㏿⋡ ࡢࢢࣛࣇ
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ࡞ࡋㄽᩥ
1) ᭶ห໬Ꮫ 4 ᭶ྕ࡟ᥖ㍕ணᐃ
ཱྀ㢌Ⓨ⾲
2) VINAS ࣮ࣘࢨ࣮ࢬ࣑࣮ࢸ࢕ࣥࢢ 2010 ࡟࡚Ⓨ⾲
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✵ຊᙎᛶ⩼䛻㛵䛩䜛◊✲㻌
Study of Aeroelastic Wing
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊ᶵయᵓ㐀ࢢ࣮ࣝࣉ㸪⋢ᒣ㞞ே([email protected])
◊✲ศᢸ⪅㸸ᶵయᵓ㐀䜾䝹䞊䝥㸪☾㈅⣫஧(㼗㼛㼖㼕㻚㼕㼟㼛㼓㼍㼕㻬㼚㼕㼒㼠㼥㻚㼏㼛㼙)
㻌 ィ⟬ࡢ┠ⓗ
┬࢚ࢿࣝࢠ࣮ᆺࡢ㍺㏦ᶵࡢ୺⩼࡬ࡢᛂ⏝ࡀᮇᚅࡉࢀࡿ㧗࢔ࢫ࣌ࢡࢺẚ๓㐍⩼ࡢ㑄㡢㏿ࣇࣛࢵࢱ⌧㇟࡟
㛵ࡍࡿ◊✲ࢆ⾜࠺㸬ࡇࡢ௚㸪ᇶ♏◊✲࡜ࡋ࡚ࣇࣛࢵࢱ⌧㇟ࢆ฼⏝ࡋࡓⓎ㟁ࡢ◊✲㸪㫽ࡸ᪻⹸ࡢ⩚ࡤࡓࡁ
࡟ࡼࡿ㣕⩧㸪㨶ࡢ㧗㏿㐟Ὃࡢ࣓࢝ࢽࢬ࣒ࡢ◊✲ࢆ⾜࠺㸬
௨ୖࡢ◊✲ࢆ⾜࠺ࡓࡵ࡟㸪୺࡜ࡋ࡚㸪2ḟඖ࠾ࡼࡧ3ḟඖࡢࢼࣅ࢚࣭ࢫࢺ࣮ࢡࢫ࣭ࢥ࣮ࢻࢆ⏝࠸ࡓᩘ್
ࢩ࣑࣮ࣗࣞࢩࣙࣥࢆ⾜࠺㸬
㻌 ◊✲ࡢᴫせ
┬࢚ࢿࣝࢠ࣮ᆺ㍺㏦ᶵࡢ୺⩼࡬ࡢᛂ⏝ࡀᮇᚅࡉࢀࡿ㧗࢔ࢫ࣌ࢡࢺẚ๓㐍⩼ࡢ㑄㡢㏿࡟࠾ࡅࡿࣇࣛࢵࢱ
⌧㇟ࢆ᫂ࡽ࠿࡟ࡍࡿࡓࡵ࡟㸪3 ḟඖࢼࣅ࢚࣭ࢫࢺ࣮ࢡࢫ࣭ࢥ࣮ࢻ࡟ࡼࡿᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥࢆ⾜࠸㸪
๓㐍⩼࡟≉᭷࡞㸪⾪ᧁἼ๤㞳⌧㇟ࢆྵࡴ」㞧࡞ࣇࣛࢵࢱ⌧㇟ࢆゎ᫂ࡋ࡚࠸ࡿ㸬ࡲࡓ㸪ᇶ♏◊✲࡜ࡋ࡚㸪
ࣇࣛࢵࢱ⌧㇟ࢆ฼⏝ࡋ࡚Ⓨ㟁ࢆ⾜࠺ࢩࢫࢸ࣒࡟࠾ࡅࡿὶࡢ๤㞳⌧㇟ࡢຠᯝࢆ᫂ࡽ࠿࡟ࡍࡿࡓࡵ࡟ 2 ḟඖ
࠾ࡼࡧ 3 ḟඖࢼࣅ࢚࣭ࢫࢺ࣮ࢡࢫ࣭ࢥ࣮ࢻࢆ⏝࠸ࡓᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥࢆᐇ᪋ࡋ࡚࠸ࡿ㸬ࡲࡓ㸪⏕≀
ࡢ㣕⾜࣭᥎㐍࣓࢝ࢽࢬ࣒ࢆゎ᫂ࡍࡿࡓࡵ࡟㸪⩚ࡤࡓࡁ⩼࠾ࡼࡧ㨶ࡢᑿࡦࢀ࿘ࡾࡢὶࡢᩘ್ࢩ࣑࣮ࣗࣞࢩ
ࣙࣥࢆᐇ᪋ࡋ࡚࠸ࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
㧗࢔ࢫ࣌ࢡࢺẚ๓㐍⩼ࡢ⾪ᧁἼ๤㞳ࢆྵࡴ」㞧࡞ࣇࣛࢵࢱ⌧㇟㸦ࢩࣙࢵࢡ࣭ࢫࢺ࣮࣭ࣝࣇࣛࢵࢱ㸧ࡢ
ᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥࢆᐇ᪋ࡋ㸪๓㐍⩼࡟≉᭷࡞ࣇࣛࢵࢱ⌧㇟ࡢ≉ᛶࢆゎ᫂ࡋ࡚࠸ࡿ㸬
㸦ᮏ◊✲ࡣ᮶ᖺᗘ
ࡶ⥅⥆ࡋ࡚⾜࠺ணᐃ࡛࠶ࡿ㸬
㸧ࡲࡓ㸪ࣇࣛࢵࢱ⌧㇟ࢆ฼⏝ࡋࡓⓎ㟁ࢩࢫࢸ࣒ࡢ◊✲࡛ࡣ㸪2ᯛ௨ୖࡢ⩼࡟
ࡼࡿᖸ΅ຠᯝࢆ฼⏝ࡋࡓࢩࢫࢸ࣒࡟ࡼࡿⓎ㟁㔞ࡢቑຍຠᯝࢆᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥ࡟ࡼࡗ࡚᫂ࡽ࠿࡟ࡋ
ࡓ㸬
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ᅗ1 㧗࢔ࢫ࣌ࢡࢺẚ๓㐍⩼ࡢ⾪ᧁἼ๤㞳ࢆక࠺ࣇࣛࢵࢱⓎ⏕᫬ࡢὶࢀࡢᵝᏊ㸦➼ᐦᗘ⥺ᅗ㸧
(M=0.715㸪 D=2 deg㸪 dynamic pressure=41 kPa)
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) Isogai㸪 K. and Kawabe㸪 H.㸪 “Transition Flight Simulation of Flapping Wing Micro-Aerial
Vehicle㸪” Transactions of the Japan Society for Aeronautical and Space Sciences㸪 Vol. 53㸪 No.
180㸪 Aug. 2010㸪 pp. 138-146.
2) Ọ஭ᘯே㸪☾㈅⣫஧㸪⸨ᮏ㐩ぢ㸪
͆PIV ࡟ࡼࡿ᪻⹸⩚ࡤࡓࡁ⩼ࡢ✵ຊ࣓࢝ࢽࢬ࣒ࡢྍど໬㸪
͇ྍど໬᝟
ሗᏛ఍ㄅ㸪Vol. 30㸪 No. 119㸪 2010 ᖺ 10 ᭶㸪pp. 214 – 219.
3) Nagai㸪 H. 㸪 Isogai㸪 K.㸪 and Fujimoto㸪 T.㸪 “Experimental Study on Flow Interaction Between
Fore- and Hind-Wings of Dragonfly in Hovering and Forward Flight㸪” 27th International Congress
of The Aeronautical Sciences㸪 Sep. 2010㸪 CD-Rom㸪 ICAS 2010-3.1.2
ᰝㄞ࡞ࡋㄽᩥ
4) Isogai㸪 K.㸪 ”Theoretical and Experimental Study of Elastically Supported Flapping Wing Power
Generator㸪” AIMM’10 (The first international conference on Advances in Interaction & Multiscale
Mechanics㸪 Jeju㸪 Korea㸪 31 May -2 June 2010.
ཱྀ㢌Ⓨ⾲
5) ☾㈅⣫஧㸪Ἑ㑓༤ᗣ㸪Ọ஭ᘯே㸪すཱྀ ▐㸪
͆ඹ᣺ᆺ⩚ࡤࡓࡁ⩼ࢆᦚ㍕ࡋࡓ MAV ࡢጼໃไᚚ࡟㛵ࡍࡿ◊
✲㸪
͇➨ 48 ᅇ㣕⾜ᶵࢩ࣏ࣥࢪ࣒ࣗ࢘㸪CD-R㸪 1D14㸪 2010 ᖺ 11 ᭶.
6) ☾㈅⣫஧㸪
͆᪻⹸ᆺ㣕⩧ࣟ࣎ࢵࢺࡢ◊✲㸪
͇⚟ᒸᕤᴗ኱Ꮫᩍ⫱◊✲ᨵၿ஦ᴗ㸪▱⬟ᶵᲔᕤᏛ⛉୺ദ≉ู
ㅮ₇఍㸪ᖹᡂ 23 ᖺ 1 ᭶.
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㧗䜶䞁䝍䝹䝢ὶ䛾ᩘ್ゎᯒ㻌
Numerical simulation on high-enthalpy flows
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸Ᏹᐂ㍺㏦࣑ࢵࢩࣙࣥᮏ㒊 Ᏹᐂ㍺㏦⣔᥎㐍ᢏ⾡◊✲ࢭࣥࢱ࣮ ඛ㐍ᢏ⾡◊✲ࢢ࣮ࣝࣉ㸪
㧘ᶫᨻᾈ ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
Ᏹᐂ 㑏ᶵࡢ෌✺ධ⇕✵ຊ࡟㛵ࡍࡿ⌧㇟ゎ᫂㸪㧗 ⾪ᧁ㢼Ὕ HIEST ࡢヨ㦂⢭ᗘྥୖཬࡧ CFD ⢭ᗘྥ
ୖࡢࡓࡵ㸪⇕ⓗ࣭໬Ꮫⓗ㠀ᖹ⾮⌧㇟ࢆక࠺㧗࢚ࣥࢱࣝࣆὶࡢᩘ್ゎᯒᢏ⾡ࡢ☜❧ཬࡧ CFD ࢥ࣮ࢻࡢᩚ
ഛࢆ┠ⓗ࡜ࡋ࡚࠸ࡿ㸬
㻌 ◊✲ࡢᴫせ
Ᏹᐂ 㑏ᶵࢆᶍᨃࡋࡓ㕌㢌෇㗹ᶍᆺࡢຊィ ヨ㦂ࢆHIEST࡟࠾࠸࡚ᐇ᪋ࡋࡓ࡜ࡇࢁ㸪㍈ຊಀᩘCAࡢ
Ẽὶ࢚ࣥࢱࣝࣆ᮲௳࡟ᑐࡍࡿኚ໬ഴྥࡀᶍᆺ㕌㢌㒊༙ᚄ࡟ࡼࡾ␗࡞ࡿ⤖ᯝ࡜࡞ࡗࡓ㸬ࡲࡓ㸪⇕ⓗᖹ⾮ࢆ
௬ᐃࡋࡓCFDࢆ㐺⏝ࡋࡓࡀヨ㦂⤖ᯝࢆ෌⌧࡛ࡁ࡞࠿ࡗࡓ㸬ࡑࡇ࡛㸪ࡇࡢ⌧㇟ࡢゎ᫂ࡢࡓࡵ㸪௒ᖺᗘࡣ㕌
㢌෇㗹ࡢ✵ຊ≉ᛶ࡟ᑐࡍࡿ୪㐍㸫᣺ື㸦T-V㸧⦆࿴㐜ࢀࡸẼὶࡢ㠀୍ᵝᛶ➼ࡢᙳ㡪࡟ࡘ࠸᳨࡚ウࡋࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
T-V⦆࿴㐜ࢀࢆ⪃៖ࡋࡓሙྜ㸪ᶍᆺᾷࡳⅬ࠿ࡽᶍᆺ⾲㠃࡟ἢࡗ࡚ὶࢀࡀᛴ⃭࡟ຍ㏿⭾ᙇࡍࡿ㡿ᇦ࡟࠾
࠸࡚᣺ື⦆࿴㐜ࢀࡀ㢧ⴭ࡜࡞ࡾ㸦ᅗ1㸧
㸪ࡑࡢᙳ㡪࡛ቨᅽࡀ⇕ⓗᖹ⾮್ࡼࡾపୗࡋࡓ㸦ᅗ2㸧
㸬㕌㢌㒊᭤⋡
༙ᚄࡀ኱ࡁ࠸R50ࣔࢹ࡛ࣝࡣ㸪ࡇࡢቨᅽపୗ࡟ࡼࡾCAࡀ⇕ⓗᖹ⾮್ࡼࡾపୗࡋヨ㦂⤖ᯝ࡟ഹ࠿ࡔࡀ㏆࡙
࠸ࡓࡶࡢࡢ㸪CAࡢኚ໬ഴྥࡣ෌⌧࡛ࡁࡎᐃ㔞ⓗ࡟ࡣ୙༑ศ࡛࠶ࡗࡓ㸬
ᅗ1 R50㕌㢌෇㗹ᶍᆺ࿘ࡾࡢ ᗘศᕸ㸦16MJ/kg㸪ୖẁ㸸୪㐍 ᗘ㸪ୗẁ㸸᣺ື ᗘ㸧
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HPC@JAXA2010
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0.12
16MJ/kg
CFD 1T
CFD 2T-S
Exp.
0.10
R50 model shape
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Pw / Pw, nose
0.11
0.09
0.08
0.07
0.06
0
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1
2
3
4
X/R
5
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ᅗ 2 R50 㕌㢌෇㗹ᶍᆺࡢቨᅽศᕸ㸦16MJ/kg㸧
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㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) 㧘ᶫࡽ㸪
ࠕ㕌㢌෇㗹ࡢ㧗࢚ࣥࢱࣝࣆ✵ຊ≉ᛶ࡟㛵ࡍࡿᩘ್ゎᯒࠖpp.41-44㸪ᖹᡂ 22 ᖺᗘ⾪ᧁἼࢩ࣏ࣥ
ࢪ࣒࢘ㅮ₇ㄽᩥ㞟
-129-
This document is provided by JAXA.
HPC@JAXA2010
↓⾪✺⾪ᧁἼ䛾 㻟 ḟඖ⢏Ꮚィ⟬䠖⾪ᧁἼ㑄⛣ᒙ୰䛾⢏Ꮚ䝎䜲䝘䝭䜽䝇㻌
A 3D PIC simulation on collisionless shock: particle dynamics in shock transition region
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸Ᏹᐂ⛉Ꮫ◊✲ᮏ㒊 Ᏹᐂ⛉Ꮫ᝟ሗゎᯒ◊✲⣔㸪⠛ཎ ⫱([email protected])
◊✲ศᢸ⪅㸸Ᏹᐂ⛉Ꮫ◊✲ᮏ㒊 Ᏹᐂࣉࣛࢬ࣐◊✲⣔㸪⸨ᮏṇᶞ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
Geotail ⾨ᫍࡢᆅ⌫๓㠃ࡢࣂ࢘ࢩࣙࢵࢡࡢほ ࡞࡝࠿ࡽ㸪‽ᆶ┤⾪ᧁἼ࡟࠾࠸࡚ᩘ 10keV ௨ୖ࡟ཬࡪ
㟁Ꮚຍ㏿⌧㇟ࡀほ ࡉࢀࡿࡇ࡜ࡀ᫂ࡽ࠿࡟࡞ࡗ࡚࠸ࡿ㸬ࡋ࠿ࡋ㸪ᚑ᮶ᥦၐࡉࢀ࡚࠸ࡿ⾪ᧁἼຍ㏿⌮ㄽ࡛
ࡣᚲࡎࡋࡶ Geotail ⾨ᫍࡀほ ࡋࡓ㟁Ꮚຍ㏿⌧㇟ࢆㄝ࡛᫂ࡁ࡚࠸࡞࠸㸬ᮏ≉ู฼⏝ࡢ◊✲ㄢ㢟࡛ࡣ㸪ᆶ
┤⾪ᧁἼ࡟࠾ࡅࡿ᪂ࡓ࡞⾪ᧁἼ㟁Ꮚຍ㏿ࡢ࣓࢝ࢽࢬ࣒ࢆ᥈ࡿࡓࡵ࡟㸪ࡇࢀࡲ࡛࡞ࡉࢀࡓࡇ࡜ࡢ࡞࠸ 3 ḟ
ඖ PIC ἲࢩ࣑࣮ࣗࣞࢩࣙࣥ࡟ࡼࡿᆶ┤⾪ᧁἼィ⟬ࢆ⾜࠺㸬↓⾪✺⾪ᧁἼࡢᙧᡂ࡟࠿࠿ࢃࡿᏱᐂࣉࣛࢬ࣐
≀⌮ࡢ኱ࡁ࡞ၥ㢟ࡢ 1 ࡘ࡛࠶ࡾ㸪㔜せ࡞▱ぢࡀᚓࡽࢀࡿ࡛࠶ࢁ࠺㸬
㻌 ◊✲ࡢᴫせ
௒ᅇࡢィ⟬ࡣ㸪ୡ⏺࡛᭱ࡶඛ➃ⓗ࡞3ḟඖࡢ↓⾪✺⾪ᧁἼࡢ⢏Ꮚィ⟬࡛㸪⣙4൨Ⅼࡢ᱁Ꮚࢆ㟁☢ሙ࡟㸪
⣙ 5,000൨ಶࡢ㉸⢏Ꮚࢆィ⟬✵㛫࡟ᑟධࡋࡓィ⟬ࢆ⾜ࡗࡓ㸬PICἲࡢࢩ࣑࣮ࣗࣞࢩ࣭ࣙࣥࢥ࣮ࢻࡢᐇ⾜
ຠ⋡ࡣ 5,776ಶࡢࢥ࢔ࢆ฼⏝ࡋ᫬࡟⌮ㄽࣆ࣮ࢡ₇⟬ᛶ⬟ࡢ⣙9%ࡢᛶ⬟ࢆ㐩ᡂࡋ࡚࠸ࡿ㸬ලయⓗ࡞ࣉࣛࢬ
࣐ࣃ࣓࣮ࣛࢱ࡟ࡘ࠸࡚ࡣ㸪⾪ᧁἼ෌ᙧᡂ㐣⛬ࢆྠᐃࡋࡓCluster-II⾨ᫍࡢほ ࡸGeotail⾨ᫍࡢほ ࡟ࡼ
ࡗ࡚㟁Ꮚຍ㏿ࡀ☜ㄆࡉࢀࡓ඾ᆺⓗ࡞್ࢆ㑅ࢇ࡛㸪ほ ⤖ᯝ࡜ࡢẚ㍑ࡶ⾜࠼ࡿࡼ࠺࡟ࡋࡓ㸬୍㒊ࡢຍ㏿⢏
Ꮚ࡟ࡘ࠸࡚ࡣ㸪⢏Ꮚࡢ㌶㐨ࢆ㧗᫬㛫ศゎ࡛ࢧࣥࣉࣝࡋ㸪ಶู⢏Ꮚࡢຍ㏿ࡢ≀⌮㐣⛬ࢆ㏣࠼ࡿࡼ࠺࡟ࢹ࣮
ࢱࢆྲྀᚓࡋࡓ㸬୍᪉㸪㐣ཤࡢపḟඖィ⟬ࡢ⤖ᯝ࡜ẚ㍑ࡍࡿࡇ࡜ࢆ┠ⓗ࡟㸪3ḟඖィ⟬࡜ྠ୍≀⌮ࣃ࣓࣮ࣛ
ࢱࢆ᥇ࡗࡓ1㸪2ḟඖࡢィ⟬㸪࠶ࡿ࠸ࡣ㸪㟁Ꮚ-࢖࢜ࣥ㉁㔞ẚ࡟ࡼࡿ౫ᏑᛶࢆㄪᰝࡍࡿⅭ࡟㸪␗࡞ࡿ㉁㔞ẚ
ࡢ3ḟඖィ⟬ࢆ⾜ࡗࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
௒ᅇࡢィ⟬⤖ᯝࡢ㔜せ࡞࣏࢖ࣥࢺ࡛࠶ࡿ㸪⾪ᧁἼ㑄⛣ᒙࡢ᭱๓㠃࡟࠾࠸࡚Ⓨぢࡉࢀࡓᙉ࠸㟁☢Ἴࡢᛶ
㉁ࢆ᫂ࡽ࠿࡟ࡍࡿࡇ࡜ࢆ┠ᶆ࡟ゎᯒࢆ⾜ࡗࡓ㸬ィ⟬㡿ᇦࡀ㝈ࡽࢀ࡚࠸ࡿࡇ࡜࡟ࡼࡿቃ⏺᮲௳ࡢᙳ㡪ࡢྍ
⬟ᛶࡀᣦ᦬ࡉࢀ࡚࠸ࡓࡀ㸪ప㉁㔞ẚࡢィ⟬➼ࢆ⾜ࡗࡓ⤖ᯝ㸪ࣉࣛࢬ࣐ἼືࡢἼ㛗ࡣ࠾ࡼࡑ࢖࢜ࣥ័ᛶ㛗
⛬ᗘ࡛࠶ࡾ㸪୺☢ሙ࡟ᑐࡋ࡚s㹼45rࡢఏᦙゅᗘࢆᣢࡗࡓἼ࡛࠶ࡿࡇ࡜ࡀ᫂ࡽ࠿࡟࡛ࡁࡓ㸬ࡋ࠿ࡋ㸪ࡇ
ࡢἼືࡣᚑ᮶ࡢ⥺ᙧゎᯒ࡟ࡼࡗ࡚ண ࡉࢀࡿἼ࡜ࡣ␗࡞ࡗ࡚࠾ࡾ㸪⾪ᧁἼ㑄⛣ᒙ࡟࠾ࡅࡿ㠀⥺ᙧຠᯝ࡟
ࡼࡗ࡚⌧ࢀࡓࡇ࡜ࡀ᫂ࡽ࠿࡟࡞ࡗ࡚ࡁࡓ㸬
㟁Ꮚຍ㏿࡟ࡘ࠸࡚ࡣ㸪⿕ຍ㏿⢏Ꮚࡢ㌶㐨ゎᯒࢆࡋࡓ⤖ᯝ㸪௒ᅇⓎぢࡉࢀࡓ㟁☢Ἴࡀ኱ࡁ࡞ᙺ๭ࢆᯝࡓ
ࡍࡇ࡜ࡀ᫂ࡽ࠿࡟࡞ࡗࡓ㸬ᇶᮏⓗ࡟ࡣἼື࡟ࡼࡗ࡚ࡓࡲࡓࡲ⾪ᧁἼ㑄⛣ᒙ࡟⿵㊊ࡉࢀࡓ⢏Ꮚࡀ㟁ሙ᪉ྥ
࡟ࢻࣜࣇࢺࡍࡿࡇ࡜࡛࢚ࢿࣝࢠ࣮ࢆᚓࡿ㸪ࢻࣜࣇࢺຍ㏿ⓗ࡞ຍ㏿ࣉࣟࢭࢫ࡟࡞ࡗ࡚࠸ࡿ㸬⿵㊊ຠ⋡࡜ຍ
㏿ຠ⋡࡟ࡘ࠸࡚᭦࡞ࡿゎᯒࢆ㐍ࡵ࡚࠸ࡿ࡜ࡇࢁ࡛࠶ࡿ㸬
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HPC@JAXA2010
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ᅗ 1 ⾪ᧁἼ㑄⛣ᒙ᭱๓㠃࡟⌧ࢀࡿࣉࣛࢬ࣐Ἴືࡢ࢖࢜ࣥ-㟁Ꮚ㉁㔞ẚ౫Ꮡᛶ㸸୺☢ሙᡂศ By
ࡢᙉᗘศᕸࢆ x-z 㠃ࡢࢫࣛ࢖ࢫୖࡢ࣮࢝ࣛࢥࣥࢱ࣮ᅗ࡟ࡼࡗ࡚♧ࡍ㸬
(a)㸦㟁Ꮚ㉁㔞㸧㸭㸦࢖࢜ࣥ㉁㔞㸧= 1840㸪(b) 400㸪(c) 225㸦Ly=Lz㹼1 ࢖࢜ࣥ័ᛶ㛗㸧㸪
(d) 225㸦Ly=Lz㹼2 ࢖࢜ࣥ័ᛶ㛗㸧㸬
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ᅗ 2 ⿕ຍ㏿㟁Ꮚࡢ⢏Ꮚ㌶㐨ࡢ୍౛㸬☢ሙᙉᗘࡢ࣮࢝ࣛࢥࣥࢱ࣮ᅗ㸦xy㸪xz㸪yz 㠃㸧ࡢ୰࡟࠾࠸࡚
㟁Ꮚࡢ㌶㐨ࢆ⾲♧㸬⢏Ꮚ㌶㊧ࡢ࣮࢝ࣛࡣ࢚ࢿࣝࢠ࣮ࢆ⾲ࡍ㸬
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) Shinohara㸪 I.㸪 M. Fujimoto㸪 R. Takaki㸪 and T. Inari㸪 A 3D Particle-In-Cell Simulation of
Quasi-Perpendicular Shock on Fujitsu FX-1 Cluster㸪 IEEE trans. Plasma Sci.㸪
doi10.1109/TPS.2011.2106515㸪 2011.
ཱྀ㢌Ⓨ⾲
2) Shinohara㸪 and M. Fujimoto㸪 Results of a 3-D full particle simulation of quasi-perpendicular
shock㸪 AGU fall meeting 2010㸪 2010㸪 San Francisco㸪 Calfornia.
3) I. Shinohara㸪 and M. Fujimoto㸪 Electron acceleration at a perpendicular shock observed in a 3D
PIC simulation㸪 COSPAR-2010㸪 2010㸪 Bremen㸪 Germany.
4) I. Shinohara㸪 and M. Fujimoto㸪 Electron acceleration at quasi-perpendicular shock: A result of
3D PIC simulation㸪 EGU 2010㸪 2010㸪 Wien㸪 Austria.
5) ⠛ཎ ⫱㸪⸨ᮏṇᶞ㸪ᆶ┤⾪ᧁἼ࡟࠾ࡅࡿ㟁Ꮚຍ㏿㸪➨128ᅇᆅ⌫㟁☢Ẽ࣭ᆅ⌫ᝨᫍᅪᏛ఍ㅮ₇఍㸪2010㸪
㑣ぞ㸬
6) ⠛ཎ ⫱㸪⸨ᮏṇᶞ㸪↓⾪✺⾪ᧁἼࡢ኱つᶍ3ḟඖ⢏Ꮚィ⟬ࡢ⤖ᯝ㸪➨42ᅇὶయຊᏛㅮ₇఍/⯟✵Ᏹᐂᩘ
್ࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࢩ࣏ࣥࢪ࣒࢘2010㸪2010㸪⡿Ꮚ㸬
7) ⠛ཎ ⫱㸪኱つᶍ⢏Ꮚࢩ࣑࣮ࣗࣞࢩࣙࣥ࠿ࡽぢ࠼࡚ࡁࡓᏱᐂ✵㛫ࣉࣛࢬ࣐୰ࡢࢫࢣ࣮ࣝ㛫⤖ྜ㸪᪥ᮏᆅ
⌫ᝨᫍ⛉Ꮫ2010㐃ྜ኱఍㸪2010㸪ᖥᙇ㸬
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㉸㡢㏿෌✺ධ䛻䛚䛡䜛 㻰㻿㻹㻯 ⢏Ꮚィ⟬㻌
DSMC Simulations for Hypersonic Reentry Flows
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊 ᮍ㋃ᢏ⾡ࢭࣥࢱ࣮㸪ᑠ⃝Ᏹᚿ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ὶࢀሙࡢᩘ್ィ⟬࡛ࡣ㸪㐃⥆యࢆ௬ᐃࡍࡿCFD (ᩘ್ὶయຊᏛ)ࡀᖜᗈࡃ౑⏝ࡉࢀ࡚࠸ࡿ㸬ࡋ࠿ࡋ㸪ᴟ
㉸㡢㏿෌✺ධࡢ㠀ᖹ⾮ὶࢀࢆィ⟬ࡍࡿ࡟ࡣ㸪ᕼⷧ໬㸪ࣈࣞ࢖ࢡࢲ࢘ࣥຠᯝ➼ࢆ⪃៖ࡍࡿᚲせࡀ࠶ࡿࡓࡵ㸪
⢏Ꮚィ⟬ࢆ⾜࠺ᚲせࡀ࠶ࡿ㸬ࡑࡢࡓࡵDSMC (direct simulation Monte Carlo)⢏Ꮚィ⟬ࢥ࣮ࢻࢆ㛤Ⓨࡋ㸪
ࡑࡢ᭱㐺໬ࢆᅗࡿࡇ࡜ࢆᮏィ⟬ࡢ┠ⓗ࡜ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
ࡲࡎ㸪஧ḟඖ㍈ᑐ⛠ࡢDSMCࢥ࣮ࢻࢆ㛤Ⓨࡋ㸪ᅇ㌿㸪᣺ື⦆࿴ࣔࢹࣝ㸪໬Ꮫ཯ᛂࣔࢹࣝ➼ࢆ⤌ࡳධࢀ
ࡿ㸬ḟ࡟㸪ࡇࡢࢥ࣮ࢻࢆ୕ḟඖࢥ࣮ࢻ࡟ᣑᙇࡋ㸪MPI୪ิ໬ࢆ┠ᣦࡋ㸪ࡑࡢィ⟬ຠ⋡ࢆ☜࠿ࡵࡿ㸬ࡉࡽ
࡟࣐ࢵࣁᩘࡀ20ࢆ㉸࠼ࡿࡼ࠺࡞ὶࢀ࡛ࡣ㸪㟁Ꮚບ㉳ࡸ㍽ᑕࡢᙳ㡪ࢆ↓ど࡛ࡁ࡞࠸ࡓࡵࡇࢀࡽࡢࣔࢹࣝࢆ
☜❧ࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
௒ᖺᗘࡣ㸪஧ḟඖ㍈ᑐ⛠࠾ࡼࡧ୕ḟඖDSMCࢥ࣮ࢻࢆ㛤Ⓨࡋࡓ㸬ᅇ㌿㸪᣺ື⦆࿴ࣔࢹࣝ࡟ຍ࠼㸪
TCE(Total Collision Energy)໬Ꮫ཯ᛂࣔࢹࣝࡶຍ࠼㸪ࡑࡢ⤖ᯝࢆ᳨ドࡋࡓ㸬ࡇࡢࢥ࣮ࢻࢆ⏝࠸࡚㸪ⅆᫍ
↓╔㝣ࢧࣥࣉࣝࣜࢱ࣮ࣥࡢᐇ⌧࡟ྥࡅࡓ኱Ẽ✺ධὶࢀࡢィ⟬㸪ᕼⷧ㢼Ὕࣀࢬࣝὶࢀࡢィ⟬㸪ゐ፹ᛶィ ⿦⨨ὶࢀࡢィ⟬➼ࢆ⾜ࡗࡓ㸬௒ᚋࡣ㸪ࡼࡾ」㞧࡞ὶࢀ࡟ᑐᛂࡍࡿࡓࡵ㸪㟁Ꮚ㸪࢖࢜ࣥࢆ⪃៖ࡋࡓὶࢀ㸪
࢖࢜ࣥ໬཯ᛂ㸪㟁Ꮚບ㉳཯ᛂࣔࢹࣝ➼ࢆ㛤Ⓨࡋ࡚࠸ࡃ㸬
㻌
㻌
ᅗ 1 ↓╔㝣ࢧࣥࣉࣝࣜࢱ࣮࣑ࣥࢵࢩࣙࣥ࡟࠾ࡅ
ࡿⅆᫍ኱Ẽ✺ධࢩࣙࢵࢡࡢ DSMC ὶࢀሙ㸪
୪㐍 ᗘࡢ➼㧗⥺ᅗ
ᅗ 2 ᕼⷧ㢼Ὕࡢࣀࢬࣝὶࢀ(DSMC ୕ḟඖィ⟬)㸪
ὶ᮰ࡢศᕸ
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ᅗ 3 ゐ፹ᛶ⿦⨨ Ar-O2 ὶࢀ: ᑐ⛠㍈ୖࡢᩘᐦᗘኚ໬
ᅗ 4 ᕼⷧ㢼Ὕὶࢀࡢᶍᆺ࡟ࡼࡿᙳ㡪
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1)
2)
3)
4)
Direct simulation Monte Carlo㸦DSMC㸧⢏Ꮚィ⟬ࢥ࣮ࢻࢆసᡂࡋࡓ㸬
ⅆᫍ኱Ẽ✺ධ㧗 ⾪ᧁᒙࡢDSMCὶࢀሙィ⟬࠾ࡼࡧࢲࢫࢺ⢏Ꮚ⇕ఏ㐩ィ⟬ࢆ⾜ࡗࡓ㸬
DSMCࢥ࣮ࢻࢆ⏝࠸㸪ᕼⷧ㢼Ὕࡢࣀࢬࣝὶࢀィ⟬ࢆ⾜ࡗࡓ㸬
ゐ፹ᛶィ ⿦⨨ࡢὶࢀሙィ⟬ࢆ⾜ࡗࡓ㸬
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㉸⮫⏺ᅽ䛻䛚䛡䜛 㻸㻻㼄㻛㻳㻴㻞 ྠ㍈ᄇὶⅆ⅖䛾 㻸㻱㻿㻌
LES of LOX/GH2 Coaxial Jet Flame at Supercritical Pressure
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊㻌 ᩘ್ゎᯒ䜾䝹䞊䝥㸪ᯇᒣ᪂࿃([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ᾮయࣟࢣࢵࢺ࢚ࣥࢪࣥ⇞↝ჾ࡟ࡣᩘⓒᮏࡶࡢ࢖ࣥࢪ࢙ࢡࢱ࣮ࡀ౑ࢃࢀ࡚࠸ࡿ㸬ࡑࢀࡒࢀࡢ࢖ࣥࢪ࢙ࢡ
ࢱ࣮࡛ࡣ༢୍ࡢᣑᩓⅆ⅖ࡀᙧᡂࡉࢀࡿࡀ㸪⇞↝ᐊෆ㒊࡛ࡣ㠀ᖖ࡟ᐦ᥋ࡋࡓ≧ែ࡛㓄⨨ࡉࢀࡿࡓࡵ㸪ⅆ⅖
㛫࡛ࡢᖸ΅ࡀ⏕ࡌ࡚࠸ࡿ࡜⪃࠼ࡽࢀࡿ㸬
ᮏ◊✲࡛ࡣ㸪㞄᥋ࡋ࡚㓄⨨ࡉࢀࡓ」ᩘᮏࡢH2/O2ྠ㍈ᄇὶⅆ⅖࡟ࡘ࠸࡚㸪㏆ഐ࡟Ꮡᅾࡍࡿ௚ࡢⅆ⅖࡜
ࡢᖸ΅࡟ࡼࡾ㸪ὶࢀሙࡸⅆ⅖ᵓ㐀ࡀ࡝ࡢࡼ࠺࡞ᙳ㡪ࢆཷࡅࡿࡢ࠿ࢆ᫂ࡽ࠿࡟ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
ᮏ◊✲࡛ࡣ㸪㞄᥋ࡋ࡚㓄⨨ࡉࢀࡓ3ᮏࡢH2/O2ྠ㍈ᄇὶⅆ⅖ࡢ㛫࡛⏕ࡌࡿᖸ΅࡟ࡘ࠸࡚㸪ヲ⣽཯ᛂࣔࢹ
ࣝࢆ⏝࠸ࡓ஘ὶ⇞↝ࢩ࣑࣮ࣗࣞࢩࣙࣥ࡟ࡼࡾㄪᰝࢆᐇ᪋ࡋࡓ㸬༢୍ࡢH2/O2ྠ㍈ᄇὶⅆ⅖ࡢ⤖ᯝ࡜ࡢẚ
㍑ࢆ⾜࠺ࡇ࡜࡟ࡼࡾ㸪㏆᥋ࡋ࡚Ꮡᅾࡍࡿ」ᩘࡢⅆ⅖㛫࡛⏕ࡌࡿᖸ΅࡟ࡼࡿຠᯝࢆ᫂ࡽ࠿࡟ࡋࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
㻌
ᮏ◊✲࡛ࡣ㸪㞄᥋ࡋ࡚㓄⨨ࡉࢀࡓ3ᮏࡢ
H2/O2ྠ㍈ᄇὶⅆ⅖ࡢ㛫࡛⏕ࡌࡿᖸ΅࡟ࡘ
࠸࡚㸪ヲ⣽཯ᛂࣔࢹࣝࢆ⏝࠸ࡓ஘ὶ⇞↝ࢩ
࣑࣮ࣗࣞࢩࣙࣥ࡟ࡼࡾㄪᰝࢆᐇ᪋ࡋࡓ㸬ⅆ
⅖㠃ྠኈࡢ᥋ゐ࡞࡝࡟ࡼࡾ⇞↝ᙧែࡀኚ໬
ࡍࡿࡇ࡜ࡣ↓ࡃ㸪ಶࠎࡢ࢖ࣥࢪ࢙ࢡࢱ࣮࡛
⊂❧ࡋࡓᣑᩓⅆ⅖ࡀᙧᡂࡉࢀ࡚࠸ࡿࡇ࡜ࡀ
ࢃ࠿ࡗࡓ㸬ࡲࡓ㸪ⅆ⅖㛫ࡢᖸ΅࡟ࡼࡿ᭱ࡶ
኱ࡁ࡞ຠᯝ࡜ࡋ࡚㸪๧᩿ᒙྠኈࡢᖸ΅࡟ࡼ
ࡾ㸪୰ᚰ࡟㓄⨨ࡉࢀࡓ࢖ࣥࢪ࢙ࢡࢱ࣮࡛ᙧ
ᡂࡉࢀࡿⅆ⅖ࡢ㛗ࡉࡀ㛗ࡃ࡞ࡿഴྥࡀ᫂ࡽ
࠿࡟࡞ࡗࡓ㸬
㻌
㻌
㻌
ᅗ 1 3 ᮏࡢ H2/O2 ྠ㍈ᄇὶⅆ⅖㛫࡛⏕ࡌࡿᖸ΅ࡢᵝᏊ㸬ⅆ⅖ࡢ
ᵝᏊࢆ ᗘ 1200K ࡢ➼್㠃࡛♧ࡋ࡚࠸ࡿ㸬 ᗘࡢ➼್㠃
ࡣὶࢀ᪉ྥ㏿ᗘ㸦W㸧࡟ࡼࡗ࡚Ⰽ௜ࡅࡀ᪋ࡉࢀ࡚࠸ࡿ㸬
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㻌
㻌
ᅗ 2 X-Y ᩿㠃࡟࠾ࡅࡿ㸪 ᗘࡢ᫬㛫ᖹᆒሙࡢ⤖ᯝ㸬ⅆ⅖㛫ࡢᖸ΅࡟ࡼࡾ㸪୰ᚰ࡟㓄⨨ࡉࢀࡓ࢖ࣥ
ࢪ࢙ࢡࢱ࣮࡛ᙧᡂࡉࢀࡿⅆ⅖ࡢ㛗ࡉࡀ㛗ࡃ࡞ࡿഴྥࡀࢃ࠿ࡿ㸬
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ࡞ࡋㄽᩥ
1) ᯇᒣ᪂࿃㸪௚㸪LES of High-Frequency Combustion Instability of LOX/GH2 Flame at Supercritical
Pressure㸪AIAA Paper 2010-6567㸪2010㸬
2) ᯇᒣ᪂࿃㸪௚㸪LES of H2/O2 Coaxial Jet Flames in a Multiple-Injector Combustor㸪AIAA Paper
2011-325㸪2011㸬
ཱྀ㢌Ⓨ⾲
3) ᯇᒣ᪂࿃㸪௚㸪㉸⮫⏺ᅽLOX/GH2ⅆ⅖࡟࠾ࡅࡿ㧗࿘Ἴ⇞↝᣺ືࡢLES㸪➨42ᅇὶయຊᏛㅮ₇఍㸭⯟✵
Ᏹᐂᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࢩ࣏ࣥࢪ࣒࢘2010㸪2010㸬
4) ᯇᒣ᪂࿃㸪௚㸪LES OF HIGH-FREQUENCY COMBUSTION INSTABILITY OF LOX/GH2 JET
FLAME AT SUPERCRITICAL PRESSURE㸪
33rd International Symposium on Combustion㸪
2010㸬
5) ᯇᒣ᪂࿃㸪௚㸪LES of High-Frequency Combustion Instability of LOX/GH2 Flame at Supercritical
Pressure㸪46th AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit㸪2010㸬
6) ᯇᒣ࿃㸪௚㸪」ᩘࡢH2/O2஘ὶ㠀ணΰྜⅆ⅖㛫࡛⏕ࡌࡿ┦஫ᖸ΅ࡢࢩ࣑࣮ࣗࣞࢩࣙࣥ㸪➨48ᅇ⇞↝ࢩࣥ
࣏ࢪ࣒࢘㸪2010㸬
7) ᯇᒣ᪂࿃㸪௚㸪LES of H2/O2 Coaxial Jet Flames in a Multiple-Injector Combustor㸪49th AIAA
Aerospace Sciences Meeting㸪2011㸬
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㻯㻵㻼 ἲ䜢⏝䛔䛯☢Ẽᅪ䜾䝻䞊䝞䝹 㻹㻴㻰 䝅䝭䝳䝺䞊䝅䝵䞁䝰䝕䝹䛾㛤Ⓨ㻌
Development of a global MHD simulation model of the magnetosphere based on the CIP algorithm
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸ྡྂᒇ኱Ꮫኴ㝧ᆅ⌫⎔ቃ◊✲ᡤ㸪ᯇᮏὒ௓([email protected])
◊✲ศᢸ⪅㸸ྡྂᒇ኱Ꮫኴ㝧ᆅ⌫⎔ቃ◊✲ᡤ㸪㛵⳹ዉᏊ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
㧗⢭ᗘ☢Ẽᅪࢢ࣮ࣟࣂࣝ MHD ࢩ࣑࣮ࣗࣞࢩࣙࣥࣔࢹࣝࢆ᪂ࡓ࡟㛤Ⓨࡋ㸪☢Ẽᅪప⦋ᗘቃ⏺࡟࠾࠸࡚
ᡂ㛗ࡍࡿ࡜ᛮࢃࢀࡿ KH ୙Ᏻᐃ࡟ࡼࡿ ஘ὶ㸪㧗㏿ࢪ࢙ࢵࢺࡀࡶࡓࡽࡍࣉࣛࢬ࣐ࢩ࣮ࢺ୰ࡢ☢Ẽ஘ὶࢆ
෌⌧ࡍࡿࡇ࡜࡟ࡼࡾ㸪☢Ẽᅪ࡛ࡢࣉࣛࢬ࣐㍺㏦࣭ຍ㏿㐣⛬࡟࠾ࡅࡿ஘ὶࡢᙺ๭ࢆ᫂ࡽ࠿࡟ࡍࡿࡇ࡜ࢆ┠
ⓗ࡜ࡋ࡚࠸ࡿ㸬
㻌 ◊✲ࡢᴫせ
ࡇࢀࡲ࡛㛤Ⓨࡋࡓ CIP ἲ࡟ࡼࡿ MHD ᪉⛬ᘧࡢゎἲ㸦Matsumoto and Seki㸪 2008㸧ࢆ࣮࣋ࢫ࡜ࡋ
ࡓ㸪☢Ẽᅪࢢ࣮ࣟࣂࣝࢩ࣑࣮ࣗࣞࢩࣙࣥࣔࢹࣝࡢ㛤Ⓨࢆ⾜࠺㸬ࢩ࣑࣮ࣗࣞࢩࣙࣥ㡿ᇦࡢ୰ᚰ࡟ࡣࢲ࢖࣏
࣮ࣝ☢ሙࢆ᭷ࡍࡿ⌫Ẇࡢෆ㒊ቃ⏺᮲௳ࢆ㓄⨨ࡋ㸪እഃቃ⏺ࡢ୍➃࠿ࡽኴ㝧㢼ࢆὀධࡋ㸪ኴ㝧㢼̿☢Ẽᅪ
┦஫స⏝ࢆᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥ࡟ࡼࡗ࡚෌⌧ࡍࡿ㸬┦஫స⏝ࡢ⤖ᯝ㸪☢Ẽᅪ඲㠃࡟ࡣᐃᅾ⾪ᧁἼࡀᙧ
ᡂࡉࢀ㸪ࡑࡢୗὶ࡛ࡣᵝࠎ࡞୙㐃⥆㠃㸪☢Ẽࣜࢥࢿࢡࢩࣙࣥ࡟௦⾲ࡉࢀࡿࣉࣛࢬ࣐≀⌮㐣⛬ࡀ෌⌧ࡉࢀ
ࡿࡇ࡜ࡀᮇᚅࡉࢀࡿ㸬ᮏ◊✲࡛ࡣ㸪㧗ゎീᗘࡢィ⟬ࢆ⾜࠺ࡇ࡜࡟ࡼࡾ㸪ୖグ⌧㇟࡟ຍ࠼㸪㧗ࣞ࢖ࣀࣝࢬ
ᩘὶ࡟ࡼࡿ MHD ஘ὶ⌧㇟ࢆࢢ࣮ࣟࣂࣝ࡞ࣔࢹ࡛ࣝ෌⌧ࡋ㸪ࣉࣛࢬ࣐ຍ㏿࣭㍺㏦㐣⛬࡟ࡘ࠸࡚ࡢ㆟ㄽࢆ
⾜࠺㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᮏᖺᗘ࡛ࡣ㸪ᩘ್ࢫ࣮࣒࢟࡟ࡼࡿࣔࢹࣝࡢ≉ᚩࢆ᫂ࡽ࠿࡟ࡍࡿࡓࡵ㸪ୖグCIPἲ࡟ࡼࡿࣔࢹࣝ࡜
modified leapfrogἲ㸦Ogino et al.㸪 IEEE㸪 1992㸧࡟ࡼࡿࣔࢹࣝ࡜ࡢ┤᥋ẚ㍑ࢆ⾜ࡗࡓ㸬ࡑࡢ⤖ᯝ㸪
໭ྥࡁIMFࡢࢣ࣮ࢫ࡛ࡣ㸪୧ࣔࢹࣝ࡟࠾࠸࡚㛢ࡌࡓ☢Ẽᅪᵓ㐀ࡀ෌⌧ࡉࢀ㸪☢Ẽᅪቃ⏺࣭࢝ࢫࣉࡢ఩⨨
࡞࡝࡟Ⰻ࠸୍⮴ࡀᚓࡽࢀࡓ㸬୍᪉࡛㸪⾪ᧁἼࡢ఩⨨㸪ᙧ≧㸪ୗὶ࡛ࡢ≀⌮㔞࡟㢧ⴭ࡞㐪࠸ࡀぢࡽࢀ㸪ࡼ
ࡾṇࡋ࠸ゎࢆᚓࡿࡓࡵ࡟ࡣ㸪⾪ᧁἼ⿵㊊ἲࢆ࣮࣋ࢫ࡜ࡋࡓࣔࢹࣝ࡜ࡢ┤᥋ẚ㍑ࡀᚲせ࡛࠶ࡿ࡜ࡢ⤖ㄽࢆ
ᚓࡓ㸬
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HPC@JAXA2010
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ᅗ1
ࢢ࣮ࣟࣂࣝ MHD ࢩ࣑࣮ࣗࣞࢩࣙࣥ⤖ᯝ㸬
ⰍࡣᏊ༗㠃ࡢᅽຊศᕸࢆࣟࢢࢫࢣ࣮࡛ࣝ⾲ࡋ
㸦nPa㸧㸪ὶࢀࡢࣃࢱ࣮ࣥ࡜㸪ᆅ⌫࡟㛢ࡌࡓ
☢ຊ⥺ࢆࡑࢀࡒࢀ▮༳࡜┤⥺࡛⾲ࡍ㸬㸦a㸧
Modified leapfrog ἲ㸪(b)CIP ἲࢆ࣮࣋ࢫ࡜ࡋ
㻌
ࡓࣔࢹࣝࡢィ⟬⤖ᯝ㸬㻌
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) Y. Matsumoto et al. (2010)㸪 “Comparative study of global MHD simulations of the terrestrial
magnetosphere with different numerical schemes”㸪 IEEE Trans. Plasma Sci.㸪 38㸪 9㸪 2229-2235
2) Yosuke Matsumoto and Kanako Seki (2010)㸪 “Formation of a broad plasma turbulent layer by
forward and inverse energy cascades of the Kelvin-Helmholtz instability”㸪 J. Geophys. Res.㸪 115㸪
A10231㸪 doi:10.1029/2009JA014637
ཱྀ㢌Ⓨ⾲
3) ᯇᮏὒ௓㸪 ࠕKH ୙Ᏻᐃࡢ஘ὶⓎᒎ࡟ᑐࡍࡿ㐠ືㄽⓗࣃ࣓ࣛࢱ౫Ꮡᛶࠖ㸪STE ࢩ࣑࣮ࣗࣞࢩࣙࣥ◊✲
఍㸪஑ᕞ኱Ꮫす᪂ࣉࣛࢨ㸪2011 ᖺ 2 ᭶ 28 ᪥-3 ᭶ 2 ᪥
4) ᯇᮏὒ௓㸪 ࠕⅆᫍ㟁㞳ᅪቃ⏺࡟࠾ࡅࡿ KH ୙Ᏻᐃ࡟ࡘ࠸࡚ࡢ⌮ㄽⓗ⪃ᐹࠖ㸪ḟᮇⅆᫍ᥈ᰝ᳨ウ఍㸪Ᏹ
ᐂ⛉Ꮫ◊✲ᡤ㸪2011 ᖺ 2 ᭶ 16 ᪥
5) ᯇᮏὒ௓㸪ᑎ⏣┤ᶞ㸪୕ዲ㝯༤㸪῝ἑᆂ୍㑻㸪ᱵ⏣㝯⾜㸪Ⲷ㔝❳ᶞ㸪㛵⳹ዉᏊ㸪 ࠕᆅ⌫☢Ẽᅪࢢ࣮ࣟ
ࣂࣝ MHD ࢩ࣑࣮ࣗࣞࢩࣙࣥࣔࢹࣝࡢẚ㍑◊✲ࠖ㸪᪥ᮏᆅ⌫㟁☢Ẽ࣭ᆅ⌫ᝨᫍᅪᏛ఍ㅮ₇఍㸪2010 ᖺ
10 ᭶ 31 ᪥-11 ᭶ 3 ᪥
6) Yosuke Matsumoto and Kanako Seki㸪 “Formation of a broad turbulent layer by forward and
inverse energy cascades of the Kelvin-Helmholtz instability”㸪 Cluster 10th anniversary
workshop㸪 Corfu㸪 Greece㸪 Sep 27 - Oct 1㸪 2010 (invited)
7) ᯇᮏὒ௓㸪㛵⳹ዉᏊ㸪ࠕ㧗ゎീᗘ☢Ẽᅪࢢ࣮ࣟࣂࣝ MHD ࢩ࣑࣮ࣗࣞࢩࣙࣥࠖ㸪ᆅ⌫ᝨᫍ㛵㐃Ꮫ఍ 2010
ᖺྜྠ኱఍㸪ᖥᙇ㸪2010 ᖺ 5 ᭶ 23 ᪥-5 ᭶ 28 ᪥㸦ᣍᚅㅮ₇ 㸧
8) ᯇᮏὒ௓㸪㛵⳹ዉᏊ㸪 ࠕKH ୙Ᏻᐃ࡟ࡼࡿᖜᗈ࠸ΰྜᒙᙧᡂ࣓࢝ࢽࢬ࣒࡟࠾ࡅࡿ㐠ືㄽⓗຠᯝࠖ㸪ᆅ
⌫ᝨᫍ㛵㐃Ꮫ఍ 2010 ᖺྜྠ኱఍㸪ᖥᙇ㸪2010 ᖺ 5 ᭶ 23 ᪥-5 ᭶ 28
9) Yosuke Matsumoto and Kanako Seki㸪 “Formation of a broad plasma mixing layer by forward and
inverse energy cascades of the Kelvin-Helmholtz instability”㸪 EGU General Assembly 2010㸪
Vienna㸪 Austria㸪 May 2 - May 7㸪 2010 (invited)
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ᾮయ⇞ᩱᄇὶᚤ⢏໬㐣⛬ゎ᫂䛾ゎᯒ㻌
Detailed Numerical Simulation of Liquid Jet Primary Atomization
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊 ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪᪂ᇛ῟ྐ([email protected])
◊✲ศᢸ⪅㸸ྡྂᒇ኱Ꮫ኱Ꮫ㝔 ᕤᏛ◊✲⛉㸪ᱵᮧ ❶([email protected])
㻌 ィ⟬ࡢ┠ⓗ
࢚ࣥࢪࣥ⇞↝ࡢᛶ⬟ࡸಙ㢗ᛶྥୖ࡛㔜せ࡜࡞ࡿ⇞ᩱᄇ㟝ࡢᙧᡂ࣓࢝ࢽࢬ࣒ࢆ᥈ࡿࡓࡵ㸪ヲ⣽ィ⟬ࢆᐇ
᪋ࡋ኱ࢫࢣ࣮ࣝ㸦ᾮሢ㸧࠿ࡽᑠࢫࢣ࣮ࣝ㸦ᾮ⁲㸧࡟⮳ࡿ࢝ࢫࢣ࣮ࢻ㐣⛬ࡢヲ⣽ࢹ࣮ࢱࢆ⋓ᚓࡍࡿ㸬ࡑࡢ
ᚋ㸪ࡑࡢࢹ࣮ࢱࢆ⏝࠸࡚≀⌮⌧㇟ࡢゎ᫂ࡸࣔࢹࣝ໬᝟ሗࢆ⋓ᚓࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
඾ᆺⓗ࡛ᇶᮏⓗ࡞ᄇ㟝ᙧ≧࡛࠶ࡿ㟼ṆẼయ୰࡟ᄇ࠸ࡓ෇ᙧᾮయࢪ࢙ࢵࢺࢆᑐ㇟࡟ࡋ㸪ᄇ㟝ᙧᡂࡢ≀⌮
࣓࢝ࢽࢬ࣒ࢆゎ᫂ࡍࡿ㸬ศ⿣ࣔࢹࣝࡣධࢀࡎ㸪ྍ⬟࡞㝈ࡾ┤᥋ィ⟬࡛ヲ⣽࡟ゎീ࡛ࡁࡿࡼ࠺᱁Ꮚࢆ㓄⨨
ࡍࡿ㸬ヲ⣽ゎᯒ3౛ࡣ᫖ᖺᗘ࡟᪤࡟ᐇ᪋ࡋ࡚࠸ࡿࡀ㸪㏣ຍ࡛ᾮయࣞ࢖ࣀࣝࢬᩘࢆୖࡆࡓィ⟬ࢆ1౛㸦60൨
᱁ᏊⅬつᶍ㸧㏣ຍᐇ᪋ࡋࡓ㸬ᄇ㟝඲య࡜ᾮ⣒࣭ᾮ⁲ࡢᣲື࡟ࡘ࠸࡚ࡣ᫖ᖺᗘ᪤ሗ࡛࠶ࡿࡢ࡛㸪௒ᖺᗘࡣ
ᾮࢪ࢙ࢵࢺඛ㢌㒊ࡢᙺ๭㸪ᾮᰕࢥ࢔ࡢ୙Ᏻᐃᛶ࣓࢝ࢽࢬ࣒࠾ࡼࡧᾮయࣞ࢖ࣀࣝࢬᩘຠᯝ࡟ࡘ࠸࡚ゎᯒࡋ
ࡓ⤖ᯝࢆሗ࿌ࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᾮࢪ࢙ࢵࢺඛ㢌㒊࠾ࡼࡧ⫼ᚋࡢ෌ᚠ⎔ᇦࡀඛ㢌㒊࢚ࢵࢪ࠿ࡽࡢᚤ⢏໬࡟୚࠼ࡿᙳ㡪࡟ࡘ࠸࡚ࢹ࣮ࢱゎ
ᯒࡋ㸪Ẽ┦ࡢ෌ᚠ⎔ᇦࡀ࣮ࣝࣉࢆᙧᡂࡋ࡚ᚤ⢏໬ࢆ⥔ᣢࡋ࡚࠸ࡿࡇ࡜ࡸᾮ⁲ࡢ✵㛫ศᕸࡢࡤࡽࡘࡁ࡟ᙳ
㡪ࡋ࡚࠸ࡿࡇ࡜࡞࡝ࢆゎ᫂ࡋࡓ㸦ᅗ1㸧
㸬ࡇࢀࡣᐇ㝿ࡢᄇ㟝࡟ほᐹࡉࢀࡿᾮ⁲ࡢ✵㛫ศᕸࡢ୙ᆒ୍ᛶ࡟㛵
㐃ࡋ࡚࠸ࡿ㸬ඛ㢌㒊ࡢᵝᏊ࡟ࡘ࠸࡚ࡣ㸪ࡇࡢ▱ぢ࡟ᇶ࡙࠸࡚ᾮ⁲⢏Ꮚࢆ㣕ࡤࡍ⡆᫆ࣔࢹࣝィ⟬࡛࠶ࡗ࡚
ࡶྠᵝࡢศᕸ࡞࡝ࢆ෌⌧࡛ࡁࡿࡇ࡜ࢆ☜ㄆࡋࡓ㸬ࡲࡓ㸪ᾮᰕࢥ࢔ࡢ୙Ᏻᐃᛶ࡟㛵ࡋ࡚ࡣቃ⏺ᒙࡢᙳ㡪ࢆ
ᙉࡃཷࡅ࡚ึᮇ࡟ࡣቨ஘ὶ㑄⛣࡜ྠᵝࡢ⌧㇟ࡀ㉳ࡇࡿࡇ࡜ࡀศ࠿ࡗࡓ㸦ᅗ2㸧
㸬᭦࡟ᾮయࣞ࢖ࣀࣝࢬᩘࢆ
ୖࡆࡿ࡜୙Ᏻᐃᛶࡢቑᖜࡀ㏿ࡃ࡞ࡿࡀᇶᮏ࣓࢝ࢽࢬ࣒࡟ኚ໬ࡣ࡞࠸ࡇ࡜ࢆ☜ㄆࡋ࡚࠾ࡾẼ┦ࡀᚤ⢏໬࡟
ᯝࡓࡍᙺ๭ࢆ☜ㄆࡋࡓ㸬
ᅗ1 ඛ㢌㒊ᚤ⢏໬࣮ࣝࣉࡢᶍᘧᅗ㸦ᕥ㸧࡜ィ⟬⤖ᯝ࡟ࡼࡿᾮ⁲ᩘᐦᗘศᕸ㸦ྑ㸧
㸦◊✲ᡂᯝ 1)ࡼࡾ㸧
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HPC@JAXA2010
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ᅗ2 ᾮᰕࢥ࢔࡟Ⓨ⏕ࡋቨ஘ὶ㑄⛣࡟㢮ఝࡋࡓ୙Ᏻᐃᛶࢆᘬࡁ㉳ࡇࡍ࣊࢔ࣆࣥ ࡢྍど໬
㸦◊✲ᡂᯝ 5)㸪 6)ࡼࡾ㸧
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) “Detailed simulation of primary atomization mechanisms in diesel jet sprays (isolated
identification of liquid jet tip effects)”㸪 J. Shinjo㸪 A. Umemura㸪 Proc. Combust. Inst.㸪 33 (2011)
2089-2097
ᰝㄞ࡞ࡋㄽᩥ
2) ࠕᾮయᄇὶᚤ⢏໬㐣⛬ࡢヲ⣽ᩘ್ゎᯒࠖ
㸪᪂ᇛ῟ྐ㸪ᱵᮧ ❶㸪࡞ࡀࢀ㸪29ᕳ2ྕ (2010) 91-96
3) ࠕᾮయ⇞ᩱ୍ḟᚤ⢏໬ࡢヲ⣽ᩘ್ゎᯒࠖ᪂ᇛ῟ྐ㸪ᱵᮧ ❶㸪ᚤ⢏໬㸪6᭶ྕ (2010) 60-65
ཱྀ㢌Ⓨ⾲
4) “Detailed simulation of primary atomization mechanisms in diesel jet sprays (isolated
identification of liquid jet tip effects)”㸪 J. Shinjo㸪 A. Umemura㸪 33rd International Symposium
on Combustion㸪 Beijing㸪 August 2010
5) “Characterization of primary atomization mechanism of straight liquid jets”㸪 J. Shinjo㸪 A.
Umemura㸪 63rd Annual Meeting of the APS Division of Fluid Dynamics㸪 Long Beach㸪
November 2010
6) “Primary Atomization Characteristics of Diesel Fuel Sprays”㸪 J. Shinjo㸪 A. Umemura㸪 8th Asia
Pacific Conference on Combustion㸪 Hyderabad㸪 December 2010
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⦪ ᑟධᆺᗈᖏᇦ䝇䜽䝷䝮䝆䜵䝑䝖䜶䞁䝆䞁䛾◊✲㻌
Scramjet Research for Wide Mach Number Range
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸Ᏹᐂ㍺㏦࣑ࢵࢩࣙࣥᮏ㒊 Ᏹᐂ᥎㐍⣔ᢏ⾡◊✲㛤Ⓨࢭࣥࢱ࣮㸪
㡲ᾉᚭ἞([email protected])
◊✲ศᢸ⪅㸸Ᏹᐂ㍺㏦࣑ࢵࢩࣙࣥᮏ㒊 Ᏹᐂ᥎㐍⣔ᢏ⾡◊✲㛤Ⓨࢭࣥࢱ࣮㸪
ᑠᑎṇᩄ([email protected])
Ᏹᐂ㍺㏦࣑ࢵࢩࣙࣥᮏ㒊 Ᏹᐂ᥎㐍⣔ᢏ⾡◊✲㛤Ⓨࢭࣥࢱ࣮㸪
ఀ⸨຾ᏹ([email protected])
◊✲㛤Ⓨᮏ㒊 ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪⁁ῲὈᐶ([email protected])
◊✲㛤Ⓨᮏ㒊 㢼Ὕᢏ⾡㛤Ⓨࢭࣥࢱ࣮㸪⸨஭ၨ௓([email protected])
◊✲㛤Ⓨᮏ㒊 」ྜᮦࢢ࣮ࣝࣉ㸪㟷ᮌ༟ဢ([email protected])
ᮾ໭኱Ꮫ኱Ꮫ㝔ᕤᏛ◊✲⛉㸪⏣ㅬ୍([email protected])
ᮾ໭኱Ꮫ኱Ꮫ㝔㸪Ώ㒊₶ஓ([email protected])
ᮾ໭኱Ꮫ኱Ꮫ㝔㸪ᯇཎ៞඾([email protected])
ᮾ໭኱Ꮫ኱Ꮫ㝔㸪ஂಖᚨႹ([email protected])
ᮾ໭኱Ꮫ኱Ꮫ㝔ᕤᏛ◊✲⛉㸪୰ᶫ࿴༤([email protected])
ᮾ໭኱Ꮫ኱Ꮫ㝔ᕤᏛ◊✲⛉㸪బࠎᮌ኱㍜([email protected])
ᮾ໭኱Ꮫ኱Ꮫ㝔㸪වᯇៅ୍㑻([email protected])
៞᠕኱Ꮫ⌮ᕤᏛ㒊㸪ᯇᑿள⣖Ꮚ([email protected])
៞᠕኱Ꮫ⌮ᕤᏛ㒊㸪ᒸᮧ┿Ⴙ([email protected])
኱㜰ᗓ❧኱Ꮫ኱Ꮫ㝔ᕤᏛ◊✲⛉㸪᪂஭㝯ᬒ([email protected])
኱㜰ᗓ❧኱Ꮫ኱Ꮫ㝔ᕤᏛ◊✲⛉㸪ᆏୖ᪼ྐ([email protected])
኱㜰ᗓ❧኱Ꮫ኱Ꮫ㝔ᕤᏛ◊✲⛉㸪ẚỤᓥಇᙪ([email protected])
኱㜰ᗓ❧኱Ꮫ኱Ꮫ㝔ᕤᏛ◊✲⛉㸪すᒸ㏻⏨([email protected])
኱㜰ᗓ❧኱Ꮫ኱Ꮫ㝔㸪᪩℩⿱㍤ ([email protected])
኱㜰ᗓ❧኱Ꮫ኱Ꮫ㝔㸪ᘪᒣ⨾ᕼ
DLR-Stuttgart (Stuttgart Univ.)㸪 Benjamin Rust
㻌 ィ⟬ࡢ┠ⓗ
ᗈᖏᇦࢫࢡ࣒ࣛࢪ࢙ࢵࢺ࢚ࣥࢪࣥ࠾ࡼࡧࡑࡢせ⣲࡟㛵ࡋ㸪⇕✵ຊ࣭⇞↝࡟㛵ࡍࡿ≀⌮⌧㇟ࡢゎ᫂ࡸタ
ィ㸪ᛶ⬟ホ౯ࢆ┠ⓗ࡜ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
ᗈᖏᇦࢫࢡ࣒ࣛࢪ࢙ࢵࢺ࢚ࣥࢪࣥ࡜ࡑࡢせ⣲࡟㛵ࡋ㸪ࡑࢀࡽࡢᐇ㦂࡟ᑐᛂࡋࡓᩘ್ゎᯒࢆᐇ᪋ࡋ࡚≀
⌮⌧㇟ゎ᫂ࢆ⾜࠺࡜࡜ࡶ࡟㸪ᩘ್ゎᯒࢆ฼⏝ࡋࡓ࢚ࣥࢪ࣭ࣥせ⣲ࡢタィ࣭ᨵⰋ࣭ᛶ⬟ホ౯ࢆ⾜࠺㸬
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HPC@JAXA2010
㻌
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
୰ᆺ㧗 ⾪ᧁ㢼ὝHEK ࢆᨵಟࡋࡓࣂࣜࢫࢸ࢕ࢵࢡࣞࣥࢪࡢᛶ⬟ホ౯㸬㐠㌿᮲௳ࡢタᐃࢆᐇ᪋㸬
࢔࣏ࣟᙧ≧ᶍᆺࡢᩘ್ண ್࡜ィ ್࡜ẚ㍑ࡋ㸪୙☜࠿ࡉࢆホ౯㸬
ᅗ1 ࢫࢡ࣒ࣛࢪ࢙ࢵࢺ⇞↝ჾ࡟࠾ࡅࡿ⦪ ᑟධᆺ⇞ᩱᄇᑕࢫࢺࣛࢵࢺ㸦AWࢫࢺࣛࢵࢺ㸧ᚋ
ὶࡢOHࣔࣝศ⋡㸬㣕⾜࣐ࢵࣁᩘ7.5┦ᙜࡢVAG⇞↝ᐇ㦂ᑐᛂィ⟬㸦ᙜ㔞ẚ0.5㸧㸬
㻌
㻌
㻌
㻌
㻌
㻌
㻌
㻌
㻌
㻌
㻌
㻌
㻌
㻌
㻌㻌
t=0.174 msec
t=0.400 msec
t=0.517 msec
t=0.904 msec
t=1.003 msec
t=1.101 msec
t=1.818 msec
ᅗ 2 ⦪ ᑟධᆺࢫࢡ࣒ࣛࢪ࢙ࢵࢺ⇞↝ჾ㸦HyShot-IV 㣕⾜ᐇ㦂⏝⇞↝ჾ㸧ࡢ࣐ࢵࣁ 8 㧗 ⾪ᧁ㢼Ὕ⇞↝ᐇ㦂ࡢᑐᛂィ⟬⤖ᯝ㸦࣐ࢵࣁᩘศᕸ㸪ᙜ㔞ẚ 1.0㸧㸬
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ཱྀ㢌Ⓨ⾲
1) ᑠᑎ㸪㡲ᾉ㸪B. Rust㸪P. Gerlinger㸪
͆⦪ ࢆ⏝࠸ࡓ㉸㡢㏿ΰྜ⇞↝ಁ㐍࡟㛵ࡍࡿᩘ್ⓗ◊✲㸪
͇➨24
ᅇᩘ್ὶయຊᏛࢩ࣏ࣥࢪ࣒࢘ㅮ₇ㄽᩥ㞟㸪 (2010)
2) 㡲ᾉ㸪ᑠᑎ㸪ఀ⸨㸪᐀ീ㸪
͆⦪ ᑟධᆺࢫࢡ࣒ࣛࢪ࢙ࢵࢺ⇞↝ჾ࡟࠾ࡅࡿࢹࢺࢿ࣮ࢩࣙࣥἼࡢᩘ್ゎᯒ㸪
͇
᪥ᮏ⯟✵ᏱᐂᏛ఍໭㒊ᨭ㒊➨12ᅇ෌౑⏝ᆺᏱᐂ㍺㏦⣔ࢩ࣏ࣥࢪ࣒࢘ㅮ₇ㄽᩥ㞟㸪(2011)
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㻢㻜㼏㼙 ☢ຊᨭᣢኳ⛗⿦⨨䛚䜘䜃ᩘ್ゎᯒ䛻䜘䜛⌫䛾᢬ᢠ ᐃ㻌
Sphere drag measurements with the 60cm MSBS and simulation
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊㻌 ὶయ䜾䝹䞊䝥㸪ᮡᾆ⿱ᶞ([email protected])
◊✲ศᢸ⪅㸸◊✲㛤Ⓨᮏ㒊㻌 ὶయ䜾䝹䞊䝥㻌 ◊ಟ⏕㸪チᩫ㻌 ᾴ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
⌫ࡢ᢬ᢠ ᐃ࡟࠾ࡅࡿᨭᣢ⿦⨨ࡢ⌫࿘ࡾࡢὶࢀ࡬ࡢᙳ㡪ࡣᮍࡔ༑ศ࡟ࡣゎ᫂ࡉࢀ࡚࠸࡞࠸㸬
ࡑࡇ࡛ᨭᣢᖸ΅ࡢ↓࠸☢ຊᨭᣢኳ⛗⿦⨨ࢆ⏝࠸ࡓᐇ㦂ࡢணഛㄪᰝ࡜ࡋ࡚㸪⮫⏺ࣞ࢖ࣀࣝࢬᩘࢆ㉸࠼ࡓ
㡿ᇦ࡟࠾࠸࡚⌫ᶍᆺࡢᨭᣢ࡟⏝࠸ࡽࢀࡿࢫࢸ࢕ࣥࢢࡢὶࢀሙ࡬ࡢᙳ㡪ࢆᩘ್ゎᯒ࡟ࡼࡗ࡚ㄪᰝࡍࡿࡇ࡜
ࢆ┠ⓗ࡜ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
⮫⏺ࣞ࢖ࣀࣝࢬᩘ௨ୖࡢ㡿ᇦ࡟࠾ࡅࡿ⌫ࡢᩘ್ゎᯒ࡟ࡼࡿሗ࿌ࡣᩘᑡ࡞࠸ࡓࡵ㸪ᩘ್ゎᯒ࠿ࡽᚓࡽࢀ
ࡓ⌫⾲㠃ࡢᅽຊศᕸ࠾ࡼࡧ⌫ࡢᚋὶࡢ ᵓ㐀ࢆᚑ᮶ࡢᐇ㦂⤖ᯝ࡜ẚ㍑ࡋࡓ㸬
ࢫࢸ࢕ࣥࢢ࡟ࡼࡿ⌫࿘ࡾࡢὶࢀ࡬ࡢᙳ㡪ࢆㄪᰝࡍࡿࡓࡵ㸪⌫┤ᚄ࡟ᑐࡍࡿኴࡉࡢ␗࡞ࡿ෇ᰕ≧ࡢࢫࢸ
࢕ࣥࢢࢆ⌫ᚋ᪉࡟ᶍᨃⓗ࡟ྲྀࡾ௜ࡅࡓࣔࢹࣝࢆᩘ್ゎᯒࡋ㸪⌫⾲㠃ࡢᅽຊศᕸࡢ㐪࠸ࡸ⌫࿘ࡾࡢ㏿ᗘศ
ᕸ࠾ࡼࡧ ᗘศᕸࡢ㐪࠸ࢆㄪᰝࡋࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
⌫ࡢᚋὶࡣ㸪ᚑ᮶ࡢᐇ㦂⤖ᯝ࡜ྠᵝ࡟ᑐ࡜࡞ࡿὶࢀ᪉ྥࡢ ᵓ㐀ࡀᚓࡽࢀࡓ㸬
୍᪉㸪⌫ᚋ᪉࡟Ꮡᅾࡍࡿࢫࢸ࢕ࣥࢢ࡟ࡼࡿ⌫ࡢ⾲㠃࠾ࡼࡧ࿘ࡾ࡬ࡢᙳ㡪ࡣᑠࡉ࠸࡜࠸࠺⤖ᯝࡀᚓࡽࢀ
ࡓ㸬௒ᚋ㸪⌫࿘ࡾࡢὶࢀሙࡢ㠀㍈ᑐ⛠ᛶࢆࡼࡾ῝ࡃ⪃៖ࡋࡓୖ࡛ࡢㄪᰝࢆ⾜࠺ணᐃ࡛࠶ࡿ㸬
ᅗ1 ୗὶഃ࡟࠾ࡅࡿ ᗘศᕸ㸦x/d=2.5㸧
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ࡞ࡋㄽᩥ
1) ᪩✄⏣኱Ꮫ༞ᴗㄽᩥ
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Ᏹᐂ䝥䝷䝈䝬୰䛻䛚䛡䜛஘ὶ☢Ẽ䝸䝁䝛䜽䝅䝵䞁䛷䛾⢏Ꮚຍ㏿㻌
Particle Acceleration of Turbulent Magnetic Reconnection in Space and Astrophysical Plasmas
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸ᮾி኱Ꮫ኱Ꮫ㝔⌮Ꮫ⣔◊✲⛉㸪ᫍ㔝┿ᘯ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
Ᏹᐂ࡟࠾ࡅࡿ஘ὶຍ㏿࡜ࡋ࡚㸪1949 ᖺ࡟ࣇ࢙࣑ࣝ࡟ࡼࡗ࡚ᥦ᱌ࡉࢀࡓࣛࣥࢲ࣒࡟㐠ືࡍࡿ☢Ẽ㞼࡜㧗
࢚ࢿࣝࢠ࣮⢏Ꮚ࡟ࡼࡿ⤫ィຍ㏿ࡢ࢔࢖ࢹ࢔ࡀᗈࡃཷࡅධࢀࡽࢀ࡚࠸ࡿ㸬ࡋ࠿ࡋࡇࡢຍ㏿ࡣࡺࡗࡃࡾ࡜ࡋ
࡚ຠ⋡ࡢᝏ࠸ຍ㏿㐣⛬࡛࠶ࡗࡓ㸬ᮏ◊✲ࡣ㸪ࣇ࢙࣑ࣝࡢࠕ☢Ẽ㞼ࠖࡢ᭰ࡾ࡟ࠕ☢Ẽࣜࢥࢿࢡࢩࣙࣥ㡿ᇦࠖ
ࢆ⪃࠼ࡿࡇ࡜࡛㸪㧗࢚ࢿࣝࢠ࣮⢏Ꮚࡢຍ㏿ຠ⋡ࡀྥୖࡍࡿࡇ࡜ࢆ 2 ḟඖ࠾ࡼࡧ 3 ḟඖࡢ┦ᑐㄽ㟁☢⢏Ꮚ
ࢥ࣮ࢻࢆ⏝࠸࡚ㄪ࡭ࡿ㸬
㻌 ◊✲ࡢᴫせ
஘ὶࣜࢥࢿࢡࢩࣙࣥࡣᵝࠎ࡞ᴟᛶࡢ☢ሙࢆ᭷ࡍࡿᏱᐂ࡛ࡣ୍⯡࡟ఱฎ࡛ࡶ࠾ࡁࡿ࡜⪃࠼ࡽࢀࡿࡀ㸪≉
࡟☢Ẽᅇ㌿ࡍࡿኴ㝧ࡸ୰ᛶᏊᫍ࡞࡝࡛ࡣࣜࢥࢿࢡࢩࣙࣥάືࡣάⓎ࡟࡞ࡿ࡜ண᝿ࡉࢀࡿ㸬ࡑࢀࡣ㸪୰ᚰ
ኳయࡢᅇ㌿ẖ࡟㉥㐨ᇦ࡟㟁ὶࢩ࣮ࢺࡀసࡽࢀࡿࡢ࡛㸪ኴ㝧ᅪࡸ୰ᛶᏊᫍࡢ☢Ẽᅪ࡛ࡣ㸪ἑᒣࡢ㟁ὶࢩ࣮
ࢺࡀ㐃࡞ࡿᙧ≧ࡀᮇᚅࡉࢀࡿ࠿ࡽ࡛࠶ࡿ㸬ࡑࡢࡓࡵ㸪ࡇࢀࡽࡢ㟁ὶࢩ࣮ࢺ࡛☢Ẽࣜࢥࢿࢡࢩࣙࣥࡀ㉳ࡁ
ࡿ࡜㸪ἑᒣࡢ☢Ẽᓥࡀᙧᡂࡉࢀ㸪஘ὶࣜࢥࢿࢡࢩࣙࣥ࡟Ⓨ㐩ࡍࡿ㸬ᮏ◊✲࡛ࡣ㸪」ᩘࡢ㟁ὶࢩ࣮ࢺࡢ㠀
⥺ᙧⓎᒎࢆ㸪㟁☢⢏Ꮚࢩ࣑࣮ࣗࣞࢩ࡛ࣙࣥィ⟬ࡍࡿࡇ࡜࡛㸪஘ὶ☢Ẽࣜࢥࢿࢡࢩࣙࣥ࡟క࠺⢏Ꮚຍ㏿ࢆ
ㄪ࡭ࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
⢏Ꮚࡀ஘ὶሙ࡟ࡼࡗ࡚ᩓ஘ࡉࢀࡿ࡜ࡁ࡟㸪head-on (head-tail) ⾪✺࡛࠶ࢀࡤ࢚ࢿࣝࢠ࣮⋓ᚓ㸦ᦆኻ㸧
࡜࡞ࡿࡇ࡜ࡀศ࠿ࡗ࡚࠸ࡿ㸬ࡑࡋ࡚㸪㧗࢚ࢿࣝࢠ࣮⢏Ꮚࡀࣜࢥࢿࢡࢩࣙࣥ㡿ᇦ࡜┦஫స⏝ࡍࡿ࡜㸪㟁ὶ
ࢩ࣮ࢺ࡟ྥ࠿࠺ὶධ㡿ᇦ࡛ࡢᩓ஘ࡣ⢏Ꮚ࡟࡜ࡗ࡚࢚ࢿࣝࢠ࣮ᦆኻ࡜࡞ࡾ㸪ࣜࢥࢿࢡࢩ࣭ࣙࣥࢪ࢙ࢵࢺࡢ
㡿ᇦ࡛ࡢᩓ஘ࡣ࢚ࢿࣝࢠ࣮⋓ᚓ࡜࡞ࡿ㸬ᮏ◊✲࡛ࡣ㸪ࡇࢀࡽࡢ┦஫స⏝ࢆ㸪ᚑ᮶ࡢ㟁☢ὶయ࡛ࡢ஘ὶࣜ
ࢥࢿࢡࢩࣙࣥࡢ◊✲࡜ࡣ␗࡞ࡾ㸪self-consistent࡞㟁☢ሙࡢ୰࡛ࡢ⢏Ꮚຍ㏿ࢆ⪃࠼ࡿ㸬ࡑࡋ࡚㸪஘ὶࣜࢥ
ࢿࢡࢩࣙࣥࡢ㠀⥺ᙧⓎᒎ࡟క࠸㸪㧗࢚ࢿࣝࢠ࣮⢏Ꮚࡀ㑅ᢥⓗ࡟ࣜࢥࢿࢡࢩ࣭ࣙࣥࢪ࢙ࢵࢺ࡜ࡢ┦஫స⏝
ࡢ☜⋡ࢆቑ኱ࡉࡏࡿࡇ࡜ࢆㄪ࡭ࡿ㸬≉࡟㸪ᚑ᮶ࡢ2ḟ࣮࢜ࢲ࣮ࡢࡺࡗࡃࡾ࡜ࡋࡓࣇ࢙࣑ࣝຍ㏿࡛ࡣ࡞ࡃ㸪
1ḟ࣮࢜ࢲ࣮ࡢ㏿࠸ຍ㏿㐣⛬࡟࡞ࡿࡇ࡜ࢆ♧ࡍ㸬
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HPC@JAXA2010
ᅗ 1 ஘ὶ☢Ẽࣜࢥࢿࢡࢩࣙࣥࡢึᮇẁ㝵ࡢᵓ㐀㸬㟷ࡣ⇕ⓗ⢏Ꮚࡢᐦᗘࡢ➼್㠃㸪㉥ࡣ㧗࢚
ࢿࣝࢠ࣮⢏Ꮚࡢᐦᗘ࡟ᑐࡍࡿ➼್㠃㸬⥳ࡣ☢ຊ⥺㸬⇕ⓗ⢏ᏊࡢᏑᅾࡍࡿ㡿ᇦ㸦㟷㸧࡜
㧗࢚ࢿࣝࢠ࣮⢏Ꮚࡢ㡿ᇦ㸦㉥㸧ࡀ㔜࡞ࡗ࡚࠸ࡿ㸬ࢢࣜࢵࢻࢧ࢖ࢬࡣ 512x512x512㸪⢏
Ꮚᩘࡣࣉࣛࢬ࣐ࢩ࣮ࢺ࡛༢఩ࢢ࣮ࣜࢻᙜࡓࡾ࡟ 100 ಶ⛬ᗘ㸬
㻌
㻌㻌
ᅗ 2 ஘ὶ☢Ẽࣜࢥࢿࢡࢩࣙࣥࡢ㠀⥺ᙧẁ㝵ᵓ㐀㸬㧗࢚ࢿࣝࢠ࣮⢏Ꮚࡣ⇕ⓗ⢏Ꮚ࡜ࡣ␗࡞ࡾ
☢ሙࡢᙉ࠸㡿ᇦ࡟✵㛫ⓗ࡟ᒁᅾࡍࡿ㸬ࡇࡢᛶ㉁ࡀࣜࢥࢿࢡࢩࣙࣥࢪ࢙ࢵࢺ㡿ᇦ࡛ࡢᒙ
ࡀస⏝ࡢ☜⋡ࢆⴭࡋࡃྥୖࡉࡏࡿ㸬㻌
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HPC@JAXA2010
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) T. Amano and M. Hoshino㸪 Critical Mach number for electron injection in collisionless shock㸪 Physical
Review Letters㸪 104(18)㸪 DOI: 10.1103/PhysRevLett.104.181102 (2010/5)
2) Y. Kuramitsu㸪 N. Nakanii㸪 K. Kondo㸪 Y. Sakawa㸪 Y. Mori㸪 E. Miura㸪 K. Tsuji㸪 K. Kimura㸪
S. Fukumochi㸪 M. Kashihara㸪 T. Tanimoto㸪 H. Nakamura㸪 T. Ishikura㸪 K. Takeda㸪 M. Tampo㸪
R. Kodama㸪 Y. Kitagawa㸪 K. Mima㸪 K. A. Tanaka㸪 H. Takabe㸪 and M. Hoshino㸪 Experimental
Evidence of Nonthermal Acceleration of Relativistic Electrons by an Intensive Laser Pulse㸪 Phys. Rev. E㸪
DOI:10.1103/PhysRevE.83.026401 (2011/02)
3) Y. Kuramitsu㸪 N. Nakanii㸪 K. Kondo㸪 Y. Sakawa㸪 Y. Mori㸪 E. Miura㸪 K. Tsuji㸪 K. Kimura㸪
S. Fukumochi㸪 M. Kashihara㸪 T. Tanimoto㸪 H. Nakamura㸪 T. Ishikura㸪 K. Takeda㸪 M. Tampo㸪
R. Kodama㸪 Y. Kitagawa㸪 K. Mima㸪 K. A. Tanaka㸪 M. Hoshino㸪 and H. Takabe㸪 Model Experiment
of Cosmic Ray Acceleration due to an Incoherent Wakefield Induced by an Intense Laser Pulse㸪 Phys. of
Plasmas㸪 DOI: 10.1063/1.3528434 (2011/01)
ᣍᚅㅮ₇
4) M. Hoshino㸪Fermi Acceleration in Turbulent Magnetic Reconnection㸪10th Annual International
Astrophysics Conference㸪 Maui㸪 Hawaii㸪 USA (March 13-18㸪2011)
5) M. Hoshino㸪 Particle Acceleration in Turbulent Magnetic Reconnection㸪 Earth-Sun System
Exploration: Variability in Space Plasma Phenomena㸪 Kona㸪 Hawaii㸪 USA (January 16-21㸪
2011)
6) M. Hoshino㸪 Magnetic Reconnection in Relativistic Astrophysics㸪 4th East Asia Numerical
Astrophysics Meeting㸪 EANAM 2010㸪 Taipei㸪 Taiwan (November 2-5㸪 2010)
7) M. Hoshino㸪 Reconnection Modeling: Particle Acceleration in Turbulent Reconnection㸪 MMS
Science Working Team Meeting㸪 St Michael㸪 Maryland㸪 USA (October 19-21㸪 2010)
8) M. Hoshino㸪 Magnetic Reconnection as Studied in Space and Astrophysical Plasmas by using PIC
Simulation㸪 39th COSPAR Scientific Assembly㸪 Bremen㸪 Germany (July 18-25㸪 2010)
9) M. Hoshino㸪 Plasma Heating and Acceleration in a High Mach Number Shock㸪 Western Pacific
Geophysics Meeting 2010㸪 Taipei㸪 Taiwan (June 22-25㸪 2010)
10) M. Hoshino㸪 Physics of Nonthermal Particle Acceleration in Collisionless Shocks㸪 International
Space Plasma Symposium 2010㸪 Taina㸪 Taiwan (June 27-30㸪 2010)
11) M. Hoshino㸪 Magnetic Reconnection in Space and Astrophysical Plasmas㸪 West Lake International
Symposium on Space Plasma Physics㸪 Hangzhou㸪 China (April 19-21㸪 2010)
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HPC@JAXA2010
༙ᇙ㎸䜏ᘧ䜶䞁䝆䞁ᦚ㍕ 㻺㼃㻮 ᪑ᐈᶵ䛻䛚䛡䜛䜲䞁䝔䞊䜽䝕䜱䝣䝳䞊䝄䛾ᩘ್ⓗ◊✲㻌
Numerical Study on Intake Diffuser of Novel-Wing-Body Aircraft Mounted with Semi-Buried Engine
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸ᮾி⌮⛉኱ᏛᕤᏛ㒊ᶵᲔᕤᏛ⛉㸪▼ᶫ⚈Ꮚ([email protected])
◊✲ศᢸ⪅㸸ᮾி⌮⛉኱ᏛᕤᏛ㒊ᶵᲔᕤᏛ⛉ ᩍᤵ㸪ᮏ㜿ᘺ┾἞([email protected])
⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ᅜ⏘᪑ᐈᶵࢳ࣮࣒㸪㔝ᮧ⪽ᖾ([email protected])
⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ᅜ⏘᪑ᐈᶵࢳ࣮࣒㸪ᰘ⏣ ┾([email protected])
⯟✵ࣉࣟࢢ࣒ࣛࢢ࣮ࣝࣉ ㉸㡢㏿ᶵࢳ࣮࣒㸪Ώ㎶ Ᏻ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
㠀෇ᙧὶධSᏐࢹ࢕ࣇ࣮ࣗࢨ࡟࠾࠸࡚㸪ࡑࡢ࢜ࣇࢭࢵࢺ㔞㸪ὶධ᩿㠃࢔ࢫ࣌ࢡࢺẚ㸪᩿㠃✚ศᕸኚ᭤
Ⅼ఩⨨ࡀᛶ⬟࡟୚࠼ࡿᙳ㡪ࢆㄪ࡭ࡿࡓࡵ㸪ୖグ3Ⅼ࡟ࡘ࠸࡚ࣃࣛࢫࢱࢆ⾜࠺ࡇ࡜ࢆ┠ⓗ࡜ࡋࡓ㸬
㻌 ◊✲ࡢᴫせ
⩼⬗୍యᆺ᪂ᙧែ(Novel-Wing-Body ; NWB)᪑ᐈᶵࡢᐇ⏝໬ࢆ┠ᣦࡍ࡟࠶ࡓࡾ㸪ᇙ㎸ࡳᘧ࢚ࣥࢪࣥᦚ
㍕ࡀ⪃᱌ࡉࢀ࡚࠸ࡿ㸬ࡇࡢሙྜ㸪࢖ࣥࢸ࣮ࢡࢹ࢕ࣇ࣮ࣗࢨࡣ㹑Ꮠ࡜࡞ࡿࡓࡵ㸪ࢹ࢕ࣇ࣮ࣗࢨᛶ⬟ࢆ☜ಖ
ࡋࡘࡘ㸪ᶵయ㔜㔞పῶࡢࡓࡵྍ⬟࡞㝈ࡾࢹ࢕ࣇ࣮ࣗࢨ㛗ࡉࢆ▷ࡃࡍࡿࡇ࡜ࡀᮃࡲࢀࡿ㸬ᮏ◊✲࡛ࡣ㸪ᑗ
᮶ⓗ࡟ࢹ࢕ࣇ࣮ࣗࢨ㛗ࢆ▷⦰ࡍࡿࡇ࡜ࢆ┠ᣦࡋ㸪ࢹ࢕ࣇ࣮ࣗࢨᙧ≧ࡀ⥲ᅽᅇ᚟⋡࠾ࡼࡧ⥲ᅽࢹ࢕ࢫࢺ࣮
ࢩࣙࣥ࡟୚࠼ࡿᙳ㡪ࢆᩘ್ィ⟬࡟ࡼࡾホ౯ࡋࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
㠀෇ᙧὶධ S Ꮠࢹ࢕ࣇ࣮ࣗࢨࡢᙧ≧ࡀ㸪ࡑࡢᛶ⬟࡟୚࠼ࡿᙳ㡪ࢆホ౯ࡋ㸪௨ୗࡢ▱ぢᚓࡓ㸬
1. ୖὶഃ࡛ῶ㏿ࡍࡿࡇ࡜࡟ࡼࡾ⥲ᅽᅇ᚟⋡ࡣ኱ࡁࡃ࡞ࡿ
2. ࢔ࢫ࣌ࢡࢺẚࡢቑຍ࡟క࠸㸪ୖୗ㠃ቃ⏺ᒙࡀⓎ㐩ࡋࡸࡍࡃ࡞ࡾ㸪⥲ᅽᅇ᚟⋡ࡣᑠࡉࡃ࡞ࡿ
3. ࢜ࣇࢭࢵࢺ㔞ࡀᑠࡉ࠸ሙྜ㸪࢔ࢫ࣌ࢡࢺẚࡀᑠࡉ࠸࡜ࢹ࢕ࢫࢺ࣮ࢩࣙࣥࡀᑠࡉࡃ࡞ࡿ
4. ࢜ࣇࢭࢵࢺ㔞ࡀ኱ࡁ࠸ሙྜ㸪࢔ࢫ࣌ࢡࢺẚࡀ኱ࡁ࠸࡜࿘᪉ྥࢹ࢕ࢫࢺ࣮ࢩࣙࣥࡀᑠࡉࡃ࡞ࡿ
ᅗ1 Mach Number Distribution
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This document is provided by JAXA.
HPC@JAXA2010
㉸㡢㏿䝞䝑䜽䝇䝔䝑䝥๤㞳ὶ䜜䛾㠀ᐃᖖᩘ್ゎᯒ㻌
Unsteady numerical analysis of supersonic separated flow over a backward-facing step
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊 ᩘ್ゎᯒࢢ࣮ࣝ㸪▼ྥ᱇୍([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ࣂࢵࢡࢫࢸࢵࣉࢆ㐣ࡂࡿ㉸㡢㏿ὶࢀሙࡣ㸪ᙧ≧ࡀ⡆⣲࡛࠶ࡿ࡟ࡶ㛵ࢃࡽࡎ㸪ᵝࠎ࡞ὶయ⌧㇟ࡀᖸ΅ࡍ
ࡿ」㞧࡞ὶࢀࢆᙧᡂࡍࡿ㸬ᮏ◊✲࡛ࡣ㸪㉸㡢㏿ࣂࢵࢡࢫࢸࢵࣉ๤㞳ὶࢀࡢ≉ᚩࡢ୍ࡘ࡛࠶ࡿẁᕪୗὶ࡟
Ⓨ⏕ࡍࡿࢤࣝࢺ࣮ࣛ ࡟㢮ఝࡋࡓ⦪ ࢆᤊ࠼㸪✵ຊࡸ⾲㠃⇕ఏ㐩≉ᛶ࡬ࡢᙳ㡪ࢆ㠀ᐃᖖᩘ್ゎᯒ࡟ࡼࡾ
ㄪ࡭ࡿࡇ࡜ࢆ┠ⓗ࡜ࡍࡿ㸬ࡲࡓ㸪ࡑࡢࡓࡵࡢ3ḟඖ㠀ᐃᖖゎᯒࢥ࣮ࢻࡢ㛤Ⓨ࣭⢭ᗘྥୖࢆ┠ᣦࡍ㸬
㻌 ◊✲ࡢᴫせ
ࡇࢀࡲ࡛࡟ᵓ⠏ࡋࡓ5ḟ⢭ᗘWCNSࢆ⏝࠸ࡓ㝜ⓗLESᡭἲ࡟ࡘ࠸࡚㸪᫬㛫✚ศ࡟3Ⅼᚋ㏥ᕪศ㸩
ADI-SGS㝜ゎἲࢆ⏝࠸ࡓDual Time Steppingἲࢆᑟධࡋ࡚ィ⟬᫬㛫ࡢ▷⦰ࢆᅗࡾ㸪ࣂࢵࢡࢫࢸࢵࣉࢆ㐣
ࡂࡿ㉸㡢㏿ὶࢀሙࡢᩘ್ゎᯒࢆ⾜ࡗࡓ㸬ᚓࡽࢀࡓ⤖ᯝ࡟ࡘ࠸࡚㸪RANSࡸᐇ㦂ࡢ⤖ᯝ࡜ࡢẚ㍑ࢆ⾜ࡗࡓ㸬
RANS࡟ࡣ㸪◊✲㛤Ⓨᮏ㒊ᩘ್ゎᯒࢢ࣮ࣝࣉ࡛㛤Ⓨ୰ࡢFaSTARࢆ⏝࠸ࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
㝜ⓗLES࡛ᚓࡽࢀࡓቨ㠃 ᗘศᕸ࡟ࡘ࠸࡚㸪᩿⇕ቨࢆ௬ᐃࡋ࡚࠸ࡿࡓࡵ㸪ᐇ㝿ࡢቨ࡜ࡣ᮲௳ࡀ␗࡞ࡿ
ࡓࡵᐇ㦂࡜ࡢᐃ㔞ⓗ୍⮴ࡣᚓࡽࢀ࡞࠿ࡗࡓࡀ㸪ྠࡌ᩿⇕ቨࢆ௬ᐃࡋࡓRANSࡢ ᗘศᕸ࡜ẚ㍑ࡋ࡚㸪ẁ
ᕪ࠿ࡽୗὶ࡟ྥ࠿࠺࡟ࡘࢀ࡚ ᗘࡀୗࡀࡾ㸪᭦࡟ୗὶ࡛ ᗘࡀୖ᪼ࡋࡓᚋࡲࡓ⦆ࡸ࠿࡟ ᗘࡀῶᑡࡍࡿ
ᵝᏊࡀᐃᛶⓗ࡟୍⮴ࡋࡓ㸬ࡲࡓ㸪஘ὶࡢᙳ㡪࡟ࡼࡿቨ㠃 ᗘศᕸࡢᩬᶍᵝࡀ㸪RANS࡛ࡣᚓࡽࢀ࡞࠿ࡗ
ࡓࡀ㝜ⓗLES࡛ࡣ☜ㄆ࡛ࡁࡓ㸬
㻌
㻌
㻌
㻌
(a) RANS (b) 㝜ⓗ LES
ᅗ 1 ቨ㠃 ᗘศᕸࡢẚ㍑
㻌
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This document is provided by JAXA.
HPC@JAXA2010
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ࡞ࡋㄽᩥ
1) ▼ྥ᱇୍㸪Ლ ㈗⾜㸪໭ᕝᖾᶞ㸪ᔱ⏣ ᚭ㸪
͆㢼Ὕᐇ㦂࡜ࡢẚ㍑࡟ࡼࡿ㉸㡢㏿ࡣࡃ㞳ὶࢀ࡟࠾ࡅࡿ㧗ḟ⢭
ᗘ㠀ᐃᖖὶゎᯒࢥ࣮ࢻࡢ᳨ド͇
㸪ᖹᡂ 22 ᖺᗘᏱᐂ㍺㏦ࢩ࣏ࣥࢪ࣒࢘㸪STCP-2010-65㸪2010㸬
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This document is provided by JAXA.
HPC@JAXA2010
䝇䝨䜽䝖䝹㻙䝣䝸䞁䝆ἲ䛻䜘䜛ᖹᯈቃ⏺ᒙ䛾㑄⛣㐣⛬䛾┤᥋ᩘ್䝅䝭䝳䝺䞊䝅䝵䞁
Direct Numerical Simulation of Transitional Boundary Layer Using Spectral-Fringe Method
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊 ὶయࢢ࣮ࣝࣉ㸪㊧㒊 㝯([email protected])
◊✲ศᢸ⪅㸸ᮾி㟁ᶵ኱Ꮫ ᕤᏛ㒊 ᶵᲔᕤᏛ⛉㸪㧗ᶫ┤ஓ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ቃ⏺ᒙࡢ㑄⛣ண ࡟࠾࠸࡚㔜せ࡞ㄢ㢟࡛࠶ࡿ㠀ᖹ⾜ᛶࡢྲྀࡾᢅ࠸࡟ࡘ࠸࡚㸪✵㛫Ⓨᒎᆺࡢ┤᥋ᩘ್ࢩ
࣑࣮ࣗࣞࢩࣙࣥ(Direct Numerical Simulation㸪 DNS)࡟ࡼࡾࡑࡢゎᯒᢏ⾡ࢆ☜❧ࡍࡿ࡜࡜ࡶ࡟㸪㑄⛣
ᶵᵓࡢゎ᫂ࢆᅗࡿ㸬
㻌 ◊✲ࡢᴫせ
┠ⓗࡢ㐩ᡂࡢࡓࡵ࡟㸪(࢖)ࢫ࣌ࢡࢺࣝἲࢆ⏝࠸ࡓ✵㛫ⓎᒎᆺDNSࢥ࣮ࢻࡢᵓ⠏㸪(ࣟ)ᖹᯈቃ⏺ᒙࡢᇶᮏ
≉ᛶホ౯㸪(ࣁ)2ḟ୙ᏳᐃࡢⓎ⏕࣭Ⓨ㐩ࡢ෌⌧࠾ࡼࡧホ౯㸪ࢆ⾜࠺㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
(࢖)࡟ࡘ࠸࡚㸪㞳ᩓ໬ἲ࡜ࡋ࡚᭱ࡶ୍⯡ⓗ࡞ᕪศἲ࡛࡞ࡃ㸪ࢫ࣌ࢡࢺࣝἲࢆ⏝࠸ࡓDNSࢥ࣮ࢻࡢᵓ⠏
ࢆ࡯ࡰ⤊஢ࡋࡓ㸬(ࣟ)࡟ࡘ࠸࡚㸪ቑᖜ⋡࡞࡝ࡢ⥺ᙧቑᖜ⋡࡜ẚ㍑ࡋ࠺ࡿ⤖ᯝࡀᚓࡽࢀࡿࡇ࡜ࢆ☜ㄆࡋ㸪
ࡲࡓ࣒ࣛࢲ (ᅗ1)ࡢࡼ࠺࡞ᐇ㦂࡛ほ ࡉࢀ࡚࠸ࡿࡼ࠺࡞ ᵓ㐀ࢆ෌⌧ࡋ࠺ࡿࡇ࡜ࢆ☜ㄆࡋࡓ㸬
ᅗ1 ࣒ࣛࢲ ࡢⓎ⏕( ᗘࡢ➼್㠃࡟ࡼࡿὶࢀሙࡢྍど໬)
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ཱྀ㢌Ⓨ⾲
1) 㧗ᶫ┤ஓ㸪㊧㒊 㝯㸪ᐑᔘ Ṋ㸪
ࠕࢫ࣌ࢡࢺࣝ-ࣇࣜࣥࢪἲ࡟ࡼࡿᖹᯈቃ⏺ᒙࡢ㑄⛣㐣⛬࡟࠾ࡅࡿ ᵓ㐀ࡢ
┤᥋ᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥࠖ᪥ᮏὶయຊᏛ఍ ᖺ఍2010㸪໭ᾏ㐨኱Ꮫ㸪ᮐᖠ㸪2010ᖺ9᭶
2) 㧗ᶫ┤ஓ㸪㊧㒊 㝯㸪ᐑᔘ Ṋ㸪
ࠕࢫ࣌ࢡࢺࣝ-ࣇࣜࣥࢪἲ࡟ࡼࡿᖹᯈቃ⏺ᒙࡢ㑄⛣㐣⛬ࡢ┤᥋ᩘ್ࢩ࣑ࣗ
࣮ࣞࢩࣙࣥࠖᩘ್ὶయࢩ࣏ࣥࢪ࣒࢘㸪៞᠕⩏ሿ኱Ꮫ㸪ᶓ὾㸪2010ᖺ12᭶
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HPC@JAXA2010
⮬ື᱁Ꮚ⏕ᡂ䝋䝣䝖䛸ὶయゎᯒ䝁䞊䝗䜢⤌䜏㎸䜣䛰 㻯㻲㻰 䝫䞊䝍䝹䝅䝇䝔䝮䛾ᵓ⠏㻌
Development of a CFD portal system installing auto grid generator and aerodynamic simulation code
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊 ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪ᮧୖ᱇୍([email protected])
◊✲ศᢸ⪅㸸◊✲㛤Ⓨᮏ㒊 ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪❑⏣೺୍([email protected])
ᰴᘧ఍♫ ࢩ࣮࢖࣮ࢩ࣮(CEC)㸪ᅜᯞ ᫂([email protected])
᪩✄⏣኱Ꮫ㸪ᒣᮏဴ⏕([email protected])
ᮾி኱Ꮫ㸪ᑠᕝ᫓㝧([email protected])
ᮾி኱Ꮫ㸪ᑠᯘ┤㈗([email protected])
ᮾி኱Ꮫ㸪⚄ᅬோᚿ([email protected])
ྡྂᒇ኱Ꮫ㸪㕥ᮌゅᰤ([email protected])
ᮾ໭኱Ꮫ㸪᭹㒊 ₶([email protected])
ᮾ໭኱Ꮫ㸪ฟཱྀ᫂ோ([email protected])
᪥ᮏ኱Ꮫ㸪▼ᕝ㎮ᘺ([email protected])
᪥ᮏ኱Ꮫ㸪୰ᮧ኱ᆅ([email protected])
᪥ᮏ኱Ꮫ㸪㣤ሯⓒྜᏊ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ゎᯒ⏝᱁Ꮚ⏕ᡂ࠿ࡽゎᯒ⤖ᯝࡢྍど໬ࡲ࡛ࡢ CFD ゎᯒ࡟ಀࢃࡿ୍㐃ࡢࢥ࣐ࣥࢻࣛ࢖ࣥධຊ࡞࡝ࡢస
ᴗࢆ㸪Web ࣈࣛ࢘ࢨ࠿ࡽᐇ⾜࣭⟶⌮࡛ࡁࡿࢩࢫࢸ࣒ࢆᵓ⠏ࡋ㸪ゎᯒసᴗࡢຠ⋡໬㸪ཬࡧ㸪ࢹ࣮ࢱ࣮࣋ࢫ
Ⓩ㘓ࡋࡓゎᯒ⤖ᯝࡢ᭷ຠ฼⏝ࢆᅗࡿ㸬ᮏࢩࢫࢸ࣒ࢆ⏝࠸࡚㸪✵ຊಀᩘࢹ࣮ࢱ࣮࣋ࢫࡢᵓ⠏➼ࢆ┠ⓗ࡜ࡋ
࡚㸪⯟✵Ᏹᐂᶵ࡟㛵ࡍࡿὶయゎᯒࢆᐇ᪋ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
⮬ື᱁Ꮚ⏕ᡂࢯࣇࢺ࡜ࡋ࡚㸪≀యᙧ≧ࡢ STL ࢹ࣮ࢱ࠿ࡽභ㠃యࢭ࣮ࣝ࣋ࢫࡢ᱁Ꮚࢆ⏕ᡂࡍࡿࡇ࡜ࡀ࡛
ࡁࡿ HexaGrid ࢆ᥇⏝ࡋ࡚࠸ࡿ㸬HexaGrid ࡣ㸪ィ⟬㡿ᇦࡸ᱁Ꮚࢧ࢖ࢬ࡞࡝ࢆධຊࡍࡿࡇ࡜࡛㸪▷᫬㛫
࡛⢭⣽࡞ CFD ⏝᱁Ꮚࢆ⮬ືⓗ࡟⏕ᡂࡍࡿࡇ࡜ࡀ࡛ࡁࡿ㸬ゎᯒࢥ࣮ࢻ࡜ࡋ࡚ࡣ㸪ᐇ⦼ࡢ࠶ࡿ TAS㸦Tohoku
University Aerodynamic Simulation code㸧ཬࡧ㸪㛤Ⓨ୰ࡢ FaSTAR㸦FaST Aerodinamic Routin㸧ࢆ
᥇⏝ࡋ࡚࠸ࡿ㸬ࡇࢀࡽࡢࢯࣇࢺ࢙࢘࢔ࢆ⏝࠸ࡓ CFD ゎᯒసᴗࡢຠ⋡໬ࢆᅗࡿࡓࡵ࡟㸪࣑ࢻ࢙ࣝ࢘࢔࡛
࠶ࡿ RCM ࣏࣮ࢱࣝࢩࢫࢸ࣒ࢆᑟධࡋ㸪Web ࣈࣛ࢘ࢨࢆ௓ࡋࡓ᱁Ꮚ⏕ᡂ࣭ゎᯒᐇ⾜㸪⤖ᯝྍど໬࣭ࢢࣛ
ࣇ໬㸪ࢹ࣮ࢱ࣮࣋ࢫࡢⓏ㘓ཬࡧ฼ά⏝ࡀྍ⬟࡞ࢩࢫࢸ࣒ࢆᵓ⠏ࡋ㸪ゎᯒసᴗࡢຠ⋡໬ࢆᅗࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ྡྂᒇ኱Ꮫࣂࣜࢫࢸ࢕ࢵࢡࣞࣥࢪࢆ⏝࠸ࡓࣉࣟࢪ࢙ࢡࢱ࢖ࣝ㏆ഐሙ⾪ᧁἼἼᙧࡢゎᯒࢆ⾜࠸㸪ᐇ㦂⤖
ᯝ࡜Ⰻࡃ୍⮴ࡋࡓゎࡀᚓࡽࢀࡓ㸦ᅗ1㸪2ཧ↷㸧
㸬ࡲࡓ㸪ᶍᆺᨭᣢ⿦⨨ࢆྵࡴDLR F6FX2Bᶍᆺࢆ౑⏝ࡋ
ࡓࣁ࢖ࣈࣜࢵࢻ㢼Ὕࢹࣔ㢼ヨ࡟ᑐᛂࡍࡿCFDゎᯒࡀᐇ᪋࡛ࡁࡓ㸬᭦࡟㸪ᮾ໭኱Ꮫ࠿ࡽཷධࢀࡓ࢖ࣥࢱ࣮
ࣥࢩࢵࣉࡢᏛ⏕ࡢㄢ㢟㸦DLR F6࿘ࡾࡢὶࢀゎᯒ㸧
㸪ཬࡧ㸪᪩✄⏣኱Ꮫ࣭᪥ᮏ኱Ꮫ࠿ࡽཷධࢀࡓᢏ⾡◊ಟ
⏕ࡢ༞ᴗㄽᩥ࣭ಟኈㄽᩥࡢㄢ㢟࡟㛵ࡍࡿゎᯒࢆᐇ᪋࡛ࡁࡓ㸬
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This document is provided by JAXA.
HPC@JAXA2010
㻌
㻌 㻌
㻌
ᅗ 1 ᐇ㦂᫬ࡢࢩ࣮ࣗࣜࣞࣥ⏬ീ(ᕥ)࡜ CFD ⤖ᯝࡢᐦᗘศᕸ㸦ྑ㸧
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㻌㻌
ᅗ 2 ㏆ഐሙᅽຊ᫬㛫ᒚṔࡢẚ㍑
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) Atsushi Matsuda㸪 Katsuya Shimizu㸪 Kakuei Suzuki㸪 Akihiro Sasoh㸪 Keiichi Murakami and
Takashi Aoyama㸪 “Experimental-Numerical Combined Diagnostics for Near-Field Flow over
Supersonic Flight Model”㸪 Trans. JSASS Space Tech. Japan. (ᢞ✏୰)
ཱྀ㢌Ⓨ⾲
2) 㕥ᮌゅᰤ㸪ΎỈඞஓ㸪ᯇ⏣῟㸪బ᐀❶ᘯ㸪ᮧୖ᱇୍㸪㟷ᒣ๛ྐ㸪㏆ഐᅽຊሙ࡟࠾ࡅࡿ㉸㡢㏿㣕⾜యࡢ
඲ᶵᙧ≧ຠᯝ㸪➨42ᅇὶయຊᏛㅮ₇఍㸭⯟✵Ᏹᐂᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࢩ࣏ࣥࢪ࣒࢘2010㸪
2010.6.
3) ᮧୖ᱇୍㸪ᶫᮏ ᩔ㸪ࣛࣇ࣮ࣝ ࣃ࢘ࣝࢫ㸪ᅜᯞ ᫂㸪㟷ᒣ๛ྐ㸪⮬ື᱁Ꮚ⏕ᡂཬࡧ㧗㏿✵ẼຊᏛ࣮ࣝࢳ
ࣥࢆ⤌ࡳ㎸ࢇࡔCFD࣏࣮ࢱࣝࢩࢫࢸ࣒ࡢ㛤Ⓨ㸪➨24ᅇᩘ್ὶయຊᏛࢩ࣏ࣥࢪ࣒࢘㸪2010.12.
4) 㕥ᮌゅᰤ㸪ΎỈඞஓ㸪ᯇ⏣ ῟㸪బ᐀❶ᘯ㸪୰ ྑ௓㸪∾㔝ዲ࿴㸪ᮧୖ ဴ㸪ᮧୖ᱇୍㸪㟷ᒣ๛ྐ㸪ࣂࣜ
ࢫࢸ࢕ࢵࢡࣞࣥࢪ࡜ᩘ್ィ⟬࡟ࡼࡿ㉸㡢㏿㣕⾜య㏆ഐᅽຊሙゎᯒ㸪ᖹᡂ22ᖺᗘ⾪ᧁἼࢩ࣏ࣥࢪ࣒࢘㸪
2011.3.
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This document is provided by JAXA.
HPC@JAXA2010
䝻䜿䝑䝖䝨䜲䝻䞊䝗䛾㡢㡪᣺ື䛻㛵䛩䜛◊✲㻌
Study on vibro-acoustics of rocket payload
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊 ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪ᮧୖ᱇୍([email protected])
◊✲ศᢸ⪅㸸◊✲㛤Ⓨᮏ㒊 ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪㧗ᶫ Ꮥ([email protected])
ᰴᘧ఍♫ ィ⟬ຊᏛ◊✲ࢭࣥࢱ࣮㸪㔠⏣ⱥ࿴([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ࣟࢣࢵࢺᡴୖࡆ᫬࡟Ⓨ⏕ࡍࡿ㎘㡢ࡀࣇ࢙࢔ࣜࣥࢢࢆ㏱㐣ࡋ㸪ᦚ㍕ࡉࢀࡓேᕤ⾨ᫍ࡞࡝ࡢ࣌࢖࣮ࣟࢻ࡟
฿㐩ࡍࡿ࡜ࡁࡢ㡢ᅽࣞ࣋ࣝࡢண ཬࡧ㸪ࡑࡢ㡢ᅽ࡟ࡼࡿ㡢㡪ຍ᣺ࡢゎᯒࢆ┠ⓗ࡜ࡋ࡚࠸ࡿ㸬
㻌 ◊✲ࡢᴫせ
㡢㡪㏱㐣ゎᯒᡭἲ࡜ࡋ࡚㸪᫬㛫㡿ᇦゎᯒ࡟ࡣFDTD㸦Finite Difference Time Domain㸧ἲࢆ㸪࿘Ἴᩘ
㡿ᇦゎᯒ࡟ࡣWBM㸦Wave Based Method㸧ࢆ⏝࠸࡚࠸ࡿ㸬FDTDἲࡣ㸪ὶయ୰ࡢ㡢Ἴఏ᧛࡜ᅛయ୰ࡢ
ᙎᛶἼఏ᧛ࢆྠ᫬࡟ゎࡃࡇ࡜ࡀ࡛ࡁࡿࡢ࡛㸪ࣇ࢙࢔ࣜࣥࢢ࡞࡝ࡢ㡢㡪㏱㐣ゎᯒ࡟㐺ࡋ࡚࠸ࡿ㸬୍᪉㸪
WBMࡣ㸪ᨭ㓄᪉⛬ᘧࢆゎ✵㛫࡟࡚ศゎࡋ࡚ゎࡃࡓࡵ✵㛫᱁Ꮚࡀ୙せ࡛㸪FEMゎᯒ࡛ࡣゎࡢ⢭ᗘࡀⴠࡕ
ࡿ୰㛫࿘Ἴᩘᖏ࡛ࡶ㸪㧗㏿࡟⢭ᗘⰋࡃゎᯒ࡛ࡁࡿ㸬ࡇࢀࡽࢆ㐺ᐅ⤌ࡳྜࢃࡏ㸪ࣟࢣࢵࢺ࣌࢖࣮ࣟࢻࡢ㡢
㡪᣺ືࢆண ࡍࡿᡭἲࢆᵓ⠏ࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
FDTDゎᯒࢥ࣮ࢻ࡟࢚ࢿࣝࢠ࣮ᩓ㐓ࣔࢹࣝࢆ௜ຍࡍࡿࡇ࡜࡟ࡼࡾ㸪྾㡢ᮦࢆ㡢ࡀ㏱㐣ࡍࡿ㝿࡟㡢㡪᣺
ᖜࡀῶ⾶ࡍࡿᵝᏊࡀࢩ࣑࣮ࣗࣞࢩࣙࣥྍ⬟࡜࡞ࡗࡓ㸬ࡲࡓ㸪ప࿘Ἴ࠿ࡽ୰㛫࿘Ἴᩘࡲ࡛ࡢ㡢㡪ண ࢆྍ
⬟࡜ࡍࡿἼື࣮࣋ࢫ(WB)ἲ࡜」㞧ᙧ≧ࢆᢅ࠺ࡇ࡜ࡢ࡛ࡁࡿ᭷㝈せ⣲(FE)ἲࡢ㛗ᡤࢆ⤌ࡳྜࢃࡏࡓࣁ࢖
ࣈࣜࢵࢻFE-WBἲ࡟ᇶ࡙ࡃゎᯒࢥ࣮ࢻࢆ㛤Ⓨࡋ㸪ࣇ࢙࢔ࣜࣥࢢ㺃ࣔࢹࣝࢆ฼⏝ࡋࡓ㡢㡪ᵓ㐀㐃ᡂゎᯒࢆ
ᐇ᪋ࡋࡓ㸦ᅗ1㸧
㸬ࡉࡽ࡟㸪ࣟࢣࢵࢺᡴࡕୖࡆ᫬ࡢࣉ࣮࣒ࣝ࿘㎶ࡢヲ⣽࡞㡢※ゎᯒࢹ࣮ࢱࢆ฼⏝ࡋ࡚㸪ࣇ
࢙࢔ࣜࣥࢢ࡬ࡢ㡢㡪ఏᦙゎᯒ㸪ཬࡧ㸪ࣇ࢙࢔ࣜࣥࢢෆࡢ㡢㡪᣺ືゎᯒࢆ⤌ࡳྜࢃࡏ㸪⤫ྜⓗ࡞ࢩ࣑ࣗࣞ
࣮ࢩࣙࣥࡀྍ⬟࡛࠶ࡿࡇ࡜ࢆ☜ㄆࡋࡓ㸦ᅗ2㸧
㸬
(a) ᵓ㐀ᛂ⟅㸦ኚ఩ศᕸ㸧
(b) 㡢㡪ᛂ⟅㸦㡢ᅽศᕸ㸧
ᅗ1 ࣁ࢖ࣈࣜࢵࢻFE-WBἲ࡟ࡼࡿࣇ࢙࢔ࣜࣥࢢ㺃ࣔࢹࣝࡢ㡢㡪ᵓ㐀㐃ᡂゎᯒ౛
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This document is provided by JAXA.
HPC@JAXA2010
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ᅗ 2 ࣟࢣࢵࢺᡴࡕୖࡆ᫬ࡢ㡢※㸪㡢㡪ఏᦙ㸪ཬࡧ㸪㡢㡪᣺ືண ࡢ⤫ྜゎᯒ౛
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) Koichi Mori㸪 Yoshiki Murahashi㸪 Yutaka Koga㸪 Yoshiaki Nakamura㸪 M. K. Ibrahim㸪 and
Takashi Takahashi㸪 Simple Technique for Precise Measurement of Transmission Loss of Planar
Sound Waves㸪 AIAA Journal㸪 Vol.48㸪 No.10㸪 2010㸪 pp.2377-2385.
ཱྀ㢌Ⓨ⾲
2) Keiichi Murakami and Takashi Aoyama㸪Time Domain Sound Transmission Calculations through
Structure Models of Rocket Fairing㸪 The 17th International Congress on Sound and Vibration㸪
Cairo㸪 Egypt㸪 July 2010.
3) Takashi Takahashi㸪 Takashi Aoyama㸪 Hidekazu Kaneda㸪 Bert Pluymers㸪 and Wim Desmet㸪
Sound Transmission Predictions Using the Wave Based Method for Three Dimensional Coupled
Vibroacoustic Analysis㸪 The 17th International Congress on Sound and Vibration (ICSV 17)㸪
Cairo㸪 Egypt㸪 July 2010
4) 㧗ᶫ Ꮥ㸪㔠⏣ⱥ࿴㸪㟷ᒣ๛ྐ㸪ࣁ࢖ࣈࣜࢵࢻ᭷㝈せ⣲-Ἴື࣮࣋ࢫἲ࡟ᇶ࡙࠸ࡓ㡢㡪ᵓ㐀㐃ᡂゎᯒ࡟ࡼ
ࡿ㡢㡪㏱㐣ண 㸪➨42ᅇὶయຊᏛㅮ₇఍/⯟✵Ᏹᐂᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࢩ࣏ࣥࢪ࣒࢘2010㸪 ⡿
Ꮚ㸪 2010ᖺ6᭶.
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This document is provided by JAXA.
HPC@JAXA2010
኱つᶍ ୰䛷Ⓨ⏕䛩䜛☢Ẽ䝸䝁䝛䜽䝅䝵䞁䛾ᛶ㉁䠖㟁☢⢏Ꮚ䝅䝭䝳䝺䞊䝅䝵䞁㻌
Magnetic reconnection induced within the MHD-scale Kelvin-Helmholtz vortex: Particle simulations
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸Ᏹᐂ⛉Ꮫ◊✲ᡤ㸪Ᏹᐂࣉࣛࢬ࣐◊✲⣔㸪୰ᮧ⌶☻([email protected])
◊✲ศᢸ⪅㸸ᮾ໭኱ᏛᕤᏛ◊✲⛉㸪⃝⏣ᜨ௓([email protected])
ᮾ໭኱ᏛᕤᏛ◊✲⛉㸪Ⲷ㔝せ௓([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ࡰ↓⾪✺㸦㠀⢓ᛶ㸧࡛࠶ࡿᏱᐂࣉࣛࢬ࣐ࡢ᣺ࡿ⯙࠸ࢆ⌮ゎࡍࡿࡓࡵ࡟ࡣ㸪␗✀ࣉࣛࢬ࣐ࡢ᥋ࡍࡿቃ⏺
≀⌮ࢆ⌮ゎࡍࡿࡇ࡜ࡀ㔜せ࡛࠶ࡿ㸬୰࡛ࡶᮏィ⟬ࡣ㏿ᗘቃ⏺ࢆᑐ㇟࡜ࡋ࡚࠸ࡿ㸬㏿ᗘቃ⏺࡛ࡣ㸪ࢣࣝࣅ
࣭࣒ࣥ࣊ࣝ࣍ࣝࢶ(KH) ࡟ࡼࡿቃ⏺ࢆ㊬࠸ࡔຠ⋡ⓗ࡞ࣉࣛࢬ࣐㍺㏦࣭ΰྜࡀ㉳ࡇࡿࡇ࡜ࡀᮇᚅࡉࢀ࡚࠸
ࡿ㸬ᐇ㝿࡟ேᕤ⾨ᫍ࡟ࡼࡿࡑࡢሙほ ࡟ࡼࡗ࡚㸪ኴ㝧㢼࡜☢Ẽᅪࣉࣛࢬ࣐ࡀΰྜࡋ࡚࠸ࡿᆅ⌫☢Ẽᅪቃ
⏺㡿ᇦ࡟࠾࠸࡚㸪㢖⦾࡟KH ࡢⓎ⏕ࡀ☜ㄆࡉࢀ࡚࠾ࡾ㸪KH ࡣ☢Ẽᅪ≀⌮࡟࠾࠸࡚ࡶ㔜せどࡉࢀ࡚࠸
ࡿ㸬ࡋ࠿ࡋ㸪ほ ࡉࢀࡿ ࢧ࢖ࢬࡣ୓㹩㹫࣮࢜ࢲ࣮࡜㠀ᖖ࡟኱ࡁࡃࡑࡢሙほ ࡔࡅ࡛ࡣヲ⣽࡞ᵓ㐀ࡸ ࡢᯝࡓࡍᙺ๭ࢆ┤᥋⌮ゎࡍࡿࡇ࡜ࡣ㞴ࡋ࠸㸬ࡑࡇ࡛ᮏィ⟬࡛ࡣ኱つᶍKH ࡢヲ⣽࡞ᛶ㉁ࢆ⌮ゎࡍࡿࡓ
ࡵ࡟㸪኱つᶍᩘ್ィ⟬ࢆ⾜࠺㸬
㸬
㻌 ◊✲ࡢᴫせ
␗✀ࣉࣛࢬ࣐ࡢ᥋ࡍࡿ㏿ᗘቃ⏺ࡣྠ᫬࡟☢ሙቃ⏺࡜࡞ࡗ࡚࠸ࡿ౛ࡀ኱༙࡛࠶ࡿ㸬౛࠼ࡤᆅ⌫☢Ẽᅪቃ
⏺࡛ࡣኴ㝧㢼࡜☢Ẽᅪࣉࣛࢬ࣐࡜ࡢ㏿ᗘࢩ࢔࡟ຍ࠼ኴ㝧㢼☢ሙ࡜ᆅ⌫ᅛ᭷☢ሙ࡜ࡢ㛫࡟ᖖ࡟☢Ẽࢩ࢔ࡀ
Ꮡᅾࡋ࡚࠸ࡿ㸬ࡇࡢࡼ࠺࡞ቃ⏺࡛ࡣ㸪㏿ᗘࢩ࢔࡟ࡼࡿKH ෆ㒊࡛☢Ẽࢩ࢔࡟ࡼࡿ☢Ẽࣜࢥࢿࢡࢩࣙࣥ
ࡀⓎ⏕ࡍࡿࡇ࡜ࡀண᝿ࡉࢀ㸪ᐇ㝿ࡢ⾨ᫍほ ࡟ࡼࡗ࡚ࡶ኱つᶍ ෆ࡛ࣜࢥࢿࢡࢩࣙࣥࡀ㉳ࡇࡿᵝᏊࡀ☜
ㄆࡉࢀ࡚࠸ࡿ㸬୍᪉࡛㸪㐣ཤࡢ⢏Ꮚࢩ࣑࣮ࣗࣞࢩࣙࣥ࡟ࡼࡾ㸪☢Ẽࣜࢥࢿࢡࢩࣙࣥ࡟࠾ࡅࡿ⢏Ꮚຠᯝࡢ
㔜せᛶࡀ♧ࡉࢀ࡚࠸ࡿ㸬ࡑࡇ࡛㸪኱つᶍKH ෆ࡟㉳ࡇࡿࣜࢥࢿࢡࢩࣙࣥࡢヲ⣽࡞ᛶ㉁ࢆㄪ࡭ࡿࡓࡵ࡟㸪
኱つᶍ2ḟඖ⢏Ꮚࢩ࣑࣮ࣗࣞࢩࣙࣥࢆ⾜ࡗࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
୰኱つᶍ ෆ࡛㉳ࡇࡿ☢Ẽࣜࢥࢿࢡࢩࣙࣥࡢ⢏Ꮚࢩ࣑࣮ࣗࣞࢩࣙࣥࢆ⾜࠺ࡇ࡜࡛㸪≀⌮ⓗ࡟ṇ☜࡞ࣜ
ࢥࢿࢡࢩࣙࣥ⋡ࢆ㐩ᡂࡋ࡞ࡀࡽ ෆࣜࢥࢿࢡࢩࣙࣥࡢᡂ㛗㐣⛬ࢆ㏣࠺ࡇ࡜࡟ᡂຌࡋࡓ㸬ࡑࡢ⤖ᯝ㸪 ෆ
ࣜࢥࢿࢡࢩࣙࣥ㐣⛬ࡣᬑ㐢ⓗ࡟ᑠࢫࢣ࣮ࣝ☢ẼᓥࡢⓎ⏕ࢆక࠺ࡇ࡜ࡀศ࠿ࡗࡓ㸬ࡲࡓ㸪ࡇࡢᑠࢫࢣ࣮ࣝ
ࡢ☢Ẽᓥࡀ ᮏయ࡟྾཰ࡉࢀࡿ㐣⛬࡛㸪ቃ⏺ࢆ㊬࠸ࡔࣉࣛࢬ࣐ΰྜࡀຠ⋡ⓗ࡟ಁ㐍ࡉࢀࡿࡇ࡜ࡀศ࠿ࡗ
ࡓ㸬ࡉࡽ࡟㸪 ෆࣜࢥࢿࢡࢩࣙࣥ࡟ࡼࡾ☢ຊ⥺᪉ྥ࡟㟁Ꮚࡀᙉࡃຍ㏿ࡉࢀࡿࡇ࡜ࡶศ࠿ࡗࡓ㸬ேᕤ⾨ᫍ
ࡀほ ࡋࡓ ෆࣜࢥࢿࢡࢩࣙࣥ࢖࣋ࣥࢺ࡛ࡣᐇ㝿࡟㸪☢Ẽᓥ࡜ᛮࢃࢀࡿ☢ሙኚືཬࡧ㸪ࣜࢥࢿࢡࢩࣙࣥ
㉳※࡜ᛮࢃࢀࡿ☢ຊ⥺᪉ྥ࡟ຍ㏿ࡉࢀࡓ㟁Ꮚࡀほ ࡉࢀ࡚࠾ࡾ㸪ᮏィ⟬⤖ᯝ࡟ᐇドⓗᇶ┙ࢆ୚࠼ࡿ࡜ඹ
࡟㸪
ࠕ☢Ẽᅪቃ⏺࡟࠾ࡅࡿΰྜᒙᙧᡂ㐣⛬ࠖࡢ⌮ゎ࡟ྥࡅ኱ࡁࡃ㈉⊩ࡋࡓ㸬௒ᚋ㸪ࡉࡽ࡟⌧ᐇⓗ࡞タᐃࡢ
ୗ࡛ィ⟬ࢆ⾜࠺ࡇ࡜࡛ほ ࡜ࡼࡾᐃ㔞ⓗ࡞ẚ㍑ࡀྍ⬟࡟࡞ࡾ㸪Ᏹᐂ✵㛫ࡢᵝࠎ࡞㡿ᇦ࡟㐺ᛂ࡛ࡁࡿ኱つ
ᶍ ࡢᐃ㔞ⓗ࡞⌮ゎࡀᚓࡽࢀࡿ࡜ᮇᚅࡋ࡚࠸ࡿ㸬
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HPC@JAXA2010
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㻌㻌
ᅗ 1 ෆࣜࢥࢿࢡࢩࣙࣥ㐣⛬࡛Ⓨ⏕ࡍࡿከᩘࡢ☢Ẽᓥ㸬[ᅗ 10 in Nakamura et al.㸪 2011]
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㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) Nakamura㸪 T.K.M.㸪 H. Hasegawa㸪 I. Shinohara㸪 and M. Fujimoto (2011)㸪 Evolution of an
MHD-scale Kelvin-Helmholtz vortex accompanied by magnetic reconnection: Two-dimensional
particle simulations㸪 Journal of Geophysical Research㸪 116㸪 A03227㸪
doi:10.1029/2010JA016046㸪
ཱྀ㢌Ⓨ⾲
2) ୰ᮧ⌶☻㸪⠛ཎ ⫱㸪⸨ᮏṇᶞ㸪High reconnection rate and associated strong electron
acceleration in the vortex-induced-reconnection process㸪᪥ᮏᆅ⌫ᝨᫍ⛉Ꮫ㐃ྜ2010ᖺ኱఍㸪༓
ⴥ㸪(2010)
3) ୰ᮧ⌶☻㸪㛗㇂ᕝὒ㸪⠛ཎ⫱㸪⸨ᮏṇᶞ㸪Evolution of an MHD-scale Kelvin-Helmholtz vortex
accompanied by magnetic reconnection: Two-dimensional particle simulation㸪➨128ᅇᆅ⌫㟁☢
Ẽ࣭ᆅ⌫ᝨᫍᅪᏛ఍⥲఍㸪Ἀ⦖㸪(2010)
4) (invited) Nakamura㸪 T.K.M.㸪 H. Hasegawa㸪 and I Shinohara㸪 Kinetic effects on the Kelvin
-Helmholtz instability in ion-to-MHD scale transverse velocity shear layers: particle simulation㸪
Asia Oceania Geosciences Society 7th annual meeting (AOGS)㸪 India㸪 (2010)
-156-
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HPC@JAXA2010
ከᩘ䛾☢Ẽᓥ䛜Ꮡᅾ䛩䜛኱つᶍ䝸䝁䝛䜽䝅䝵䞁ᒙ䛷䛾㟁Ꮚຍ㏿㻌
Electron acceleration in a large-scale reconnection layer with multi magnetic islands
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸Ᏹᐂ⛉Ꮫ◊✲ᡤ Ᏹᐂࣉࣛࢬ࣐◊✲⣔㸪⏣୰೺ኴ㑻([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ⷧࡃᘬࡁఙࡤࡉࢀࡓ㟁ὶᒙෆ㒊࡛ࡣ㸪௨ୗࡢࣉࣟࢭࢫࡀ⪃࠼ࡽࢀࡿ㸬(1)」ᩘࡢX-lineࡀᙧᡂࡉࢀ (2)
ࡑࡢ⤖ᯝ」ᩘࡢ☢Ẽᓥࡀ⏕ࡳฟࡉࢀࡿࡇ࡜ࡀ⪃࠼ࡽࢀࡿ (3)᭱⤊ⓗ࡟ࡇࢀࡽ☢Ẽᓥࡀ☢Ẽᓥ⼥ྜ࡬࡜⧅
ࡀࡿ㸬ᮏィ⟬ࡢ┠ⓗࡣ㸪2ḟඖࢩ࣑࣮ࣗࣞࢩࣙࣥࢆᐇ⾜ࡍࡿࡇ࡜࡟ࡼࡗ࡚㸪ୖ㏙ࡢࣉࣟࢭࢫࡀᐇ㝿࡟෌⌧
ࡉࢀ㸪ᙉⅯ࡞㟁Ꮚຍ㏿ࡀ☢Ẽᓥ⼥ྜࡢ㡿ᇦ࡟ᒃᡤⓗ࡟Ⓨ⏕ࡍࡿ஦ࢆ✺ࡁṆࡵࡿࡇ࡜࡟࠶ࡿ㸬
㻌 ◊✲ࡢᴫせ
☢Ẽࣜࢥࢿࢡࢩࣙࣥࡣࣉࣛࢬ࣐⢏Ꮚࢆ┦ᑐㄽⓗ㡿ᇦ࡟ຍ㏿ࡉࡏࡿ࢚ࣥࢪ࡛ࣥ࠶ࡿ㸬ࣜࢥࢿࢡࢩࣙࣥ㡿
ᇦࡀከᩘᏑᅾࡍࡿ࡜ࡁ㸪ࣉࣛࢬ࣐⢏Ꮚࡣከẁⓗ࡞ຍ㏿ࢆཷࡅࡿࡇ࡜ࡀᮇᚅࡉࢀࡿࡀ㸪ࡑࡢලయⓗ࡞ຍ㏿
ᵝᘧࡣㄪᰝࡉࢀ࡚࠸࡞࠸㸬ᮏ◊✲࡛ࡣ㸪኱つᶍ࡞㟁ὶᒙ࡛Ⓨ⏕ࡍࡿ☢Ẽᓥ⼥ྜ㐣⛬ࢆヲ⣽࡟ㄪᰝࡋ㸪ື
ⓗ࡞☢Ẽᓥ⼥ྜ࡛Ⓨ⏕ࡍࡿ㟁ሙࡀ㟁Ꮚࡢ┦ᑐㄽⓗຍ㏿ࢆྍ⬟࡟ࡍࡿ஦ࢆ✺ࡁṆࡵࡓ㸬ࡲࡓ㸪☢Ẽᓥ⼥ྜ
ࡀከẁⓗ࡟ಁ㐍ࡉࢀࡿ࡜㸪㟁Ꮚຍ㏿ࡢࣉࣟࢭࢫࡀษࡾ᭰ࢃࡿࡇ࡜ࢆ♧ࡋࡓ㸬ࡇࡢ᪂ࡓ࡞ຍ㏿㐣⛬ࡣ㸪☢
Ẽᓥ⼥ྜࡢᗘ࡟⌧ࢀࡿࡢ࡛㸪☢Ẽᓥ⼥ྜࡀ⥆ࡃ㝈ࡾ㟁Ꮚࡣຍ㏿ࡋ⥆ࡅࡿ஦ࢆணゝࡋࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ࢩ࣑࣮ࣗࣞࢩ࡛ࣙࣥࡣࢩࢫࢸ࣒㛗ࢆ100ಸ㸪200ಸࡢ࢖࢜ࣥ័ᛶ㛗⛬ᗘ࡟኱ࡁࡃタᐃࡋ㸪ࡑࡢ୰࡟16
ಶ㸪32ಶࡢ☢Ẽᓥࢆึᮇ࡟୚࠼ࡓ㸬㐃㙐ⓗ࡟ࡇࢀࡽ☢Ẽᓥࡀ⼥ྜࡋ㸪ṧࡾ2ࡘࡢ☢Ẽᓥࡀ1ࡘ࡟⼥ྜࡍࡿ
࡜ࡁ㸪⼥ྜ㡿ᇦ࡛㟁ᏊࡀᙉⅯ࡞ຍ㏿ࢆཷࡅࡑࡢ⤖ᯝ┦ᑐㄽⓗ࡞࢚ࢿࣝࢠ࣮ࢆᣢࡘ㟁Ꮚࡀ⏕ᡂࡉࢀࡓ㸬ࡇ
ࡢᵝ࡞ᙉ࠸ຍ㏿ࡀⓎ⏕ࡋࡓࡢࡣ㸪⼥ྜ㡿ᇦ࡛㥑ືᆺࡢ㏫ࣜࢥࢿࢡࢩࣙࣥࡀⓎ⏕ࡋࡓⅭ࡛㸪ࡑࡇ࡛ࡢࣜࢥ
ࢿࢡࢩࣙࣥ㟁ሙࡢ኱ࡁࡉࡣ㸪㏻ᖖࡢX-line࡛ࡢ㟁ሙ࡟ẚ࡭1᱆኱ࡁ࠿ࡗࡓ㸬ࡉࡽ࡟⿵ຓⓗ࡞ィ⟬ࢆᐇ⾜ࡋ㸪
㟁Ꮚࡢ᭱㧗฿㐩࢚ࢿࣝࢠ࣮࡟㛵ࡍࡿࢫࢣ࣮ࣜࣥࢢ๎ࢆᑟࡁ㸪ィ⟬⤖ᯝ࡜ࡢ୍⮴ࢆ☜ㄆࡋࡓ㸬
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ᅗ1
(a) 㟁Ꮚ࢚ࢿࣝࢠ࣮ࢫ࣌ࢡࢺࣝࡢ᫬㛫ኚ໬
࡜(b)-(d)ࣉࣛࢬ࣐ᐦᗘᵓ㐀ኚ໬㸬᫬้ t=65
[Panel c]࡛☢Ẽᓥࡀ᭱⤊⼥ྜࢆ⾜ࡗ࡚࠸ࡿ㸬
ࡑࢀ࡜ྠ᫬࡟㸪
㧗࢚ࢿࣝࢠ࣮㟁Ꮚࡀᛴቑࡋ࡚
࠸ࡿࡢࡀศ࠿ࡿ [Panel a]㸬☢Ẽᓥ⼥ྜ㡿ᇦ
࡛ࡣᙉຊ࡞㟁ሙࡀⓎ⏕ࡋ㸪
࿘ᅖࡢ㟁Ꮚࡀ኱ࡁ
࡞ຍ㏿ࢆཷࡅࡿ㸬㻌
-157-
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HPC@JAXA2010
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) K. G. Tanaka㸪T. Yumura㸪M. Fujimoto㸪I. Shinohara㸪S. V. Badman㸪and A. Grocott㸪Merging
of magnetic islands as an efficient accelerator of electrons (2010b)㸪 Physics of Plasmas㸪 17㸪
102902㸪 doi:10.1063/1.3491123.
2) K. G. Tanaka㸪 M. Fujimoto㸪 S. V. Badman㸪 and I. Shinohara㸪 Dynamic magnetic island
coalescence and associated electron acceleration (2011)㸪 Physics of Plasmas㸪 in press.
-158-
This document is provided by JAXA.
HPC@JAXA2010
Ᏹᐂ㍺㏦⣔䛻㛵䜟䜛㧗㏿ὶయຊᏛ䛾◊✲㻌
Research on high-speed fluid dynamics of space transportation system
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸Ᏹᐂ⛉Ꮫ◊✲ᡤ Ᏹᐂ㍺㏦ᕤᏛ◊✲⣔㸪⸨஭Ꮥ⸝ ([email protected])
◊✲ศᢸ⪅㸸Ᏹᐂ⛉Ꮫ◊✲ᡤ Ᏹᐂ㍺㏦ᕤᏛ◊✲⣔㸪㔝ࠎᮧᣅ([email protected])
ᮾி኱Ꮫ኱Ꮫ㝔⯟✵ᏱᐂᕤᏛᑓᨷ㸪ᑠᔱுḟ([email protected])
ᮾி኱Ꮫ኱Ꮫ㝔⯟✵ᏱᐂᕤᏛᑓᨷ㸪㔠⏣୍ဴ([email protected])
ᮾி኱Ꮫ኱Ꮫ㝔⯟✵ᏱᐂᕤᏛᑓᨷ㸪⚟ᮏᾈ❶([email protected])
ᮾி኱Ꮫ኱Ꮫ㝔⯟✵ᏱᐂᕤᏛᑓᨷ㸪ᮤ ೧㭉([email protected])
ᮾி኱Ꮫ኱Ꮫ㝔⯟✵ᏱᐂᕤᏛᑓᨷ㸪❧ᕝᬛ❶([email protected])
ᮾி኱Ꮫ኱Ꮫ㝔⯟✵ᏱᐂᕤᏛᑓᨷ㸪ὸ⏣೺࿃([email protected])
ᮾி኱Ꮫ኱Ꮫ㝔⯟✵ᏱᐂᕤᏛᑓᨷ㸪᳃⃝ᚁ୍㑻([email protected])
ᮾி኱Ꮫ኱Ꮫ㝔⯟✵ᏱᐂᕤᏛᑓᨷ㸪ᮤ ᮾ㍤([email protected])
ᮾி኱Ꮫ኱Ꮫ㝔⯟✵ᏱᐂᕤᏛᑓᨷ㸪Ᏹ㈡⚄ㄔஓ([email protected])
ᮾி኱Ꮫ኱Ꮫ㝔⯟✵ᏱᐂᕤᏛᑓᨷ㸪㛵ᮏㅍᚿ([email protected])
ᮾி኱Ꮫ኱Ꮫ㝔⯟✵ᏱᐂᕤᏛᑓᨷ㸪ᮏከᏹᚨ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
Ᏹᐂ 㑏ᶵࡸࣟࢣࢵࢺ➼Ᏹᐂ㍺㏦⣔㸪ⅆᫍ᥈ᰝ㣕⾜ᶵࡢ✵ຊ≉ᛶࡢᢕᥱ࡜ࡑࡢ⫼ᬒ࡜࡞ࡿὶయ⌧㇟ࡢ
⌮ゎ㸪Ᏹᐂ㍺㏦⣔ࡢ✵ຊタィ/」ྜ㡿ᇦタィᡭἲࡢ㛤Ⓨ㸪⬟ືὶయไᚚࢹࣂ࢖ࢫࡢ◊✲㛤Ⓨ➼ࢆ┠ⓗ࡜ࡋ
࡚◊✲ࢆ㐍ࡵ࡚࠸ࡿ㸬
㻌 ◊✲ࡢᴫせ
࠙෌౑⏝ほ ࣟࢣࢵࢺࡢ✵ຊタィ࡟㛵ࡍࡿ◊✲ࠚ
⌧ᅾ◊✲㛤Ⓨࡀ㐍ࡵࡽࢀ࡚࠸ࡿ෌౑⏝ほ ࣟࢣࢵࢺࡢ✵ຊタィ࡟ࡣୖ᪼᫬ࡢ✵ຊ᢬ᢠࡢ๐ῶ࡜⁥✵᫬
ࡢᥭᢠẚࡢྥୖ㸪ᶵయయ✚ࡢ᭱኱໬࡞࡝ࡢ」ᩘࡢタィせồࡀㄢࡏࡽࢀ࡚࠸ࡿ㸬ࡇࡢタィၥ㢟࡟ᑐࡋ㸪ᩘ
್ὶయຊᏛ࡜ከ┠ⓗ㐍໬ィ⟬ࢆ⏝࠸ࡓ✵ຊタィ᥈ᰝࢆ⾜ࡗ࡚࠸ࡿ㸬
࠙పࣞ࢖ࣀࣝࢬᩘ⎔ቃୗ࡛ࡢ⩼≉ᛶ࡟㛵ࡍࡿ◊✲ࠚ
኱Ẽᐦᗘࡀᴟ➃࡟ᑠࡉ࠸ⅆᫍ኱Ẽ୰࡛᥈ᰝᶵࢆ㣕⾜ࡉࡏࡿࡓࡵ࡟ࡣపࣞ࢖ࣀࣝࢬᩘ⎔ቃୗ࡛ᛶ⬟ࡢඃ
ࢀࡓ⩼ࢆタィࡍࡿᚲせࡀ࠶ࡿ㸬௒ᖺᗘࡣⷧ⩼(NACA0002)ࡸཌ⩼(NACA0012)㸪పࣞ࢖ࣀࣝࢬᩘ࡛ᛶ⬟
ࡀࡼ࠸࡜ࡉࢀࡿ▼஭⩼ᆺࡢὶࢀࢆᩘ್ゎᯒࡋࡓ㸬
࠙⬟ືὶయไᚚࢹࣂ࢖ࢫࢆ⏝࠸ࡓὶయไᚚ࡟㛵ࡍࡿ◊✲ࠚ
⯟✵ᶵࡸᏱᐂᶵ㸪ࢱ࣮࣎ᶵᲔࡸ㢼ຊⓎ㟁➼ࡢຠ⋡ࡸ㟼㡢ᛶࢆ኱ᖜ࡟ྥୖࡉࡏࡿࡇ࡜ࡀ࡛ࡁࡿ࡜ᮇᚅࡉ
ࢀࡿDBDࣉࣛࢬ࣐࢔ࢡࢳ࢚࣮ࣗࢱ➼ࡢᑠᆺ⬟ືὶయ๤㞳ไᚚࢹࣂ࢖ࢫ࡟㛵ࡍࡿ◊✲ࢆ⾜ࡗ࡚࠸ࡿ㸬ᑠᆺ
⬟ືὶయไᚚࢹࣂ࢖ࢫࡢᐇ⏝໬ࢆ⪃࠼ࡿ㝿࡟㧗ࣞ࢖ࣀࣝࢬᩘ㸪㧗ືᅽὶࢀࡢไᚚ⬟ຊࡢྥୖࡀ୍␒ࡢㄢ
㢟࡜࡞ࡗ࡚࠸ࡿ㸬ࡇࡢၥ㢟ࢆゎỴࡍࡿࡓࡵ࡟㸪ᩘ್ィ⟬ࢆ⏝࠸࡚DBDࣉࣛࢬ࣐࢔ࢡࢳ࢚࣮ࣗࢱࡢ๤㞳ไ
ᚚ࣓࢝ࢽࢬ࣒ࡢゎ᫂࡜ຠᯝⓗ࡞๤㞳ไᚚ᪉ἲ࡟㛵ࡍࡿ⪃ᐹࢆ⾜ࡗࡓ㸬
࠙㉸㡢㏿࢟ࣕࣅࢸ࢕ὶࢀࡢࣇ࢕࣮ࢻࣂࢵࢡ࣓࢝ࢽࢬ࣒࡟㛵ࡍࡿ◊✲ࠚ
㉸㡢㏿࢟ࣕࣅࢸ࢕ὶࢀࡢ✵ຊ㡢㡪ሙࡢࣇ࢕࣮ࢻࣂࢵࢡ࣓࢝ࢽࢬ࣒ࡢゎ᫂ࢆ┠ⓗ࡜ࡋ㸪㉸㡢㏿࢟ࣕࣅࢸ
࢕ୖࡢὶࢀሙࢆ LES ࢆ⏝࠸࡚ゎᯒࡋ࡚࠸ࡿ㸬ᮏᖺᗘࡣ㸪஘ὶቃ⏺ᒙࡀὶධࡋ࡚ࡁࡓሙྜࡢ㉸㡢㏿࢟ࣕࣅ
ࢸ࢕ὶࢀࢆゎᯒࡋࡓ㸬
-159-
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HPC@JAXA2010
࠙㉸㡢㏿࢟ࣕࣅࢸ࢕ὶࢀࡢࣇ࢕࣮ࢻࣂࢵࢡ࣓࢝ࢽࢬ࣒࡟㛵ࡍࡿ◊✲ࠚ
㉸㡢㏿࢟ࣕࣅࢸ࢕ὶࢀࡢ✵ຊ㡢㡪ሙࡢࣇ࢕࣮ࢻࣂࢵࢡ࣓࢝ࢽࢬ࣒ࡢゎ᫂ࢆ┠ⓗ࡜ࡋ㸪㉸㡢㏿࢟ࣕࣅࢸ
࢕ୖࡢὶࢀሙࢆ LES ࢆ⏝࠸࡚ゎᯒࡋ࡚࠸ࡿ㸬ᮏᖺᗘࡣ㸪஘ὶቃ⏺ᒙࡀὶධࡋ࡚ࡁࡓሙྜࡢ㉸㡢㏿࢟ࣕࣅ
ࢸ࢕ὶࢀࢆゎᯒࡋࡓ㸬
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㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
࠙෌౑⏝ほ ࣟࢣࢵࢺࡢ✵ຊタィ࡟㛵ࡍࡿ◊✲ࠚ
ᶵయయ✚᭱኱໬࡜✵ຊᛶ⬟ࡢ᭱㐺໬ࡢ㛫࡟ࡣᙉ࠸ࢺ࣮ࣞࢻ࢜ࣇࡀᏑᅾࡍࡿࡇ࡜㸪ள㡢㏿⁥✵᫬ᥭᢠẚ
᭱኱໬࡜㉸㡢㏿ࡢ✵ຊ≉ᛶྥୖ࡟ࡣ୰⛬ᗘࡢࢺ࣮ࣞࢻ࢜ࣇࡀᏑᅾࡍࡿࡇ࡜㸪㉸㡢㏿⁥✵᫬ᥭᢠẚ᭱኱໬
࡜㉸㡢㏿ୖ᪼᫬᢬ᢠ᭱ᑠ໬࡟ࡣ࡯࡜ࢇ࡝ࢺ࣮ࣞࢻ࢜ࣇࡀᏑᅾࡋ࡞࠸ࡇ࡜࡞࡝ࡀࢃ࠿ࡗࡓ㸬ࡉࡽ࡟᭱㐺໬
࡛ᚓࡽࢀࡓࣃ࣮ࣞࢺゎ⩌ࡢᩚ⌮࡟ࡶ࢟ࣥࢡゅᗘࡢ฼⏝ࢆ᭷ຠ࡛࠶ࡿࡇ࡜ࢆ♧ࡋࡓ㸬
࠙పࣞ࢖ࣀࣝࢬᩘ⎔ቃୗ࡛ࡢ⩼≉ᛶ࡟㛵ࡍࡿ◊✲ࠚ
పࣞ࢖ࣀࣝࢬᩘ㸦10㸪000-50㸪000㸧࡟࠾ࡅࡿ⩼ᆺࡢ✵ຊᛶ⬟ホ౯ࡸὶࢀ⌧㇟ࡢゎ᫂࡟LESィ⟬ࡀ᭷
ຠᛶ࡛࠶ࡿࡇ࡜ࡀ☜ㄆࡉࢀࡓ㸬ࡲࡓ㸪ཌ⩼(NACA0012)ࡸⷧ⩼(NACA0002)㸪▼஭⩼ᆺࡢ✵ຊ≉ᛶࢆᐃ
ᛶⓗ࣭ᐃ㔞ⓗ࡟ホ౯ࡋ㸪ὶࢀ⌧㇟ࡶ᫂ࡽ࠿࡟ࡋࡓ㸬ࡲࡓ㸪3ḟඖ▴ᙧ⩼࡟ᑐࡋ㸪ࣞ࢖ࣀࣝࢬᩘࡸ࢔ࢫ࣌ࢡ
ࢺẚࡀ✵ຊ≉ᛶ࡟୚࠼ࡿᙳ㡪ࢆㄪ࡭㸪పࣞ࢖ࣀࣝࢬᩘ࡛ࡣ㸪ㄏᑟ᢬ᢠࡼࡾࡶ⢓ᛶ᢬ᢠ㸪ᅽຊ᢬ᢠࡀ኱ࡁ
࠸ࡇ࡜ࢆ᫂ࡽ࠿࡟ࡋࡓ.
࠙⬟ືὶయไᚚࢹࣂ࢖ࢫࢆ⏝࠸ࡓὶయไᚚ࡟㛵ࡍࡿ◊✲ࠚ
ຠᯝⓗ࡛࠶ࡿ࡜ࡉࢀࡿ2ࡘࡢࣂ࣮ࢫࢺ࿘Ἴᩘ࡟㛵ࡋ࡚㸪㧗࠸ࣂ࣮ࢫࢺ࿘Ἴᩘࢆ⏝࠸ࡓሙྜࡣ」㞧࡞ ᵓ
㐀ࢆㄏ㉳ࡋ㸪ቃ⏺ᒙෆࡢΰྜࢆಁ㐍ࡍࡿ஦࡟ࡼࡗ࡚๤㞳ࢆᢚ࠼࡚࠸ࡿࡇ࡜㸪ప࠸ࣂ࣮ࢫࢺ࿘Ἴᩘ࡛ࡣࢫ
ࣃࣥ᪉ྥࡢ኱ࡁ࡞ ࢆ࿘ᮇⓗ࡟ᨺฟࡍࡿ஦࡟ࡼࡗ࡚๤㞳ࢆᢚ࠼࡚࠸ࡿ஦࡞࡝ࢆ᫂ࡽ࠿࡟ࡋࡓ㸬ࡲࡓ㸪ࣉ
ࣛࢬ࣐࢔ࢡࢳ࢚࣮ࣗࢱࢆ㛫Ḟⓗ࡟㓄⨨ࡍࡿ஦࡛3ḟඖⓗ࡞ ࢆពᅗⓗ࡟⏕ᡂࡍࡿࡇ࡜࡛ຠᯝⓗ࡟๤㞳ไ
ᚚࡀ⾜࠼ࡿࡇ࡜㸪࢔ࢡࢳ࢚࣮ࣗࢱ㛫ࡢ㊥㞳࡟ࡼࡗ࡚⏕ᡂࡉࢀࡿ ᵓ㐀ࡣ኱ࡁࡃ␗࡞ࡾ㸪ࡑࢀࡽࡢ ᵓ㐀
ࡣ๤㞳ไᚚຠᯝࡀ␗࡞ࡿࡇ࡜㸪࡞࡝ࡀࢃ࠿ࡗࡓ㸬
࠙㉸㡢㏿࢟ࣕࣅࢸ࢕ࡢࣇ࢕࣮ࢻࣂࢵࢡ࣓࢝ࢽࢬ࣒࡟㛵ࡍࡿ◊✲ࠚ
஘ὶቃ⏺ᒙࡀὶධࡋ࡚᮶ࡓሙྜࡢ㉸㡢㏿࢟ࣕࣅࢸ࢕ࡢࣇ࢕࣮ࢻࣂࢵࢡࡢゎᯒࢆ⾜࡞ࡗࡓ㸬஘ὶ㑄⛣ࡀ
㠀ᖖ࡟㐜࠸ሙྜࢆ㝖࠸࡚㸪ᒙὶቃ⏺ᒙὶධ᫬࡜኱ࡁࡃࡣኚࢃࡽ࡞࠸ὶࢀሙࡀᚓࡽࢀࡓ㸬ࡉࡽ࡟ὶධቃ⏺
ᒙཌࡉࢆኚ࠼ࡓ୍㐃ࡢゎᯒࢆ⾜࠸㸪࢟ࣕࣅࢸ࢕㡢ࡢ࿘Ἴᩘࡀቃ⏺ᒙࡢཌࡉ࡟ࡼࡾ኱ࡁࡃኚ໬ࡍࡿࡇ࡜ࡀ
ࢃ࠿ࡗࡓ㸬
-10
x-vorticity
0
u/a҄
10
0.3
ᅗ1 BDࣉࣛࢬ࣐࢔ࢡࢳ࢚࣮ࣗࢱ࡛ไᚚࡉࢀࡓNACA0015⩼ᆺࡲࢃࡾࡢ▐㛫ὶࢀሙ㸦➼್㠃ࡣ㏿
ᗘ໙㓄ࢸࣥࢯࣝࡢ➨஧୙ኚ㔞ࢆࢥ࣮ࢻ᪉ྥࡢ ᗘ࡛㠃ሬࡾ㸪⫼ᬒࡣࢥ࣮ࢻ᪉ྥ㏿ᗘ࡛㠃ሬ
ࡾ㸧㸬㏄ゅ14ᗘ㸪࣐ࢵࣁᩘ0.2㸪⩼ᘻ㛗ᇶ‽ࣞ࢖ࣀࣝࢬᩘ63㸪000㸬
-160-
This document is provided by JAXA.
HPC@JAXA2010
㻌
M=0.8 AOA=40
CAmin
M=0.8 AOA=55
SubLD
SupLD
Volum
㻌
ᅗ 2 ෌౑⏝ほ ࣟࢣࢵࢺࡢ✵ຊタィࡢከ┠ⓗタィ᭱㐺໬࡟ࡼࡾᚓࡽࢀࡓ᭱㐺ᙧ≧ࡲࢃࡾࡢὶࢀሙ
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) Taku Nonomura㸪 Weipeng Li㸪 Yoshinori Goto and Kozo Fujii㸪 ”Efficiency Improvements of
Seventh-order Weighted Compact Nonlinear Scheme㸪” Computational Fluid Dynamics Journal㸪
vol.18㸪 no.2㸪2010.
2) Koichi Okada㸪 Akira Oyama㸪 Kozo Fujii㸪 Koji Miyaji㸪 “Computational Study on Effect of
Synthetic Jet Design Parameters 㸪 ” International Journal of Aerospace Engineering 㸪
International Journal of Aerospace Engineering㸪 vol. 2010㸪 2010.
3) Taku Nonomura㸪 Hiroko Muranaka㸪 Kozo Fujii㸪 “Computational Analysis of Mach Number
Effects on the Edgetone Phenomenon㸪” AIAA Journal㸪 vol. 48㸪 pp.1248-1251㸪 2010.
4) Akira Oyama㸪 Taku Nonomura㸪 Kozo Fujii㸪 “Data Mining of Pareto-Optimal Transonic Airfoil
Shapes Using Proper Orthogonal Decomposition㸪” Journal of Aircraft㸪 vol. 47㸪 no. 5㸪 pages
1756-1762㸪 2010.
5) ⁥ ៞๎㸪㧗ᮌு἞㸪኱ᒣ ⪷㸪⸨஭Ꮥ⸝㸪ᒣᮏ ㄔ㸪෌౑⏝ほ ࣟࢣࢵࢺ✵ຊᙧ≧࡟㛵ࡍࡿタィ᥈ᰝ㸪
᪥ᮏᶵᲔᏛ఍ㄽᩥ㞟C⦅㸪➨76ᕳ㸪➨771ྕ㸪pp. 2811-2818㸪2010㸬
6) Taku Nonomura㸪 Nobuyuki Iizuka and Kozo Fujii㸪 “Freestream and vortex preservation
properties of high-order WENO and WCNS on curvilinear grids㸪” Computers & Fluids㸪 vol. 39㸪
pp. 197 – 214㸪 2010.
7) Taku Nonomura㸪 Kozo Fuji㸪 “Recent Efforts in Rocket Plume Acoustics㸪” Computational Fluid
Dynamics Journal㸪 2010.
8) Kozo Fujii㸪 Taku Nonomura㸪 Seiji Tsutsumi㸪 “Toward Accurate Simulation and Analysis of
Strong Acoustic Wave Phenomena -review from the personal experience about rocket problems -㸪”
International Journal for Numerical Methods in Fluids㸪” vol. 64㸪 Issue 10-12㸪 10 - 30㸪
pp.1412–1432㸪 2010.
9) Taku Nonomura㸪 Yoshinori Goto㸪 Kozo Fujii㸪 “Aeroacoustic Waves Generated from a Supersonic
Jet Impinging on an Inclined Flat Plate㸪” International Journal of Aeroacoustics㸪 vol. 10㸪
number 4㸪 pp. 401 – 426㸪 2010.
-161-
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HPC@JAXA2010
ᰝㄞ࡞ࡋㄽᩥ
10) Akira Oyama㸪 Paul C. Verburg㸪 Taku Nonomura㸪 Harry W. M. Hoeijmakers㸪 and Kozo Fujii㸪
“Flow Field Data Mining of Pareto-Optimal Airfoils Using Proper Orthogonal Decomposition㸪”
48th AIAA Aerospace Sciences Meeting Including the New Horizons Forum and Aerospace
Exposition㸪 2011.
11) Hiroaki Fukumoto㸪 Yoshihiro Ishikawa㸪 Taku Nonomura㸪 Kozo Fujii㸪 “Mach Number Effects
on Vortex Breakdown in Subsonic Flow over a Delta Wing㸪” 49th AIAA Aerospace Sciences
Meeting㸪 2011.
12) Ittestu Kaneda㸪 Kengo Asada㸪 Kozo Fujii㸪 “Effective Three-dimensional Layout of Imaginary
Body Force for Separation Control㸪” 49th AIAA Aerospace Sciences Meeting㸪 2011.
13) Koichi Okada㸪 Kozo Fujii㸪 Koji Miyaji㸪 Akira Oyama㸪 Taku Nonomura㸪 Kengo Asada㸪
“Computational Study of the Synthetic Jet on Separated Flow over a Backward-Facing Step㸪”
ASME International Mechanical Engineering Congress & Exposition㸪 2010.
14) Ryoji Kojima㸪 Taku Nonomura㸪 Akira Oyama㸪 and Kozo Fujii㸪 “Large Eddy Simulation of the
Flow over a Thin Airfoil at Low Reynolds Number㸪” The Sixth International Conference on
Computational Fluid Dynamics㸪2010.
15) Yuuki Yamazaki㸪 Akira Oyama㸪 Taku Nonomura㸪 Kozo Fujii㸪 and Makoto Yamamoto㸪
“Aerodynamic Multiobjective Design Exploration of Flapping Wing Using a Navier-Stokes Solver㸪”
The Sixth International Conference on Computational Fluid Dynamics㸪 2010.
16) Weipeng Li㸪 Taku Nonomura㸪 Akira Oyama㸪 and Kozo Fujii㸪 “LES Study of Feedback-loop
Mechanism of Supersonic Open Cavity Flows㸪” 40th AIAA Fluid Dynamics conference and Exhibit
2010㸪 2010.
17) Yoshinori Namera㸪Ryoji Takaki㸪Akira Oyama㸪Kozo Fujii㸪Makoto yamamoto㸪“Aerodynamic
Shape Design of the Vertical Landing Rocket Vehicle㸪” 28th AIAA Applied Aerodynamics
Conference㸪 2010.
18) Kengo Asada and Kozo Fujii㸪 “Computational Analysis of Unsteady Flow-field Induced by Plasma
Actuator in Burst Mode㸪” 5th AIAA Flow Control Conference㸪 2010.
19) Takayuki Shimizu㸪 Taku Nonomura㸪 Kozo Fujii and Makoto Yamamoto㸪 “Effects of Distance on
Aeroacoustic Waves from Double Cavities in Tandem Arrangements㸪” ECCOMAS CFD 2010㸪
2010.
20) Ittestu Kaneda㸪 Taku Nonomura㸪 Kozo Fujii㸪 Toshiyuki Ikeda and Masataka Koishi㸪
“Computational Analysis of Aeroacoustic Waves Induced by Rotating Tire㸪” ECCOMAS CFD
2010㸪 2010.
21) Taku Nonomura㸪 Kozo Fujii㸪“POD of Aeroacoustic Fields of a Jet Impinging on an Inclined
Plate㸪” 16th AIAA/CEAS Aeroacoustics Conference 2010㸪 2010.
22) ኱ᒣ ⪷㸪⸨஭Ꮥ⸝㸪❧ᕝᬛ❶㸪㑇ఏⓗࣉࣟࢢ࣑ࣛࣥࢢ࡜✵ẼຊᏛ࡜✵ຊタィ㸪ᖹᡂ22ᖺᗘ⯟✵Ᏹᐂ✵
ຊ⌜ࢩ࣏ࣥࢪ࣒࢘㸪2010㸬
23) ⸨஭Ꮥ⸝㸪ᑠᔱுḟ㸪㔝ࠎᮧᣅ㸪኱ᒣ ⪷㸪పࣞ࢖ࣀࣝࢬᩘ࡟࠾ࡅࡿ⩼ᆺࡢ✵ຊ≉ᛶ࡟㛵ࡋ࡚㸪ᖹᡂ22
ᖺᗘ⯟✵Ᏹᐂ✵ຊ⌜ࢩ࣏ࣥࢪ࣒࢘㸪2010
24) ⚟ᮏᾈ❶㸪▼ᕝ⩏Ὀ㸪㔝ࠎᮧᣅ㸪⸨஭Ꮥ⸝㸪ࢹࣝࢱ⩼࿘ࡾὶࢀ࡟࠾ࡅࡿ ᔂቯ࡬ࡢ࣐ࢵࣁᩘຠᯝ㸪➨
24ᅇᩘ್ὶయຊᏛࢩ࣏ࣥࢪ࣒࢘㸪2010
25) ὸ⏣೺࿃㸪⸨஭Ꮥ⸝㸪DBDࣉࣛࢬ࣐࢔ࢡࢳ࢚࣮ࣗࢱࢆ⏝࠸ࡓ⩼๤㞳ไᚚ࡟࠾ࡅࡿࣂ࣮ࢫࢺⓎ᣺࿘Ἴᩘ
ຠᯝ㸪➨24ᅇᩘ್ὶయຊᏛࢩ࣏ࣥࢪ࣒࢘㸪2010
26) 㔠⏣୍ဴ㸪ὸ⏣೺࿃㸪⸨஭Ꮥ⸝㸪ࣉࣛࢬ࣐࢔ࢡࢳ࢚࣮ࣗࢱࡢ3ḟඖศᕸࡀ๤㞳ไᚚ࡟୚࠼ࡿຠᯝࡢLES
ゎᯒ㸪➨24ᅇᩘ್ὶయຊᏛࢩ࣏ࣥࢪ࣒࢘㸪2010
27) 㔠⏣୍ဴ㸪Ᏹ㈡⚄ㄔஓ㸪㔝ࠎᮧᣅ㸪⸨஭Ꮥ⸝㸪ụ⏣ಇஅ㸪ᑠ▼ṇ㝯㸪ᅇ㌿ࡍࡿࢱ࢖ࣖࡢࣃࢱ࣮ࣥ࠿ࡽⓎ
⏕ࡍࡿ✵ຊ㦁㡢ࡢᩘ್ゎᯒ㸪➨24ᅇᩘ್ὶయຊᏛࢩ࣏ࣥࢪ࣒࢘㸪2010
-162-
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HPC@JAXA2010
28) 㔝ࠎᮧᣅ㸪ᑎᓥὒྐ㸪⸨஭Ꮥ⸝㸪WEIGHTED COMPACT NONLINEAR SCHEMEࡢከᡂศᅽ⦰ᛶ
ὶయ࡬ࡢ㐺⏝㸪➨24ᅇᩘ್ὶయຊᏛࢩ࣏ࣥࢪ࣒࢘㸪2010
29) ᒸ⏣ᾈ୍㸪⸨஭Ꮥ⸝㸪ᐑ㊰ᖾ஧㸪ὸ⏣೺࿃㸪ࢩࣥࢭࢸࢵࢡࢪ࢙ࢵࢺࡀ⏕ࡳฟࡍࣂࢵࢡࢫࢸࢵࣉ๤㞳ไᚚ
ࡢ ᵓ㐀㸪➨24ᅇᩘ್ὶయຊᏛࢩ࣏ࣥࢪ࣒࢘㸪2010
30) 㔝ࠎᮧᣅ㸪ᑎᓥὒྐ㸪⸨஭Ꮥ⸝㸪᪂ࡋ࠸ሀ∼࡞Weighted Compact Nonlinear Scheme㸪➨24ᅇᩘ್ὶ
యຊᏛࢩ࣏ࣥࢪ࣒࢘㸪2010
31) ᑠᔱுḟ㸪㔝ࠎᮧᣅ㸪኱ᒣ ⪷㸪⸨஭Ꮥ⸝㸪పࣞ࢖ࣀࣝࢬᩘ࡟࠾ࡅࡿཌ⩼࡜ⷧ⩼࿘ࡾὶࢀࡢiLESゎᯒ࡟
ࡼࡿ≉ᛶẚ㍑㸪➨24ᅇᩘ್ὶయຊᏛࢩ࣏ࣥࢪ࣒࢘㸪2010
32) ᮤ ᮾ㍤㸪ᑠᔱுḟ㸪㔝ࠎᮧᣅ㸪኱ᒣ ⪷㸪⸨஭Ꮥ⸝㸪పࣞ࢖ࣀࣝࢬᩘ࡟࠾ࡅࡿⷧ⩼ࡢ✵ຊᛶ⬟ホ౯ᡭἲ
࡟㛵ࡍࡿ◊✲㸪ᖹᡂ22ᖺᗘᏱᐂ⯟⾜ࡢຊᏛࢩ࣏ࣥࢪ࣒࢘㸪2010
33) ᑠᔱுḟ㸪㔝ࠎᮧᣅ㸪኱ᒣ ⪷㸪⸨஭Ꮥ⸝㸪పࣞ࢖ࣀࣝࢬᩘ࡟࠾ࡅࡿ3ḟඖ▴ᙧⷧ⩼ࡢ✵ຊ≉ᛶ࡟㛵ࡍ
ࡿ◊✲㸪ᖹᡂ22ᖺᗘᏱᐂ⯟⾜ࡢຊᏛࢩ࣏ࣥࢪ࣒࢘㸪2010
34) ᑠᔱுḟ㸪ᮤᮾ㍤㸪㔝ࠎᮧᣅ㸪኱ᒣ⪷㸪⸨஭Ꮥ⸝㸪పࣞ࢖ࣀࣝࢬᩘ࡟࠾ࡅࡿ✵ຊᛶ⬟ホ౯ᡭἲ࡟㛵ࡍࡿ
◊✲㸪➨54ᅇᏱᐂ⛉Ꮫᢏ⾡㐃ྜㅮ₇఍㸪2010
35) ᑠᔱுḟ㸪ᮤ ᮾ㍤㸪㔝ࠎᮧᣅ㸪኱ᒣ ⪷㸪⸨஭Ꮥ⸝㸪పࣞ࢖ࣀࣝࢬᩘ࡟࠾ࡅࡿ୕ḟඖ▴ᙧ⩼ࡢ࢔ࢫ࣌ࢡ
ࢺẚ࡜ࣞ࢖ࣀࣝࢬᩘࡢᙳ㡪㸪➨54ᅇᏱᐂ⛉Ꮫᢏ⾡㐃ྜㅮ₇఍㸪2010
36) Weipeng Li㸪 Taku Nonomura㸪 Akira Oyama㸪 and Kozo Fujii㸪 “LES Study of Feedback-loop
Mechanism in Supersonic Open Cavity Flows㸪” ᪥ᮏὶయຊᏛ఍ᖺ఍2010㸪2010
37) 㔝ࠎᮧᣅ㸪ᑠᔱுḟ㸪⚟ᮏᾈ❶㸪኱ᒣ ⪷㸪⸨஭Ꮥⶶ㸪పࣞ࢖ࣀࣝࢬᩘ࡟࠾ࡅࡿ▴ᙧ⩼࡜ࢹࣝࢱ⩼ࡢ✵
ຊ≉ᛶẚ㍑㸪➨42ᅇὶయຊᏛㅮ₇఍/⯟✵Ᏹᐂᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࢩ࣏ࣥࢪ࣒࢘2010㸪2010
38) 㔝ࠎᮧᣅ㸪⸨஭Ꮥ⸝㸪ᩳࡵᖹᯈ࡟⾪✺ࡍࡿ㉸㡢㏿ࢪ࢙ࢵࢺ࡜Ⓨ⏕㡢㡪Ἴࡢ㉸኱つᶍLESゎᯒ㸪➨42ᅇ
ὶయຊᏛㅮ₇఍/⯟✵Ᏹᐂᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࢩ࣏ࣥࢪ࣒࢘㸪2010
-163-
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HPC@JAXA2010
Ᏹᐂ 㑏ᶵ䛾⪏⇕ᮦᩱ䛾㓟໬⌧㇟䛻㛵䛩䜛◊✲㻌
Reserach on oxidation of thermal protection materials for atmospheric re-entry vehicles
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸Ᏹᐂ⛉Ꮫ◊✲ᮏ㒊 Ᏹᐂᵓ㐀ᕤᏛ⣔㸪ඵ⏣༤ᚿ([email protected])
◊✲ศᢸ⪅㸸◊✲㛤Ⓨᮏ㒊 ⇕ࢢ࣮ࣝࣉ㸪ⰾ௰ᩄᡂ([email protected])
ᮾி⌮⛉኱Ꮫ኱Ꮫ㝔 ᇶ♏ᕤᏛ◊✲⛉ᮦᩱᕤᏛᑓᨷ ಟኈㄢ⛬㸪
ஂಖ⏣ຬᕼ(kubota.yuuki.ac.jaxa.jp)
㻌 ィ⟬ࡢ┠ⓗ
ࡇࢀࡲ࡛࡟ᐇ᪋ࡉࢀࡓ✀ࠎࡢ⇕㜵ㆤᮦᩱࡢ㓟໬ヨ㦂᮲௳ࢆ㋃ࡲ࠼࡚ᚓࡽࢀࡓ⤖ᯝࢆ෌ホ౯ࡍࡿ㸬
ලయⓗ࡟ࡣ㸪ヨ㦂⿦⨨ࡢᙧ≧㸪Ẽὶ㸪 ᗘ㸭ᅽຊ᮲௳ࢆ୚࠼㸪⇕ὶయゎᯒࢯࣇࢺFLUENTࢆ౑⏝ࡋ࡚
㓟໬཯ᛂィ⟬ࢆ⾜ࡗ࡚⤖ᯝࡢ෌ホ౯࡜᪂ࡓ࡞▱ぢࢆᚓࡿ㸬
Ⅳ໬ࢣ࢖⣲ SiC ࡸ C/C ᅾ࡟╔┠ࡍࡿ㸬ᵝࠎ࡞᮲௳࡟࠾ࡅࡿ㓟໬཯ᛂࢆᶍᨃࡋ㸪ヨ㦂࡛ࡢィ ࡀ㞴ࡋ࠸
ࢧࣥࣉࣝヨᩱ⾲㠃ࡢ㓟⣲⃰ᗘ㸪ࡑࢀࡀ㓟໬㏿ᗘ࡟୚࠼ࡿᙳ㡪㸪ࢧࣥࣉࣝ࡬ࡢఏ⇕➼ࢆᐃ㔞ⓗ࡟ホ౯ࡋ࡚㸪
㓟໬㏿ᗘࢆṇࡋࡃ ᐃ࡛ࡁࡿ㓟໬ヨ㦂ᡭἲࡢ᳨ウ࡟ά⏝ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
Ᏹᐂ 㑏ᶵࡣ࣐ࢵࣁ30⛬ᗘࡢ㏿ᗘ࡛኱Ẽᅪ࡟෌✺ධࡍࡿࡢ࡛㸪ᶵయ๓㠃࡟Ⓨ⏕ࡍࡿ⾪ᧁἼ࡟ࡼࡿᅽຊ
࡜ ᗘୖ࡛᪼⏕ࡌࡿᑐὶࡸ㍽ᑕ࡟ࡼࡗ࡚ཝࡋ࠸✵ຊຍ⇕࡟ࡉࡽࡉࢀࡿ㸬⾪ᧁἼࢆ㏻㐣ࡋࡓ✵Ẽࡣ
10,000K௨ୖ࡟㐩ࡋ㸪N2ࡸO2ศᏊࡣゎ㞳ࡋ୍࡚㒊ࡀᶵయ⾲㠃࡛෌⤖ྜࡋ࡚Ⓨ⇕ࡍࡿࡓࡵ㸪ᶵయ๓㠃㒊ࡣ
1600°C௨ୖࡢ㉸㧗 ≧ែ࡟࡞ࡿ㸬 ࡇࡢ᫬㸪⇕㜵ㆤᮦ࡟ࡣᵝࠎ࡞㓟໬཯ᛂ࡟ࡼࡿຎ໬ࡀ⏕ࡌࡿࡢࡳ࡞ࡽ
ࡎ㸪ᙧᡂࡉࢀࡓ㓟໬≀ࡣࡉࡽ࡟ᇶ┙ᮦᩱ࡜཯ᛂࡋࡓࡾ㸪⁐⼥≧ែ࡟࠶ࡿ㓟໬≀࡟ࡣ㧗㏿Ẽὶ࡟ࡼࡿࡏࢇ
᩿ຊࡀຍࢃࡾ㓟໬ಖㆤ⭷ࢆ㝖ཤࡍࡿ࡞࡝㸪ከࡃࡢ⌧㇟ࡀ⏕ࡌࡿ㸬ࡑࢀࡽࢆᐃ㔞ⓗ࡟ᢕᥱ࡟ࡣ㸪✀ࠎࡢẼ
ὶ࡛ࡢᐇ㦂㸪໬Ꮫ཯ᛂࢆ⪃៖ࡋࡓẼὶィ⟬࡟ࡼࡿ᳨ドࡀᚲせ࡛࠶ࡿࡀ㸪NASAࡶྵࡵ࡚ࡑࢀࡀ࡛ࡁ࡚࠸
ࡿ࡜ࡣゝ࠸㞴࠸㸬኱Ẽᅪ෌✺ධ᫬࡟⪏⇕ᮦᩱ࡟⏕ࡌࡿ⌧㇟ࢆ᫂ࡽ࠿࡟࡛ࡁࡿ⌮ㄽࢆ᪂ࡋࡃᵓ⠏ࡋ㸪෌౑
⏝ᆺᏱᐂ 㑏ᶵࡢ㛤Ⓨ࡟ά⏝࡛ࡁࡿヨ㦂࣭ホ౯ᡭἲࢆ☜❧ࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
Ᏹᐂ 㑏ᶵ࡟⪏㓟໬ࢥ࣮ࢸ࢕ࣥࢢ࡜ࡋ࡚౑⏝ࡉࢀ࡚࠸ࡿⅣ໬ࢣ࢖⣲SiCࡢ㓟໬࡟ࡣ㸪SiC⾲㠃࡟SiO2
ࡢಖㆤ⭷ࡀ⏕ᡂࡉࢀ࡚㓟໬ࡀᢚไࡉࢀࡿPassive㓟໬࡜㸪SiCࡀSiO㸪CO࡜࡞ࡾᦆ⪖ࡍࡿActive㓟໬ࡢ2
✀㢮ࡀ࠶ࡿ㸬㓟໬ᣲືࢆᢕᥱࡍࡿ࡟ࡣࡑࢀࡒࢀࡢ㓟໬㏿ᗘ࡜Active-Passive㌿⛣ࢆᐃ㔞ⓗ࡟ホ౯ࡍࡿࡇ
࡜ࡀ㔜せ࡛࠶ࡿ㸬
௒ᖺᗘࡣᮾ໭኱Ꮫ㔠ᒓᮦᩱ◊✲ᡤࡀᡤ᭷ࡍࡿ㧗ឤᗘ⮬ື㟁ᶵኳ⛗(Cahn R-100)࡜Ᏹᐂ⯟✵◊✲㛤Ⓨ
ᶵᵓᏱᐂ⛉Ꮫ◊✲ᮏ㒊ࡀᡤ᭷ࡍࡿ♧ᕪ⇕ኳ⛗(TGD)ࡢᐇ㦂⿦⨨ࡢᙧ≧㸪ὶ㔞ࢆ᮲௳࡟ධࢀ࡚ヨᩱ㏆ഐࡢ
㓟⣲ศᅽศᕸ㸪㓟⣲ศᅽ㸪Active㓟໬㏿ᗘࢆィ⟬ࡋࡓ㸬ࡲࡓ㸪Cahn R-100ࢆ⏝࠸࡚SiCࡢActive㓟໬ヨ
㦂ࡶᐇ᪋ࡋࡓ
ࡑࡢ⤖ᯝ㸪Active㓟໬࡟ࡼࡾ㓟⣲ࡀ▷᫬㛫࡟኱㔞࡟ᾘ㈝ࡉࢀࡿࡢ࡛ヨᩱ⾲㠃ࡢ㓟⣲ศᅽࡀヨᩱ࠿ࡽ㐲
᪉ࡢᅽຊ࡟ẚ࡭࡚50ศࡢ୍⛬ᗘ࡟ῶᑡࡍࡿࡇ࡜㸪ヨᩱ㏆ഐࡢὶࢀሙࡸ㓟⣲ࡢᣑᩓࡀ␗࡞ࡿࡓࡵ㸪⿦⨨࡟
ࡼࡗ࡚㓟⣲ศᅽศᕸࡀ␗࡞ࡿࡇ࡜ࡀࢃ࠿ࡗࡓ㸦6㡯ࡢᅗ1㸧
㸬Cahn R-100࡛ࡢ㓟⣲ศᅽࡀTGDࡼࡾ2-3ಸ
㧗࠿ࡗࡓ㸬㓟໬㏿ᗘࡢ┦㐪ࡶ3ಸ⛬ᗘ(6㡯ࡢᅗ2㸧࡛㸪ヨᩱ㏆ഐࡢ㓟⣲ศᅽ࡛㓟໬㏿ᗘࢆㄝ࡛᫂ࡁࡿࡇ࡜
ࢆ♧၀ࡍࡿ⤖ᯝࡀᚓࡽࢀࡓ㸬
-164-
This document is provided by JAXA.
HPC@JAXA2010
㻌
㻌
(a) 㧗ឤᗘ⮬ື㟁ᶵኳ⛗
(b) ♧ᕪ⇕ኳ⛗(T)
㻌
ᅗ 2 㓟໬㏿ᗘ
ᅗ 1 㓟⣲⃰ᗘศᕸ
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) 7th International Conference on High Temperature Ceramic Matrix Composites
2) 4 th International Symposium on Advanced Cera㸪ics
-165-
This document is provided by JAXA.
HPC@JAXA2010
☢Ẽ䝸䝁䝛䜽䝅䝵䞁䛻䛚䛡䜛㠀⇕ⓗ⢏Ꮚຍ㏿㻌
Nonthermal particle acceleration in magnetic reconnection
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸ᮾி኱Ꮫ ኱Ꮫ㝔⌮Ꮫ⣔◊✲⛉㸪ᖹ஭┿⌮Ꮚ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
㟁☢⢏Ꮚࢩ࣑࣮ࣗࣞࢩࣙࣥࢥ࣮ࢻࢆ⏝࠸㸪☢Ẽࣜࢥࢿࢡࢩࣙࣥ࡟ࡼࡿ㠀⇕ⓗ㟁Ꮚ࠾ࡼࡧ࢖࢜ࣥࡢຍ㏿
㐣⛬ࢆゎ᫂ࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡋ࡚࠸ࡿ㸬
㻌 ◊✲ࡢᴫせ
☢Ẽࣜࢥࢿࢡࢩࣙࣥࡣᆅ⌫࣭ᝨᫍ☢Ẽᅪࡸኴ㝧࣭ᜏᫍࢥࣟࢼ㸪ࣃࣝࢧ࣮☢Ẽᅪ࡞࡝Ᏹᐂ✵㛫ࡢᵝࠎ࡞
ሙᡤ࡛⵳✚ࡉࢀࡓ☢ሙࡢ࢚ࢿࣝࢠ࣮ࢆ⣲᪩ࡃࣉࣛࢬ࣐࡟ኚ᥮ࡋ⢏Ꮚࢆຍ㏿ࡍࡿ≀⌮⣲㐣⛬࡜ࡋ࡚ࡑࡢ㔜
せᛶࡀㄆ㆑ࡉࢀ࡚࠸ࡿ㸬≉࡟㸪ᆅ⌫☢Ẽᅪᑿ㒊࡟࠾࠸࡚GEOTAIL⾨ᫍ➼࡟ࡼࡿࣉࣛࢬ࣐࠾ࡼࡧ㟁☢ሙ
ࡢ┤᥋ほ ࡟ࡼࡗ࡚㸪☢Ẽࣜࢥࢿࢡࢩࣙࣥ࡟కࡗ࡚㧗࢚ࢿࣝࢠ࣮㟁Ꮚ࠾ࡼࡧ࢖࢜ࣥࡀ⏕ᡂࡉࢀ࡚࠸ࡿࡇ
࡜ࡀ᫂ࡽ࠿࡟ࡉࢀ࡚࠸ࡿ㸬㟁☢⢏Ꮚࢩ࣑࣮ࣗࣞࢩࣙࣥࢥ࣮ࢻࢆ⏝࠸ࡓ☢Ẽࣜࢥࢿࢡࢩࣙࣥ࡟ࡼࡿ⢏Ꮚຍ
㏿⣲㐣⛬ࡢ◊✲࡟࠾࠸࡚ࡣ㸪ィ⟬ࢥࢫࢺࡢ኱ࡁࡉ࠿ࡽ㟁Ꮚຍ㏿࡟ẚ࡭࡚࢖࢜ࣥຍ㏿࡟ࡘ࠸࡚ࡢ⌮ゎࡀ㐍
ࢇ࡛࠸࡞࠿ࡗࡓ㸬ᮏ◊✲࡛ࡣ㸪㥑ືᆺ☢Ẽࣜࢥࢿࢡࢩࣙࣥࡢ኱つᶍ࡞㟁☢⢏Ꮚࢩ࣑࣮ࣗࣞࢩࣙࣥࢥ࣮ࢻ
ࢆ⏝࠸㸪㠀⇕ⓗ㟁Ꮚ࡟ຍ࠼࡚㠀⇕ⓗ࢖࢜ࣥࡢຍ㏿㐣⛬ࢆㄪ࡭࡚࠸ࡿ㸬☢Ẽࣜࢥࢿࢡࢩࣙࣥࢆእ㒊㥑ືࡍ
ࡿ㟁ሙࡢᙉᗘ➼ࢆኚ໬ࡉࡏࡓࣃ࣓࣮ࣛࢱࢧ࣮࣋࢖ࡸ㸪GEOTAIL⾨ᫍ࡟ࡼࡿほ ⤖ᯝ࡜ࡢẚ㍑ࡶ⾜ࡗࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
㥑ືᆺ☢Ẽࣜࢥࢿࢡࢩࣙࣥ࡟࠾࠸࡚㸪ඛ⾜◊✲࡛ࡍ࡛࡟ሗ࿌ࡉࢀ࡚࠸ࡿ㠀⇕ⓗ㟁Ꮚ࡟ຍ࠼࡚㸪㠀⇕ⓗ
࢖࢜ࣥࡢ⏕ᡂ࡟ᡂຌࡋࡓ㸬⏕ᡂࡉࢀࡓ㠀⇕ⓗ࢖࢜ࣥࡢ࢚ࢿࣝࢠ࣮ࢫ࣌ࢡࢺࣝࡣ࡭ࡁᣦᩘ4⛬ᗘࡢ࡭ࡁ஌๎
࡟ᚑ࠸㸪㠀⇕ⓗ࢖࢜ࣥࡢ࢚ࢿࣝࢠ࣮ᐦᗘ࡜ࡋ࡚ࡣ඲యࡢ1๭⛬ᗘࢆ༨ࡵ࡚࠾ࡾ㸪ᆅ⌫☢Ẽᅪᑿ㒊࡟࠾࠸࡚
☢Ẽᔒ᫬࡟☢Ẽࣜࢥࢿࢡࢩࣙࣥ㏆ഐ࡟࠾࠸࡚┤᥋ほ ࡉࢀࡓ࢖࢜ࣥࡢ࢚ࢿࣝࢠ࣮ࢫ࣌ࢡࢺࣝ࡜㢮ఝࡋࡓ
ࡶࡢࡀᚓࡽࢀࡓ㸬ࡲࡓ㸪⢏Ꮚ㌶㐨ࢆ㏣㊧ࡍࡿࡇ࡜࡟ࡼࡾ㸪㠀⇕ⓗ࢖࢜ࣥࡣఙ㛗ࡉࢀࡓ࢖࢜ࣥᣑᩓ㡿ᇦ࡟
࠾ࡅࡿ࣓࢔ࣥࢲࣜࣥࢢ㐠ື࡟ࡼࡿຍ㏿࡟ຍ࠼࡚㸪☢Ẽࣜࢥࢿࢡࢩࣙࣥ࡟క࠺㧗㏿ὶࡢୗὶ࡛☢ሙࡀᙉࡃ
࡞ࡿ㡿ᇦ࡟࠾ࡅࡿ☢ሙ໙㓄࣭᭤⋡ࢻࣜࣇࢺຍ㏿࡟ࡼࡗ࡚⏕ᡂࡉࢀ࡚࠸ࡿࡇ࡜ࢆ᫂ࡽ࠿࡟ࡋࡓ㸬ࡉࡽ࡟㸪
㥑ືᆺ☢Ẽࣜࢥࢿࢡࢩࣙࣥࡢእ㒊㥑ື㟁ሙࡢᙉᗘࢆኚ໬ࡉࡏࡿࣃ࣓࣮ࣛࢱࢧ࣮࣋࢖ࢆ⾜࠸㸪እ㒊㥑ື㟁
ሙࡀᙉ࠸࡯࡝ࣜࢥࢿࢡࢩࣙࣥ㟁ሙࡀᙉࡃ㸪࢖࢜ࣥ࠾ࡼࡧ㟁Ꮚࡢຍ㏿ຠ⋡ࡀⰋࡃࡼࡾࣁ࣮ࢻ࡞࡭ࡁࡀᚓࡽ
ࢀࡿࡇ࡜ࢆ♧ࡋࡓ㸬
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This document is provided by JAXA.
HPC@JAXA2010
㻌
㻌㻌
ᅗ 1 (a) ⢏Ꮚࢩ࣑࣮ࣗࣞࢩ࡛ࣙࣥᚓࡽࢀࡓ࢖࢜ࣥࡢ࢚ࢿࣝࢠ࣮ࢫ࣌ࢡࢺࣝ㸪
(b) 㥑ື㟁ሙࡢᙉᗘ࡜㠀⇕ⓗ࢖࢜ࣥࡢ࡭ࡁᣦᩘࡢ㛵ಀ
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ཱྀ㢌Ⓨ⾲
1) ᖹ஭┿⌮Ꮚ㸪 ᫍ㔝┿ᘯ㸪 ☢Ẽࣜࢥࢿࢡࢩࣙࣥ࠾ࡅࡿ⢏Ꮚຍ㏿: ☢Ẽᅪᑿ㒊࡟࠾ࡅࡿほ ࡜⢏Ꮚࢩ࣑ࣗ
࣮ࣞࢩࣙࣥ㸪 ᆅ⌫ᝨᫍ⛉Ꮫ㐃ྜ2010ᖺ኱఍㸪 PEM031-05㸪 ᖥᙇ࣓ࢵࢭᅜ㝿఍㆟ሙ㸪 ༓ⴥ㸪 2010
ᖺ5᭶24᪥
2) Hirai㸪M.㸪and M. Hoshino㸪Nonthermal ion acceleration in magnetic reconnection: Results from
magnetospheric observations and particle simulations㸪 38th COSPAR Scientific Assembly㸪
Bremen㸪 Germany㸪 Bremen Exhibition & Conference Center㸪 July 22㸪 2010
3) Hirai㸪 M.㸪 and M. Hoshino㸪 Nonthermal ion acceleration in magnetic reconnection:
magnetospheric observations and particle simulations㸪 Advances in Plasma Astrophysics (274
IAU Symposium)㸪 AtaHotel Naxos Beach Resort㸪 Giardini-Naxos㸪 Italy㸪 September 6㸪 2010
4) ᖹ஭┿⌮Ꮚ㸪 ᫍ㔝┿ᘯ㸪 Particle acceleration during magnetic reconnection studied by PIC
simulations㸪 ➨128ᅇ ᆅ⌫㟁☢Ẽ࣭ᆅ⌫ᝨᫍᅪᏛ఍㸪 B008-01㸪 Ἀ⦖┴ᕷ⏫ᮧ⮬἞఍㤋㸪 Ἀ⦖㸪
2010ᖺ10᭶31᪥
5) Hirai㸪 M.㸪 and M. Hoshino㸪 Production of energetic particles in driven magnetic reconnection㸪
US-Japan Workshop on Magnetic Reconnection MR2010㸪 Hotel Nikko Nara㸪 Nara㸪 Japan㸪
December 9㸪 2010
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This document is provided by JAXA.
HPC@JAXA2010
ᑠᆺ䝻䜿䝑䝖䜢⏝䛔䛯䜶䝆䜵䜽䝍䞉䝆䜵䝑䝖䛾✵ຊヨ㦂䛾ᩘ್ゎᯒ㻌
Numerical Analysis on aerodynamics tests of the ejector-jet with a small rocket
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸ඛ㐍ᢏ⾡◊✲ࢢ࣮ࣝࣉ㸪㛗㇂ᕝ 㐍([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ᆅ⌫࠿ࡽ㌶㐨ࡲ࡛ࡢ෌౑⏝ᆺᏱᐂ 㑏ᶵࡢ࣌࢖࣮ࣟࢻࢆቑຍࡋ࡚ಙ㢗ᛶࢆྥୖࡉࡏࡿࡓࡵ࡟㸪⌧ᅾ㸪
ୡ⏺୰ࡢྛᅜ࡛ࡣᵝࠎ࡞◊✲㛤Ⓨࡀ⾜ࢃࢀ࡚࠸ࡿ㸬෌౑⏝ᆺᏱᐂ 㑏ᶵᐇ⌧ࡢ㘽࡜࡞ࡿᢏ⾡ࡢ୍ࡘ࡟ࡣ㸪
పࢥࢫࢺ࡛ಙ㢗ᛶࡢ࠶ࡿ」ྜࢧ࢖ࢡ࢚ࣝࣥࢪࣥࡢ㛤Ⓨࡀ࠶ࡿ㸬
㞳㝣࠿ࡽ࣒ࣛࢪ࢙ࢵࢺ࣭࣮ࣔࢻ࡬ࡢ⛣⾜ࢆᢸ࠺ࡢࡣ࢚ࢪ࢙ࢡࢱ࣭࣮ࣔࢻ࡛࠶ࡾ㸪ࡑࡢタィᡭἲࡢ☜❧
ࡀồࡵࡽࢀ࡚࠸ࡿ㸬ᆅୖヨ㦂タഛ࡛ࡢள࣭㑄㡢㏿㡿ᇦ࡛ࡢ࢚ࣥࢪࣥᛶ⬟タィホ౯ἲࡣᅔ㞴࡛࠶ࡿࡓࡵ㸪
㣕⾜ᐇ㦂ࢆィ⏬ࡋᖹᡂ21ᖺ3᭶15᪥࡟ᐇ⾜ࡋࡓࡢ࡛㸪ࡑࡢゎᯒࢆ⾜࠺㸬
㻌 ◊✲ࡢᴫせ
CAMUI ࣁ࢖ࣈࣜࢵࢻ࣭࢚ࣥࢪࣥࢆ࢚ࢪ࢙ࢡࢱ࣭ࣟࢣࢵࢺࡢࢥ࢔࡜ࡋ࡚฼⏝ࡋ㸪ள㡢㏿㣕⾜᮲௳࡛ࡢ
࢚ࢪ࢙ࢡࢱᛶ⬟ࡢゎᯒࢆ⾜࠸㸪᥎ຊቑศ➼ࡢゎᯒࢆ⾜ࡗࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
㣕⾜ᐇ㦂ࢆィ⏬ࡋ㸪ᖹᡂ21ᖺ3᭶15᪥࡟ᐇ⾜ࡋࡓ㸬ࡑࡢ⤖ᯝ㸪CAMUIࣁ࢖ࣈࣜࢵࢻ࣭࢚ࣥࢪࣥࢆ࢚ࢪ
࢙ࢡࢱ࣭ࣟࢣࢵࢺࡢࢥ࢔࡜ࡋ࡚฼⏝ࡋ㸪ள㡢㏿㣕⾜᮲௳࡛ࡢ࢚ࢪ࢙ࢡࢱᛶ⬟ࡢࢹ࣮ࢱࡢྲྀᚓ࡟ᡂຌࡋ㸪
CFD࡟ࡼࡿゎᯒࡶ⾜ࢃࢀࡓ㸬
㻌
㻌㻌
ᅗ1 ࢚ࢪ࢙ࢡࢱ࣭ࢪ࢙ࢵࢺࡢ࣐ࢵࣁᩘศᕸ
ࣟࢣࢵࢺᅽຊ Pc=2.0 MPa㸪 ȭ=93 mm
㻌
-168-
This document is provided by JAXA.
HPC@JAXA2010
䝷䝮䞊䝻䜿䝑䝖」ྜ䝃䜲䜽䝹䜶䞁䝆䞁䛾ᩘ್ゎᯒ㻌
Numerical Simulation of Ram-Rocket Combined Cycle Engine
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸ඛ㐍ᢏ⾡◊✲ࢢ࣮ࣝࣉ㸪㛗㇂ᕝ 㐍([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ᆅ⌫࠿ࡽ㌶㐨ࡲ࡛ࡢ෌౑⏝ᆺᏱᐂ 㑏ᶵࡢ࣌࢖࣮ࣟࢻࢆቑຍࡋ࡚ಙ㢗ᛶࢆྥୖࡉࡏࡿࡓࡵ࡟㸪⌧ᅾ㸪
ୡ⏺୰ࡢྛᅜ࡛ࡣᵝࠎ࡞◊✲㛤Ⓨࡀ⾜ࢃࢀ࡚࠸ࡿ㸬෌౑⏝ᆺᏱᐂ 㑏ᶵᐇ⌧ࡢ㘽࡜࡞ࡿᢏ⾡ࡢ୍ࡘ࡟ࡣ㸪
పࢥࢫࢺ࡛ಙ㢗ᛶࡢ࠶ࡿ」ྜࢧ࢖ࢡ࢚ࣝࣥࢪࣥࡢ㛤Ⓨࡀ࠶ࡿ㸬
Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓゅ⏣Ᏹᐂࢭࣥࢱ࣮࡟࠾࠸࡚ࡣ㸪ࢫࢡ࣒ࣛࢪ࢙ࢵࢺ࢚ࣥࢪࣥ࡜ࣟࢣࢵࢺ࢚ࣥࢪࣥ
ࡢᢏ⾡ࢆ⤌ࡳྜࢃࡏࡓ࣒࣮ࣛࣟࢣࢵࢺ」ྜࢧ࢖ࢡ࢚ࣝࣥࢪࣥࡢ◊✲ࢆ㐍ࡵ࡚࠾ࡾ㸪࢚ࣥࢪࣥෆࡢὶࢀᵓ
㐀ࢆ⌮ゎࡋ㸪ࡼࡾ㧗ᛶ⬟ࡢ࢚ࣥࢪࣥࢆタィࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
ゅ⏣Ᏹᐂࢭࣥࢱ࣮࡛ࡣ㸪」ྜࢧ࢖ࢡ࢚ࣝࣥࢪࣥࡢ౪ヨ࢚ࣥࢪ࡛ࣥ࠶ࡿ“E3”࢚ࣥࢪࣥࢆタィࡋ㸪࣒ࣛࢪ
࢙ࢵࢺ࢚ࣥࢪࣥヨ㦂タഛࢆ⏝࠸࡚ヨ㦂ࢆࡋ࡚ࡁࡓ㸬RJTFヨ㦂タഛࢆ⏝࠸࡚ヨ㦂ࢆࡋࡓᐇ㦂⤖ᯝࡢゎᯒ
ࢆ⾜࠺㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᮏ◊✲࡛ࡣ㸪RJTFヨ㦂タഛࢆ⏝࠸࡚㣕⾜᮲௳࣐ࢵࣁᩘ4࡛⾜ࢃࢀࡓE3࢚ࣥࢪࣥࡢ࢖ࣥࣞࢵࢺෆࡢὶࢀ
ሙ㸪࠾ࡼࡧᛶ⬟࡟ࡘ࠸࡚ㄪ࡭ࡓ㸬ࡉࡽ࡟㸪࣐ࢵࣁᩘ4࡛ጞື≧ែ࡟࠶ࡾ㸪࡞࠾࠿ࡘࡼࡾ㧗ᛶ⬟࡞࢖ࣥࣞࢵ
ࢺࢆタィࡍࡿࡓࡵࡢࣃ࣓ࣛࢺࣜࢵࢡィ⟬ࢆ⾜࠸㸪࢖ࣥࣞࢵࢺࡢጞືᛶ࡜ᛶ⬟࡟ࡘ࠸࡚㆟ㄽࢆ⾜ࡗࡓ㸬
㻌
㻌
ᅗ1 ࢖ࣥࣞࢵࢺᑐ⛠㠃࡛ࡢ࣐ࢵࣁᩘศᕸ
(a) Droop ࢝࢘ࣝ (b) Extended ࢝࢘ࣝ
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) JAXA-SP2010
ཱྀ㢌Ⓨ⾲
2) ⯟✵Ᏹᐂᩘ್ ࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࢩ࣏ࣥࢪ࣒࢘2010
3) 46th AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit
4) 61st International Astronautical Congress
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HPC@JAXA2010
⣽㛗≀య䛾኱㏄ゅ㣕⾜᫬䛻䛚䛡䜛ᚋὶ๤㞳 䛾ᩘ್䝅䝭䝳䝺䞊䝅䝵䞁㻌
Numerical Simulation of Separation Vortices over Slender Body at High Angle of Attack
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸Ᏹᐂ⛉Ꮫ◊✲ᡤ Ᏹᐂ⯟⾜ࢩࢫࢸ࣒◊✲⣔㸪㔝୰ ⪽([email protected])
◊✲ศᢸ⪅㸸ᮾி㎰ᕤ኱Ꮫ ᶵᲔࢩࢫࢸ࣒ᕤᏛᑓᨷ㸪す⏣ᾈஅ㸦[email protected]㸧
ᮾி㎰ᕤ኱Ꮫ ᶵᲔࢩࢫࢸ࣒ᕤᏛᑓᨷ㸪ᒣཱྀ᫭ᘯ㸦[email protected]㸧
ᮾி㎰ᕤ኱Ꮫ ᶵᲔࢩࢫࢸ࣒ᕤᏛᑓᨷ㸪✋ⴥுྖ㸦[email protected]㸧
㻌 ィ⟬ࡢ┠ⓗ
⣽㛗≀యࡀ኱㏄ゅ㣕⾜ࢆ⾜࠺㝿࡟ࡣ≀యᚋὶ࡟ᙉ࠸㠀⥺ᙧᛶࢆᣢࡗࡓ」㞧࡞๤㞳ὶࢀࡀᙧᡂࡉࢀࡿ㸬
㣕⩧యࡢጼໃไᚚࡢࡓࡵ࡟ࡣࡇࡢ๤㞳ὶࢀࡢᵓ㐀࡜ࡑࢀ࡟క࠺✵ຊ≉ᛶࢆⰋࡃ⌮ゎࡍࡿᚲせࡀ࠶ࡿࡀ㸪
ὶࢀሙࡣ㠀ᖖ࡟」㞧࡞3ḟඖⓗᵓ㐀ࢆᣢࡗ࡚࠾ࡾ㸪ᐇ㦂࠿ࡽᚓࡽࢀࡿ▱ぢ࡟ࡣ㝈ࡾࡀ࠶ࡿ㸬⣽㛗≀య࿘ࡾ
ࡢὶࢀࢆᩘ್ὶయຊᏛ࡟ᇶ࡙࠸࡚ࢩ࣑࣮ࣗࣞࢩࣙࣥࡍࡿ㸬ᐇ㦂⤖ᯝ࡜ẚ㍑ࡍࡿࡇ࡜࡛ὶࢀሙࢆ෌⌧ࡍࡿ
ࡓࡵࡢࣀ࢘ࣁ࢘ࢆ⵳✚ࡋ㸪ὶࢀሙ࡟ᑐࡍࡿ⌮ゎࢆ῝ࡵࡿࡇ࡜ࡀ┠ⓗ࡛࠶ࡿ㸬
㻌 ◊✲ࡢᴫせ
ࣟࢣࢵࢺࡸ⯟✵ᶵࡢ๓⬗࡟௦⾲ࡉࢀࡿ⣽㛗≀యࡀ኱㏄ゅ㣕⾜ࢆ⾜࠺㝿࡟ࡣࡑࡢᚋὶ࡟㠀ᑐ⛠๤㞳 ࢆ
క࠺ᙉ࠸㠀⥺ᙧᛶࢆᣢࡗࡓὶࢀࡀᙧᡂࡉࢀ㸪㣕⩧యࡢጼໃᏳᐃᛶࡀ኱ࡁࡃ஘ࡉࢀࡿࡇ࡜ࡀ▱ࡽࢀ࡚࠸ࡿ㸬
౛࠼ࡤ㸪ᆶ┤㞳╔㝣ᆺ෌౑⏝ࣟࢣࢵࢺࡀᑕሙ࡬ࡢᖐ㑏㣕⾜ࡢ㝿࡟⾜࠺ᶵయ཯㌿㐠ື࡞࡝࡛ࡣ20r㹼
180rࡢᖜᗈ࠸㏄ゅ⠊ᅖ࡛ᶵయࢆไᚚࡍࡿᚲせࡀ࠶ࡾ㸪ࡇࡢ」㞧࡞ᣊ␃๤㞳 ࢆⰋࡃ⌮ゎࡋไᚚࡍࡿᚲ
せࡀ࠶ࡿ㸬኱㏄ゅ㣕⾜୰ࡢ⣽㛗≀య࿘ࡾࡢὶࢀሙࢆࢩ࣑࣮ࣗࣞࢩࣙࣥࡋ㸪ᐇ㦂⤖ᯝ࡜ẚ㍑᳨ウࡍࡿࡇ࡜
࡛㸪ὶࢀሙࢆṇ☜࡟෌⌧ࡍࡿⅭࡢࣀ࢘ࣁ࢘ࢆ⵳✚ࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
௦⾲ⓗ࡞⣽㛗≀యᙧ≧࡜ࡋ࡚Con-Cylinderᙧ≧࡜Biconicalᙧ≧ࢆ㑅ᢥࡋࡓ㸬ᨭ㓄᪉⛬ᘧ࡜ࡋ࡚3ḟඖ
ᅽ⦰ᛶNavier-Stokes᪉⛬ᘧࢆ⏝࠸㸪LES/RANSࣁ࢖ࣈࣜࢵࢻィ⟬࡜LESィ⟬ࡢ཮᪉ࢆ⾜ࡗࡓ㸬
LES/RANSࣁ࢖ࣈࣜࢵࢻィ⟬࡛ࡣ㏄ゅ30r࠿ࡽ70rࡢ⠊ᅖ࡛ࢩ࣑࣮ࣗࣞࢩࣙࣥࢆ⾜࠸㸪ࡲࡓ᱁Ꮚ౫Ꮡᛶ
ࡢㄪᰝࡢࡓࡵ㸪⥲᱁Ꮚᩘ79୓Ⅼ㸪238୓Ⅼ㸪611୓Ⅼࡢ3ࡘࡢ᱁Ꮚゎീᗘ࡛ࢩ࣑࣮ࣗࣞࢩࣙࣥࢆ⾜ࡗࡓ㸬
LESィ⟬ࡣ᱁ᏊⅬᩘ2൨Ⅼࢆ⏝࠸㸪RANS/LESࣁ࢖ࣈࣜࢵࢻィ⟬࡜ࡢẚ㍑ࡢࡓࡵ60ᗘࡢ㏄ゅ࡟࠾࠸࡚ࢩ
࣑࣮ࣗࣞࢩࣙࣥࢆ⾜ࡗࡓ㸬
⤖ᯝ࡜ࡋ࡚㸪኱㏄ゅ๤㞳ὶࢀ≉᭷ࡢ㠀ᑐ⛠๤㞳 ࡣὶࢀࡢୖὶ࡟ேᕤⓗ࡞ᨐ஘㸦ᶵయඛ➃࡟タ⨨ࡍࡿ
Bump㸧ࢆධࢀ࡞ࡅࢀࡤࢩ࣑࣮ࣗࣞࢩࣙࣥୖ࡟࠾࠸࡚෌⌧࡛ࡁ࡞࠸ࡇ࡜ࡀศ࠿ࡗࡓ㸬ࡇࢀࡣ㐣ཤࡢ◊✲
࠿ࡽᚓࡽࢀ࡚࠸ࡿ▱ぢ࡜ࡶ୍⮴ࡍࡿࡶࡢ࡛࠶ࡿ㸬ேᕤⓗ࡞ᨐ஘ࢆࢩ࣑࣮ࣗࣞࢩࣙࣥୖ࡟࠾࠸࡚ᑟධࡋࡓ
ሙྜ㸪᫬㛫ᖹᆒࡉࢀࡓᐃᖖὶࢀ࡟ࡘ࠸࡚࠸࠼ࡤ㸪LES/RANSࣁ࢖ࣈࣜࢵࢻィ⟬ࡣᐇ㦂࡟ࡼࡾィ ࡉࢀࡓ
ὶࢀሙࡢ≉ᚩࢆⰋࡃ෌⌧ࡋࡓ㸬ࡲࡓ㸪LES/RANSࣁ࢖ࣈࣜࢵࢻィ⟬࡜LESィ⟬࡟ࡘ࠸࡚ࡶ㸪᫬㛫ᖹᆒࡉ
ࢀࡓᐃᖖὶࢀ࡟࠾࠸࡚ẚ㍑ࡋࡓሙྜ㸪኱ࡁ࡞ᕪࡣ࡞࠿ࡗࡓ㸬ࡋ࠿ࡋ࡞ࡀࡽ㸪ேᕤⓗ࡟ᑟධࡍࡿᨐ஘ࡢ኱
ࡁࡉ࡟ᑐࡋ࡚ὶࢀሙࡢᵓ㐀ࡣኚ໬ࡋ㸪ᐇ㦂⤖ᯝ࡜ཝᐦ࡟ྜࢃࡏࡿࡓࡵ࡟ࡣᨐ஘ࡢ኱ࡁࡉࢆㄪᩚࡍࡿᚲせ
ࡀ࠶ࡿࡇ࡜ࡶࢃ࠿ࡗࡓ㸬ᅗ1࡟㸪Biconicalᙧ≧࡟࠾࠸࡚㸪㢼Ὕᐇ㦂࡛ࡢPIVィ ⤖ᯝ㸪LES/RANSࣁ࢖
ࣈࣜࢵࢻィ⟬⤖ᯝཬࡧLESィ⟬⤖ᯝࡢẚ㍑ࢆ♧ࡍ㸬㍈᪉ྥࡢ5᩿㠃࡟࠾࠸࡚ ᗘศᕸࡀࣉࣟࢵࢺࡉࢀ࡚࠸
ࡿ㸬
-170-
This document is provided by JAXA.
HPC@JAXA2010
㻌
-2.0
Hybrid
without bump
ձ
ղ
ճ
Ȧ/Ȧ’
մ
2.0
յ
PIV
experiment
ձ
Hybrid
with bump
ձ
ղ
ղ
ճ
մ
ճ
մ
ճ
մ
յ
յ
ILES
ձ
ղ
յ
㻌㻌
ᅗ 1 ㍈᪉ྥ 5 ᩿㠃࡟࠾ࡅࡿ ᗘศᕸࡢ PIV ィ 㸦ᐇ㦂㸧㸪LES/RANS ࣁ࢖ࣈࣜࢵࢻィ⟬㸪
LES ィ⟬ࡢẚ㍑㸦Bump ࡢ᭷↓ࡣேᕤᨐ஘ࡢ᭷↓ࢆ⾲ࡍ㸧㸬
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ཱྀ㢌Ⓨ⾲
1) ᒣཱྀ᫭ᘯ㸪す⏣ᾈஅ㸪᪂஭⣖ኵ㸪㧗ᶫ ಇ㸦ᮾி㎰ᕤ኱㸧
㸪⸨஭Ꮥⶶ㸪㔝ࠎᮧᣅ㸪㔝୰ ⪽㸪✄㇂ⰾᩥ
㸦ISAS/JAXA㸧
㸪
͆⣽㛗㣕⩧యࡢ኱㏄ゅ㣕⾜᫬ࡢ㠀ᑐ⛠ ࡟㛵ࡍࡿ◊✲͇
㸪➨ 54 ᅇᏱᐂ⛉Ꮫᢏ⾡㐃ྜㅮ
₇఍㸪1P36.
2) ᒣཱྀ᫭ᘯ㸦ᮾி㎰ᕤ኱㸧
㸪㔝ࠎᮧᣅ㸦ISAS/JAXA㸧
㸪す⏣ᾈஅ㸪㧗ᶫ ಇ㸦ᮾி㎰ᕤ኱㸧
㸪⸨஭Ꮥⶶ㸪✄
㇂ⰾᩥ㸪㔝୰ ⪽㸦ISAS/JAXA㸧
㸪᪂஭⣖ኵ㸦ᮾி㎰ᕤ኱㸧
㸪
͆⣽㛗㣕⩧యࡢ኱㏄ゅ᫬࡟࠾ࡅࡿ㠀ᑐ⛠ ࡢᩘ್ゎᯒ͇
㸪➨ 24 ᅇᩘ್ὶయຊᏛࢩ࣏ࣥࢪ࣒࢘㸪B6-2.
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This document is provided by JAXA.
HPC@JAXA2010
䝇䞊䝟䞊䝁䞁䝢䝳䞊䝍䛾฼⏝ຠ⋡ྥୖ䛾䛯䜑䛾䝆䝵䝤䝇䜿䝆䝳䞊䝷䛾䝟䝷䝯䞊䝍᭱㐺໬㻌
Job Scheduler Optimization for improvement of the system usage
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸◊✲㛤Ⓨᮏ㒊 ᩘ್ゎᯒࢢ࣮ࣝࣉ㸪ఀ⸨฼ె([email protected])
㻌 ィ⟬ࡢ┠ⓗ
⌧ᅾࡢࢫ࣮ࣃ࣮ࢥࣥࣆ࣮ࣗࢱࡣ㸪」ᩘࡢࣀ࣮ࢻࢆࢿࢵࢺ࣮࣡ࢡ࡛᥋⥆ࡋࡓࢡࣛࢫࢱࢩࢫࢸ࣒ࡀ୍⯡ⓗ
࡛࠶ࡾ㸪」ᩘࡢ࣮ࣘࢨࡀ1ࡘࡢࢩࢫࢸ࣒ࢆඹ᭷ࡍࡿ㐠⏝ᙧែࢆ࡜ࡿࡇ࡜ࡀከ࠸㸬ࡑࡢࡓࡵ㸪ࣇ࢙࢔ࢩ࢙࢔
࡟㓄៖ࡋ࡞ࡀࡽ㸪ࢩࢫࢸ࣒㈨※ࡢ฼⏝ຠ⋡ྥୖࡶ⪃࠼ࡿᚲせࡀ࠶ࡿ㸬ࡉࡽ࡟㸪ᖺࠎࢩࢫࢸ࣒࡟࠾ࡅࡿࣀ
࣮ࢻᩘࡀቑຍࡋ㸪ࢩࢫࢸ࣒ࡀ኱つᶍ໬ࡍࡿഴྥ࡟࠶ࡿ㸬ࡑࡢࡓࡵ㏆ᖺ࡛ࡣ㸪ࢩࢫࢸ࣒ࡢ኱つᶍ໬࡟࡜ࡶ
࡞࠺㟁ຊᾘ㈝ࡢቑຍࡶ㸪⎔ቃ㠃㸪ࢥࢫࢺ㠃࡟ᑐࡋ࡚῝้࡞ၥ㢟࡜࡞ࡗ࡚࠸ࡿ. ᮏ◊✲࡛ࡣ㸪ࢩࢫࢸ࣒ࡢ
฼⏝ຠ⋡ࡢྥୖࢆ┠ᣦࡋ࡚㸪ࢪࣙࣈࢫࢣࢪ࣮ࣗࣛࡢࣃ࣓࣮ࣛࢱࡢ᭱㐺໬ࢆ┠ᣦࡍ㸬
㻌 ◊✲ࡢᴫせ
ᮏ◊✲ࡣ㸪ࢫ࣮ࣃ࣮ࢥࣥࣆ࣮ࣗࢱࡢࣁ࣮ࢻ࢙࢘࢔㈨※ࡢ฼⏝ຠ⋡ࢆୖࡆ࡞ࡀࡽ㸪ྠ᫬࡟ࢥࢫࢺࢆ๐ῶ
ࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡋࡓ◊✲࡛࠶ࡿ㸬ࡑࡢࡓࡵࡢලయⓗ࡞᪉⟇ࡢ୍ࡘ࡜ࡋ࡚ࡣ㸪ࢪࣙࣈࢫࢣࢪ࣮ࣗࣛࡢࣃ
࣓࣮ࣛࢱࢆ᭱㐺タᐃ࡟ࡍࡿࡇ࡜ࢆ┠ᣦࡍ㸬ከᩘࡢࢹ࣮ࢱゎᯒ࡞࡝ࢆ⾜࠸㸪᭱㐺࡞ࣃ࣓࣮ࣛࢱタᐃࢆ᥈⣴
ࡍࡿࡇ࡜࡟ࡼࡾࢩࢫࢸ࣒ࡢຠ⋡ྥୖ࡟ࡘ࡞ࡆࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ࢪࣙࣈࢫࢣࢪ࣮ࣗࣛࡢタᐃࡀ㐺ษ࡛࡞࠸ሙྜ㸪ࢩࢫࢸ࣒㈨※࡟✵ࡁࡀ࠶ࡗ࡚ࡶ㸪࣮࡛࢟ࣗᚅࡕࢪࣙࣈ
ࡀⓎ⏕ࡋ࡚ࡋࡲ࠺ࡇ࡜ࡀ࠶ࡿ㸬ࡇࢀࢆ㜵ࡄࡓࡵ࡟ࡣࢪࣙࣈࢫࢣࢪ࣮ࣗࣛࡢࣃ࣓࣮ࣛࢱࢆ᭱㐺࡟タᐃࡋ࡚
࠾ࡃࡇ࡜ࡀ㔜せ࡛࠶ࡿ㸬ࡋ࠿ࡋ㸪ࡇࡢၥ㢟ࢆゎࡃࡓࡵ࡟ࡣ㸪ྛࢪࣙࣈࡢᐇ⾜᫬㛫ࡀ࠶ࡽ࠿ࡌࡵࢃ࠿ࡗ࡚
࠸ࡿࡇ࡜ࡀᮃࡲࡋ࠸㸬ࡑࡇ࡛㸪௒ᖺᗘࡣࡉࡲࡊࡲ࡞⤫ィⓗᡭἲࢆ⏝࠸࡚ྛࢪࣙࣈࡢᐇ⾜᫬㛫ண ࡢࡓࡵ
ࡢศᯒࢆ⾜࠸㸪࣮ࣘࢨࡢᐇ⾜᫬㛫ࢆண ࡍࡿᡭἲࢆ᳨ウࡋᩘ್ᐇ㦂ࢆ࠾ࡇ࡞ࡗࡓ㸬ࡲࡓ㸪ࣃ࣓࣮ࣛࢱタ
ᐃࡢタᐃኚ᭦ࡢࢱ࢖࣑ࣥࢢࢆࡣ࠿ࡿࡓࡵࡢᐇ㦂ࢆ⾜࠸㸪タᐃኚ᭦ࡢࢱ࢖࣑ࣥࢢ࡟ࡘ࠸࡚ࡢ᳨ウࢆ࠾ࡇ࡞
ࡗࡓ㸬
40000
MAͲAve.
35000
BTͲAve.
elapsedtime[sec]
30000
BMͲAve.
25000
20000
15000
10000
5000
0
1
2
3
4
5
6
7
User
8
9
10
㻌
ᅗ 1 ண ᖹᆒ್ࡢᕪศ㻌
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HPC@JAXA2010
㻌
300000
MAͲMax
elapsedtime[sec]
250000
BTͲMax
200000
BoxͲMax
150000
100000
50000
0
1
2
3
4
5
6
7
User
8
9
10
㻌
ᅗ 2 ண ᭱኱್ࡢᕪศ
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) R. Ito㸪 Kenichi Kikuchi㸪 An Analysis for Parameter Configuration To Find a Trigger of Change㸪
ISII 2010 (Chaina)㸪 September㸪 2010.
2) R. Ito㸪 Kenichi Kikuchi㸪 An Analysis for Parameter Configuration To Find a Trigger of Change㸪
ICIC Express Letter㸪 Vol. 3㸪 Num.3㸪 September 2010㸪 ྠ᫬ᥖ㍕
3) R. Ito㸪 Kenichi Kikuchi㸪 Naoyuki Fujita㸪 An Analysis for Estimation of Elapsed Time of Job
Scheduler㸪 Euromicro㸪 PDP2011(Cyprus). February 2011.
-173-
This document is provided by JAXA.
HPC@JAXA2010
ᅽ⦰ᛶ஘ὶ䛾 㻸㼍㼞㼓㼑㻙㻱㼐㼐㼥㻌㻿㼕㼙㼡㼘㼍㼠㼕㼛㼚㻌
Large-eddy simulation of compressible turbulent flows
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸Center for Turbulence Research㸪 Stanford University㸪Ἑྜ᐀ྖ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
LES ࢆ⏝࠸࡚ᐇᶵࣞ࣋ࣝࡢ㧗ࣞ࢖ࣀࣝࢬᩘゎᯒࢆྍ⬟࡜ࡍࡿⅭ㸪
᪂ࡋ࠸ LES ࡢ wall-model ࢆᥦ᱌ࡋ㸪
㧗ࣞ࢖ࣀࣝࢬᩘࡢ㉸㡢㏿஘ὶቃ⏺ᒙ࡟㐺⏝ࡍࡿࡇ࡜࡛㸪㛤Ⓨࡋࡓࣔࢹࣝࢆホ౯ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
LES࡟ࡼࡿ㧗ࣞ࢖ࣀࣝࢬᩘቨ㠃ὶࢀࡢゎᯒࢆྍ⬟࡜ࡍࡿⅭ㸪ࢩࣥࣉ࡛ࣝຠᯝⓗ࡞LESࡢwall-modelࢆ
ᥦ᱌ࡍࡿ㸬ࡇࡢwall-modelࡣ㸪ቨ㠃࡛ࡢࡏࢇ᩿ᛂຊࢆ┤࡟ࣔࢹࣝ໬ࡍࡿࡶࡢ࡛㸪୍⯡ⓗ࡟Ⰻࡃ⏝࠸ࡽࢀ
࡚࠸ࡿDESࡸRANS/LESࣁ࢖ࣈࣜࢵࢻἲ࡜ࡣ␗࡞ࡿᡭἲ࡛࠶ࡿ㸬ᮏwall-modelࡣlog-layer࡟࠾ࡅࡿ஘ὶ
ࡢὶࡉࢫࢣ࣮ࣝࡀ࡝࠺ኚ໬ࡍࡿ࠿࡟ᇶ࡙࠸࡚ᵓ⠏ࡉࢀ࡚࠾ࡾ㸪⤒㦂ⓗ࡞ᐃᩘࢆྵࡲ࡞࠸᏶඲࡟≀⌮࣮࣋
ࢫࡢࣔࢹ࡛ࣝ࠶ࡿ㸬ᥦ᱌ࡋࡓLESࡢwall-modelࢆ㸪2ࡘࡢ␗࡞ࡿࣞ࢖ࣀࣝࢬᩘ㸦Relj=50㸪000࡜5㸪000㸧
ࡢ㉸㡢㏿ᖹᯈ஘ὶቃ⏺ᒙὶࢀ࡟㐺⏝ࡋ㸪ᐇ㦂ࢹ࣮ࢱࡸపࣞ࢖ࣀࣝࢬᩘࡢDNS/LESࢹ࣮ࢱ࡜ẚ㍑ࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ࡇࡇ࡛ᥦ᱌ࡋ࡚࠸ࡿwall-modelࡢヲ⣽࡟ࡘ࠸࡚ࡣ㸪◊✲ᡂᯝࡢබ⾲≧ἣ࡟࠶ࡿㄽᩥࢆཧ↷ࡋ࡚㡬ࡃ࡜
ࡋ࡚㸪ࡇࡇ࡛ࡣ࣓࢖ࣥ࡜࡞ࡿ⤖ᯝࡢࡳࢆ♧ࡍ㸬௨ୗィ⟬࡛⏝࠸ࡓ᱁Ꮚࡣ㸪dx/Dž=dz/Dž=0.05㸦ὶࢀ᪉ྥ࡜
ࢫࣃࣥ᪉ྥࡣ➼㛫㝸20᱁ᏊⅬ/Dž㸧
㸪dy/Dž=0.01-0.03㸦ቨ㠃ᆶ┤᪉ྥࡣࢫ࣒࣮ࢬ࡟ࢫࢺࣞࢵࢳ㸧࡛࠶ࡿ㸬ࡇ
ࡢ᱁Ꮚゎീᗘࢆviscousࣘࢽࢵࢺ࡛⾲ࡍ࡜dx+=dz+=640㸪dy+=160-385࡛࠶ࡾ㸪㏻ᖖࡢLES࡜ẚ࡭ྛ᪉
ྥ20ಸ௨ୖࡶⲨ࠸᱁Ꮚࢆ⏝࠸࡚࠸ࡿࡇ࡜ࢆᙉㄪࡋ࡚࠾ࡃ㸬Relj=5㸪000ࡢ஘ὶቃ⏺ᒙゎᯒࢆ᪤ᏑࡢLES
ゎᯒ࡛⾜࠺࡜⣙1൨Ⅼつᶍࡢ᱁ᏊⅬࡀᚲせ࡜࡞ࡿࡀ㸪ᮏwall-modeled LES࡛ࡣ୍᱆㧗࠸Relj=50㸪000ࡢ
ቃ⏺ᒙࡶ⣙300୓Ⅼつᶍࡢィ⟬࡛ྍ⬟࡜࡞ࡿ㸬
van Driestኚ᥮ࢆࡋࡓᖹᆒ㏿ᗘ࡜ࣞ࢖ࣀࣝࢬᛂຊࢆFig. 1࡟♧ࡍ㸬DESࡸRANS/LESࣁ࢖ࣈࣜࢵࢻ࡟
ぢࡽࢀࡿࡼ࠺࡞”log-layer mismatch”ࡣᮏᡭἲ࡛ࡣぢࡽࢀࡎ㸪log-law㸦ࡑࢀ࡟క࠺ቨ㠃ᦶ᧿㸧ࡸࣞ࢖ࣀ
ࣝࢬᛂຊࢆṇ☜࡟ண ฟ᮶࡚࠸ࡿ㸬ࡲࡓlog-layer࡟࠾ࡅࡿ▐㛫ࡢὶࢀሙᵓ㐀ࢆFig. 2࡟♧ࡍ㸬ᮏᡭἲࡣ㸪
DES➼ࡀ㠀≀⌮ⓗ࡞ὶࢀᵓ㐀ࢆ♧ࡍlog-layer࡟࠾࠸࡚ࡶ㸪ࣞ࢖ࣀࣝࢬᛂຊࡀ㠀ᖖ࡟Ⰻࡃண ࡉࢀ࡚࠸ࡿ
஦࠿ࡽࡶศ࠿ࡿࡼ࠺࡟㸪≀⌮ⓗ࡞஘ὶᵓ㐀ࢆ෌⌧ฟ᮶ࡿࡇ࡜ࢆ☜ㄆࡋࡓ㸬
ᩘከࡃࡢDESࢆྵࡴLESࡢwall-modelࡀᥦ᱌ࡉࢀ࡚࠸ࡿࡀ㸪⌧≧࡞ࢇࡽ࠿ࡋࡽࡢ⤒㦂ⓗ࡞⿵ṇࡶࡋࡃ
ࡣไᚚ⌮ㄽࢆ⏝࠸ࡓ⿵ṇ↓ࡋ࡟㸪ṇ☜࡞log-lawࢆ෌⌧ฟ᮶࡞࠸୰㸪ᮏᡭἲࡣ≀⌮ⓗ࡞⫼ᬒࡢࡳ࠿ࡽᵓ⠏
ࡉࢀ࡚࠸࡞ࡀࡽ㸪ṇ☜࡟log-lawࡸ஘ὶ⤫ィ㔞ࢆண ฟ᮶ࡿࡇ࡜ࢆ♧ࡋࡓ㸬௒ᚋ㸪ᮏᡭἲࢆ๤㞳ࢆక࠺ὶ
ࢀ࡟㐺⏝ࡋ࡚㸪ࡑࡢᛶ⬟ࢆ᭦࡟ㄪ࡭ࡿணᐃ࡛࠶ࡿ㸬
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HPC@JAXA2010
㻌
㻌
(a) Mean (van Driest transformed) velocity
(b) Resolved Reynolds shear stress
Fig.1 Computed statistics for Mach 1.69 and Relj=50㸪000 flow.
㻌
㻌
Fig.2 Instantaneous streamwise velocity fluctuation in wall parallel plane at
logarithmic region y+=8 78.
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1) S. Kawai and J. Larsson, “Wall-modeling in large-eddy simulation: predicting accurate skin
friction at high Reynolds numbers,” Physics of Fluids, under review.
2) S. Kawai, “A dynamic procedure for wall-modeled large-eddy simulation of high Reynolds number
flows,” AJK2011-02012, ASME-JSME-KSME Joint Fluids Engineering Conference 2011, ASME,
Hamamatsu, Japan, July 2011.
3) S. Kawai and J. Larsson, “Wall-modeling in large-eddy simulation: predicting accurate skin
friction at very high Reynolds numbers,” 49th AIAA Aerospace Sciences Meeting, AIAA Paper
2011-482, AIAA, Orlando, FL, January 2011.
4) S. Kawai, J. Larsson and S. K. Lele, “Wall-modeling for large-eddy simulation of high Reynolds
number supersonic flows,” MD.00005, 63rd APS Annual Meeting of the Division of Fluid
Dynamics, APS, Long Beach, CA, November 2010.
5) S. Kawai and J. Larsson, “A dynamic wall model for large-eddy simulation of high Reynolds
number compressible flows,” 2010 CTR Annual Research Briefs, Center for Turbulence Research,
NASA Ames/Stanford University, pp. 25-37, December 2010.
6) J. Larsson and S. Kawai “Wall-modeling in large eddy simulation: length scales, grid resolution
and accuracy,” 2010 CTR Annual Research Briefs, Center for Turbulence Research, NASA
Ames/Stanford University, pp. 39-46, December 2010.
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This document is provided by JAXA.
HPC@JAXA2010
㻟 ḟඖ኱つᶍ䝅䝭䝳䝺䞊䝅䝵䞁䜢⏝䛔䛯☢Ẽ䝥䝷䝈䝬䝉䜲䝹䛾ᐇ⌧ྍ⬟ᛶ᳨ド㻌
Feasibility Study of Magneto Plasma Sail by using 3D Numerical Simulation
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸ி㒔኱Ꮫ⏕Ꮡᅪ◊✲ᡤ ⏘Ꮫᐁ㐃ᦠㅮᖌ㸪Ლᮧዲᏹ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
㧗࠸᥎㐍ᛶ⬟ࡀᮇᚅࡉࢀࡿᏱᐂ᥎㐍ࢩࢫࢸ࣒࡛࠶ࡿ☢Ẽࣉࣛࢬ࣐ࢭ࢖ࣝ(Magneto plasma Sail:௨㝆
MPS ࡜グ㏙)ࡢ᥎ຊࢆᐃ㔞ⓗ࡟ホ౯ࡍࡿⅭ㸪ᩘ್ィ⟬ࢆᐇ᪋ࡍࡿ㸬3 ḟඖࣁ࢖ࣈࣜࢵࢻࣉࣛࢬ࣐⢏Ꮚࢥ
࣮ࢻࢆ⏝࠸㸪ࡇࢀࡲ࡛࡟ᐇ᪋ࡉࢀ࡚࠸࡞࠸ኴ㝧㢼ࣉࣛࢬ࣐ࡢ࢖࢜ࣥ Gyro ࢫࢣ࣮ࣝࡢ☢Ẽᅪࢧ࢖ࢬ࡟࠾
࠸࡚㸪Ᏹᐂᶵ࠿ࡽࡢࣉࣛࢬ࣐ᄇᑕ࡟ࡼࡿ☢Ẽᅪ㸦ࢭ࢖ࣝ㸸ᕹ㸧ࡢᣑ኱࡟క࠺᥎ຊቑຍࢆᐃ㔞ⓗ࡟ホ౯ࡍ
ࡿ㸬ࡉࡽ࡟㸪ᄇᑕࣉࣛࢬ࣐ࣃ࣓࣮ࣛࢱ㸦ᐦᗘ㸪㏿ᗘ㸪ᄇᑕ᪉ྥ㸧ࢆࣃ࣓ࣛࢺࣜࢵࢡ࡟ኚ໬ࡉࡏ㸪᥎ຊࡢ
᭱኱್ࢆᩘ್ィ⟬࡟ࡼࡗ࡚᫂ࡽ࠿࡟ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
ኴ㝧㢼ࣉࣛࢬ࣐ࢆࢲ࢖࣏࣮ࣝ☢ሙ࡛ཷࡅṆࡵ࡚᥎㐍ຊࢆᚓࡿࠕ☢Ẽࣉࣛࢬ࣐ࢭ࢖ࣝࠖ(Magneto plasma
Sail:௨㝆 MPS ࡜グ㏙) ࡀ㸪໬Ꮫ᥎㐍࡟᭰ࢃࡿ㧗ฟຊ࣭㧗ຠ⋡ࡢ᪂ࡋ࠸᥎㐍ࢩࢫࢸ࣒࡜ࡋ࡚ᮇᚅࡉࢀ࡚
࠸ࡿ㸬☢Ẽࣉࣛࢬ࣐ࢭ࢖࡛ࣝࡣ㸪㉸ఏᑟࢥ࢖ࣝ࡟ࡼࡗ࡚సࡽࢀࡿᑠࢫࢣ࣮ࣝࡢࢲ࢖࣏࣮ࣝ☢ሙࢆ㸪Ᏹᐂ
ᶵ࠿ࡽࡢࣉࣛࢬ࣐ᄇᑕ࡟ࡼࡗ࡚ᣑ኱ࡋ㸪᥎ຊࡢቑศࢆᮇᚅࡍࡿ㸬ᮏ◊✲࡛ࡣ㸪MPS ࡢᐇ⌧ྍ⬟ᛶࡢ᳨ウ
ࢆ┠ⓗ࡜ࡋ࡚㸪᥎ຊⓎ⏕࣓࢝ࢽࢬ࣒ࡸ㸪᥎ຊࡢᐃ㔞ⓗホ౯㸪ຠᯝⓗ࡞☢Ẽᅪᣑ኱ࡢⅭࡢࣉࣛࢬ࣐ᄇᑕ᪉
ἲࡢ᳨ウࢆᩘ್ゎᯒ࡟ࡼࡗ࡚ᐇ᪋ࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ḟඖࣁ࢖ࣈࣜࢵࢻ⢏Ꮚࣔࢹࣝࢆ⏝࠸㸪⾨ᫍ࠿ࡽࡢᄇᑕࣉࣛࢬ࣐ࡢ㏿ᗘ㸦↓ḟඖࣃ࣓࣮ࣛࢱrL/L㸸ᄇᑕ
࢖࢜ࣥࡢGyro༙ᚄ࡜☢Ẽᅪ௦⾲ࢫࢣ࣮ࣝẚ㸧ࡸᐦᗘ㸦↓ḟඖࣃ࣓࣮ࣛࢱ£㸸ᄇᑕ࢖࢜ࣥࡢືᅽ࡜☢Ẽᅪ
ࡢᣢࡘ☢Ẽᅽࡢẚ㸧࡟ࡘ࠸࡚㸪ࣃ࣓ࣛࢺࣜࢵࢡࢫࢱࢹ࢕ࢆᐇ᪋ࡋ㸪☢Ẽᅪᣑ኱࡟ࡼࡿMPSࡢ᥎ຊ᭱㐺໬
ࢆᐇ᪋ࡋࡓ㸬ࡑࡢ⤖ᯝ㸪rL/L=0.5㸪 ș=0.02࡜ᣦᐃࡋࡓࣉࣛࢬ࣐ࢆᏱᐂᶵ࿘ᅖ࡬➼᪉ᄇᑕࡋ㸪☢Ẽᅪᣑ
኱ࢆᐇ᪋ࡋࡓሙྜ㸪᭱኱࡛8ಸࡢ᥎ຊቑຍ⤖ᯝ㸦༙ᚄ2m㸪108Aturnࡢ㉸ఏᑟࢥ࢖ࣝࢆ⏝࠸ࡓሙྜ㸪MPS
ᐇ᥎ຊ1.6㹫N㸧ࢆᚓࡓ㸬ᅗ1࡟ࣉࣛࢬ࣐ᄇᑕ᭷↓࡟࠾ࡅࡿMPS࿘㎶ࡢኴ㝧㢼࠾ࡼࡧᄇᑕࣉࣛࢬ࣐ࡢὶ⥺
ࢆ♧ࡍ㸬ࣉࣛࢬ࣐ᄇᑕ࡟ࡼࡿ☢Ẽᅪᣑ኱࡟ࡼࡾ㸪ኴ㝧㢼ὶࢀࡀ኱ࡁࡃጉࡆࡽࢀ࡚࠸ࡿ㸬ᅗ2࡟ࣉࣛࢬ࣐ᄇ
ᑕ᭷↓࡟࠾ࡅࡿMPSࡢ᥎ຊࡢ᫬㛫ᒚṔࢆ♧ࡍ㸬ࣉࣛࢬ࣐ᄇᑕ࡟ࡼࡿ☢Ẽᅪᣑ኱࡟ࡼࡾ㸪᥎ຊࡀ⣙8ಸ࡟
ቑຍࡋ࡚࠸ࡿࡇ࡜ࡀ☜ㄆ࡛ࡁࡿ
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ᅗ 1 ኴ㝧㢼࠾ࡼࡧᄇᑕࣉࣛࢬ࣐ࡢὶ⥺ᅗ
㸦ୖẁ㸸ࣉࣛࢬ࣐ᄇᑕ᭷㸪ୗẁ㸸ࣉࣛࢬ࣐ᄇᑕ↓㸧
ᅗ 2 ࣉࣛࢬ࣐ᄇᑕ᭷↓࡟࠾ࡅࡿ MPS ࡢ᥎ຊⓎ⏕
ࡢ᫬㛫ᒚṔ
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) Yoshihiro Kajimura㸪Ikkoh Funaki㸪Hiroyuki Nishida㸪Hideyuki Usui㸪Iku Shinohara㸪Hiroshi
Yamakawa㸪Hideki Nakashima㸪“Quantitative Evaluation of Ion Kinetic Effect in Magnetic Field
Inflation by Injection of Plasma Jet”㸪 Transactions of the Japan Society for Aeronautical and
Space Sciences㸪 Accepted.
ᰝㄞ࡞ࡋㄽᩥ
2) Yoshihiro Kajimura㸪 Ikkoh Funaki㸪 Iku Shinohara㸪 Hideyuki Usui and Hiroshi Yamakawa㸪
“Thrust Evaluation of Magneto Plasma Sail by Using Three-Dimensional Hybrid PIC Code.”㸪
Proc. of 46th AIAA/ASME/SAE/ASEE Joint Propulsion Conference㸪 AIAA 2010-6686㸪 2010.
ཱྀ㢌Ⓨ⾲
3) Ლᮧዲᏹ㸪 ⮻஭ⱥஅ㸪 ⯪ᮌ୍ᖾ㸪 ⠛ཎ⫱㸪 ᯇᮏṇᬕ㸪 ୰ᮧ㞞ኵ㸪 ᒣᕝ ᏹ㸪 ࢖࢜ࣥ័ᛶ㛗ࢫࢣ
࣮ࣝ࡟࠾ࡅࡿ☢Ẽࢭ࢖ࣝࡢ᥎ຊ≉ᛶ࡟㛵ࡍࡿ 3 ḟඖࣁ࢖ࣈࣜࢵࢻ⢏Ꮚࢩ࣑࣮ࣗࣞࢩࣙࣥ㸪 ᖹᡂ 22 ᖺ
ᗘᏱᐂ㍺㏦ࢩ࣏ࣥࢪ࣒࢘㸪 STEP-2010-016㸪 2010.
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HPC@JAXA2010
Ᏹᐂ㍺㏦䛻ಀ䜛஘ὶὶ䜜䛾ᩘ್ゎᯒ㻌
Numerical simulation of space propulsion turbulent flows
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸ᮾி኱Ꮫ ኱Ꮫ㝔ᕤᏛ⣔◊✲⛉㸪ᑎᮏ 㐍([email protected])
◊✲ศᢸ⪅㸸ᮾி኱Ꮫ ኱Ꮫ㝔ᕤᏛ⣔◊✲⛉㸪㇂ ὒᾏ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
Ᏹᐂ㍺㏦࡟ಀࡿᇶ♏ⓗ࡞ὶࢀࡢ࠺ࡕ㸪≉࡟஘ὶ㍺㏦࣭㠀ᐃᖖኚືࡀᨭ㓄ⓗ࡜࡞ࡿὶࢀ࡟↔Ⅼࢆ࠶࡚㸪
ࡑࡢᵓ㐀ࢆ᫂ࡽ࠿࡟ࡍࡿ஦ࢆ┠ⓗ࡜ࡍࡿ㸬 ලయⓗ࡟ࡣᾮయࣟࢣࢵࢺᄇᑕჾࡢ㉸⮫⏺ྠ㍈ᄇὶࡢ஘ὶΰྜ
ࢆᑐ㇟࡜ࡍࡿ㸬ࡇࡢὶࢀࡣ㸪Ᏹᐂ㍺㏦ࢩࢫࢸ࣒ࡢ㛤Ⓨ࡛ၥ㢟࡟࡞ࡿ⌧㇟࡟┤⤖ࡋ࡚࠸࡞ࡀࡽ㸪ᩘ್ࢩ࣑
࣮ࣗࣞࢩࣙࣥᡭἲࡀ☜❧ࡋ࡚࠸࡞࠸ὶࢀ࡛࠶ࡿ㸬ࡇࢀࡽࡢὶࢀゎᯒࢆᐇ᪋ࡋ㸪ࡑࡢ⤖ᯝࢆྫྷ࿡ࡍࡿࡇ࡜
࡛Ᏹᐂ㍺㏦࡟㛵ࡍࡿࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࡢྥୖ࡟㈉⊩࡛ࡁࡿ࡜⪃࠼ࡽࢀࡿ㸬
㻌 ◊✲ࡢᴫせ
㉸⮫⏺ᅽ⎔ቃୗ࡟࠾࠸࡚㸪ప ㉸⮫⏺ὶయ—㧗 ࢞ࢫࡢ஘ὶᖹ⾜๧᩿ᒙࡢDirect Numerical
Simulation (DNS)࡜㸪ྠࡌ㏿ᗘ࣭ᐦᗘẚࡢప ࢞ࢫ࣮㧗 ࢞ࢫࡢ஘ὶᖹ⾜๧᩿ᒙࡢDNSࢆẚ㍑ࡋ㸪㉸⮫
⏺ὶࢀࡢ஘ὶࡢ≉ᚩࢆ᫂ࡽ࠿࡟ࡍࡿ࡜࡜ࡶ࡟㸪
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᐦᗘศᕸࢆẚ㍑ࡍࡿ࡜㸪ప ㉸⮫⏺ὶయ—㧗 ࢞ࢫ(transcritical)ࡢሙྜࡣప ࢞ࢫ࣮㧗 ࢞ࢫ
(cold-gas)࡟ẚ࡭࡚㸪㧗ᐦᗘὶయ࡜పᐦᗘὶయࡢቃ⏺ࡀ᫂☜࡛࠶ࡾ㸪㧗ᐦᗘὶయࡀపᐦᗘഃ࡟㈏ධࡍࡿᵝ
Ꮚࡀぢࡽࢀࡿ㸬㈏ධࡢᙳ㡪࡛㸪ቃ⏺(y*=0)࡟࠾ࡅࡿᐦᗘኚືࡣtranscritical᮲௳ࡢ᪉ࡀ኱ࡁࡃ࡞ࡿ㸬
୍᪉㸪ቃ⏺㡿ᇦ࡛ࡢ ᵓ㐀ࡣtranscritical᮲௳㸪cold-gas᮲௳࡛࡯ࡰྠࡌ࡛࠶ࡾ㸪ࣞ࢖ࣀࣝࢬᛂຊศᕸ
ࡣ୧᮲௳࡛┦ఝ࡛࠶ࡗࡓ㸬
ᅗ 1 density distribution for turbulent shear flow
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ᅗ 2 vortex structure for turbulent shear flow
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㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ཱྀ㢌Ⓨ⾲
1) Hiroumi Tani 㸪 Susumu Teramoto and Toshio Nagashima㸪 “Injector Geometry Effects on
Cryogenic Coaxial Jets at Supercritical Pressures”㸪 AIAA Joint Propulsion Conference (2010)
2) ㇂㸪ᑎᮏࠕ㉸⮫⏺ᅽ㞺ᅖẼ୰ࡢ஘ὶΰྜᒙࡢᩘ್ゎᯒࠖὶయຊᏛ఍ᖺ఍(2010)
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HPC@JAXA2010
ẼἻὶ୰䛻䛚䛡䜛ẼἻྠኈ䛾┦஫స⏝䛾┤᥋ᩘ್ゎᯒ㻌
Direct numerical simulation of bubble-bubble interaction in bubbly flows
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸ᮾி኱Ꮫ኱Ꮫ㝔ᕤᏛ⣔◊✲⛉ᶵᲔᕤᏛᑓᨷ㸪ᯇᮏὒ୍㑻([email protected])
◊✲ศᢸ⪅㸸ᮾி኱Ꮫ኱Ꮫ㝔ᕤᏛ⣔◊✲⛉ᶵᲔᕤᏛᑓᨷ㸪኱ᒣᓧᖾ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ࣟࢣࢵࢺ࢚ࣥࢪࣥ࡟⏝࠸ࡽࢀ࡚࠸ࡿᾮయ⇞ᩱ࣏ࣥࣉࡢ࢖ࣥࢹ࣮ࣗࢧ࡟࠾࠸࡚ၥ㢟࡜࡞ࡗࡓ࢟ࣕࣅࢸ࣮
ࢩࣙࣥࢆక࠺୙Ᏻᐃ⌧㇟࡟ࡘ࠸࡚㸪ᐇ㦂࡛ࡢィ ࡀ㠀ᖖ࡟ᅔ㞴࡛࠶ࡿࡓࡵ࡟ヲ⣽࡞▱ぢࡀᚓࡽࢀ࡚࠸࡞
࠸㸬ࡑࡢࡓࡵ⌧㇟ࡢ㠀ᐃᖖᣲືࢆ࡜ࡽ࠼ࡿࡇ࡜ࡀྍ⬟࡞㧗⢭ᗘ࡞ᩘ್ィ⟬࡟ࡼࡿὶࢀሙࡢ෌⌧ࡀồࡵࡽ
ࢀ࡚࠸ࡿ㸬ᮏ◊✲࡛ࡣ࣑ࢡࣟ㸪࣓ࢰࢫࢣ࣮ࣝ࡟࠾ࡅࡿ㧗⢭ᗘᩘ್ゎᯒ࡟ᇶ࡙࠸ࡓẼἻὶ஘ὶࣔࢹࣝࡢᵓ
⠏ࢆ┠ⓗ࡜ࡍࡿ㸬ࡲࡓࡇࡢࡼ࠺࡞ࢫࢣ࣮ࣝ㛫ᖸ΅࡟㛵ࡍࡿ≀⌮ࣔࢹࣝࢆᵓ⠏ࡍࡿࡇ࡜ࡣ㸪༢࡟ᩘ್ィ⟬
࡟ࡼࡿ⌧㇟ࡢ෌⌧ࢆྍ⬟࡜ࡍࡿࡔࡅ࡛࡞ࡃ㸪ᑐ㇟࡜ࡍࡿ≀⌮⌧㇟࡟࠾ࡅࡿᨭ㓄せᅉࢆ᫂☜࡟ࡍࡿࡇ࡜࡟
ࡘ࡞ࡀࡿ㸬
㻌 ◊✲ࡢᴫせ
ẼἻ-ẼἻྠኈࡢ┦஫స⏝ࡣࡑࢀࡒࢀࡢẼἻࡀ⮬⏤ᗘࢆᣢࡕ⤖ᯝࡢゎᯒࡀ㞴ࡋ࠸ࡓࡵ㸪ࡼࡾ⡆༢࡞⣔࡛
࠶ࡿ࡜⪃࠼ࡽࢀࡿ༢୍ẼἻࡀ⮬⏤⏺㠃࡟࠾࠸࡚ẼἻࡢ཯Ⓨࡍࡿ⌧㇟࡟ὀ┠ࡋࡓ㸬ὶࢀሙ࡟ᑐࡋ࡚ᅛᐃ▴
ᙧ᱁Ꮚࢆᙧᡂࡋ㸪ẼἻ࡜ᾮ┦ࡢቃ⏺࡟ࡘ࠸࡚ࡣ㸪⏺㠃ࡢ఩⨨ࢆලయⓗ࡞ᗙᶆ࡜ࡋ࡚㝧࡟⾲⌧ࡍࡿ⏺㠃㏣
㊧ἲࢆ⏝࠸࡚ࢩ࣑࣮ࣗࣞࢩࣙࣥࢆ⾜ࡗࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ẼἻࡀ⮬⏤⏺㠃࡟࠾࠸࡚཯Ⓨࡍࡿ⌧㇟࡛ࡣ㸪᥋ゐ᫬㛫㸪཯Ⓨಀᩘ࡞࡝ࡀ⌧㇟ࢆᩚ⌮ࡍࡿࡓࡵ࡟㔜せ࡞
ᣦᶆ࡜࡞ࡿ㸬๛యቨ࡟࠾ࡅࡿẼἻࡢ཯Ⓨࡢィ⟬ࡶ⾜࠸㸪᥋ゐ᫬㛫ࢆࠕẼἻ㔜ᚰࡀึᮇࡢ⮬⏤⏺㠃ࡶࡋࡃ
ࡣ๛యቨࡢ఩⨨࠿ࡽึᮇẼἻ༙ᚄࡼࡾ㏆ࡃ࡟Ꮡᅾࡍࡿ᫬㛫ࠖ࡜ᐃ⩏ࡋࡓ㸬⮬⏤⏺㠃࡜ࡢ཯Ⓨ㸪๛యቨ࡜
ࡢ཯Ⓨࡢ࠸ࡎࢀࡢሙྜ࡟࠾࠸࡚ࡶ᥋ゐ᫬㛫ࡀ࡯ࡰ⾲㠃ᙇຊಀᩘࡢ-0.5஌࡟ẚ౛ࡋ㸪ࣂࢿ࣭࣐ࢫ⣔࡟ࡼࡿ
ࣔࢹࣝ໬࠿ࡽᑟ࠿ࢀࡿ㛵ಀᘧࢆ࠾࠾ࡴࡡ‶ࡓࡋࡓ㸬ࡲࡓ⮬⏤⏺㠃࡜ࡢ཯Ⓨ࡟࠾ࡅࡿ᥋ゐ᫬㛫ࡀ๛యቨࡢ
ࡶࡢ࡜ẚ㍑ࡋ࡚㛗࠸ࡇ࡜ࡣᐇ㦂࡜ྠᵝࡢഴྥ࡛࠶ࡿ㸬୍᪉㸪⮬⏤⏺㠃㸪๛యቨ㸪࡝ࡕࡽࡢ཯Ⓨ࡟࠾࠸࡚
ࡶ⢓ᛶࡀ኱ࡁ࠸࡯࡝᥋ゐ᫬㛫ࡀ㛗ࡃ࡞ࡗ࡚࠸ࡿ㸬≉࡟⾲㠃ᙇຊಀᩘࡀᑠࡉ࡞㡿ᇦ࡟࠾࠸࡚ࡑࡢᕪࡀ㢧ⴭ
࡟࡞ࡗ࡚࠾ࡾ㸪ࡲࡓ⮬⏤⏺㠃࡜ࡢ཯Ⓨࡢ᪉ࡀᕪࡀ኱ࡁ࠸㸬ࡑࡢ⌮⏤࡜ࡋ࡚⾪✺ࡢ㐣⛬࡟࠾࠸࡚ẼἻࡢኚ
ᙧࡔࡅ࡛࡞ࡃ㸪ẼἻࡢ㔜ᚰ఩⨨ࡶኚ໬ࡍࡿࡇ࡜ࡀᣲࡆࡽࢀࡿ㸬ࡲࡓ㸪⢓ᛶࡀ➼ࡋ࠸᮲௳࡛ẚ㍑ࡋࡓሙྜ㸪
⮬⏤⏺㠃࡟࠾ࡅࡿ཯Ⓨಀᩘࡣ๛యቨ࡟࠾ࡅࡿ཯Ⓨಀᩘࡼࡾ኱ࡁ࠸㸬ᩘ್ィ⟬ࡢ฼Ⅼࢆ⏕࠿ࡋ࡚㸪⾲㠃࢚
ࢿࣝࢠ࣮ࡢ᫬㛫ᒚṔࢆゎᯒࡋࡓ࡜ࡇࢁ㸪⮬⏤⏺㠃࡟࠾ࡅࡿ཯Ⓨࡢ㸪ẼἻ࡜⮬⏤⏺㠃ࡢ⾲㠃࢚ࢿࣝࢠ࣮ࡢ
࿴ࡣ㸪๛యቨ࡟࠾ࡅࡿ཯Ⓨࡢ㸪ẼἻࡢ⾲㠃࢚ࢿࣝࢠ࣮ࡼࡾ኱ࡁࡃ࡞ࡿࡇ࡜ࡀࢃ࠿ࡗࡓ㸬ࡲࡓࡇࡢ್ࡣẼ
Ἳࡀỿࡳ㎸ࡴ῝ࡉ࡜ᾋຊࡢ✚ࡢ࣏ࢸࣥࢩ࢚ࣕࣝࢿࣝࢠ࣮࡜ྠ⛬ᗘ࡛࠶ࡾ㸪཯Ⓨࡢ㐣⛬࡟࠾࠸࡚⏺㠃ࡢኚ
ᙧ㔞ࡀ⌧㇟࡟኱ࡁࡃᙳ㡪ࢆ୚࠼ࡿࡇ࡜ࢆ᫂ࡽ࠿࡟ࡋࡓ㸬
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ᅗ1 ⮬⏤⏺㠃࡟࠾ࡅࡿ཯Ⓨࡢ⾲㠃࢚ࢿࣝࢠ࣮ࡢ᫬㛫ᒚṔ
ῧᏐ b: ẼἻ㸪f: ⮬⏤⏺㠃
㻌
ᅗ2 ๛యቨ࡟࠾ࡅࡿ཯Ⓨࡢ⾲㠃࢚ࢿࣝࢠ࣮ࡢ᫬㛫ᒚṔ
ῧᏐ b: ẼἻ
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ࡞ࡋㄽᩥ
1) Toshiyuki Oyama㸪 Shintaro Takeuchi㸪 Shu Takagi and Yoichiro Matsumoto㸪 “Effect of Surface
tension on a single bubble bouncing at a free surface”㸪 International Conference on Multiphase
Flow 2010㸪 Florida㸪 U.S.A.㸪 2010 ᖺ 6 ᭶
ཱྀ㢌Ⓨ⾲
2) ኱ᒣᓧᖾ㸪➉ෆఙኴ㑻㸪㧗ᮌ ࿘㸪ᯇᮏὒ୍㑻㸪
ࠕ⏺㠃㏣㊧ἲࢆ⏝࠸ࡓ⮬⏤⏺㠃࡛ࡢ༢୍ẼἻࡢ཯Ⓨ⌧
㇟࡟࠾ࡅࡿẼἻࡢᾋୖ㏿ᗘࡢᙳ㡪࡟㛵ࡍࡿ◊✲ࠖ
㸪᪥ᮏΰ┦ὶᏛ఍ᖺ఍ㅮ₇఍ 2010㸪὾ᯇ㸪2010 ᖺ 7
᭶
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☢Ẽ䝥䝷䝈䝬䝉䜲䝹䛾ᐇ⏝໬䛻ྥ䛡䛯඲⢏Ꮚ䝅䝭䝳䝺䞊䝅䝵䞁◊✲㻌
Full particle-in-cell simulation study toward the realization of Magnto-plasma sail
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸⚄ᡞ኱Ꮫ኱Ꮫ㝔ࢩࢫࢸ࣒᝟ሗᏛ◊✲⛉㸪᳃㧗እᚁ㞝([email protected])
◊✲ศᢸ⪅㸸⚄ᡞ኱Ꮫ኱Ꮫ㝔ࢩࢫࢸ࣒᝟ሗᏛ◊✲⛉㸪⮻஭ⱥஅ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
☢Ẽࣉࣛࢬ࣐ࢭ࢖ࣝࡢ᥎㐍ຊࡣ㸪᥈ᰝᶵ࡟ᦚ㍕ࡋࡓ㉸ఏᑟࢥ࢖ࣝ࡟ࡼࡗ࡚ᙧᡂࡉࢀࡿேᕤ☢Ẽᅪ࡜ኴ
㝧㢼ࣉࣛࢬ࣐࡜ࡢ┦஫స⏝࡟ᇶ࡙࠸࡚࠸ࡿ㸬ࡇࡢ࡜ࡁసࡽࢀࡿ☢Ẽᅪࡣᩘ100m~ᩘkm⛬ᗘ࡜ᑠࡉ࠸ࡓ
ࡵ㸪ࣉࣛࢬ࣐ࡢ㐠ືㄽຠᯝࡀᙉࡃ⌧ࢀࡿ࡜ண᝿ࡉࢀࡿ㸬ᮏ◊✲࡛ࡣ㸪඲⢏Ꮚࢩ࣑࣮ࣗࣞࢩࣙࣥࢆ⏝࠸࡚㸪
࢖࢜ࣥ័ᛶ㛗௨ୗࡢᑠᆺ☢Ẽᅪ࡜ኴ㝧㢼࡜ࡢ┦஫స⏝ࢆゎᯒࡋ㸪☢Ẽࣉࣛࢬ࣐ࢭ࢖ࣝࡢ᥎ຊ≉ᛶ࡜ࣉࣛ
ࢬ࣐㐠ືㄽຠᯝ࡜ࡢ㛵ಀࢆ᫂ࡽ࠿࡟ࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡋ࡚࠸ࡿ㸬
㻌 ◊✲ࡢᴫせ
ᮏ◊✲࡛ࡣ࣋ࢡࢺ࣐ࣝࢩࣥྥࡅ࡟㛤Ⓨࡋࡓ 2 ḟඖ㟁☢⢏Ꮚࢩ࣑࣮ࣗࣞࢩࣙࣥࢥ࣮ࢻࢆ⏝࠸㸪JAXA ࢫ
࣮ࣃ࣮ࢥࣥࣆ࣮ࣗࢱࢩࢫࢸ࣒(V ࢩࢫࢸ࣒)ࢆ౑ࡗ࡚᱁Ꮚᩘ 2000×2000㸪⢏Ꮚᩘ 2 ൨ಶ⛬ᗘࡢ኱つᶍ࡞ゎ
ᯒࢆ⾜ࡗࡓ㸬ィ⟬㡿ᇦࡣ㛤ᨺ⣔࡜ࡋୖὶቃ⏺࠿ࡽࡢ୍ᵝ࡞ࣉࣛࢬ࣐ὶࢆ௬ᐃࡋ࡚࠸ࡿ㸬☢Ẽᅪࡣࢥ࢖ࣝ
㟁ὶࢆᶍᨃࡋࡓ㟁ὶᐦᗘࢆ୚࠼ࡿࡇ࡜࡛ᙧᡂࡋ㸪ࢥ࢖ࣝ࡟స⏝ࡍࡿ࣮ࣟࣞࣥࢶຊ࡟ᇶ࡙࠸࡚᥎㐍ຊ࠶ࡿ
࠸ࡣኴ㝧㢼ࣉࣛࢬ࣐ࡢ㐠ື㔞ኚ᥮ࢆホ౯ࡍࡿ㸬᥎㐍ຊࡸࡑࡢ※࡜࡞ࡿㄏᑟ㟁ὶࡢᵓ㐀ࡀ㸪㟁Ꮚ࠾ࡼࡧ࢖
࢜ࣥࡢࢲ࢖ࢼ࣑ࢡࢫ࡟ᇶ࡙࠸࡚࡝ࡢࡼ࠺࡟≉ᚩ࡙ࡅࡽࢀࡿ࠿࡟ὀ┠ࡋࡓ㸬ࡲࡓ㸪ᝨᫍ㛫☢ሙ(IMF)ࡢᙳ
㡪࡟ࡘ࠸࡚ࡶ᳨ウࢆ⾜ࡗࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ࢩ࣑࣮ࣗࣞࢩࣙࣥࡢ⤖ᯝ㸪☢Ẽᅪ࡜ኴ㝧㢼ࡢ᥋ゐࡍࡿ㡿ᇦ࡛㠃እ᪉ྥࡢㄏᑟ㟁ὶࡀ⏕ᡂࡋ㸪ࡇࡢ㟁ὶ
࡜ࢥ࢖ࣝ㟁ὶ࡜ࡢ཯Ⓨຊࡀ᥎㐍ຊࡢ㉳※࡜࡞ࡿࡇ࡜ࢆ☜ㄆࡋࡓ㸬ࡇࡢ㟁ὶᵓ㐀ࡢཌࡉࡸ㟁ὶᐦᗘࡢ኱ࡁ
ࡉࡣ㟁Ꮚࢪࣕ࢖༙ࣟᚄ࡜☢Ẽᅪࢧ࢖ࢬࡢẚ࡟ࡼࡗ࡚≉ᚩ࡙ࡅࡽࢀ㸪ࡇࡢ㡿ᇦ࡛ࡢ㟁Ꮚ-࢖࢜ࣥ㛫ࡢ㟼㟁┦
஫స⏝࡟ࡼࡾ࢖࢜ࣥࡶᩓ஘ࡉࢀࡿ㸬ࡑࡢ⤖ᯝ㸪☢Ẽᅪࡢࢧ࢖ࢬࡀ࢖࢜ࣥࢪࣕ࢖༙ࣟᚄࡼࡾᑠࡉ࠸ሙྜ࡛
࠶ࡗ࡚ࡶ㸪ࡇࡢࡼ࠺࡞㟁ὶᵓ㐀ࡀኴ㝧㢼ືᅽ࡜☢Ẽᅽ࡜ࡢᖹ⾮఩⨨࡟ᙧᡂࡋ㸪ࢥ࢖ࣝ࡟᥎㐍ຊࡀⓎ⏕ࡍ
ࡿࡇ࡜ࡀࢃ࠿ࡗࡓ㸬୍᪉㸪ᝨᫍ㛫☢ሙࡣ㠀ᖖ࡟ᙅ࠸≀࡛࠶ࡗ࡚ࡶ㸪☢Ẽࣜࢥࢿࢡࢩࣙࣥ࡜ࡑࢀ࡟ࡼࡿ☢
Ẽᅪෆ㒊࡬ࡢ☢ຊ⥺࠾ࡼࡧ㟁Ꮚࡢ㐍ධࢆ௓ࡋ࡚㸪ᅽຊᖹ⾮ࡢ◚ࢀࢆࡶࡓࡽࡍ㸬ࡑࡢ⤖ᯝ㸪ኴ㝧㢼ࡢ㐠ື
㔞ᦆኻ࠶ࡿ࠸ࡣ☢Ẽࢭ࢖ࣝࡢཷࡅࡿാࡃ᥎ຊࡣ㸪ᝨᫍ㛫☢ሙࡀ࡞࠸ሙྜ࡜ྠ➼ࡢᐃᖖᡂศ࡟ຍ࠼࡚㸪᫬
㛫࡟ẚ౛ࡋ࡚ቑຍࡍࡿ㠀ᐃᖖᡂศࡀ⏕ࡌࡿ㸬ࡲࡓࡇࡢᅽຊᖹ⾮ࡢ◚ࢀ࡟㉳ᅉࡋ࡚㸪☢Ẽᅪ๓㠃࡛ࡢ㟁Ꮚ
཯ᑕࡸࢩࣙࢵࢡ≧ᵓ㐀ࡢᙧᡂ࡞࡝ࡀほ ࡉࢀࡓ㸬
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This document is provided by JAXA.
HPC@JAXA2010
㻌
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ᅗ 1 ☢Ẽᅪ࿘㎶࡟ᙧᡂࡉࢀࡿⷧ࠸㟁ὶᒙᵓ㐀(㉁㔞ẚ 450)㸪Si ࡣ࢖࢜ࣥ័ᛶ㛗ࢆ⾲ࡍ㸬
㻌
㻌
㻌
ᅗ 2 ☢Ẽᅪ࿘㎶ࡢ☢ሙᵓ㐀(㉁㔞ẚ 450)㸬⥳⥺ࡣ☢ຊ⥺㸪࣮࢝ࣛࢥࣥࢱ࣮ࡣ㠃እ᪉ྥࡢ☢
ሙ࡛࠶ࡿ㸬Si ࡣ࢖࢜ࣥ័ᛶ㛗ࢆ⾲ࡍ㸬
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) T.Moritaka, M.Nunami, H.Usui and T.Matsui, “Full particle-in-cell simulation on small scale
artificial magnetosphere by using uniform and nested grid systems”, Plasma and Fusion Research,
Vol.6, pp.2401101
2) Toseo Moritaka 㸪 Hideyuki Usui 㸪 Masanori Nunami㸪 Yoshihiro Kajimura Masao Nakamura
and Masaharu Matsumoto㸪 “Full particle-in-cell simulation study on magnetic inflation around
a magneto plasma sail”㸪 IEEE Transactions on Plasma Science㸪 Vol 38㸪 2010㸪 pp.2219-2228
ཱྀ㢌Ⓨ⾲
3) H.Usui and T.Moritaka㸪 “Plasma Particle Simulation on Interactions Between an Artificial
Small Magnetosphere and the Solar Wind”㸪 2nd international symposium on radio systems and
space plasma㸪 August 25-27㸪 Sofia㸪 Bulgaria㸪 2010
4) T.Moritaka㸪 H.Usui and M.Nunami㸪 “SOLAR WIND INTERACTION WITH A SMALL SCALE
ARTIFICIAL MAGNETOSPHERE FOR MAGNETO-PLASMA SAIL”㸪 2010 Asia-Pacific Radio
Science Conference㸪 September 22-26㸪 2010㸪 Toyama International Conference Center
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This document is provided by JAXA.
HPC@JAXA2010
䝬䝹䝏䝇䜿䞊䝹䝅䝭䝳䝺䞊䝅䝵䞁䛻䜘䜛ᮦᩱ◚ቯ䛸ᮦᩱᙉᗘ䛻㛵䛩䜛◊✲㻌
Mechanical properties of materials by multiscale simulation
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸ᒣཱྀ኱Ꮫ኱Ꮫ㝔⌮ᕤᏛ◊✲⛉㸪௝⏣ᗣᾈ([email protected])
◊✲ศᢸ⪅㸸࢔࣮ࣝࢺ኱Ꮫ኱Ꮫ㝔㸪ࣖࣥࢿ࣭ࣈࣟࣥࢡࣅࢫࢺ
㻌 ィ⟬ࡢ┠ⓗ
ࣟࢣࢵࢺࡸ⾨ᫍ➼ࡢ㣕⩧య࡛౑⏝ࡉࢀࡿᵓ㐀ᮦᩱࡣ㸪኱Ẽᅪ࠿ࡽᏱᐂ✵㛫ࡲ࡛ᗈ⠊ᅖ࡞᮲௳ୗ࡟࠾࠸
࡚ࡑࡢᙉᗘࡸᛶ⬟ࡢ⥔ᣢࡀồࡵࡽࢀࡿ㸬Ᏹᐂ✵㛫ࡢᴟ➃࡞≧ἣୗ࡛ࡣ┠࡟ぢ࠼ࡿᮦᩱࡢኚ໬ࡔࡅ࡛࡞ࡃ
ཎᏊࣞ࣋ࣝࡢኚ໬ࡀ㉳ࡇࡾࡑࡢᣲືࡀᮦᩱ඲యࡢᛶ㉁ࡸ⪏ஂᛶ࡟ᙳ㡪ࢆཬࡰࡍ㸬
◊✲ࡢ┠ⓗࡣ㸪
1. 」ᩘࡢᡭἲࢆ⤌ࡳྜࢃࡏࡓ኱つᶍ࣐ࣝࢳࢫࢣ࣮ࣝࢩ࣑࣮ࣗࣞࢩࣙࣥࢆᵓ㐀ᮦᩱ࡟㐺⏝ࡋ㸪ཎᏊࣞ࣋ࣝ
ࢆྵࡵࡓᗈ࠸✵㛫ࢫࢣ࣮ࣝࡢᗈ࠸ど㔝࠿ࡽᮦᩱࡢᛶ㉁ࢆ⌮ゎࡍࡿ㸬
2. ኱Ẽᅪ࠿ࡽᏱᐂ✵㛫ࢆྵࡴ≉Ṧ࡞≧ἣୗ࡛ࡢ࣐ࣝࢳࢫࢣ࣮ࣝࢩ࣑࣮ࣗࣞࢩࣙࣥࢆᐇ⾜ࡋ㸪ᴟ㝈≧ἣୗ
࡟࠾ࡅࡿᮦᩱᙉᗘホ౯ࡢᣦᶆ࡜ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
࣏࣐࣮ࣜࢆ୺య࡜ࡍࡿ」ྜᮦᩱࡣ㍍㔞࠿ࡘ㧗ᙉᗘ࡞ᮦᩱ࡜ࡋ࡚⯟✵ᶵ➼࡟⏝࠸ࡽࢀ㸪ࡉࡽ࡞ࡿ㧗ᶵ⬟
໬ࢆ┠ᣦࡋࡓ㛤Ⓨࡀ㐍ࡵࡽࢀ࡚࠸ࡿ㸬ᮏ◊✲ࡣ㸪ࢩ࣑࣮ࣗࣞࢩࣙࣥࢆ⏝࠸࡚㧗ᛶ⬟࡞࣏࣐࣮ࣜ⣔」ྜᮦ
ᩱࡢ㛤Ⓨࢆ⾜࠺㸬ᮦᩱࡢཎᏊࣞ࣋ࣝࡢᣲື࠿ࡽ࣐ࢡࣟ࡞ᙎᛶᣲືࢆ⥙⨶ࡍࡿ࣐ࣝࢳࢫࢣ࣮ࣝࢩ࣑࣮ࣗࣞ
ࢩࣙࣥἲࢆ⏝࠸ࡿࡇ࡜࡟ࡼࡾ㸪ᗈ࠸ࢫࢣ࣮ࣝ࠿ࡽぢࡓᮦᩱࡢᛶ㉁ࢆᢕᥱࡍࡿࡇ࡜ࡀ┠ⓗ࡛࠶ࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
࣏࣐࣮ࣜ⣔」ྜᮦᩱࡢ㛤Ⓨ࡟࠾࠸࡚㸪㧗ศᏊ࣏࣐࣮ࣜࡢᣲືࢆศᏊ࡛ࣞ࣋ࣝᢕᥱࡍࡿࡇ࡜ࡣ㔜せ࡛࠶
ࡿ㸬௒ᖺᗘ㸪኱つᶍ㧗ศᏊ࣏࣐࣮ࣜࡢ࣐ࣝࢳࢫࢣ࣮ࣝࢩ࣑࣮ࣗࣞࢩࣙࣥࢆ⾜ࡗࡓ㸬࣏࣐࣮ࣜศᏊࡢືࡁ
ࡣศᏊືຊᏛἲࢆ⏝࠸࡚㸪୍᪉㸪࣏࣐࣮ࣜࡢᙎᛶⓗ᣺ࡿ⯙࠸ࡣᙎᛶ㐃⥆య࡜ࡋ࡚ྲྀࡾᢅࡗࡓ㸬ࡇࡢ㸰ࡘ
ࡢ␗࡞ࡿࢫࢣ࣮ࣝࡢィ⟬ࣔࢹࣝࢆ㸪ᡃࠎࡀ㛤Ⓨࡋࡓ㹋㹂/㐃⥆యࣁ࢖ࣈࣜࢵࢻᡭἲࢆ⏝࠸࡚᥋⥆ࡋࡓ㸬᫖
ᖺᗘࡣ㙐≧㧗ศᏊ࡟ࡘ࠸࡚ㄪ࡭ࡓࡀ㸪௒ᖺᗘࡣࡉࡽ࡟㛗࠸㙐≧ᵓ㐀ࢆࡶࡕ㸪ࡲࡓ㙐ࡢ࣎ࣥࢻ㛫࣏ࢸࣥࢩ
ࣕࣝࢆࡶࡘ⌧ᐇ࡟㏆࠸࣏࣐࣮ࣜࣔࢹࣝࢆ⏝࠸࡚ィ⟬ࢆ⾜ࡗࡓ㸬ᖹ⾮≧ែ࡬ࡢ཰᮰ࢆㄪ࡭ࡓ⤖ᯝ㸪ࣁ࢖ࣈ
ࣜࢵࢻᡭἲࢆ⏝࠸ࡓࣔࢹ࡛ࣝࡣ㏻ᖖࡢศᏊືຊᏛἲ࡟ࡼࡿィ⟬ࡼࡾ㸰᱆᪩࠸཰᮰ࢆ♧ࡍࡇ࡜ࡀࢃ࠿ࡗࡓ
[ᅗ1]㸬⌧ᐇ࡟㏆࠸࣏࣐࣮ࣜࣔࢹ࡛ࣝࡶᮏᡭἲࡢ᭷ຠᛶࡀ᫂☜࡟♧ࡉࢀࡓࡇ࡜࡟ࡼࡾ㸪࣏࣐࣮ࣜ⣔」ྜᮦ
ᩱࢆᵓᡂࡍࡿ㧗ศᏊ࣏࣐࣮ࣜࡢ኱つᶍࢩ࣑࣮ࣗࣞࢩࣙࣥࡢᐇ⌧ᛶࢆ♧ࡍࡇ࡜ࡀ࡛ࡁࡓ㸬
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This document is provided by JAXA.
HPC@JAXA2010
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ᅗ 1 㙐≧㧗ศᏊࡢᮎ➃㛫㊥㞳 R ࡢ཰᮰ࡢࡼ࠺ࡍ㸬Ⅼ⥺ࡣ㏻ᖖࡢ MD ἲ㸪ᐇ⥺ࡣࣁ࢖ࣈࣜࢵ
ࢻἲ࡟ࡼࡿ⤖ᯝ㸬
ୖᅗࡢ㏻ᖖࡢMD ἲ࡛ࡣ t~106 (ȫ)࡛ࡼ࠺ࡸࡃᖹ⾮ࡢ್࡟཰᮰ࡍࡿࡀ㸪
ୗᅗࡢࣁ࢖ࣈࣜࢵࢻἲ࡟ࡼࡿィ⟬࡛ࡣ t~104 (ȫ)࡛཰᮰ࡍࡿ㸬ࣞࢼ࣮ࢻࢪ࣮ࣙࣥࢬ࣏ࢸ
ࣥࢩࣕࣝ༢఩⣔ࢆ౑⏝㸬
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ཱྀ㢌Ⓨ⾲
1) ࠕ㐃⥆య㸭⢏Ꮚࣁ࢖ࣈࣜࢵࢻἲ࡟ࡼࡿ⢒ど໬࣏࣐࣮ࣜࣔࢹࣝࡢࢩ࣑࣮ࣗࣞࢩࣙࣥࠖ௝⏣ᗣᾈ㸪ࣖࣥࢿ࣭
ࣈࣟࣥࢡࣅࢫࢺ㸪ࣜࢫࢺ࣭ࢽ࢚࣑ࢿࣥ㸪᪥ᮏ≀⌮Ꮫ఍ 2010ᖺ⛅Ꮨ኱఍㸪2010ᖺ9᭶24᪥㸪኱㜰ᗓ❧኱
Ꮫ
2) Y. Senda㸪 J. Blomqvist and R. M Nieminen: Atomic Force Microscopy Simulation by
MD/continuum hybrid method㸪The annual conference of the Finnish Physical Society㸪Helsinki㸪
29-31 March㸪 2011
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This document is provided by JAXA.
HPC@JAXA2010
䝻䜿䝑䝖䜶䞁䝆䞁䛚䜘䜃㉸㡢㏿㣕⩧య⏝䜶䞁䝆䞁䛻㛵䛩䜛⇞↝ὶయ䛾◊✲㻌
Numerical Study on Combustible Flow in Supersonic Flight Engines and Rocket Engines
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸஑ᕞᕤᴗ኱Ꮫ኱Ꮫ㝔 ᕤᏛ◊✲㝔ᶵᲔ▱⬟ᕤᏛ◊✲⣔㸪
ᆤ஭ఙᖾ([email protected])
◊✲ศᢸ⪅㸸⥲ྜ◊✲኱Ꮫ㝔 ኱Ꮫ≀⌮⛉Ꮫ◊✲⛉ Ᏹᐂ⛉Ꮫᑓᨷ 5 ᖺ୍㈏ไ ༤ኈㄢ⛬ 4 ᖺ㸪
᳃஭㞝㣕([email protected])
஑ᕞᕤᴗ኱Ꮫ኱Ꮫ㝔 ᕤᏛ◊✲㝔ᶵᲔ▱⬟ᕤᏛ◊✲⣔ ಟኈㄢ⛬ 1 ᖺ㸪
ᑠᕝὒᫀ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ᅜ⏘ࣟࢣࢵࢺ࢚ࣥࢪࣥ࠾ࡼࡧ㉸㡢㏿࢚ࣥࢪࣥࡢ㛤Ⓨ࡟࠾࠸࡚㸪ࣀࢬࣝタィࡸ⇞↝ჾタィ࡟㛵ࡍࡿホ౯
ࡸࡑࢀ࡟㛵㐃ࡍࡿᇶ♏◊✲ࢆᐇ᪋ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
⇞↝ჾෆ㒊ὶࢀࡢゎᯒ࡟ࡣ㸪ప㏿࣭㧗Reὶࢀ࡜࡞ࡿࡓࡵ㸪ᚑ᮶ࡢᅽ⦰ᛶゎἲ࡛ࡣ⤖ᯝࡀṇࡋࡃᚓࡽࢀ
࡞ࡃ࡞ࡿ㸬ࡋࡓࡀࡗ࡚㸪ᅛ᭷್ࢆ᧯సࡍࡿ㸪๓ฎ⌮ἲࢆᑟධࡋ㸪3ḟඖὶࢀ࡟࠾࠸࡚ࡑࡢຠᯝࢆ☜ㄆࡍࡿ㸬
ࡲࡓ㸪㉸㡢㏿࢚ࣥࢪࣥࡢೃ⿵ࡢ୍ࡘ࡜ࡉࢀࡿࢹࢺࢿ࣮ࢩࣙࣥࢆ⏝࠸ࡓࣃࣝࢫࢹࢺࢿ࣮ࢩ࢚ࣙࣥࣥࢪࣥ
(PDE)ࡸ࣮ࣟࢸ࣮ࢸ࢕ࣥࢢࢹࢺࢿ࣮ࢩ࢚ࣙࣥࣥࢪࣥ(RDE)㸪ࡑࡋ࡚ࡑࡢᇶ♏࡜࡞ࡿࢹࢺࢿ࣮ࢩࣙࣥ࡟ࡘ
࠸࡚ࡶ㸪ゎᯒࢆᐇ᪋ࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
⇞↝ჾෆ㒊ࡢ㧗Reᩘప㏿ὶࢀࡢゎᯒࢆど㔝࡟ධࢀ࡚㸪๓ฎ⌮ἲࢆ⏝࠸ࡓ㠀཯ᛂᅽ⦰ᛶὶࢀ࡟ࡼࡾゎᯒ
ࢆ⾜ࡗࡓ㸬௒ᖺᗘࡣ3ḟඖὶࢀ࡟࠾ࡅࡿ๓ฎ⌮ἲࡢຠᯝࢆ☜ㄆࡍࡿࡓࡵ࡟㸪 NACA0012⩼ᆺ࡟ᑐࡋ࡚ప
࣐ࢵࣁᩘ㸪పReᩘࡢゎᯒࢆ⾜ࡗࡓ(ᅗ1)㸬ࡑࡢ⤖ᯝ㸪✵ຊ≉ᛶ࡟㛵ࡋ࡚ᐇ㦂ࢹ࣮ࢱ࡜୍⮴ࡍࡿࡇ࡜ࡀ♧ࡉ
ࢀࡓ㸬ࡲࡓ㸪㉸㡢㏿࢚ࣥࢪࣥࡢೃ⿵࡜ࡋ࡚PDE࠾ࡼࡧRDEࡢゎᯒࢆ⾜ࡗࡓ㸬≉࡟3ḟඖRDE࡟㛵ࡋ࡚ࡣ
ᅗ2࡟♧ࡍ㏻ࡾゎᯒ࡟ᡂຌࡋ㸪࢚ࣥࢪࣥ࡜ࡋ࡚ࡢᡂ❧ᛶࢆ௒ᚋホ౯ࡍࡿࡇ࡜ࡀྍ⬟࡜࡞ࡗࡓ㸬
ᅗ1 NACA0012⩼ᆺ࿘ࡾࡢᅽຊศᕸ࠾ࡼࡧ ᗘศᕸ(M=0.01㸪 Re=10㸪000)
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ᅗ 2 RDE ෆ㒊ࡢ ᗘศᕸ
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㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) Kimura㸪 N.Tsuboi㸪 A.K.Hayashi㸪 E.Yamada㸪 Numerical Study and Performance Evaluation
for Pulse Detonation Engine with Exhaust Nozzle (1st report: Estimation on Performance using a
Detailed Reaction Model)㸪Transactions of the Japan Society for Aeronautical and Space Sciences㸪
accepted
2) M.Asahara㸪 N.Tsuboi㸪 A.K.Hayashi㸪 E.Yamada㸪 Two-dimensional Simulation on Propagation
Mechanism of H2/O2 Cylindrical Detonation with a Detailed Reaction Model -Influence of Initial
Energy and Propagation Mechanism-㸪 Combustion Science and Technology㸪 accepted.
3) Takayuki Yamada㸪A.Koichi Hayashi㸪Eisuke Yamada㸪Nobuyuki Tsuboi㸪Venkat E. Tangirala㸪
Toshi Fujiwara㸪 Detonation Limit Thresholds in H2/O2 Rotating Detonation Engine㸪
Combustion Science and Technology㸪Volume 182㸪Issue 11 & 12 November㸪p.1901-1914㸪2010.
4) ᆤ஭ఙᖾ㸪㜿㐩 ⪽㸪ᯘ ග୍㸪ᒣ⏣ⱥຓ㸪ෆ⏣ṇᏹ㸪⸨᳃ಇ㑻㸪㡲⏣ಇஅ㸪90r᭤⟶࡟࠾ࡅࡿH2/O2
ࢹࢺࢿ࣮ࢩࣙࣥࡢὶయຊᏛⓗຠᯝ࡟㛵ࡍࡿᩘ್ゎᯒ㸪 ᪥ᮏ⇞↝Ꮫ఍ㄅㄽᩥ㞟㸪 Vol.52㸪 No.161㸪
pp.213-223㸪 2010
5) ᮌᮧຬ୍ᮁ㸪ᆤ஭ఙᖾ㸪ᯘග୍㸪ᒣ⏣ⱥຓ㸪᤼Ẽࣀࢬࣝࢆ᭷ࡍࡿࣃࣝࢫࢹࢺࢿ࣮ࢩ࢚ࣙࣥࣥࢪࣥࡢᩘ
್ゎᯒ࡟ࡼࡿ᥎ຊᛶ⬟ホ౯㸦➨1ሗ㸸ヲ⣽཯ᛂࣔࢹࣝ࡟ࡼࡿᇶᮏᛶ⬟ࡢホ౯㸧
㸪 ᪥ᮏ⯟✵ᏱᐂᏛ఍ㄽᩥ
㞟㸪Vol.58㸪No.675㸪pp.91-99㸪2010
6) Takashi Ito㸪 Nobuyuki Tsuboi㸪 Hiroshi Miyajima㸪 Numerical Investigations of the Film Cooling
Effect on Sub-Scale Rocket Engine Performance㸪 Transactions of the Japan Society for
Aeronautical and Space Sciences㸪 Vol.53㸪No.179㸪pp.63-70㸪2010
ᰝㄞ࡞ࡋㄽᩥ
7) N. Tsuboi㸪 Y. Kawakami㸪 K. Ezure㸪 A. Hayashi㸪 E. Yamada㸪 Numerical Study and
Performance Evaluation for Pulse Detonation Engine with an Aerospike Nozzle㸪 AIAA-2011-800㸪
49th AIAA Aerospace Sciences Meeting㸪 2011
8) Y. Morii㸪 M. Asahara㸪 N. Tsuboi㸪 A.K. Hayashi㸪 M. Koshi㸪 H. Ogawa㸪 S. Tokudome㸪 The
effects of the schemes in inviscid flux on spinning detonation in a round tube㸪 Eighth
International Symposium on Hazards㸪 Prevention㸪 and Mitigation of Industrial Explosions㸪
ISH101㸪 2010
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9) N. Tsuboi㸪 A.K. Hayashi㸪 M. Uchida㸪 T. Fujimori㸪 Three-dimensional simulations of H2/O2
detonation in a round bent tube㸪 ighth International Symposium on Hazards㸪 Prevention㸪 and
Mitigation of Industrial Explosions㸪 ISH106㸪 2010
10) M. Asahara㸪 N. Tsuboi㸪 A.K. Hayashi E.Yamada㸪 Computational study on cell bifurcation in
two-dimensional cylindrical detonation using AUSMDV scheme㸪 Eighth International
Symposium on Hazards㸪 Prevention㸪 and Mitigation of Industrial Explosions㸪 ISH105㸪 2010
ཱྀ㢌Ⓨ⾲
11) ᆤ஭ఙᖾ㸪᳃஭㞝㣕㸪㉺ ග⏨㸪ᯘ ග୍㸪⇿㎘㝈⏺࡟࠾ࡅࡿ⢓ᛶࡢᙳ㡪㸪➨42ᅇὶయຊᏛㅮ₇఍/⯟✵
Ᏹᐂࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࢩ࣏ࣥࢪ࣒࢘2010㸪 pp. 10㸪 JSASS-2010-2023㸪 ⡿Ꮚ㸪2010.6
12) ᮅཎ ㄔ㸪ᆤ஭ఙᖾ㸪ᯘ ග୍㸪ᒣ⏣ⱥຓ㸪 ෇⟄ࢹࢺࢿ࣮ࢩࣙࣥࡢ⃰ᗘ౫Ꮡ࡟㛵ࡍࡿᩘ್ゎᯒ㸪 ⅆ⸆
Ꮫ఍2010ᖺᗘ᫓Ꮨ◊✲Ⓨ⾲఍㸪 pp.145-148㸪 2010.5.
13) ᮅཎ ㄔ ᆤ஭ఙᖾ ᒣᓮ┿Ṍ㸪 ᯘ ග୍ ᒣ⏣ⱥຓ㸪 ⇿㎘㝈⏺㏆ഐ࡛ࡢ┤᥋㉳⇿࡟ࡼࡿ㓟Ỉ⣲⇿㎘
Ἴࡢᩘ್ゎᯒ㸪 ⅆ⸆Ꮫ఍2010ᖺᗘ⛅Ꮨ◊✲Ⓨ⾲఍㸪 20㸪 2010.11
14) ᆤ஭ఙᖾ㸪 㤶ᕝᓅᐶ㸪 ྿ሙάె㸪 ᔱ⏣ ᚭ㸪 ࣁ࢖ࣈࣜࢵࢻࣟࢣࢵࢺෆ㒊ὶࢀࡢゎᯒ࡟ྥࡅࡓ๓ฎ⌮
ᆺ㠀ᐃᖖᅽ⦰ᛶప㏿ὶࢀ㸸๓ฎ⌮ᆺὶ᮰ィ⟬ἲࡢᙳ㡪࡟ࡘ࠸࡚㸪 ➨54ᅇᏱᐂ⛉Ꮫᢏ⾡㐃ྜㅮ₇఍ࣉࣟ
ࢢ࣒ࣛ㸪3B03㸪 2010.11.
15) ᮅཎ ㄔ㸪ᆤ஭ఙᖾ㸪ᒣᓮ┿Ṍ㸪ᯘ ග୍㸪ᒣ⏣ⱥຓ㸪 AUSMDVࢫ࣮࣒࢟ࢆ⏝࠸ࡓࢹࢺࢿ࣮ࢩࣙࣥࡢ
⾪ᧁἼᵓ㐀࡟㛵ࡍࡿ2ḟඖᩘ್ゎᯒ㸪 ➨48ᅇ⇞↝ࢩ࣏ࣥࢪ࣒࢘㸪 P221㸪 2010.12.
16) ୰ᒣ࿴ಇ㸪᳃஭㞝㣕㸪ᆤ஭ఙᖾ㸪⣽⏣ⱥ᫂㸪ᯘ ග୍㸪ෆ⏣ṇᏹ㸪⸨᳃ಇ㑻㸪 ࢲࣈ࢚ࣝࣝ࣎ෆࢆఏ᧛
ࡍࡿH2/O2ࢹࢺࢿ࣮ࢩࣙࣥࡢᩘ್ゎᯒ㸪 ➨48ᅇ⇞↝ࢩ࣏ࣥࢪ࣒࢘㸪 C323㸪 2010.12.
17) ᒣ⏣㈗ᖾ㸪ᆤ஭ఙᖾ㸪ᯘ ග୍㸪ᒣ⏣ⱥຓ㸪 ࣮ࣟࢸ࣮ࢸ࢕ࣥࢢࢹࢺࢿ࣮ࢩࣙࣥࡢ3ḟඖᩘ್ゎᯒ㸪 ➨
48ᅇ⇞↝ࢩ࣏ࣥࢪ࣒࢘㸪 C324㸪 2010.12
18) .ᆤ஭ఙᖾ㸪 ྿ሙάె㸪 ᔱ⏣ ᚭ㸪 ࣁ࢖ࣈࣜࢵࢻࣟࢣࢵࢺෆ㒊ὶࢀࡢゎᯒ࡟ྥࡅࡓ๓ฎ⌮ᆺ㠀ᐃᖖᅽ
⦰ᛶప㏿ὶࢀ㸸3ḟඖὶࢀࡢᙳ㡪㸪 ᖹᡂ22ᖺᗘᏱᐂ⯟⾜ࡢຊᏛࢩ࣏ࣥࢪ࣒࢘㸪 2010.12.
19) 㤶ᕝᓅᐶ㸪ᆤ஭ఙᖾ㸪྿ሙάె㸪ᔱ⏣ ᚭ㸪๓ฎ⌮ᆺ㠀ᐃᖖᅽ⦰ᛶὶࢀሙゎᯒ࡟ࡼࡿపReᩘࡢ3ḟඖ⩼
ࡢ✵ຊ≉ᛶホ౯㸪᪥ᮏᶵᲔᏛ఍஑ᕞᏛ⏕఍➨42఍༞ᴗ◊✲Ⓨ⾲ㅮ₇఍(No.118-2)㸪pp.109-110㸪 2011.3.
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䝺䞊䝄䞊Ᏹᐂ᥎㐍ෆ㒊䛻⏕䛨䜛䝥䝷䝈䝬㠀ᖹ⾮㍽ᑕ཯ᛂὶ䛾ከḟඖ≀⌮ὶయゎᯒ㻌
Multi-dimensional Numerical Analysis of Non-equilibrium Plasma Flow in Laser Propulsion System
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸኱ྠ኱Ꮫ㸪ⓑ▼⿱அ([email protected])
◊✲ศᢸ⪅㸸኱ྠ኱Ꮫ㸪୰᳃ Ꮫ
኱ྠ኱Ꮫ㸪⇃㇂㞝ஓ
㻌 ィ⟬ࡢ┠ⓗ
࣮ࣞࢨ࣮Ᏹᐂ᥎㐍ࢩࢫࢸ࣒ࡣග࢚ࢿࣝࢠ࣮ࢆ฼⏝ࡍࡿࡓࡵ⇞↝ࡀᚲせ࡞ࡃ㸪ࡑࡢࡓࡵ᤼࢞ࢫ㠃࡛ࢡࣜ
࣮ࣥ࡞࢚ࣥࢪࣥ࡜ࡋ࡚ὀ┠ࡉࢀ࡚࠸ࡿࡶࡢࡢ㸪ෆ㒊ࡢࣉࣛࢬ࣐ὶࡢᵝᏊ࡟୙᫂░࡞㒊ศࡀከ࠸㸬
ᐇ㦂࡛ࡣᅔ㞴࡞࣮ࣞࢨ࣮᥎㐍⿦⨨ෆ㒊ࡢࣉࣛࢬ࣐ᣲື࡟㛵ࡍࡿ▱ぢࢆᚓ㸪ᛶ⬟ྥୖࡸ⪏⇕タィ࡟ᙺ❧
࡚ࡿ㸬
㻌 ◊✲ࡢᴫせ
࣮ࣞࢨ࣮ࣉࣛࢬ࣐ࢆᩘ್ⓗ࡟ゎᯒࡍࡿࡓࡵࡢࣔࢹ࣭ࣝᡭἲࢆᵓ⠏ࡍࡿሙྜ㸪ὶࢀࡢ≉ᛶ᫬㛫ࡼࡾࡶ㍽
ᑕ྾཰࡟㛵ࡍࡿ≉ᛶ᫬㛫ࡣ▷࠸ࡓࡵ࡟ࢫࢸ࢕ࣇࢿࢫࢆ⏕ࡌ࡚ࡋࡲ࠸㸪ᩘ್ⓗ࡟Ᏻᐃ࡞ゎᯒࢆᐇ⾜ࡍࡿ஦
ࡀᴟࡵ࡚ᅔ㞴࡜࡞ࡿ㸬ࡇࡢၥ㢟ࢆゎỴࡍࡿࡓࡵ㸪ᮏゎᯒ࡛ࡣᩘ್ὶయゎᯒᡭἲࢆ࣮࣋ࢫ࡜ࡋࡓୖ࡛࣮ࣞ
ࢨ࣮྾཰࡟క࠺ ᗘ㠀ᖹ⾮ࡸ࢚ࢿࣝࢠ࣮ࡢ⛣ື࡜࠸࠺ࠕ⣔⊂≉ࡢࣉࣟࢭࢫࠖ࡟╔┠ࡋࡓゎᯒࢫ࣮࣒࢟ࡢ
෌ᵓ⠏ࢆ⾜࠸㸪ࡇࡢᵝ࡞ὶࢀ࡜㍽ᑕ྾཰࡜ࡢ࢝ࢵࣉࣜࣥࢢ⌧㇟ࢆゎᯒࡍࡿ஦ࢆྍ⬟࡜ࡋ࡚᮶ࡓ㸬ࡇࢀࡣ
౛࠼ࡤࢯ࣮ࢫࣔࢹࣝࡢᵝ࡞௬ᐃࡣ௚࡟ᑟධࡏࡎ࡟୎ᑀ࡟ᇶ♏᪉⛬ᘧ࠾ࡼࡧୖグࣔࢹࣜࣥࢢࡢࡳࢆゎࡁ⥆
ࡅ࡚࠸ࡃᡭἲ࡛࠶ࡾ㸪௚ࡢゎᯒᡭἲ࡟ẚ࡭࡚㧗࠸ỗ⏝ᛶࢆᣢࡕᚓࡿ࡜⪃࠼࡚࠸ࡿ㸬
ᮏᖺᗘࡣᚑ᮶ࡢ2ḟඖ㍈ᑐ⛠ࢥ࣮ࢻࢆ࣮࣋ࢫ࡜ࡋࡓࡶࡢࡢ㸪ቨ㠃཯ᑕࣔࢹࣝࡢ㏣ຍಟṇ࡟ࡼࡗ࡚᥎ຊ᭱
኱໬࡬ࡢ࣮ࣞࢨ࣮ග㊰᭱㐺໬࡬ࡢᣦ㔪ࢆࡶࡓࡽࡍᵝ࡞᳨ウࢆᐇ⾜ࡋࡓ㸬ࡉࡽ࡟ࡣ㸪ከ౯㟁㞳ࣔࢹࣝ࡬ࡢ
ᣑᙇ࡟ࡼࡿ࣐ࢡࣟ㔞ࡢᙳ㡪࡟ࡘ࠸࡚ㄪ࡭ࡿ஦࡟ࡼࡗ࡚㸪ࣔࢹࣝ⮬㌟ࡢ᭱㐺໬࡟ࡘ࠸࡚ࡶ᳨ウࡋࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
࣮ࣞࢨ࣮᥎㐍ࢩࢫࢸ࣒㸪≉࡟ RP ᆺ㸦ࣃࣝࢫᆺ㸧ࡢ⣔࡟᪊࠸࡚ᐇᶵ࡟୍ᒙ㏆࠸ᵓ᝿タィࡀྍ⬟࡜࡞ࡿ
ᵝ࡟ቨ㠃཯ᑕຠᯝ࡟ග㍈㏣㊧ἲࢆ㏣ຍࡋ࡚ቃ⏺᮲௳࡟ಟṇࢆ᪋ࡋࡓ࡜ࡇࢁ㸪ቨ㠃཯ᑕගࡢ෌྾཰࡟ࡼࡿ
᥎ຊࡀ↓どฟ᮶࡞࠸஦ࡀุ᫂ࡋࡓ㸬
ࡲࡓ㸪ከ౯㟁㞳ࣔࢹࣝ࡬ࡢᣑᙇ࡟ࡼࡗ࡚㸪1౯㟁㞳ࣔࢹࣝࡢࡲࡲ࡛ࡣ(i) LSD㜈್ࡀ㐣ᑠ࡟ぢ✚ࡶࡽࢀ
ࡿ⹯ࡀ࠶ࡿ஦㸪(ii)LSDఏ᧛ᵓ㐀ࡢ┦㐪࡟ࡼࡿఏ᧛㏿ᗘ࡬ࡢⱝᖸࡢᙳ㡪ࡀᠱᛕࡉࢀࡿ஦㸪࡞࡝ࡀ♧ࡉࢀࡓ㸬
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ᅗ 1 ᅽຊศᕸ
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㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ཱྀ㢌Ⓨ⾲
1) ୰᳃㸪ⓑ▼㸸ቨ㠃཯ᑕࢆ⪃៖ࡋࡓRPᆺ࣮ࣞࢨ࣮᥎㐍⏝ࣀࢬࣝࡢᩘ್ⓗタィᡭἲࡢ᳨ウ㸪➨42ᅇὶయ
ຊᏛㅮ₇఍㸭⯟✵Ᏹᐂᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥᢏ⾡ࢩ࣏ࣥࢪ࣒࢘2010ㅮ₇㞟㸪pp.707-711㸪 2010.
2) ⓑ▼㸪⇃㇂㸪ᑠฟ㸸ᕼ࢞ࢫࢆఏ᧛ࡍࡿ࣮ࣞࢨ࣮ᨭᣢࢹࢺࢿ࣮ࢩࣙࣥ࡟࠾ࡅࡿከ౯㟁㞳ࣔࢹࣝࡢᙳ㡪㸪
ᖹᡂ22ᖺᗘᏱᐂ㍺㏦ࢩ࣏ࣥࢪ࣒࢘㸬
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ከศᩓ⣔䜒ྵ䜑䛯ከ┦䝕䝖䝛䞊䝅䝵䞁䛾ᇶ♏䛻㛵䛩䜛ᩘ್䝅䝭䝳䝺䞊䝅䝵䞁㻌
Numerical simulation of multi-phase detonation system
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸㟷ᒣᏛ㝔኱Ꮫ㸪ᯘ ග୍([email protected])
◊✲ศᢸ⪅㸸㟷ᒣᏛ㝔኱Ꮫ㸪ᒣ⏣ⱥຓ([email protected])
㟷ᒣᏛ㝔኱Ꮫ㸪ຍ⸨♸ᶞ([email protected])
㟷ᒣᏛ㝔኱Ꮫ㸪໭ᯘ┤ᶞ([email protected])
㟷ᒣᏛ㝔኱Ꮫ㸪Ọᓥᾈᶞ([email protected])
㟷ᒣᏛ㝔኱Ꮫ㸪ᓥ⏣㝯ྖ([email protected])
㟷ᒣᏛ㝔኱Ꮫ㸪⚟⏣ ᖿ([email protected])
㟷ᒣᏛ㝔኱Ꮫ㸪⣽⏣ⱥ᫂([email protected])
㻌 ィ⟬ࡢ┠ⓗ
᫖ᖺᗘࡣࡇࢀࡲ࡛㛤Ⓨࡋ࡚ࡁࡓẼᾮ஧┦ࢹࢺࢿ࣮ࢩࣙࣥࡢ 2 ḟඖゎᯒࣉࣟࢢ࣒ࣛ࡟࠾࠸࡚㸪⇞ᩱࢆ
JP10 ࠿ࡽ࢚ࢱࣀ࣮ࣝ࡟ኚ᭦ࡋ࡚ゎᯒࢆ⾜ࡗࡓ㸬ᮏᖺᗘࡣ㸪࢚ࢱࣀ࣮ࣝࡢ໬Ꮫ཯ᛂࣔࢹࣝࢆ෌᳨ウࡋ㸪ࡑ
ࡢ௚ࡢ⇞ᩱ࡟㛵ࡍࡿ᳨ウࡶ⾜࠸㸪Ẽᾮ஧┦ࢹࢺࢿ࣮ࢩࣙࣥࡢ≀⌮⌧㇟ࡢゎ᫂࡟ᐤ୚ࡋࡓ࠸࡜⪃࠼࡚࠸ࡿ㸬
ࡲࡓ㸪ࢹࣇࣛࢢ࣮ࣞࢩࣙࣥ࠿ࡽࢹࢺࢿ࣮ࢩࣙࣥ࡬ࡢ㑄⛣㸦DDT㸧⌧㇟ࢆゎ᫂ࡍࡿࡓࡵ࡟㸪ᇶ♏࡜࡞ࡿᩘ
್ࣔࢹࣝࡢ㛤Ⓨࡶ㐍ࡵࡿ㸬
㻌 ◊✲ࡢᴫせ
࢚ࢱࣀ࣮ࣝࢆ⇞ᩱ࡜ࡋࡓẼᾮ஧┦ࢹࢺࢿ࣮ࢩࣙࣥࡢࣉࣟࢢ࣒ࣛࢥ࣮ࢻࢆ㛤Ⓨࡋ㸪᳨ドࢆ⾜ࡗࡓ㸬࢚ࢱ
ࣀ࣮ࣝࡢ໬Ꮫ཯ᛂࣔࢹࣝࡢ෌᳨ウࢆ⾜࠸㸪௚⇞ᩱ࡜ࡢẚ㍑ࢆ⾜࠺㸬஧ḟඖゎᯒ࡛ࡣ㸪ᾮ⁲ࢧ࢖ࢬࡸ⃰ᗘ
࡟ࡼࡗ࡚ఏ᧛ᵓ㐀࡟୚࠼ࡿᙳ㡪ࡀ☜ㄆ࡛ࡁࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
᫖ᖺᗘࡣ㸪࢚ࢱࣀ࣮ࣝࢆᾮయ⇞ᩱ࡜᝿ᐃࡋࡓィ⟬ࢆ⾜ࡗࡓࡀ㸪௒ᖺᗘࡣ࢚ࢱࣀ࣮ࣝ࡜JET-Aࢆ᝿ᐃࡋ
࡚ィ⟬ࢆ⾜ࡗࡓ㸬ࡲࡓ໬Ꮫ཯ᛂࣔࢹࣝࡢ෌᳨ウࢆ⾜ࡗࡓ㸬ᅗ1࡟࢚ࢱࣀ࣮ࣝࡢ᭱኱ᅽຊᒚṔ㸪ᅗ2࡟JET-A
ࢆ᝿ᐃࡋࡓ᭱኱ᅽຊᒚṔࢆ♧ࡍ㸬ࡉࡽ࡟࢚ࢱࣀ࣮ࣝ࡟㛵ࡋ࡚ึᮇ⵨Ⓨ⋡㸪ᾮ⁲ࢧ࢖ࢬ࡟ࡼࡗ࡚࡝ࡢ⛬ᗘ
ࢭࣝࢧ࢖ࢬ࡟ᙳ㡪ࡀ࠶ࡿࡢ࠿ࢆẚ㍑(ᅗ3)ࢆ⾜ࡗࡓ㸬
㻌
ᅗ1 Trace of the maximum pressure of JET-A/Air
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ᅗ 2 Trace of the maximum pressure of Ethanol/Air
ᅗ 3 Comparison detonation cell width of Ethanol/Air
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ཱྀ㢌Ⓨ⾲
1) ᓥ⏣㝯ྖ㸪ᯘග୍㸪 ᒣ⏣ⱥຓ㸪 ᆤ஭ఙᖾ㸪ⅆ⸆Ꮫ఍᫓Ꮨ◊✲Ⓨ⾲఍ (2010)
2) T.Shiamda㸪 A.K.Hayashi㸪 E.Yamada and N.Tsuboi㸪 8th International Symposium on Hazards㸪
prevention㸪 and Mitigation of Industrial Explosions (2010)
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HPC@JAXA2010
┦ᑐㄽⓗ☢Ẽὶయ䛻䛚䛡䜛☢Ẽ䝸䝁䝛䜽䝅䝵䞁䝅䝭䝳䝺䞊䝅䝵䞁㻌
Numerical Study of Relativistic MHD Reconnection
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸⮬↛⛉Ꮫ◊✲ᶵᵓ ᅜ❧ኳᩥྎኳᩥ ࢩ࣑࣮ࣗࣞࢩࣙࣥࣉࣟࢪ࢙ࢡࢺ㸪
㧗ᶫ༤அ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ᮏ◊✲ࡣ┦ᑐㄽⓗ Sweet-Parker ᆺ☢Ẽࣜࢥࢿࢡࢩࣙࣥ࡟࠾ࡅࡿ☢Ẽ࢚ࢿࣝࢠ࣮ኚ᥮ຠ⋡ࢆỴᐃࡍࡿ
ࡇ࡜ࢆ┠ⓗ࡜ࡍࡿ㸬ࡇࡢ┠ⓗࡢࡓࡵ࡟㸪㧗☢Ẽࣞ࢖ࣀࣝࢬᩘ࡛ࡶᏳᐃ࡟ィ⟬ྍ⬟࡞┦ᑐㄽⓗᩓ㐓ᛶ☢Ẽ
ὶయࢥ࣮ࢻࢆ㛤Ⓨࡋ㸪ࡇࡢࢥ࣮ࢻࢆ⏝࠸࡚☢Ẽࣜࢥࢿࢡࢩࣙࣥࡢၥ㢟࡟㐺⏝ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
☢Ẽࣜࢥࢿࢡࢩࣙࣥࡢ㔜せᛶࡣᐇ㦂ᐊ࣭ᆅ⌫☢Ẽᅪ࣭ኴ㝧ࣉࣛࢬ࣐➼㸪ᖜᗈ࠸ศ㔝࡛ᣦ᦬ࡉࢀ࡚࠸ࡿ
ࡀ㸪㏆ᖺ㸪㧗࢚ࢿࣝࢠ࣮ኳయ࡛ࡶࡑࡢ㔜せᛶࡀᣦ᦬ࡉࢀ࡚࠸ࡿ㸬ࡋ࠿ࡋࡑࡢ୍᪉࡛┦ᑐㄽⓗ☢Ẽࣜࢥࢿ
ࢡࢩࣙࣥࡢ⌮ㄽⓗ◊✲ࡸ⾪✺⣔࡟࠾ࡅࡿᩘ್ᐇ㦂ࡣṤ࡝࡞ࡉࢀ࡚࠾ࡽࡎ㸪ࡲࡓ㸪ඛᨷ◊✲(Watanabe &
Yokoyama ’06㸪 Zenitani et al. ’10)࡛ࡣప☢Ẽࣞ࢖ࣀࣝࢬᩘ☢Ẽࣜࢥࢿࢡࢩࣙࣥࡢࡢࡳࢆᢅࡗ࡚࠸ࡿࡓ
ࡵ㸪࢚ࢿࣝࢠ࣮ኚ᥮ຠ⋡ࡢ☢Ẽࣞ࢖ࣀࣝࢬᩘ౫Ꮡᛶ࡟ࡘ࠸࡚ㄪ࡭ࡽࢀ࡚࠸࡞࠿ࡗࡓ㸬ࡑࡇ࡛⚾ࡣ㧗☢Ẽ
ࣞ࢖ࣀࣝࢬᩘ࡛ࡶᏳᐃ࡟ィ⟬ࡀྍ⬟࡞☢Ẽὶయࢥ࣮ࢻࢆసᡂࡋ㸪┦ᑐㄽⓗSweet-Parkerᆺ☢Ẽࣜࢥࢿࢡ
ࢩࣙࣥ࡟࠾ࡅࡿ☢Ẽࣞ࢖ࣀࣝࢬᩘ࡜☢Ẽ࢚ࢿࣝࢠ࣮ኚ᥮ຠ⋡࡟ࡘ࠸࡚ㄪ࡭ࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᩘ್ィ⟬ࡢ⤖ᯝ㸪☢Ẽ࢚ࢿࣝࢠ࣮ࡣ࣮࣒࢜ᩓ㐓࡟ࡼࡗ࡚ࡑࡢ኱㒊ศࡀ⇕࢚ࢿࣝࢠ࣮࡟ኚ᥮ࡉࢀࡿࡇ࡜㸪
ࡇࡢ⇕࢚ࢿࣝࢠ࣮ࡣ㟼Ṇ㉁㔞࢚ࢿࣝࢠ࣮࡟ẚ࡭࡚኱ࡁ࠸ࡓࡵ㸪ࣜࢥࢿࢡࢩࣙࣥ࡟ࡼࡗ࡚⏕ࡌࡿࣉࣛࢬ࣐
ࡢ័ᛶࡣ୺࡟⇕࢚ࢿࣝࢠ࣮࡟ࡼࡗ࡚ᢸࢃࢀ࡚࠸ࡿࡇ࡜ࡀࢃ࠿ࡗࡓ㸬ࡑࡢࡓࡵ࡟࢔࢘ࢺࣇ࣮ࣟࡢ㏿ᗘࡣ‽
┦ᑐㄽⓗ(࣮ࣟࣞࣥࢶᅉᏊࠥ㸯)࡜࡞ࡾ㸪࣮ࣟࣞࣥࢶ཰⦰࡜࠸ࡗࡓ┦ᑐㄽⓗຠᯝࡀຠ࠿࡞࠸ࡓࡵ࡟㸪࢚ࢿ
ࣝࢠ࣮ኚ᥮ຠ⋡ࡣప࠸ࡇ࡜ࡀࢃ࠿ࡗࡓ㸬ࡑࡢ⤖ᯝ㸪ࣜࢥࢿࢡࢩ࣮ࣙࣥࣞࢺࡣ㠀┦ᑐㄽⓗSweet-Parker
ᆺࣜࢥࢿࢡࢩࣙࣥྠᵝ㸪ࣛࣥ࢟ࢫࢺᩘࡢ-0.5஌࡟ẚ౛ࡍࡿࡇ࡜ࡀࢃ࠿ࡗࡓ㸬
ᅗ1 ┦ᑐㄽⓗ᢬ᢠᛶ☢Ẽὶయࢥ࣮ࢻࢆ⏝࠸ࡓSweet-Parkerᆺ☢Ẽࣜࢥࢿࢡࢩࣙࣥ
ࢩ࣑࣮ࣗࣞࢩࣙࣥ㸬⥺ࡣ☢ຊ⥺㸪࣮࢝ࣛࡣ⣬㠃࡟ᆶ┤࡞᪉ྥࡢ㟁ὶᐦᗘࢆ⾲ࡍ㸬
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㻌
㻌
㻌
ᅗ 2 ࣜࢥࢿࢡࢩ࣮ࣙࣥࣞࢺࡢ☢Ẽࣞ࢖ࣀࣝࢬᩘ౫Ꮡᛶ㸬Ȫ0 ࡣึᮇࡢ X=҄࡟࠾ࡅࡿ☢
໬ࣃ࣓࣮ࣛࢱ㸬┤⥺ࡣ⌮ㄽ࠿ࡽண᝿ࡉࢀࡿ㛵ᩘ࡛ S ࡣࣛࣥ࢟ࢫࢺᩘࢆ⾲ࡍ㸬
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) Scaling Law of Relativistic Sweet-Parker Type Magnetic Reconnection㸪 submitted to ApJL
2) Hiroyuki R.Takahashi㸪Eiji Asano㸪Ryoji Matsumoto㸪'Relativistic Expansion of Magnetic Loops
at the Self-similar Stage II: Magnetized outflows interacting with the ambient plasma'㸪 accepted
for the publication in MNRAS
3) Hiroyuki R Takahashi㸪 Kei Kotake㸪 Nobutoshi Yasutake㸪 'Magnetic Field Decay due To the
Wave-Particle Resonances in the Outer Crust of the Neutron Stars'㸪 ApJ㸪 728㸪 151㸪 2011
ᰝㄞ࡞ࡋㄽᩥ
4) H. R. Takahashi㸪 Jin Matsumoto㸪 Youhei Masada㸪 Takahiro Kudoh㸪 ‘Numerical Study of
Relativistic Magnetic Reconnection’㸪 AIP conference㸪 in press
ཱྀ㢌Ⓨ⾲㻌
5) 㧗ᶫ༤அ㸪
ࠕ☢Ẽࣜࢥࢿࢡࢩࣙࣥ࡟࠾ࡅࡿ┦ᑐㄽ࡜㠀┦ᑐㄽⓗࣉࣛࢬ࣐࡛ࡢ㐪࠸ࠖ
㸪➨ 4 ᅇࣈࣛࢵࢡ࣍
㸫ࣝ☢Ẽᅪຮᙉ఍㸪኱ྠ኱Ꮫ㸪2011 ᖺ 3 ᭶ 1 ᪥
6) 㧗ᶫ༤அ㸪ᯇᮏ ோ㸪ᨻ⏣ὒᖹ㸪ᕤ⸨ဴὒࠕ┦ᑐㄽⓗ Sweet-Parker ᆺ☢Ẽࣜࢥࢿࢡࢩࣙࣥࡢᩘ್ⓗ◊
✲ࠖ
㸪᪥ᮏὶయᏛ఍ᖺ఍ 2010㸪Ᏹᐂ࣭ᝨᫍ(1)㸪 ໭ᾏ㐨኱Ꮫ㸪2010 ᖺ 9 ᭶ 10 ᪥
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ᝨᫍ኱Ẽ኱ᚠ⎔䝰䝕䝹䛾㛤Ⓨ䛸Ẽೃ䛾ከᵝᛶ䛻㛵䛩䜛ᩘ್ᐇ㦂㻌
Development of a general circulation model for planetary atmospheres and numerical experiments
on the variety of climate
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸⚄ᡞ኱Ꮫ኱Ꮫ㝔⌮Ꮫ◊✲⛉㸪㧗ᶫⰾᖾ([email protected])
◊✲ศᢸ⪅㸸໭ᾏ㐨኱Ꮫ኱Ꮫ㝔⌮Ꮫ◊✲㝔㸪▼Ώṇᶞ([email protected])
⚄ᡞ኱Ꮫ኱Ꮫ㝔⌮Ꮫ◊✲⛉㸪⣡ከဴྐ([email protected])
᝟ሗ㏻ಙ◊✲ᶵᵓ㸪᳃ᕝ㟹኱([email protected])
ᒸᒣ኱Ꮫ኱Ꮫ㝔⮬↛⛉Ꮫ◊✲⛉㸪ࡣࡋࡶ࡜ࡌࡻ࣮ࡌ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ᮏ⏦ㄳㄢ㢟ࡢ┠ⓗࡣ㸪ኴ㝧⣔ᝨᫍ࠿ࡽ⣔እᝨᫍ㸪ࡑࡋ࡚௬᝿ⓗ࡞ᝨᫍ࡟⮳ࡿࡲ࡛㸪⪃࠼ࡽࢀࡿᵝࠎ࡞ᝨ
ᫍ࡟࠾ࡅࡿẼೃ≧ែࢆồࡵࡿࡓࡵࡢ኱Ẽ኱ᚠ⎔ࣔࢹࣝ (General Circulation Model; GCM) ࢆ㛤Ⓨࡍࡿ
ࡇ࡜㸪ࡑࡋ࡚ࡑࡢ GCM ࢆ⏝࠸ࡓᩘ್ィ⟬࡟ࡼࡿẼೃࡢከᵝᛶࡢㄪᰝࢆ⾜࠺ࡇ࡜࡛࠶ࡿ㸬
㻌 ◊✲ࡢᴫせ
ᖹᡂ 22 ᖺᗘ࡟ࡣ㸪21 ᖺᗘ࡟ᘬࡁ⥆ࡁ㸪ࡇࢀࡲ࡛࡟ᵓ⠏ࡋ࡚ࡁࡓࣔࢹࣝࢆ⏝࠸࡚㸪₻ộຊ࡟ࡼࡗ࡚
ᜏᫍ࡜ྠᮇࡋࡓ⮬㌿࣭බ㌿࿘ᮇࢆᣢࡘ⣔እᝨᫍࢆ᝿ᐃࡋ࡚㸪᫨༙⌫࡜ኪ༙⌫ࡀᅛᐃࡉࢀࡓᝨᫍ (௨ୗ࡛
ࡣྠᮇᅇ㌿ᝨᫍ࡜࿧ࡪ) ࡢ኱Ẽᚠ⎔ࡢィ⟬ࢆᐇ᪋ࡋࡓ㸬≉࡟㸪ᝨᫍ኱Ẽࡀᭀ㉮ ᐊ≧ែ࡟⮳ࡿධᑕᨺᑕ
㔞ࡢ㝈⏺್ (ᭀ㉮㝈⏺) ࡟ὀ┠ࡋ㸪ኴ㝧ᐃᩘࢆኚ᭦ࡋࡓࣃ࣓࣮ࣛࢱᐇ㦂ࢆ⾜ࡗࡓ. ࡲࡓ㸪ᭀ㉮ ᐊຠᯝࡢ
Ⓨ⏕᮲௳ࢆ᫂ࡽ࠿࡟ࡍࡿࡇ࡜ࢆ┠ᣦࡋ㸪ᭀ㉮㝈⏺ࡢ⮬㌿ゅ㏿ᗘ࡜ධᑕᨺᑕศᕸ࡬ࡢ౫Ꮡᛶࢆㄪ࡭ࡓ㸬௚
᪉㸪ࡇࢀࡽࡢィ⟬࡜୪⾜ࡋ࡚, ኴ㝧⣔ෆᝨᫍࡢ኱Ẽᚠ⎔ࡢィ⟬ࢆ⾜࠺ࡇ࡜ࢆ┠ᣦࡋ࡚㸪≀⌮⣲㐣⛬ࡢቑ
ᙉࢆ୰ᚰ࡜ࡋࡓࣔࢹࣝ㛤Ⓨࢆ㐍ࡵࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ྠᮇᅇ㌿ᝨᫍ࡟࠾ࡅࡿᭀ㉮㝈⏺ࢆㄪ࡭ࡿࡓࡵ࡟㸪1380㸪1450㸪1500㸪1550㸪1600 W/m2 ࡢධᑕᨺᑕ
㔞ࢆ୚࠼࡚ィ⟬ࢆ⾜ࡗࡓ㸬ࡇࢀࡽࡢィ⟬࡛ࡣ㸪ᭀ㉮㝈⏺ࡀ⮬㌿ゅ㏿ᗘ࡟౫Ꮡࡍࡿྍ⬟ᛶࢆ⪃៖ࡋ㸪2 ✀
㢮ࡢ⮬㌿ゅ㏿ᗘ (⮬㌿࡞ࡋ㸪ᆅ⌫࡜ྠࡌ⮬㌿ゅ㏿ᗘ) ࢆ୚࠼࡚ィ⟬ࢆ⾜ࡗ࡚࠸ࡿ㸬ࡲࡓ㸪ࡑࢀࡒࢀࡢ⮬
㌿ゅ㏿ᗘ࡟࠾࠸࡚㸪ᆅ⌫ࡢ᪥ᖹᆒᖺᖹᆒධᑕศᕸࢆ୚࠼ࡓ㏣ຍィ⟬ࢆ⾜࠺ࡇ࡜࡛㸪ᭀ㉮㝈⏺ࢆ⪃࠼ࡿୖ
࡛ྠᮇᅇ㌿≧ែࡀ࡝ࡢ⛬ᗘ≉Ṧ࡛࠶ࡿ࠿ࡢ᳨ウᮦᩱ࡜ࡋࡓ㸬ࡇࢀࡽࡍ࡭࡚ࡢィ⟬࡟࠾࠸࡚㸪 ᝨᫍ⾲㠃ࡣ
⇕ᐜ㔞ࡀࢮࣟࡢ᮲௳ (swamp ᮲௳) ࢆ୚࠼㸪Ỉࡣᝨᫍ⾲㠃࡟↓㝈࡟Ꮡᅾࡍࡿ࡜ࡋࡓ㸬ࡲࡓ㸪ࡍ࡭࡚ࡢィ
⟬࡟࠾࠸࡚඲⌫ᖹᆒᝨᫍ⾲㠃Ẽᅽࡣ 105 Pa ࡜ࡋࡓ㸬✚ศ᫬㛫ࡣ 2000 ᆅ⌫᪥㛫࡛࠶ࡾ㸪᭱ᚋࡢ 1000
ᆅ⌫᪥㛫ࡢ⤖ᯝࢆゎᯒ࡟౑⏝ࡋࡓ㸬
ྠᮇᅇ㌿ᝨᫍࡢィ⟬ࡢ⤖ᯝ㸪ᭀ㉮㝈⏺ࡣ 1450-1550 W/m2 ࡢ㛫࡟࠶ࡿࡇ࡜ࡀ♧ࡉࢀࡓ㸬ධᑕᨺᑕ㔞ࡀ
኱ࡁࡃ࡞ࡿ࡟ࡘࢀ࡚㸪኱Ẽୖ➃࡟࠾ࡅࡿእྥࡁ㛗Ἴᨺᑕ (Outgoing Longwave Radiation; OLR) ࡢỈᖹ
೫ᕪࡣᑠࡉࡃ࡞ࡿ (ᅗ1)㸬ࡇࢀࡣධᑕᨺᑕ㔞ࡀ኱ࡁࡃ࡞ࡿ࡟ࡘࢀ࡚㸪᫨༙⌫࠿ࡽኪ༙⌫࡬ࡢ⇕㍺㏦ࡀ኱
ࡁࡃ࡞ࡗ࡚࠸ࡿࡇ࡜ࢆ♧ࡋ࡚࠾ࡾ㸪࡯ࡰ඲⌫࡟Ώࡗ࡚༑ศ࡟⇕ࡀ㍺㏦ࡉࢀࡓ⤖ᯝ࡜ࡋ࡚ᭀ㉮ ᐊ≧ែ࡟
⮳ࡿࡇ࡜ࡀ♧၀ࡉࢀࡿ㸬࡞࠾㸪ィ⟬⤖ᯝࡣ⮬㌿࡞ࡋࡢ᮲௳ࡢ᪉ࡀ㸪ᆅ⌫ࡢ⮬㌿ゅ㏿ᗘࡢሙྜ࡟ẚ࡭࡚ᭀ
㉮㝈⏺ࡀ኱ࡁ࠸ഴྥࢆ♧ࡋࡓ. ኴ㝧ᐃᩘቑຍ᫬࡟࠾ࡅࡿ⇕㍺㏦㔞ቑຍศࡢ㢧⇕࡜₯⇕ࡢෆヂࡣ⮬㌿ゅ㏿
ᗘ࡟౫Ꮡࡋ࡚࠸ࡓ㸬୍᪉㸪ᆅ⌫ࡢ᪥ᖹᆒᖺᖹᆒ᪥ᑕศᕸࢆ୚࠼ࡓィ⟬࡛ᚓࡽࢀࡓᭀ㉮㝈⏺ࡣ㸪1500-1600
W/m2 ࡢ㛫࡛࠶ࡗࡓ. ࡇࡢ⤖ᯝࡣ㸪ᭀ㉮㝈⏺ࡀධᑕᨺᑕศᕸ࡟౫Ꮡࡋ࡚࠸ࡿྍ⬟ᛶࢆ♧၀ࡍࡿ㸬ࡋ࠿ࡋ㸪
-195-
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ࡇࢀࡽᭀ㉮㝈⏺ࡢ⮬㌿ゅ㏿ᗘ㸪ධᑕᨺᑕศᕸ࡟౫ࡿᕪࡀ㸪౛࠼ࡤᝨᫍ⾲㠃࡟࠾ࡅࡿᾮయࡢỈࡢᏑᅾ᮲௳
ࢆ⪃࠼ࡿୖ࡛᭷ព࡛࠶ࡿ࠿࡝࠺࠿࡟ࡘ࠸࡚ࡣ㸪௒ᚋࡉࡽ࡞ࡿ᳨ウࡀᚲせ࡛࠶ࡿ㸬
ࡲࡓ㸪ኴ㝧⣔ෆᝨᫍࡢ࠺ࡕ㸪≉࡟ᆅ⌫࡜ⅆᫍ࡟ὀ┠ࡋ㸪ࡇࢀࡽࡢ኱Ẽᚠ⎔ࢆィ⟬ࡍࡿࡇ࡜ࢆ┠ᣦࡋ࡚㸪
ࡇࢀࡲ࡛࡟ᵓ⠏ࡋ࡚ࡁࡓ኱Ẽ኱ᚠ⎔ࣔࢹࣝ࡟㸪ᆅ⌫⏝࠾ࡼࡧⅆᫍ⏝ࡢᨺᑕࣔࢹࣝࢆᑟධࡋࡓ. ࡑࡢࣔࢹ
ࣝࢆ⏝࠸࡚㸪ᆅ⌫࠾ࡼࡧⅆᫍ᮲௳࡛ࡢ☜ㄆ࣭ணഛィ⟬ࢆᐇ᪋୰࡛࠶ࡿ㸬
㻌
ᅗ1 ྠᮇᅇ㌿ᝨᫍ (⮬㌿ゅ㏿ᗘࢮࣟ) ࡟࠾ࡅࡿ OLR Ỉᖹศᕸ. ᶓ㍈ࡣ⤒ᗘ㸪⦪㍈ࡣ⦋ᗘ. ➼್
⥺ࡣ 5 w/m2. ᜏᫍ┤ୗⅬࡣ⤒ᗘ 90 ᗘࡢ㉥㐨࡛࠶ࡾ㸪᫨༙⌫ࡣ⤒ᗘ 0-180 ᗘ࡛࠶ࡿ㸬(a)
ኴ㝧ᐃᩘ 1380 W/m2 ࡢሙྜ㸪(b) ྠ㸪1500 W/m2 ࡢሙྜ㸬
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ཱྀ㢌Ⓨ⾲
1) ⣡ከဴྐ㸪▼Ώṇᶞ㸪୰ᓥ೺௓㸪㧗ᶫⰾᖾ㸪᳃ᕝ㟹኱㸪す⃝ㄔஓ㸪ᯘ ⚈௓㸪ྠᮇᅇ㌿ᝨᫍࡢ኱Ẽ኱ᚠ
⎔࡜ࡑࡢ⮬㌿ゅ㏿ᗘ౫Ꮡᛶ㸪᪥ᮏᆅ⌫ᝨᫍ⛉Ꮫ㐃ྜ 2010 ᖺ኱఍㸪ᖥᙇ࣓ࢵࢭ ᅜ㝿఍㆟ሙ㸪༓ⴥ┴㸪
2010 ᖺ 05 ᭶ 25 ᪥㸬
2) ⣡ከဴྐ㸪▼Ώṇᶞ㸪୰ᓥ೺௓㸪㧗ᶫⰾᖾ㸪᳃ᕝ㟹኱㸪す⃝ㄔஓ㸪ᯘ ⚈௓㸪ྠᮇᅇ㌿ᝨᫍࡢ኱Ẽ኱ᚠ
⎔࡜ࡑࡢ⮬㌿ゅ㏿ᗘ౫Ꮡᛶ㸪᪥ᮏẼ㇟Ꮫ఍ 2010 ᖺᗘ᫓Ꮨ኱఍㸪ᅜ❧࢜ࣜࣥࣆࢵࢡグᛕ㟷ᑡᖺ⥲ྜࢭ
ࣥࢱ࣮㸪ᮾி㒔㸪2010 ᖺ 05 ᭶ 26 ᪥㸬
3) ⣡ከဴྐ㸪▼Ώṇᶞ㸪୰ᓥ೺௓㸪㧗ᶫⰾᖾ㸪᳃ᕝ㟹኱㸪す⃝ㄔஓ㸪ᯘ ⚈௓㸪ྠᮇᅇ㌿ᝨᫍ࡟࠾ࡅࡿኴ
㝧ᐃᩘቑ኱ᐇ㦂㸪᪥ᮏᝨᫍ⛉Ꮫ఍ 2010 ᖺ⛅Ꮨㅮ₇఍㸪121㸪ྡྂᒇ኱Ꮫ㔝౫グᛕᏛ⾡஺ὶ㤋㸪 ឡ▱
┴㸪2010 ᖺ 10 ᭶ 06 ᪥㸬
4) ⣡ከဴྐ㸪▼Ώṇᶞ㸪୰ᓥ೺௓㸪㧗ᶫⰾᖾ㸪᳃ᕝ㟹኱㸪す⃝ㄔஓ㸪ᯘ⚈௓㸪ྠᮇᅇ㌿ᝨᫍ࡟࠾ࡅࡿኴ㝧
ᐃᩘቑ኱ᐇ㦂㸪᪥ᮏẼ㇟Ꮫ఍ 2010 ᖺᗘ⛅Ꮨ኱఍㸪D311㸪ி㒔ࢸࣝࢧ㸪ி㒔ᗓ㸪2010 ᖺ 10 ᭶ 29 ᪥㸬
5) ⣡ከဴྐ㸪▼Ώṇᶞ㸪୰ᓥ೺௓㸪㧗ᶫⰾᖾ㸪᳃ᕝ㟹኱㸪す⃝ㄔஓ㸪ᯘ⚈௓㸪ྠᮇᅇ㌿ᝨᫍ࡟࠾ࡅࡿኴ㝧
ᐃᩘቑ኱ᐇ㦂. ➨ 25 ᅇ኱Ẽᅪࢩ࣏ࣥࢪ࣒࢘㸪2-1㸪Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ Ᏹᐂ⛉Ꮫ◊✲ᮏ㒊㸪┦ᶍཎ
ᕷ㸪2011 ᖺ 02 ᭶ 21 ᪥㸬
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HPC@JAXA2010
➨୍ཎ⌮ศᏊືຊᏛἲ䛻䜘䜛 㻝㻠 ᪘ᾮయ㔠ᒓ䛾䝎䜲䝘䝭䜽䝇䛾◊✲㻌
Dynamic structure of liquid metals by ab initio molecular-dynamics simulations
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸ᗈᓥ኱Ꮫ኱Ꮫ㝔⥲ྜ⛉Ꮫ◊✲⛉㸪᐀ᑼಟ἞([email protected])
㻌 ィ⟬ࡢ┠ⓗ
୍⯡࡟ᶓἼࡣ㸪ᅛయ୰ࡢࡳࢆఏࢃࡾ㸪ᾮయࡸẼయ୰ࡣఏࢃࡽ࡞࠸࡜ࡉࢀ࡚࠸ࡿࡀ㸪ཎᏊࢫࢣ࣮࡛ࣝࡣ㸪
ᾮయ୰࡟࠾࠸࡚ࡶ㸪ᶓἼࡀᏑᅾࡍࡿሙྜࡀ࠶ࡿ㸬ࡑࡇ࡛㸪ᮏ◊✲࡛ࡣ㸪ᶓἼⓎ⏕ࡢ࣓࢝ࢽࢬ࣒ࢆ᫂ࡽ࠿
࡟ࡍࡿࡓࡵ࡟㸪➨୍ཎ⌮ศᏊືຊᏛࢩ࣑࣮ࣗࣞࢩࣙࣥࢆᐇ᪋ࡋ㸪ཎᏊ఩⨨࡜㏿ᗘࡢ᫬⣔ิࢹ࣮ࢱࢆྲྀᚓ
ࡍࡿ㸬ࡲࡓ㸪ࡑࢀࡽࡢࢹ࣮ࢱࢆ⏝࠸࡚㸪ᶓἼࡢྍど໬ࢆ⾜࠺ࡇ࡜ࢆ┠ⓗ࡜ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
ཎᏊ㛫ࡢ┦஫స⏝ࡀ➼᪉ⓗ࡞⣔࡛࠶ࡿᾮయࢼࢺ࣒ࣜ࢘㸪␗᪉ⓗ┦஫స⏝ࡢᙉ࠸ᾮయࢩࣜࢥࣥ㸪࠾ࡼࡧ㸪
ࡑࢀࡽࡢ୰㛫ⓗ࡞ᾮయࢫࢬࢆᑐ㇟࡜ࡋ㸪┦஫స⏝࡜ᶓἼⓎ⏕ࡢ࣓࢝ࢽࢬ࣒ࡢ┦㛵ࢆㄪ࡭ࡓ㸬ࡑࡢࡓࡵ࡟㸪
ཎᏊᩘ64㹼216ಶࡢ⣔࡛ᩘ10ࣆࢥ⛊ࡢ➨୍ཎ⌮ศᏊືຊᏛࢩ࣑࣮ࣗࣞࢩࣙࣥࢆ⾜࠸㸪transverse ࠾ࡼࡧ
longitudinal current correlation functionࢆồࡵ㸪ᶓἼࡢᏑᅾ࡟ࡘ࠸࡚ㄪ࡭ࡓ㸬ࡲࡓ㸪ᶓἼ࡜ྛཎᏊࡢ
㐠ືࡢ┦㛵࡟ࡘ࠸࡚㸪どぬⓗ࡞⌮ゎࢆᚓࡿࡓࡵ࡟㸪ᶓἼࡢྍど໬ἲࢆ⪃᱌ࡋ㸪ᶓἼ࡜ཎᏊࡢ㐠ືࡢ㛵ಀ
ࢆ♧ࡍࢥࣥࣆ࣮ࣗࢱࢢࣛࣇ࢕ࢵࢡࢫࢆసᡂࡋࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ཎᏊ㛫┦஫స⏝ࡀ➼᪉ⓗ࡞ᾮయࢼࢺ࣒࡛ࣜ࢘ࡣ㸪1ࢼࣀ࣓࣮ࢺࣝ௨ୖࡢἼ㛗ࢆᣢࡘᶓἼࡀᏑᅾࡍࡿࡀ㸪
ᾮయࢫࢬ࡛ࡣ㸪1ࢼࣀ࣓࣮ࢺࣝ௨ୗࡢ▷࠸Ἴ㛗ࡢᶓἼࡢࡳ࡜࡞ࡾ㸪ࡉࡽ࡟㸪ᾮయࢩࣜࢥ࡛ࣥࡣᶓἼࡣᏑᅾ
ࡋ࡞࠸ࡇ࡜ࡀࢃ࠿ࡗࡓ㸬ࡇࢀࡣ㸪␗᪉ⓗ࡞┦஫స⏝ࡢࡶ࡜࡛ࡣ㸪ྛࡢཎᏊࡢ࿘ࡾࡢཎᏊࡢᩘࡀᑡ࡞ࡃ࡞
ࡾ㸪ཎᏊࡢࡎࢀ࡟ᑐࡋ࡚㸪ࡶ࡜࡟ᡠࡍຊࡀ࿘ᅖ࠿ࡽാࡁ࡟ࡃ࠸࠿ࡽ࡛࠶ࡿ࡜⪃࠼ࡽࢀࡿ㸬
ࡲࡓ㸪ࡇࢀࡲ࡛࡟౛ࡢ࡞࠸㸪ᾮయ୰ࡢᶓἼࡢྍど໬࡟ᡂຌࡋࡓ㸬
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㻌
ᅗ1 ᾮయࢼࢺ࣒ࣜ࢘ᶓἼࡢྍど໬
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) Munejiri S.㸪 Shimojo F. and Hoshino K.㸪 “Real-space investigation of a transverse wave in a
liquid system generated by a molecular-dynamics simulation“㸪 Computer Physics
Communications㸪 Vol. 182㸪 Issue 1㸪 (2011)㸪 pp 58-61.
ཱྀ㢌Ⓨ⾲
2) ᐀ᑼಟ἞㸪ୗᲄ෤ᶞ㸪ᫍ㔝බ୕㸪
͆ᾮయ୰ࡢᶓἼࡢྍど໬㸫ศᏊືຊᏛἲ͇
㸪ศᏊࢩ࣑࣮ࣗࣞࢩࣙࣥウ
ㄽ఍㸪2010 ᖺ 11 ᭶㸪⚟஭┴┴Ẹ࣮࣍ࣝ
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HPC@JAXA2010
ᆅ⌫䛚䜘䜃ᝨᫍ☢ሙᡂᅉゎ᫂䛾䛯䜑䛾 㻿㼡㼎㻙㻳㼞㼕㼐㻌㻿㼏㼍㼘㼑㻌㻔㻿㻳㻿㻕䝎䜲䝘䝰䝅䝭䝳䝺䞊䝅䝵䞁
Sub-grid scale (SGS) modeling for the Earth and planetary dynamo simulation
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸Department of Earth and Planetary Sciences㸪 University of California㸪 Berkeley㸪
ᯇ஭ᏹ᫭([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ᆅ⌫ཬࡧᝨᫍࡢᅛ᭷☢ሙࡣ㸪ෆ㒊ࡢ㟁☢ὶయࡢᑐὶ㐠ື࡟ࡼࡿࢲ࢖ࢼࣔ㐣⛬࡟ࡼࡗ࡚⏕ᡂ㸪⥔ᣢࡉࢀ
࡚࠾ࡾ㸪ᩘ್ᐇ㦂࡟ࡼࡗ࡚ࡑࡢᇶᮏⓗࣉࣟࢭࢫࡀ᫂ࡽ࠿࡟ࡉࢀ࡚ࡁࡓ㸬ࡋ࠿ࡋ㸪ᆅ⌫ࡢእ᰾࡟᪊ࡅࡿᑐ
ὶࡣࡑࡢᑠࡉ࡞⢓ᛶ࡟ࡼࡾ㸪ከࡃࡢ஘ὶ⌧㇟ࡀ⏕ࡌ࡚࠸ࡿ࡜᥎ᐃࡉࢀ࡚࠸ࡿࡀ㸪ࡇࢀࡲ࡛ᐇ᪋ࡉࢀࡓᅇ
㌿⌫Ẇࣔࢹࣝ࡟࠾ࡅࡿࢲ࢖ࢼࣔࢩ࣑࣮ࣗࣞࢩ࡛ࣙࣥࡣ㸪✵㛫ゎീᗘࡢไ㝈࡟ࡼࡾᐇ㝿ࡢᆅ⌫ࡢእ᰾࡛᥎
ᐃࡉࢀࡿ್ࡼࡾࡶ㐶࠿࡟኱ࡁ࠸⢓ᛶಀᩘࢆ㐺⏝ࡋ࡚ࡁࡓ㸬ᮏ◊✲࡛ࡣእ᰾ࡢ஘ὶࡀ኱つᶍ࡞ᵓ㐀ࡢᑐὶ
ཬࡧ☢ሙࡢ⏕ᡂ࡟୚࠼ࡿᙳ㡪ࢆࢲ࢖ࢼࣔࢩ࣑࣮ࣗࣞࢩࣙࣥ࡟࠾࠸࡚ࣔࢹࣝ໬ࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
ᮏ◊✲࡛ࡣ㸪ᅇ㌿⣔࡟᪊ࡅࡿ㠀ᅽ⦰ᛶ㟁☢ὶయ࡟ᑐࡍࡿ 3 ḟඖ㸪㠀ᐃᖖࡢ㟁☢ὶయ(MHD)ࢩ࣑࣮ࣗࣞ
ࢩࣙࣥࢆᐇ᪋ࡍࡿ㸬
ィ⟬᱁Ꮚୖ࡛ࡣ⾲⌧୙ྍ⬟࡞ᑠࢫࢣ࣮ࣝࡢ஘ὶࢆࣔࢹࣝ໬ࡍࡿSub-grid scale (SGS)
ࣔࢹࣝ࡜ࡋ࡚㸪Sub grid scale ࡢሙࡀ୚࠼ࡿᙳ㡪ࢆ㸪ィ⟬᱁Ꮚ࡛⾲⌧ྍ⬟࡞ᑠࢫࢣ࣮ࣝࡢሙ࡟ࡼࡗ࡚ࣔ
ࢹࣝ໬ࡍࡿ Dynamic scale similarity model ࢆ඲࡚ࡢ㠀⥺ᙧ㡯㸦⛣ὶ㡯㸪Lorentz force㸪 magnetic
induction㸧࡟㐺⏝ࡍࡿ㸬ᮏࣔࢹࣝࡢጇᙜᛶࢆ᳨ドࡍࡿࡓࡵ࡟㸪SGS ࣔࢹࣝࢆ㐺⏝ࡋ࡞࠸┤᥋ࢩ࣑ࣗࣞ
࣮ࢩࣙࣥࢆ㧗ゎീᗘ㸦ྛ᪉ྥ࡟ 2 ಸ࠿ࡽ 4 ಸ⛬ᗘ㸧ࡢゎീᗘ࡛ᐇ᪋ࡋ㸪ࡑࡢ⤖ᯝ࡜ SGS ࣔࢹࣝࢆ㐺⏝
ࡋࡓィ⟬⤖ᯝ࡜ẚ㍑ࡍࡿࡇ࡜࡛ᮏࣔࢹࣝࡢጇᙜᛶࢆ᳨ドࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᮏᖺᗘࡣ㸪ᮏ◊✲࡟⏝࠸ࡿSGSࣔࢹࣝࢆ⏝࠸ࡓࢩ࣑࣮ࣗࣞࢩࣙࣥࢥ࣮ࢻ࡟ᑐࡋ࡚㸪SX-9࡟ᑐࡍࡿ᭱㐺
໬ࢆ୺࡟ᐇ᪋ࡋࡓ㸬ࡋ࠿ࡋ㸪᭷㝈せ⣲ἲ࡟ᑐࡍࡿ኱つᶍ⢒⾜ิࢆCGἲ࡛ゎࡃ㒊ศࡢ࣋ࢡࢺࣝ໬ࡢࡓࡵ࡟
ከࡃࡢࣜࢫࢺ࣋ࢡࢺࣝࡀ౑⏝ࡉࢀ࡚࠾ࡾ㸪SX-9࡟࠾࠸࡚ࣂࣥࢡࢥࣥࣇࣜࢡࢺࡢゎᾘࢆゎỴࡍࡿࡇ࡜ࡀ࡛
ࡁ࡞࠿ࡗࡓ㸬ࡇࡢࡓࡵ㸪ᮏᖺᗘࡣ㸪⌫㠃ㄪ࿴㛵ᩘᒎ㛤ࢆ⏝࠸ࡓᅇ㌿⌫Ẇࢲ࢖ࢼࣔࢆヨ㦂ࡋࡓ⤖ᯝ㸪᭷㝈
せ⣲ἲࢆ⏝࠸ࡓࣔࢹࣝ࡟ᑐࡋ࡚10ಸ௨ୖࡢィ⟬ຠ⋡࡛ࡢᐇ᪋ࡀྍ⬟࡛࠶ࡿࡇ࡜ࡀุ᫂ࡋࡓ㸬
ᮏࢩ࣑࣮ࣗࣞࢩ࡛ࣙࣥࡣ㸪SGSࣔࢹࣝࢆ⛣ὶ㸪Lorentz force㸪࠾ࡼࡧ magnetic induction࡟ᑐࡋ࡚
㐺⏝ࡋࡓLarge eddy simulation (LES) ࢆᐇ᪋ࡋ㸪ẚ㍑ࡢࡓࡵ࡟ྠゎീᗘࡢ࣓ࢵࢩࣗࢆ⏝࠸࡚SGSࣔࢹ
ࣝࢆ㐺⏝ࡋ࡞࠸┤᥋ࢩ࣑࣮ࣗࣞࢩࣙࣥ(Unresolved DNS)㸪࠾ࡼࡧ㸪༑ศ࡞✵㛫ゎീᗘࢆᣢࡘ࣓ࢵࢩࣗࢆ
⏝࠸ࡓ┤᥋ࢩ࣑࣮ࣗࣞࢩࣙࣥ(Resolved DNS)ࢆᐇ᪋ࡋ࡚ࡑࡢ⤖ᯝࢆẚ㍑ࡋࡓ㸬኱つᶍ࡞✵㛫ᵓ㐀࡜ࡋ
࡚㸪⤒ᗘᖹᆒࢆ⾜ࡗࡓ⤒ᗘ᪉ྥࡢ㏿ᗘሙࡢᵓ㐀ࢆẚ㍑ࡋࡓ࡜ࡇࢁ㸪Unresolved DNS࡜Resolved DNSࡢ
㛫࡛ࡣ᭱኱50㸣ࡢᕪ␗ࡀほ ࡉࢀࡓࡀ㸪LES࡜Resolved DNSࡢ⤖ᯝࢆẚ㍑ࡋࡓሙྜ㸪ࡑࡢᕪ␗ࡣ16㸣
⛬ᗘ࡟␃ࡲࡾ㸪✵㛫ᵓ㐀ࡶUnresolved DNS࡟ẚࡋ࡚ࡼࡾResolved DNS࡟㏆࠸ィ⟬⤖ᯝࡀᚓࡽࢀࡓ㸦ᅗ
1㸧
㸬
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Resolved DNS
Unresolved DNS
LES
㻌
ᅗ1 ⤒ᗘ᪉ྥ࡟ᖹᆒࡋࡓ㏿ᗘሙࡢ⤒ᗘ᪉ྥᡂศࡢẚ㍑㸬LES㸦ྑ㸧࡟ࡼࡿィ⟬⤖ᯝࡣUnresolved
DNS 㸦୰ኸ㸧࡟ࡼࡿ⤖ᯝ࡜ẚࡋ࡚㸪Resolved DNS 㸦ᕥ㸧ࡢィ⟬⤖ᯝ࡟ࡼࡾ㢮ఝࡋࡓ✵㛫
ᵓ㐀ࡀ෌⌧ࡉࢀ࡚࠸ࡿ㸬
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) Hiroaki Matsui and Bruce A. Buffett㸪Large-eddy simulations of convection-driven dynamos using
a dynamic scale-similarity model㸪 submitted to Geophysical and Astrophysical Fluid Dynamics
ཱྀ㢌Ⓨ⾲
2) Hiroaki Matsui and Bruce Buffett㸪 Energy fluxes of the sub-grid scale (SGS) model in dynamo
simulations in a rotating spherical shell㸪 Symposium of Study of the Earth’s Deep Interior㸪
Santa Barbara㸪 CA㸪 2010.
3) Hiroaki Matsui and Bruce Buffett㸪 Investigation of a stratificication due to the light element from
CMB using a numerical simulation in a rotating spherical shell㸪 American Geophysical Union
2010 Fall meeting㸪 San Francisco㸪 CA㸪 2010
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䝥䝷䝈䝬⢏Ꮚ䝅䝭䝳䝺䞊䝅䝵䞁䛻䜘䜛㠀ᐃᖖ⾪ᧁἼ䛻㛵䛩䜛◊✲㻌
Particle simulations on nonstationary collisionless shocks
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸஑ᕞ኱Ꮫ㸪ᯇΎಟ୍([email protected])
㻌 ィ⟬ࡢ┠ⓗ
⾪ᧁἼࡢ㠀ᐃᖖⓗ᣺ࡿ⯙࠸ࢆࣉࣛࢬ࣐㐠ືㄽⓗ࡞❧ሙ࠿ࡽヲ⣽࡟⌮ゎࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡍࡿ㸬⾨ᫍほ
ࢹ࣮ࢱ࡜ࡢẚ㍑᳨࣭ウࢆᛕ㢌࡟㸪⢏Ꮚࢩ࣑࣮ࣗࣞࢩࣙࣥ࡟ࡼࡗ࡚⾪ᧁἼ㑄⛣ᒙࡢ㠀ᐃᖖⓗ᣺⯙࠸ࢆ෌
⌧ࡋ㸪ࡑࢀࡀ࿘㎶ࡢࣉࣛࢬ࣐ศᕸ㛵ᩘ࡟ཬࡰࡍᙳ㡪ࢆ㆟ㄽࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
ᮏᖺᗘࡣ㸪ᩳࡵ⾪ᧁἼ࡟࠾࠸࡚⏕ᡂࡉࢀࡿ཯ᑕ㟁Ꮚ࡟ὀ┠ࡋ㸪ࡑࡢᣲືࢆࢸࢫࢺ⢏Ꮚィ⟬࠾ࡼࡧࣇࣝ
⢏Ꮚィ⟬࡟ࡼࡗ࡚ㄪ࡭ࡓ㸬≉࡟㸪ࣜࣇ࢛࣮࣓࣮ࢩࣙࣥ࡟క࠺⾪ᧁἼᵓ㐀ࡢ㠀ᐃᖖⓗኚ໬ࡀ㸪཯ᑕ㟁Ꮚࡢ
఩┦✵㛫ศᕸ࡟୚࠼ࡿᙳ㡪ࢆ㆟ㄽࡋࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ࣜࣇ࢛࣮࣓࣮ࢩࣙࣥࡢᵝࠎ࡞ࣇ࢙࣮ࢬ࡟࠾ࡅࡿ⾪ᧁἼࡢ㟁☢ሙᵓ㐀ࢆᐃᖖⓗ࡞ࡶࡢ࡜ࡋ࡚୚࠼㸪⾪ᧁ
Ἴ㏆ഐ࡛ࡢࢸࢫࢺ㟁Ꮚࡢᣲືࢆㄪ࡭࡚ୖὶࡢศᕸ㛵ᩘࢆほ ࡋࡓ㸬⢏Ꮚࡢᣲືࢆᨭ㓄ࡍࡿ㑄⛣ᒙࡢ☢ሙ
࠾ࡼࡧ࣏ࢸࣥࢩࣕࣝᵓ㐀ࢆ㸪a)ࣇࢵࢺ㸪b)ࣛࣥࣉ㸪c)࣮࢜ࣂ࣮ࢩ࣮ࣗࢺ࡟ศࡅ㸪ࡑࢀࡒࢀࡢ᣺ᖜࡸ✵㛫ࢫ
ࢣ࣮ࣝࡀኚ໬ࡋࡓ㝿ࡢ⢏Ꮚศᕸࡢ㐪࠸ࢆ㆟ㄽࡋࡓ㸬ࣛࣥࣉࡢ✵㛫ࢫࢣ࣮ࣝࡀ㟁Ꮚࡢ⇕㐠ືࡢ࣮ࣛࣔ࢔༙
ᚄࡼࡾࡶ኱ࡁ࠸ሙྜ㸪㟁Ꮚࡢ᣺ࡿ⯙࠸ࡣ᩿⇕ⓗ࡜࡞ࡾ㸪཯ᑕ㟁Ꮚࡣࣟࢫࢥ࣮ࣥศᕸࢆ♧ࡍ㸦ᅗ1㸧
㸬཯ᑕ
⋡ࡣ࣮࢜ࣂ࣮ࢩ࣮ࣗࢺ࡟࠾ࡅࡿ☢ሙ㸦࣏ࢸࣥࢩࣕࣝ㸧ࡢ᣺ᖜࡀ኱ࡁ࠸㸦ᑠࡉ࠸㸧࡯࡝㧗ࡃ࡞ࡿࡀ㸪౛࠼
ࡤࣇࢵࢺࡢ఩⨨ࡸ᣺ᖜ࡞࡝ࡀ☢ሙ࡜࣏ࢸࣥࢩ࡛ࣕࣝ␗࡞ࡿሙྜ࡟ࡣࡉࡽ࡟」㞧࡟ኚ໬ࡍࡿ㸬500:e-1ẖ࡟
࣮࢜ࣂ࣮ࢩ࣮ࣗࢺࢆON/OFFࡋࡓሙྜࡢ㠀ᐃᖖ࡞ࢸࢫࢺ⢏Ꮚィ⟬࡛ࡣ㸪ୖὶ࡛࿘ᮇⓗ࡞཯ᑕ㟁Ꮚᐦᗘࡢ
ࣇࣛࢵࢡࢫኚືࡀぢࡽࢀࡓ㸬ࡇࡇ࡟㸪:eࡣ㟁Ꮚࢪࣕ࢖ࣟ࿘Ἴᩘ࡛࠶ࡿ㸬ࣇࣛࢵࢡࢫኚືࡢ᣺ᖜࡣ⾪ᧁἼ
࡟㏆࠸࡯࡝኱ࡁ࠸㸬࣮࢜ࣂ࣮ࢩ࣮ࣗࢺON᫬࡟ᤕᤊࡉࢀࡓ㟁Ꮚࡢ୍㒊ࡀ㸪OFFࡉࢀࡓ࡜ࡁ࡟☢ຊ⥺࡟ἢ
ࡗ࡚ୖὶ࡟⫼㉮ࡋ㸪๓㏙ࡢࣟࢫࢥ࣮ࣥศᕸ࡟ຍ࠼㸪ࣆࢵࢳゅࡢᑠࡉ࡞ࣅ࣮࣒࡟㏆࠸ᡂศࢆ࿘ᮇⓗ࡟ᙧᡂ
ࡍࡿࡇ࡜ࡀศ࠿ࡗࡓ㸬ࣇࢵࢺ㡿ᇦ࡟࣑ࢡࣟࢫࢣ࣮ࣝἼືࢆຍ࠼ࡿ࡜㸪㟁Ꮚࡢ㠀᩿⇕ⓗ᣺ࡿ⯙࠸࡟ࡼࡾࣟ
ࢫࢥ࣮ࣥࡢቃ⏺ࡣ୙᫂░࡟࡞ࡾ㸪ᖜᗈ࠸ࣆࢵࢳゅࢆᣢࡘ཯ᑕ㟁Ꮚศᕸࡀᙧᡂࡉࢀࡓ㸬
1ḟඖࣇࣝ⢏Ꮚィ⟬࡛ࡣ㸪⾪ᧁἼࣜࣇ࢛࣮࣓࣮ࢩࣙࣥࢆ⮬ᕫ↓᧐╔࡟෌⌧ࡋ㸪ࡇࢀ࡟క࠺཯ᑕ㟁Ꮚࣂ࣮
ࢫࢺࢆほ ࡋࡓ㸬ࣂ࣮ࢫࢺ⌧㇟࡟ࡼࡾ㟁Ꮚࡢ఩┦✵㛫࡟➽≧ᵓ㐀ࡀ⌧ࢀ㸪ࡇࢀࢆ཯ᫎࡋࡓ㏿ᗘศᕸ㛵ᩘ
ࡢ᫬✵㛫ኚືࡀぢࡽࢀࡓ㸦ᅗ2㸧
㸬㑄⛣ᒙ࡛ࡢᚤどⓗ୙Ᏻᐃᛶ㸦ኚᙧ2ὶయ୙Ᏻᐃᛶ㸧ࡢᙳ㡪࡛㸪཯ᑕ㟁Ꮚ
ศᕸࡣࣜࣥࢢ࣭ࣅ࣮࣒ศᕸ㸦ࣟࢫࢥ࣮ࣥศᕸ࡛ࡣ࡞ࡃ㸧࡟㏆࠸ࡶࡢ࡜࡞ࡗࡓ㸬
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㻌
ᅗ1 ࢸࢫࢺ⢏Ꮚィ⟬࡟ࡼࡿᐃᖖ⾪ᧁἼ㏆ഐ࡛ࡢ㟁Ꮚศᕸ㸬ྑഃࡣୖὶࡢ㏿ᗘ✵㛫ศᕸ㸬
㻌
ᅗ 2 ࣇࣝ⢏Ꮚィ⟬࡛෌⌧ࡋࡓࣜࣇ࢛࣮࣓࣮ࢩࣙࣥ࡟క࠺཯ᑕ㟁Ꮚࣂ࣮ࢫࢺ㸬
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) Mach Number Dependence of Electron Heating in High Mach Number Quasiperpendicular
Shocks㸪 S.Matsukiyo㸪 Phys. Plasmas㸪 vol.17㸪 pp.042901㸪 2010
ཱྀ㢌Ⓨ⾲
2) ཯ᑕ㟁Ꮚࢆ฼⏝ࡋࡓ⾪ᧁἼࡢືⓗ᣺⯙࠸ࡢ࣮ࣜࣔࢺࢭࣥࢩࣥࢢ㸪ᖹᕝ㈗அ㸪ᯇΎಟ୍㸪⩚⏣ ஽㸪᪥ᮏ
ᆅ༊ᝨᫍ⛉Ꮫ㐃ྜ2010ᖺ኱఍㸪༓ⴥᕷ
3) 㧗࣮࣋ࢱ‽ᆶ┤⾪ᧁἼ࡟࠾ࡅࡿ㟁Ꮚຍ㏿㸪ᯇΎಟ୍㸪ᱵ⏣㝯⾜㸪ᒣᓮ ஢㸪኱ᖹ ㇏㸪᪥ᮏᆅ༊ᝨᫍ⛉
Ꮫ㐃ྜ2010ᖺ኱఍㸪༓ⴥᕷ
4) Nonthermal electrons produced by supercritical quasi-perpendicular shocks㸪 S.Matsukiyo㸪 M.
Scholer㸪 ISPS2010㸪 Taiwan
5) Mach number dependence of electron heating at high Mach number interplanetary shocks in the
inner heliospere㸪 S.Matsukiyo㸪 M.Scholer㸪 COSPAR2010㸪 Germany
6) Kinetics of high energy electrons in nonstationary quasiperpendicular shocks㸪 S.Matsukiyo㸪
M.Scholer㸪 AP-RASC㸪 Toyama
7) ‽ᆶ┤↓⾪✺⾪ᧁἼ࡟࠾ࡅࡿ㟁Ꮚຍ㏿㸸 ⾪ᧁἼࢻࣜࣇࢺຍ㏿෌⪃㸪ᯇΎಟ୍㸪HEAP2010㧗࢚ࢿࣝࢠ
࣮Ᏹᐂ≀⌮Ꮫ◊✲఍㸪ࡘࡃࡤᕷ
8) 㠀ᐃᖖ‽ᆶ┤⾪ᧁἼ࡟࠾ࡅࡿ㠀⇕ⓗ㟁Ꮚࡢ᣺ࡿ⯙࠸㸪ᯇΎಟ୍㸪SGEPSS2010㸪㑣ぞᕷ
9) ཯ᑕ࢖࢜ࣥࢆ⏝࠸ࡓ㠀ᐃᖖ⾪ᧁἼࡢ࣮ࣜࣔࢺࢭࣥࢩࣥࢢ㸪
㇏ቑⰋኴ㸪
ᯇΎಟ୍㸪
⩚⏣ ஽㸪SGEPSS2010㸪
㑣ぞᕷ
10) ప࣐ࢵࣁᩘ⾪ᧁἼ࡟࠾ࡅࡿ┦ᑐㄽⓗ⾪ᧁἼࢻࣜࣇࢺຍ㏿㸪ᯇΎಟ୍㸪KDKࢩ࣏ࣥࢪ࣒࢘㸪Ᏹ἞ᕷ
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䝤䝷䝑䜽䝩䞊䝹㝆╔ὶ䛻䛚䛡䜛≧ែ㑄⛣䛸䝆䜵䝑䝖ᙧᡂ䛾☢Ẽὶయᩘ್ᐇ㦂㻌
Magnetohydrodynamic Simulations of State Transitions and Jet Formation in Black Hole Accretion Flows
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸༓ⴥ኱Ꮫ
◊✲ศᢸ⪅㸸༓ⴥ኱Ꮫ
༓ⴥ኱Ꮫ
༓ⴥ኱Ꮫ
༓ⴥ኱Ꮫ
༓ⴥ኱Ꮫ
኱Ꮫ㝔⌮Ꮫ◊✲⛉㸪ᯇඖு἞([email protected])
኱Ꮫ㝔⌮Ꮫ◊✲⛉㸪ᑠ⏣ ᐶ([email protected])
኱Ꮫ㝔⌮Ꮫ◊✲⛉㸪ᑠᕝᓫஅ([email protected])
኱Ꮫ㝔⌮Ꮫ◊✲⛉㸪ᕝᓥ᭸ᑦ([email protected])
኱Ꮫ㝔⌮Ꮫ◊✲⛉㸪ᮅẚዉ㞝ኴ([email protected])
኱Ꮫ㝔⌮Ꮫ◊✲⛉㸪ᒣᮏ⍱♸([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ᮏ◊✲ࡢ┠ⓗࡣ㸪ຍ⇕࣭෭༷㐣⛬ࢆ⪃៖ࡋࡓ 3 ḟඖ☢Ẽὶయࢥ࣮ࢻࢆ⏝࠸ࡓ኱ᒁⓗ࡞☢Ẽὶయࢩ࣑ࣗ
࣮ࣞࢩࣙࣥ࡟ࡼࡾ㸪㝆╔෇┙ෆ㒊࡛ࡢ☢Ẽ୙Ᏻᐃᛶࡢᡂ㛗࡜☢Ẽ஘ὶ⏕ᡂ㸪☢Ẽ࢚ࢿࣝࢠ࣮ࡢᩓ㐓㸪෇
┙࠿ࡽ෇┙ࢥࣟࢼ࡬ࡢ࢚ࢿࣝࢠ࣮㍺㏦㸪⇕୙Ᏻᐃᛶࡢᡂ㛗㸪‽࿘ᮇ᣺ື㸦QPO㸧ࡢⓎ⏕➼ࢆㄪ࡭㸪ࣈࣛ
ࢵࢡ࣮࣍ࣝ࡬ࡢ㝆╔⋡ࡢኚື࡟క࠺ࣈࣛࢵࢡ࣮࣍ࣝ㝆╔෇┙ࡢ᫬㛫ኚື࡜≧ែ㑄⛣㸪෇┙࠿ࡽᄇฟࡍࡿ
ࢪ࢙ࢵࢺࡢᙧᡂᶵᵓ࡜ࢪ࢙ࢵࢺࡀ࿘㎶⎔ቃ࡟ཬࡰࡍᙳ㡪ࢆ᫂ࡽ࠿࡟ࡍࡿࡇ࡜࡛࠶ࡿ㸬
㻌 ◊✲ࡢᴫせ
ࣈࣛࢵࢡ࣮࣍ࣝೃ⿵ኳయࡣࣁ࣮ࢻ࡞ X ⥺ࢆᨺᑕࡍࡿࣁ࣮ࢻࢫࢸ࣮ࢺ࡜ࢯࣇࢺ࡞ X ⥺ࢆᨺᑕࡍࡿࢯࣇࢺ
ࢫࢸ࣮ࢺ㛫ࡢ㑄⛣ࢆ♧ࡍ㸬ࣁ࣮ࢻࢫࢸ࣮ࢺ࠿ࡽࢯࣇࢺࢫࢸ࣮ࢺ࡬ࡢ㑄⛣ࡣ࢚ࢹ࢕ࣥࢺࣥගᗘࡢ 10㸣⛬ᗘ
ࡢගᗘ࡛Ⓨ⏕ࡋ㸪ࢪ࢙ࢵࢺࡢᄇฟࢆక࠺㸬ᮏ◊✲࡛ࡣࡇࡢ≧ែ㑄⛣ࡢ◊✲࡟㐺⏝࡛ࡁࡿᩘ್᣺ືࡢᑡ࡞
࠸෇⟄ᗙᶆ⣔ 3 ḟඖ☢Ẽὶయࢥ࣮ࢻࢆసᡂࡋ㸪ࡑࡢ୪ิຠ⋡ࢆ㧗ࡵ࡚ᐇ⿦ࡍࡿసᴗࢆ㐍ࡵ࡚ࡁࡓ㸬ࡲࡓ㸪
ࡇࡢࢥ࣮ࢻࢆ⏝࠸࡚෇┙࠿ࡽᄇฟࡍࡿࢪ࢙ࢵࢺ࡜ᫍ㛫࢞ࢫࡢ┦஫స⏝㐣⛬ࢆㄪ࡭㸪ࢪ࢙ࢵࢺᙧᡂࡀ࿘㎶
⎔ቃ࡟ཬࡰࡍᙳ㡪ࢆ᫂ࡽ࠿࡟ࡋࡘࡘ࠶ࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
㏆ఝⓗ࣮࣐ࣜࣥゎἲࡢ୍✀࡛࠶ࡿHLLDἲ࡟ᇶ࡙ࡃ෇⟄ᗙᶆ⣔3ḟඖ☢Ẽὶయࢥ࣮ࢻࢆᐇ⿦ࡋ࡚ึᮇ
࡟᪉఩ゅ᪉ྥࡢ☢ሙ࡟㈏࠿ࢀࡓᅇ㌿ࢺ࣮ࣛࢫࡢ᫬㛫Ⓨᒎࢆㄪ࡭㸪෇┙ෆ㒊࡛☢Ẽᅇ㌿୙Ᏻᐃᛶࡀᡂ㛗ࡋ
࡚☢ሙࡀቑᖜࡉࢀ㸪࢞ࢫᅽ࡜☢Ẽᅽࡢẚșࡀ10⛬ᗘࡲ࡛ቑᖜࡉࢀࡿ࡜࠸࠺㸪ᚑ᮶ࡢࢥ࣮ࢻࢆ⏝࠸ࡓ⤖ᯝ
ࢆ෌⌧ࡍࡿࡇ࡜ࡀ࡛ࡁࡓ㸬ࡼࡾ㛗᫬㛫ࡢ᫬㛫Ⓨᒎィ⟬࡟࠾ࡅࡿᩘ್ⓗ࡞☢ሙᩓ㐓ࢆᢚ࠼ࡿࡓࡵ㸪࣓ࢵࢩ
ࣗቃ⏺࡛ࡢ≀⌮㔞ࡢෆᤄࢆ✵㛫5ḟ⢭ᗘ࡛⾜࠺MP5ࢫ࣮࣒࢟ࡢࢥ࣮ࢻࡢᐇ⿦ࢆ㐍ࡵ㸪ࣉࣟࢲࢡࢩࣙࣥࣛ
ࣥࢆྍ⬟࡟ࡋࡓ㸬ࡲࡓ㸪ຍ⇕࣭෭༷㐣⛬ࢆ⪃៖ࡋࡓ✵㛫2ḟ⢭ᗘࡢHLLDࢥ࣮ࢻࢆ⏝࠸࡚ࢪ࢙ࢵࢺ࡜ᫍ㛫
࢞ࢫ┦஫స⏝ࡢ2ḟඖ㸪3ḟඖ☢Ẽὶయࢩ࣑࣮ࣗࣞࢩࣙࣥࢆᐇ᪋ࡋ㸪ࢪ࢙ࢵࢺඛ➃࡟ᙧᡂࡉࢀࡿ⾪ᧁἼ࡟
ࡼࡿᅽ⦰࡟ࡼࡗ࡚ᐦᗘࡀቑຍࡋࡓ㡿ᇦ࡛෭༷୙Ᏻᐃᛶࡀᡂ㛗ࡋ࡚㸪ࢪ࢙ࢵࢺࢆໟࡴప 㧗ᐦᗘ㡿ᇦࡀᙧ
ᡂࡉࢀࡿࡇ࡜ࢆ᫂ࡽ࠿࡟ࡋࡓ(Asahina et al. 2011 ᢞ✏‽ഛ୰㸧
㸬ࡇࡢᶵᵓ࡟ࡼࡾ㸪㖟Ἑ⣔ෆࢪ࢙ࢵࢺኳ
యSS433ࡢࢪ࢙ࢵࢺࡢᘏ㛗⥺ୖ࡟ほ ࡉࢀ࡚࠸ࡿศᏊ㞼ࡢᙧᡂᶵᵓࢆㄝ᫂ࡍࡿࡇ࡜ࡀ࡛ࡁࡓ㸬ࢩ࣑ࣗࣞ
࣮ࢩࣙࣥ⤖ᯝࡢゎᯒࢶ࣮ࣝࡢ㛤Ⓨࡶ㐍ࡵ㸪ࢩ࣑࣮ࣗࣞࢩࣙࣥ࡟ࡼࡗ࡚ᚓࡽࢀࡓ ᗘ㸪ᐦᗘศᕸࢆࡶ࡜࡟㸪
⇕ⓗࢥࣥࣉࢺࣥᩓ஘ࡸࣂࣝࢡࢥࣥࣉࢺࣥᩓ஘ࢆ⪃៖ࡋ࡚㍽ᑕࢫ࣌ࢡࢺࣝࢆồࡵࡿࣔࣥࢸ࢝ࣝࣟࢥ࣮ࢻࢆ
సᡂࡋࡓ㸬ࡇࢀࢆ⏝࠸࡚㸪㉸⮫⏺㝆╔ࡍࡿࣈࣛࢵࢡ࣮࣍ࣝࡢ㍽ᑕὶయࢩ࣑࣮ࣗࣞࢩࣙࣥ⤖ᯝࢆࡶ࡜࡟ࡋ
࡚㍽ᑕࢫ࣌ࢡࢺࣝࢆồࡵ㸪㉸኱ගᗘ㹖⥺※(ULX)ࡢ㍽ᑕࢫ࣌ࢡࢺࣝࢆ෌⌧ࡍࡿࡇ࡜ࡀ࡛ࡁࡓ
㸦Kawashima et al. 2011 ᢞ✏‽ഛ୰㸧
㸬
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ᅗ1 HLLDࢥ࣮ࢻࢆ⏝࠸ࡓࢪ࢙ࢵࢺ࡜ᫍ㛫࢞ࢫ㞼┦஫స⏝ࡢ3ḟඖࢩ࣑࣮ࣗࣞࢩࣙࣥ
⤖ᯝ㸬࣮࢝ࣛࡣᐦᗘศᕸ㸬ࢪ࢙ࢵࢺඛ➃ࡢ⾪ᧁἼ㠃࡛ᅽ⦰ࡉࢀࡓ㡿ᇦ࡛෭༷୙Ᏻ
ᐃᛶࡀᡂ㛗ࡋ㸪ࢪ࢙ࢵࢺࢆໟࡳ㎸ࡴప 㧗ᐦᗘ㡿ᇦࡀᙧᡂࡉࢀࡿ㸬
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ཱྀ㢌Ⓨ⾲
1) ᯇඖு἞㸪ᑠᕝᓫஅ㸪ᮅẚዉ㞝ኴ㸪ᑠ⏣ᐶ㸪⏫⏣┿⨾㸪㝆╔෇┙☢Ẽὶయࢩ࣑࣮ࣗࣞࢱࡢ㛤Ⓨ(8)㸸‽
࿘ᮇ᣺ື࡜≧ែ㑄⛣࡬ࡢ㐺⏝㸪᪥ᮏኳᩥᏛ఍⛅Ꮨᖺ఍㸪2010ᖺ9᭶
2) Matsumoto㸪 R.㸪 Global Magnetohydrodynamic Simulations of Dynamos㸪 Quasi-periodic
Oscillations㸪 and State Transitions in Black Hole Accretion Flows㸪 4th East Asia Numerical
Astrophysics Meeting㸪 Nov. 2010㸪 Taipei (invited talk)
3) Asahina㸪 Y.㸪 Ogawa㸪 T.㸪 Matsumoto㸪 R.㸪 Magnetohydrodynamic Simulations of the
Formation of Moclecular Clouds by Interaction between Jets and HI clouds㸪 4th East Asia
Numerical Astrophysics Meeting㸪 Nov. 2010㸪 Taipei
4) Matsumoto㸪 R.㸪 Global Magnetohydrodynamic Simulations of State Transitions in Black Hole
Candidates㸪 4th International MAXI workshop㸪 Nov. 2010㸪 Tokyo (invited talk)
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┦ᑐㄽⓗ䝆䜵䝑䝖䛾ᩘ್ὶయຊᏛⓗ◊✲㻌
Numerical Hydrodynamic Study of Relativistic Jets
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸㧗࢚ࢿࣝࢠ࣮ຍ㏿ჾ◊✲ᶵᵓ ⣲⢏ᏊཎᏊ᰾◊✲ᡤ ⌮ㄽࢭࣥࢱ࣮㸪
Ỉ⏣ ᫭([email protected])
㻌 ィ⟬ࡢ┠ⓗ
㔜ຊᔂቯᆺ㉸᪂ᫍ⇿Ⓨࡀ㉳※࡜ࡉࢀࡿࣟࣥࢢ࣐࢞ࣥ⥺ࣂ࣮ࢫࢺ࡟㛵ࡋ࡚ࢪ࢙ࢵࢺࡢఏᦙ㐣⛬ࡢ┦ᑐㄽ
ⓗᩘ್ὶయࢩ࣑࣮ࣗࣞࢩࣙࣥࢆ⾜࠺㸬⇿Ⓨࣔࢹࣝ࡜ࡋ࡚᭷ຊ࡞ࢥࣛࣉࢧ࣮ࣔࢹ࡛ࣝࡣ㸪✵㛫ࢫࢣ࣮ࣝ࡟
࠾࠸࡚ࡶぶᫍ୰ᚰ࡛㉳ࡁࡿࢪ࢙ࢵࢺᙧᡂ(~10^7cm)࠿ࡽ㸪ぶᫍࡢእ࡬㣕ࡧฟࡋࡓࢪ࢙ࢵࢺࡢࣉࣟࣥࣉࢺ
ᨺᑕ(~10^12-13cm)㸪ṧගࣇ࢙࣮ࢬ(~10^16-17cm)࡜㸪㠀ᖖ࡟ᖜᗈ࠸ࢫࢣ࣮ࣝ࡟Ώࡿ⌧㇟࡛࠶ࡾ㸪඲࡚
ࢆ୍ࡘࡢࢩ࣑࣮ࣗࣞࢩ࡛ࣙࣥ࢝ࣂ࣮ࡍࡿࡢࡣᅔ㞴࡛࠶ࡿ㸬௒ᅇࡣ㸪㔜ຊᔂቯᆺ㉸᪂ᫍ⇿Ⓨ㉳※ࡢ࣐࢞ࣥ
⥺ࣂ࣮ࢫࢺ࡛ᮇᚅࡉࢀ࡚࠸ࡿࢪ࢙ࢵࢺࡀぶᫍ⾲㠃ࢆ✺ࡁ◚ࡗࡓ┤ᚋ࡟ᮇᚅࡉࢀࡿࢩࣙࢵࢡࣈࣞ࢖ࢡᨺᑕ
ࢆࢩ࣑࣮ࣗࣞࢩࣙࣥ⤖ᯝࢆ࣮࣋ࢫ࡟ホ౯ࡋ㸪⇕ⓗᨺᑕࡀ༶᫬ᨺᑕࡢᨺᑕᶵᵓ࡜࡞ࡗ࡚࠸ࡿ࠿㆟ㄽࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
࣐࢞ࣥ⥺ࣂ࣮ࢫࢺࡢ༶᫬ᨺᑕᶵᵓࡢ⌮ゎࡣ୰ᚰ࢚ࣥࢪࣥࡢ⇿Ⓨᶵᵓ࡜ᐦ᥋࡟㛵ಀࡍࡿ㸬࢚ࣥࢪࣥࡀ࠸
ࢃࡺࡿࣇ࢓࢖࢔࣮࣎ࣝࢆᙧᡂࡋࡓሙྜ࡟ࡣ㸪⇕ⓗᨺᑕᡂศࡀほ ࡉࢀࡿ஦ࡀᮇᚅࡉࢀࡿ㸬㠀⇕ⓗᨺᑕᡂ
ศࡢྜᡂ࡛࠶ࡿ࡜࠸࠺ࣔࢹࣝࡀ᭷ຊ࡜࡞ࡗ࡚ࡁ࡚࠸ࡿ㸬ࢪ࢙ࢵࢺࡣ࣮ࣟࣞࣥࢶᅉᏊࡀ኱ࡁࡃ㸪┦ᑐㄽⓗ
ຠᯝ࡟ࡼࡗ࡚ᨺᑕ ᗘ㸪ගᗘࡀࡑࢀࡒࢀ 1 ஌㸪4 ஌࡛኱ࡁࡃ࡞ࡿࡓࡵ㔜せ࡛࠶ࡿ㸬ὶయィ⟬࠿ࡽࡣ⇕ⓗ
ᨺᑕࢆᐃ㔞ⓗ࡟ホ౯ࡍࡿࡢࡣᐜ࡛᫆࠶ࡾ㸪᫬㛫Ⓨᒎࢆィ⟬ࡍࡿࡓࡵ㸪ගᗘ᭤⥺ࡢ᫬㛫ኚ໬࡞࡝ࡢᴫ␎ࢆ
ᤊ࠼ࡿࡢ࡟㐺ࡋ࡚࠸ࡿ㸬ὶయィ⟬ࡢᚋฎ⌮࡜ࡋ࡚㸪⇕ⓗᨺᑕࢆど⥺᪉ྥࡢᙳ㡪ࡶ⪃៖ࡋ࡚ホ౯ࡋ㸪ᐇ㝿
ࡢほ ࡛ぢࡽࢀ࡚࠸ࡿࢫ࣌ࢡࢺࣝ㸪ගᗘ᭤⥺ࡢ᫬㛫ኚ໬ࡀㄝ࡛᫂ࡁࡿ࠿ࢆ᳨ドࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
㔜ຊᔂቯᆺ㉸᪂ᫍ⇿Ⓨࢆక࠺࣐࢞ࣥ⥺ࣂ࣮ࢫࢺࢪ࢙ࢵࢺ࠿ࡽࡢ⇕ⓗᨺᑕᡂศࡢᨺᑕ≉ᛶࢆㄪ࡭ࡓ㸬ග
⌫㠃࠿ࡽࡢගᗘ᭤⥺ࡣど⥺᪉ྥ࡟ࡼࡗ࡚኱ࡁࡃ␗࡞ࡾ㸪ࢪ࢙ࢵࢺ㍈ୖࡢほ ⪅࡛᭱ࡶ᫂ࡿ࠸㸪㍈ୖ࠿ࡽ
㞳ࢀࡿ࡟ࡘࢀගᗘ᭤⥺ࡢ❧ࡕୖࡀࡾࡀ㐜ࡃ࡞ࡾ㸪ගᗘࡣୗࡀࡿࡀ5ᗘ⛬ᗘࡲ࡛ࡣ㸪඲ࢪ࢙ࢵࢺ࢚ࢿࣝࢠ࣮
5x10^{52}erg ࡟ᑐࡋ㸪➼᪉ⓗ඲ᨺᑕ࢚ࢿࣝࢠ࣮ࡣ10^{52-53}⛬ᗘ࡜ほ ࡉࢀ࡚࠸ࡿ࣐࢞ࣥ⥺ࣂ࣮ࢫࢺ࡜
ྠ⛬ᗘࡢගᗘ࡟㐩ࡋ࡚࠸ࡿ㸬࣐࢞ࣥ⥺ࣂ࣮ࢫࢺࡢᨺᑕ࡛⇕ⓗᨺᑕࡀ኱ࡁ࡞ᙺ๭ࢆᢸ࠼ࡿ஦ࡀ♧ࡉࢀࡓ㸬
ࡲࡓ㸪᫬㛫ᖹᆒࡋࡓǎFǎࢫ࣌ࢡࢺࣝࡣࣆ࣮ࢡ࢚ࢿࣝࢠ࣮ࢆᣢࡕ㸪ప࢚ࢿࣝࢠ࣮ഃࡢ࡭ࡁࡣ㸯 ᗘࣉࣛࣥ
ࢡศᕸ࡟ẚ࡭㸪ࢯࣇࢺ࡟࡞ࡗࡓ㸬ࢪ࢙ࢵࢺ㍈ୖࡢほ ⪅࡛ࡣǎFǎࢫ࣌ࢡࢺ࡛ࣝ㸯 ᗘࣉࣛࣥࢡศᕸ࡛࡭
ࡁᣦᩘࡀ3࡟ᑐࡋ㸪2.2⛬ᗘ㸪㍈࠿ࡽ5ᗘ㞳ࢀࡓほ ⪅࡛ࡣ࡭ࡁᣦᩘࡀ1ࡼࡾࡶᑠࡉࡃ࡞ࡾ㸪ᐇ㝿ࡢほ ࡛
ぢࡽࢀࡿBand㛵ᩘࡢ඾ᆺⓗ࡭ࡁᣦᩘ1࡜ྠ⛬ᗘ࡜࡞ࡾ㸪⇕ⓗᨺᑕ࡛ࡣ෌⌧ࡀᅔ㞴࡛࠶ࡿ࡜ࡉࢀࡓࢯࣇࢺ
࡞ࢫ࣌ࢡࢺࣝࡢ෌⌧࡟ᡂຌࡋࡓ㸬
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㻌
ᅗ 1 㔜ຊᔂቯᆺ㉸᪂ᫍ⇿Ⓨࢆక࠺࠿ࡽࢥࣛࣉࢧ࣮࠿ࡽࡢࢪ࢙ࢵࢺࡢఏ᧛ࡢᵝᏊ㸬ᐃᖖࢪ࢙ࢵࢺὀ
ධࡋ㸪᫬้ 35㸪60㸪90 ⛊ࡢ㉁㔞ᐦᗘ㸪࣮ࣟࣞࣥࢶᅉᏊࡢ➼㧗ᅗ㸬ᐇᡓࡣྛࢫࢼࢵࣉࢩࣙࢵ
ࢺ࡟ᑐᛂࡍࡿࢺ࣒ࢯࣥᩓ஘࡟ᑐࡍࡿග⌫㠃ࡢ఩⨨㸬Ⰽࡢ㐪࠸ࡣど⥺᪉ྥࡢ㐪࠸ࢆ♧ࡋ㸪ࢪ࢙
ࢵࢺ㍈࡜ࡢ࡞ࡍゅࡀ 0 ᗘ㸪5 ᗘ㸪10 ᗘ࡛࠶ࡿ㸬⇿Ⓨ┤๓ࡢぶᫍࡢ༙ᚄࡣ 4x10^10cm㸬
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) “Thermal Radiation from Collapsar Jets”
Akira Mizuta㸪 Shigehiro Nagataki and Junichi Aoi
The Astrophysical Journal in press
ᰝㄞ࡞ࡋㄽᩥ
2) “Thermal Radiation from Collapsar Jets”
Akira Mizuta㸪 Shigehiro Nagataki and Junichi Aoi
AIP Conference Proceedings㸪 Volume 1279㸪 pp. 388-390 (2010).
ཱྀ㢌Ⓨ⾲
3) Ỉ⏣ ᫭ ௚㸪
ࠕࢪ࢙ࢵࢺ࠿ࡽࡢࣂࢵࢡࣇ࣮ࣟࡢࢲ࢖ࢼ࣑ࢵࢡࢫ࡜ࢪ࢙ࢵࢺࡢఏ᧛࡬ࡢᙳ㡪ࠖ
㸪᪥ᮏኳᩥ
Ꮫ఍⛅Ꮨᖺ఍ 2010㸪㔠ἑ኱Ꮫ㸪9.22-24(2010)
4) Akira Mizuta et al. 㸪 “Photospheric Thermal Emission From Collapsar Jets”㸪 rom Quarks to
Supernovae㸪⇕ᕝࣁ࢖ࢶ㸪㟼ᒸ㸪11.28-30(2010)
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Ỉᫍ䛾ᮦᩱ≀㉁䛾㉳※䠈⇕ྐ䠈䛚䜘䜃☢ሙ⏕ᡂ㻌
Origin of material substance, thermal history and magnetic field generation of Mercury
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸໭኱ ⌮ Ᏹᐂ⌮Ꮫ㸪಴ᮏ ᆂ([email protected])
◊✲ศᢸ⪅㸸໭኱ ⌮ Ᏹᐂ⌮Ꮫ㸪⚟஭ 㝯([email protected])
໭኱ ⌮ Ᏹᐂ⌮Ꮫ㸪ᒾᇼᬛᏊ([email protected])
ி኱ ⌮ ᩘᏛᩍᐊ㸪బࠎᮌὒᖹ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
࣐ࣥࢺࣝ࡜᰾ࡢ⤌ᡂࡀᆅ⌫࡜␗࡞ࡿྍ⬟ᛶࢆ⪃៖ࡋࡓỈᫍࡢ⇕ྐ࡜㔠ᒓ᰾ࡢ㐍໬࠾ࡼࡧᅛ᭷☢ሙ⏕ᡂ
ࡢᩘ್ⓗゎᯒࢆ⾜࠸㸪Ỉᫍࡢᅛ᭷☢ሙࡢ㉳※࡟ࡘ࠸࡚Ỉᫍࡢ≀㉁⛉Ꮫⓗ≉ᚩ࡜ࡑࢀࡀࡶࡓࡽࡍ 45 ൨ᖺ
㛫ࡢ⇕ྐ࡬ࡢ࢖ࣥࣃࢡࢺ࡟ᐦ᥋࡟㛵㐃࡙ࡅ᳨࡚ウࡍࡿ㸬⌧ᅾ⯟⾜୰ࡢ Messenger ィ⏬࡜ᑗ᮶ᡴࡕୖࡆ
ࡢணᐃࡉࢀ࡚࠸ࡿ Bepi Colombo ィ⏬ࡢᚓࡿỈᫍࡢ☢ሙ㸪⾲㠃⤌ᡂ㸪㔜ຊ➼ࡢ᪂ࡋ࠸᥈ᰝࢹ࣮ࢱࡢ⤫ྜ
ⓗ࡞ゎ㔘࡟ᐤ୚ࡍࡿ.
㻌 ◊✲ࡢᴫせ
ᮏᖺᗘࡣ㸪 ⌫Ẇὶయࡢᩘ್ࣔࢹࣝࡢ୪ิィ⟬࡟࠾ࡅࡿᛶ⬟ࡢྥୖࢆ⾜࡞ࡗࡓ. ࡲࡓ㸪⌫Ẇ㡿ᇦࡔࡅ࡛
ࡣ࡞ࡃ⌫㡿ᇦࢆゎࡃࡓࡵࡢᩘ್ࢥ࣮ࢻ㸪࠾ࡼࡧ࣐ࣥࢺࣝᑐὶ⏝ࡢᩘ್ࢥ࣮ࢻࢆ᪂ࡓ࡟㛤Ⓨࡋࡓ.
㛤Ⓨࡋࡓ࣐ࣥࢺࣝᑐὶ⏝ࡢᩘ್ࢥ࣮ࢻࢆ⏝࠸࡚ᇶᮏⓗ࡞ᩘ್ᐇ㦂ࢆ⾜࠸㸪ᛶ⬟࡜⢭ᗘࡢ☜ㄆࢆ⾜࡞ࡗ
ࡓ㸬ࡲࡓ㸪⌫Ẇὶయࡢᩘ್ࣔࢹࣝࢆ⏝࠸㸪ᅇ㌿⌫Ẇᑐὶ࠾ࡼࡧ MHD ࢲ࢖ࢼࣔࡢቃ⏺᮲௳࠾ࡼࡧึᮇ☢
ሙࡢᙳ㡪࡟ࡘ࠸࡚ㄪ࡭ࡓ.
௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
௒ᖺᗘࡣ㸪㛤Ⓨࡋࡓ࣐ࣥࢺࣝᑐὶ⏝ࡢᩘ್ࣔࢹࣝࢆ⏝࠸࡚஧ḟඖ㍈ᑐ⛠⣔࡛ࡢᇶᮏⓗ࡞ᩘ್ᐇ㦂ࢆ⾜
࡞࠺ࡇ࡜࡛㸪ᩘ್ࣔࢹࣝࡢᛶ⬟࡜⢭ᗘࢆ☜ㄆࡋࡓ. ࣔࢹࣝࡢ✵㛫㞳ᩓ໬࡟ࡣ㸪ࡇࢀࡲ࡛㛤Ⓨࡋ࡚ࡁࡓ⌫
Ẇᑐὶࣔࢹࣝ࡟⏝࠸࡚ࡁࡓࢫ࣌ࢡࢺࣝἲࢆὶ⏝ࡋ࡚࠸ࡿ. ࡑࡢࡓࡵ㸪⢓ᛶ⋡ࡀ ᗘ࠾ࡼࡧᅽຊ࡟౫Ꮡࡋ
࡚⃭ࡋࡃኚືࡍࡿ࣐ࣥࢺࣝᑐὶィ⟬࡛ࡣィ⟬ࢥࢫࢺࡀ㧗ࡃ࡞ࡿ஦ࡀၥ㢟࡜࡞ࡿ. ᮏࣔࢹ࡛ࣝࡣ㸪㏿ᗘሙ
ࢆồࡵࡿ㝿࡟ᚲせ࡜࡞ࡿ⾜ิᘧࢆ୙ኚ㒊ศ࡜ኚື㒊ศ࡟ศ㞳ࡋ࡚ᩚ⌮ࡋィ⟬ࢥࢫࢺࢆῶࡽࡍࡇ࡜࡛ࡇࡢ
ၥ㢟࡬ࡢᑐᛂࢆヨࡳࡓ. ᵓ⠏ࡋࡓࣔࢹࣝࢆ⏝࠸㸪ୗ㒊ቃ⏺ࡀ ᗘ୍ᵝࡢሙྜ(ᅗ1 ୖẁ)㸪 ୖ㒊ቃ⏺࡟㉥
㐨ࢆࣆ࣮ࢡ࡟ᣢࡘỈᖹ ᗘ໙㓄ࡀ࠶ࡿሙྜ(ᅗ1 ୗẁ)ࡢᑐὶィ⟬ࢆ⾜࡞ࡗࡓ. ⌧᫬Ⅼ࡛ࡢィ⟬ᛶ⬟࠾ࡼ
ࡧ୪ิ໬ຠ⋡ࡣṧᛕ࡞ࡀࡽࡑࢀ࡯࡝Ⰻࡃࡣ࡞࠸ࡓࡵ㸪⌧ᐇⓗ࡞ၥ㢟ࢆゎࡃࡓࡵ࡟㸪௒ᚋࡣࡉࡽ࡞ࡿᨵⰋ
ࢆ⾜࡞࠺ᚲせࡀ࠶ࡿࡔࢁ࠺.
ࡲࡓ㸪ᅇ㌿⌫Ẇᑐὶࡢ⇕ቃ⏺᮲௳౫Ꮡᛶࢆㄪ࡭ࡿࡓࡵࡢ⥺ᙧᏳᐃᛶゎᯒࢆ⾜࡞ࡗࡓ. ᝨᫍὶయ᰾ෆࡢ
ᑐὶࡣ࣐ࣥࢺࣝᑐὶ࡟ࡼࡾᘬࡁ㉳ࡇࡉࢀࡿ᰾-࣐ࣥࢺࣝቃ⏺࡛ࡢ⇕ὶ᮰࡟ᨭ㓄ࡉࢀ࡚࠸ࡿ࡛࠶ࢁ࠺࡜㆟
ㄽࡉࢀ࡚࠾ࡾ㸪㏆ᖺ㸪ᆅ⌫ὶయ᰾ࢆᶍࡋࡓᅇ㌿⌫Ẇࢲ࢖ࢼࣔィ⟬࡟࠾࠸࡚ࡣ㸪⇕ࣇࣛࢵࢡࢫᅛᐃቃ⏺᮲
௳ࢆ㐺⏝ࡋࡓ◊✲ࡀ࠸ࡃࡘ࠿⾜ࢃࢀ࡚࠸ࡿ. 㠀ᅇ㌿⣔ࡢᖹᯈ㛫ࡢ⇕ᑐὶࡢሙྜ࡟ࡣ㸪⇕ⓗቃ⏺᮲௳ࢆኚ
࠼ࡿ࡜ᑐὶࡢᵓ㐀ࡀኚࢃࡗ࡚ࡋࡲ࠺ࡇ࡜ࡀ▱ࡽࢀ࡚࠸ࡿ. ᗘᅛᐃቃ⏺᮲௳࡛ࡢ⇕ᑐὶ(࠸ࢃࡺࡿࣞ࢖ࣜ
࣮=࣋ࢼ࣮ࣝᑐὶ)ࡢሙྜ㸪⦪ᶓẚࡀ 1 ⛬ᗘࡢᑐὶࢭࣝࡀ⮫⏺࣮ࣔࢻ࡜࡞ࡿࡢ࡟ᑐࡋ࡚⇕ࣇࣛࢵࢡࢫᅛᐃ
᮲௳ࡢୗ࡛ࡣỈᖹ࡟ఙࡧࡓᶓ㛗ࡢࢭࣝࡀ⮫⏺࣮ࣔࢻ࡜࡞ࡿࡇ࡜ࡀ♧ࡉࢀ࡚࠸ࡿ. ᅇ㌿⣔ࡢሙྜ࡛ࡣ㸪 ᅇ
㌿⌫Ẇ୰ࡢᰕ≧ᑐὶࡢࣔࢹ࡛ࣝ࠶ࡿୖୗቃ⏺㠃ࡢഴࡁࢆక࠺෇⟄ࣔࢹࣝࢆ⏝࠸ࡓ◊✲ࡀ⾜࡞ࢃࢀ࡚࠾ࡾ
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㸪ᆅᙧᛶ࣮࣋ࢱຠᯝࡀᏑᅾࡍࡿሙྜ࡛ࡶࡸࡣࡾᮾすἼᩘࡢᑠࡉ࠸ᶓ㛗ࡢᑐὶࢭࣝࡀ⮫⏺࣮ࣔࢻ࡜࡞ࡿࡇ
࡜ࡀண᝿ࡉࢀ࡚࠸ࡿ.ࡋ࠿ࡋ࡞ࡀࡽ㸪 ᏶඲࡞⌫Ẇࡢሙྜࡣ࠸ࡲࡔヲ⣽࡟ㄪ࡭ࡽࢀ࡚࠸࡞࠸. ࡑࡇ࡛ᮏ◊✲
࡛ࡣ㸪 ⇕ࣇࣛࢵࢡࢫᅛᐃቃ⏺᮲௳ୗ࡛ࡢᅇ㌿⌫Ẇ⇕ᑐὶࡢ⥺ᙧᏳᐃᛶゎᯒࢆ⣔⤫ⓗ࡟⾜ࡗࡓ. ࣉࣛࣥࢻ
ࣝᩘࢆ 1㸪 ࢚ࢡ࣐ࣥᩘࢆ 10-3 ࡟ᅛᐃࡋ㸪 ⌫Ẇࡢཌࡉ㸪 ຊᏛⓗቃ⏺᮲௳㸪 ୍ᵝෆ㒊⇕※ࡢ᭷↓ࢆ⣔⤫
ⓗ࡟ኚ࠼࡚ィ⟬ࢆ⾜ࡗࡓ. ⤖ᯝࡣ௨ୗࡢ㏻ࡾ࡛࠶ࡿ:
ෆ㒊⇕※ࡀᏑᅾࡍࡿሙྜ
ຊᏛⓗቃ⏺᮲௳ࡀ⮬⏤ࡍ࡭ࡾ᮲௳ࡢሙྜ࡟ࡣ㸪 ⌫Ẇࡢཌࡉ࡟ࡼࡗ࡚⮫⏺࣮ࣔࢻࡀኚࢃࡾ㸪 ⌫Ẇࡀ
ཌ࠸ሙྜ࡟ࡣᮾすἼᩘ 3 - 4 ࡀ⮫⏺࣮ࣔࢻ࡜࡞ࡿࡢ࡟ᑐࡋ࡚㸪 ⌫Ẇࡀⷧࡃ࡞ࡿ࡜ᮾすἼᩘ 1 ࡢ࣮ࣔ
ࢻࡀ⮫⏺࣮ࣔࢻ࡜࡞ࡿ. ୰❧᭤⥺ࡣ༢ㄪ࡛ࡣ࡞ࡃ㧗Ἴᩘഃ࡟ᴟᑠⅬࢆకࡗ࡚࠸ࡿࡢࡀ≉ᚩⓗ࡛࠶ࡿ.
ࡇࢀࡣᅇ㌿㍈࡟ἢࡗࡓ෇⟄ࣔࢹࣝࢆ⏝࠸ࡓグ㏙࡜ᩚྜⓗ࡛࠶ࡿ.୍᪉㸪 ⌫Ẇ୧➃ࡀ⁥ࡾ↓ࡋ᮲௳ࡢሙ
ྜ࡟ࡣ㸪 ⌫Ẇࡢཌࡉ࡟ࡼࡽࡎᮾすἼᩘ 1 ࡢ࣮ࣔࢻࡀ⮫⏺࣮ࣔࢻ࡜࡞ࡾ㸪 ୰❧᭤⥺ࡣᮾすἼᩘ࡜࡜ࡶ
࡟༢ㄪ࡟ቑຍࡋ࡚࠸ࡿ.
ෆ㒊⇕※ࡀ↓࠸ሙྜ
ຊᏛⓗቃ⏺᮲௳࡟ࡼࡽࡎᮾすἼᩘ 1 ࡢ࣮ࣔࢻࡀ⮫⏺࣮ࣔࢻ࡜࡞ࡿ. ୧➃ࡀ⮬⏤ࡍ࡭ࡾ᮲௳ࡢሙྜ
࡟ࡣ㸪 ⌫Ẇࡀཌ࠸ሙྜ࡟ࡣ୰❧᭤⥺ࡣἼᩘ࡜࡜ࡶ࡟༢ㄪቑຍࡍࡿࡶࡢࡢ㸪 ⌫Ẇࡀⷧ࠸ሙྜ࡟ࡣᴟᑠ
Ⅼࡀฟ⌧ࡍࡿ. ୍᪉㸪 ୧➃ࡀ⁥ࡾ↓ࡋ᮲௳ࡢሙྜ࡟ࡣ⌫Ẇࡢཌࡉ࡟ࡼࡽࡎ୰❧᭤⥺ࡣ༢ㄪቑຍࡋ࡚࠸
ࡿ.
௒ᚋࡣࡼࡾᗈ࠸ࣃ࣓࣮ࣛࢱ✵㛫ୖ࡛ゎᯒࡍࡿࡇ࡜࡛㸪ゎࡢᵓ㐀࡜ศᒱࢆᩚ⌮ࡍࡿ.
ᅗ 1 ஧ḟඖ㍈ᑐ⛠࣐ࣥࢺࣝᑐὶᩘ್ࣔࢹࣝࡢࢸࢫࢺィ⟬ࡢ⤖ᯝ. ୖẁࡣୗ㒊୍ᵝ⇕※࡟ࡼࡿᑐὶ㸪
ୗẁࡣୖ㒊ຍ⇕࡟ࡼࡿᑐὶࡢ㸪 ࡑࢀࡒࢀ㉁㔞ὶ⥺㛵ᩘ(ᕥ)࡜ ᗘሙ(ྑ)ࡢᖹ⾮≧ែ࡛ࡢᵝ┦.
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ᅗ 2 ⇕ࣇࣛࢵࢡࢫᅛᐃ᮲௳ୗ࡛ࡢᅇ㌿⌫Ẇ⇕ᑐὶࡢ୰❧᭤⥺. ᶓ㍈ࡣᮾすἼᩘ㸪⦪㍈ࡣ⮫⏺ࣞ࢖
࣮ࣜᩘ. ୖẁࡣෆ㒊୍ᵝ⇕※ࡀᏑᅾࡍࡿሙྜ㸪ୗẁࡣෆ㒊⇕※ࡀ↓࠸ሙྜ㸪ᕥࡣ⌫Ẇ୧➃ࡀ
ᛂຊ↓ࡋ᮲௳ࡢሙྜ㸪ྑࡣ⌫Ẇ୧➃ࡀ⁥ࡾ↓ࡋ᮲௳ࡢሙྜ. ⥺ࡢⰍࡣ⌫Ẇࡢෆᚄእᙧẚࢆ⾲
ࢃࡋ࡚࠾ࡾ㸪ࡑࢀࡒࢀ 0.1㸪 0.2㸪 0.3㸪 0.35㸪 0.4㸪 0.5㸪 0.6㸪 0.7㸪 0.8 ࡛࠶ࡿ.
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ࡞ࡋㄽᩥ
1) బࠎᮌὒᖹ㸪➉ᗈ┿୍㸪ᯘ ⚈௓㸪಴ᮏ ᆂ㸪ୖ➃ᛂຊ↓ࡋ㸪ୗ➃⁥ࡾ↓ࡋ᮲௳ࢆㄢࡋࡓᅇ㌿⌫Ẇ୰࡟
ฟ⌧ࡍࡿᙅ☢ሙࢲ࢖ࢼࣔ㸪࡞ࡀࢀ 29 ู෉㸪2010(P.211)
ཱྀ㢌Ⓨ⾲
2) T. Fukui & K. Kuramoto㸪 Growth㸪 destruction㸪 and transport of protoplanetary dust:
Implications for meteoritics and astronomical observations㸪 Japan Geoscience Union Meeting
2010㸪 Makuhari㸪 Japan㸪 May㸪 2010. (ᣍᚅㅮ₇)
3) బࠎᮌὒᖹ㸪➉ᗈ┿୍㸪 ᯘ ⚈௓㸪಴ᮏ ᆂ 2010: ୖ➃ᛂຊ↓ࡋ᮲௳ୗ➃⢓╔᮲௳ࢆㄢࡋࡓᅇ㌿⌫Ẇ
୰࡟ฟ⌧ࡍࡿᙅ☢ሙࢲ࢖ࢼࣔ㸪᪥ᮏᆅ⌫ᝨᫍ⛉Ꮫ㐃ྜ 2010 ᖺ኱఍
4) Sasaki㸪 Y.㸪 Takehiro㸪 S.㸪 Hayashi㸪 Y-Y.㸪 Kuramoto㸪 K.㸪 Weak-field dynamo emerging
in a rotating spherical shell with stress-free top and no-slip bottom boundaries㸪 The 12th
Symposium of SEDI㸪 Study of the Earth's Deep Interior㸪 at the University of California at Santa
Barbara㸪 California㸪 USA㸪 in the Corwin Pavilion 㸪 from July 18 to 23㸪 2010.
5) Tanaka㸪 Satoshi; Mitani㸪 Takefumi; Iijima㸪 Yuichi; Otake㸪 Hisashi; Ogawa㸪 Kazunori;
Kobayashi㸪 Naoki; Kimura㸪 Jun; Kuramoto㸪 Kiyoshi㸪Science Objectives and Candidate
Payloads of the SELENE-2 Lunar Landing Mission㸪 38th COSPAR Scientific Assembly. Held
18-25 July 2010㸪 in Bremen㸪 Germany
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6) J. Kimura and K. Kuramoto㸪 Internal differentiation and thermal history of giant icy moons:
implications for the dichotomy between Ganymede and Callisto European Planetary Science
Congress 2010㸪 19-24 September 2010㸪 Rome㸪 Italy
7) S. Tanaka㸪 T. Mitani㸪 Y. Iijima㸪 H. Otake㸪 K. Ogawa㸪 N. Kobayashi㸪 T. Hashimoto㸪 T.
Hoshino㸪 M. Otsuki㸪 J. Kimura㸪 K. Kuramoto㸪 The Science Objectives of Japanese Lunar
Lander Project SELENE-II 42nd Lunar and Planetary Science Conference (2011)
8) ⚟஭ 㝯㸪಴ᮏ ᆂ㸪ከᝨᫍ⣔࡟࠾ࡅࡿ㔜ඖ⣲ศᕸࡢඹ㏻ᛶ㸪
ࠕᜏᫍ㐍໬࣭ᫍᙧᡂ࠿ࡽ᥈ࡿ㖟Ἑࡢᙧᡂ࣭
㐍໬ࠖ◊✲఍㸪ᮐᖠ㸪2011 ᖺ 3 ᭶
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ኴ㝧⣔ෆᑠኳయ䛾㉳※䛸ຊᏛ㐍໬㻌
Dynamical evolution of small bodies in the Solar System
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸⚄ᡞ኱Ꮫ኱Ꮫ㝔⌮Ꮫ◊✲⛉㸪኱ᵳᆂྐ([email protected])
◊✲ศᢸ⪅㸸໭ᾏ㐨኱Ꮫప ⛉Ꮫ◊✲ᡤ㸪㇂ᕝா⾜([email protected])
⚄ᡞ኱Ꮫ኱Ꮫ㝔⌮Ꮫ◊✲⛉㸪ᮎḟ ❳([email protected])
⚄ᡞ኱Ꮫ኱Ꮫ㝔⌮Ꮫ◊✲⛉㸪Ᏻ஭భ㈗([email protected])
㻌 ィ⟬ࡢ┠ⓗ
᭶ཬࡧ௚ࡢᝨᫍࡢ⾨ᫍ㸪࡞ࡽࡧ࡟ᑠᝨᫍࡢ㉳※࡜ຊᏛ㐍໬ࢆ᫂ࡽ࠿࡟ࡍࡿࡓࡵ࡟㸪ᩘ್ࢩ࣑࣮ࣗࣞࢩ
ࣙࣥ࡟ࡼࡾ௨ୗࡢࡇ࡜ࢆㄪ࡭ࡿ㸬
[a] ᝨᫍࡢ࿘ࡾ࡛⾪✺ࡋࡓᚤᝨᫍࡀྜయࡍࡿ☜⋡ࢆồࡵ㸪᭶࣭⾨ᫍࡢᡂ㛗㐣⛬ࢆ᫂ࡽ࠿࡟ࡍࡿ㸬
[b] ᝨᫍࡢ࿘ࡾ࡛ࡢᚤᝨᫍྠኈࡢ⾪✺࣭㔜ຊᩓ஘࡟ࡼࡿゅ㐠ື㔞㍺㏦ࢆ᫂ࡽ࠿࡟ࡍࡿ㸬
[c] ᝨᫍཎጞ኱Ẽ࠶ࡿ࠸ࡣ࿘ᝨᫍ෇┙࢞ࢫ࠿ࡽࡢ᢬ᢠ࡟ࡼࡿ⾨ᫍᤕ⋓☜⋡ࢆồࡵࡿ㸬
㻌 ◊✲ࡢᴫせ
(1) ᚤᝨᫍྜయ☜⋡ཬࡧ㞟✚㐣⛬㸸ᝨᫍࡢ࿘ࡾࢆබ㌿ࡍࡿ஧ࡘࡢᚤᝨᫍࡀ⾪✺ࡋࡓ㝿ࡢྜయ☜⋡ࢆ㸪⢏
Ꮚ⮬㌿ࢆ⪃៖ࡋࡓ୕యၥ㢟ࡢ㌶㐨ᩘ್ィ⟬࡟ࡼࡾồࡵࡿ㸬ᚓࡽࢀࡓ⤖ᯝ࡜Nయࢩ࣑࣮ࣗࣞࢩࣙࣥࡢẚ
㍑ࢆ⾜࡞࠺㸬
(2) ࿘ᝨᫍ෇┙ෆ࡛ࡢᚤᝨᫍ⾪✺ཬࡧ┦஫㔜ຊᩓ஘࡟ࡼࡿゅ㐠ື㔞㍺㏦⋡㸦⢓ᛶ㸧ࢆ㸪୕య㌶㐨ィ⟬࡟
ࡼࡾồࡵࡿ㸬ᚓࡽࢀࡓ⤖ᯝࢆNయࢩ࣑࣮ࣗࣞࢩࣙࣥࡢ⤖ᯝ࡜ẚ㍑ࡍࡿ㸬
(3) ⾨ᫍᤕ⋓☜⋡㸸ኴ㝧㸪ᝨᫍ㸪ᚤᝨᫍࡢ୕యၥ㢟㌶㐨ィ⟬࡟ࡼࡾ㸪ᚤᝨᫍࡀᝨᫍ࡟୍᫬ᤕ⋓ࡉࢀࡿ☜
⋡㸪ᤕ⋓ࡉࢀࡸࡍ࠸㌶㐨ࡢ≉ᚩ➼ࢆ᫂ࡽ࠿࡟ࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
(1) (2) ࡟ࡘ࠸࡚ࡣ࡯ࡰィ⟬ࢆ⤊࠼㸪ㄽᩥᢞ✏‽ഛ୰࡛࠶ࡿ㸬ᮏᖺᗘࡣ(3) ࡟ࡘ࠸࡚㸪ᝨᫍ㔜ຊ࡟ࡼࡾ
ᚤᝨᫍࡀ୍᫬ⓗ࡟ᤕ⋓ࡉࢀࡿ⌧㇟࡟ࡘ࠸࡚ヲࡋࡃㄪ࡭ࡓ㸬≉࡟㸪ᚤᝨᫍࡢึᮇ㌶㐨ࡀᴃ෇㌶㐨࡛࠶ࡿሙ
ྜ࡟ࡘ࠸࡚ヲࡋࡃㄪ࡭㸪෇㌶㐨ࡢሙྜ࡟㛵ࡍࡿᡃࠎࡢᚑ᮶ࡢ◊✲㸦Iwasaki & Ohtsuki 2007㸧࡜ẚ㍑ࡋ
ࡓ㸬ࡑࡢ⤖ᯝ㸪୍᫬ᤕ⋓୰ࡢᝨᫍ࿘ࡾࡢᖹᆒබ㌿࿘ᮇ࡜ᚤᝨᫍࡢ↓㝈㐲࡛ࡢ࢚ࢿࣝࢠ࣮࠿ࡽ㸪୍᫬ᤕ⋓
㌶㐨ࡣᅄ✀㢮࡟ศ㢮࡛ࡁࡿࡇ࡜ࡀࢃ࠿ࡗࡓ㸦ࣜࣥࢦᆺ㸪ࣜ࣎ࣥᆺ㸪ࣄࣝᅪᆺ㸪ࣃࣥᆺ㸧㸬ࡲࡓࣛࣥࢲ࣒
㏿ᗘࡀቑຍࡍࡿ࡟ࡘࢀ୍࡚᫬ᤕ⋓ࡢ㢖ᗘࡣቑຍࡍࡿࡇ࡜ࡀࢃ࠿ࡗࡓ㸬୍᪉㸪㡰⾜ࡢᤕ⋓㢖ᗘࡣ㞳ᚰ⋡ࡀ
࠶ࡿ್ࡢ᫬࡟ࣆ࣮ࢡ࡜࡞ࡾ㸪ࡑࡢᚋࡣῶᑡࡋ࡚ࡺࡃ㸬௨ୖࡢࡇ࡜࠿ࡽ෇㌶㐨࡛ࡢ୍᫬ᤕ⋓࡜ᴃ෇㌶㐨࡛
ࡢ୍᫬ᤕ⋓ࡣᛶ㉁ࡀ኱ࡁࡃ㐪࠺ࡇ࡜ࡀࢃ࠿ࡗࡓ㸦Suetsugu㸪 Ohtsuki㸪 Tanigawa㸪ᢞ✏‽ഛ୰㸧㸬
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㩷
࿑1 ᓸᖺᤊ߇ೋᦼߦᄥ㓁ߩ๟ࠅߩᬦ౞゠㆏ࠍឬ޿ߡ޿ࠆ႐วߦ߅ߌࠆ㧘৻ᤨ᝝₪゠㆏ߩ଀㧚Ꮐߪ
ࡅ࡞࿤ဳ㧘ฝߪࡄࡦဳߩ଀㧚ࡅ࡞࿤ဳߪࠛࡀ࡞ࠡ࡯߇ዊߐߊ㧘࡜ࠣ࡜ࡦࠫࡘὐઃㄭ߆ࠄߩߺ
ᖺᤊߩࡅ࡞࿤ౝߦଚ౉ߢ߈ࠆࠃ߁ߥ゠㆏ߩ႐วߦ⷗ࠄࠇ㧘ᖺᤊ๟ࠅࠍ㗅ⴕᣇะߦ౏ォߔࠆ㧚
৻ᣇ㧘ࡄࡦဳߪࠛࡀ࡞ࠡ࡯߇㜞޿႐วߦ⷗ࠄࠇ㧘ࡅ࡞࿤ߩᄖ஥ࠍㅒⴕᣇะߦ౏ォߔࠆ㧚
㩷 ⎇ⓥᚑᨐߩ౏⴫⁁ᴫ
ญ㗡⊒⴫
1) ᧃᰴ ┥㧘ᄢᮎ࿻ผ㧘⼱Ꮉ੨ⴕ㧘Effects of planetesimals’ random velocity on temporary capture by a
planet.㧘42nd Lunar and Planetary Science Conference㧘2011ᐕ㧘3᦬㧘☨࿖࠹ࠠࠨࠬᎺ㧘ࡅࡘ࡯ࠬ
࠻ࡦ
2) ቟੗૓⾆㧘ᄢᮎ࿻ผ㧘บဈ ඳ㧘Angular momentum transport in planetary rings: Effects of
self-gravity and spins of particles㧘42nd Lunar and Planetary Science Conference㧘2011ᐕ㧘3᦬㧘
☨࿖࠹ࠠࠨࠬᎺ㧘ࡅࡘ࡯ࠬ࠻ࡦ
3) ⼱Ꮉ੨ⴕ㧘ᄢᮎ࿻ผ ↸↰ᱜඳ㧘Gas accretion flow onto circum-planetary disks㧘42nd Lunar and
Planetary Science Conference㧘2011ᐕ㧘3᦬㧘☨࿖࠹ࠠࠨࠬᎺ㧘ࡅࡘ࡯ࠬ࠻ࡦ
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ᝨᫍ኱Ẽ䛾ᑐὶᵓ㐀䛾ẚ㍑ᩘ್䝰䝕䝸䞁䜾㻌
Comparative numerical study on the structure of convection in planetary atmospheres
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸஑ᕞ኱Ꮫ኱Ꮫ㝔⌮Ꮫ◊✲㝔㸪୰ᓥ೺௓([email protected])
◊✲ศᢸ⪅㸸໭ᾏ㐨኱Ꮫ኱Ꮫ㝔⌮Ꮫ◊✲㝔㸪ᑠ㧗ṇႹ([email protected])
໭ᾏ㐨኱Ꮫ኱Ꮫ㝔⌮Ꮫ㝔ప ⛉Ꮫ◊✲ᡤ㸪ᮡᒣ⪔୍ᮁ([email protected])
໭ᾏ㐨኱Ꮫ኱Ꮫ㝔⌮Ꮫ㝔Ᏹᐂ⌮Ꮫᑓᨷ㸪ᒣୗ㐩ஓ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ᮏ◊✲ࡢ┠ⓗࡣ㸪 ⌧ᅾࡢኴ㝧⣔ᝨᫍ࠿ࡽ⣔እᝨᫍࡑࡋ࡚௬᝿ⓗ࡞ᝨᫍ࡟⮳ࡿࡲ࡛ࡢᑐὶࡢᵓ㐀ࢆㄪ࡭
ࡿⅭࡢὶయィ⟬ࡢࣔࢹࣝࡢ㛤Ⓨ࣭ᨵⰋ࡜ࡑࢀࡽࢆ⏝࠸ࡓᇶ♏ⓗᩘ್ᐇ㦂ࢆ⾜࠺ࡇ࡜࡛࠶ࡿ. ᵝࠎ࡞ᝨᫍ
ࡢ኱Ẽࡢᑐὶ⌧㇟ࢆᆅ⌫኱Ẽࡢᑐὶ⌧㇟࡜ẚ㍑᳨ウࡋ㸪 ࡑࢀࢆᆅ⌫኱Ẽ⏝ࡢࣔࢹࣝࡢᯟ⤌ࡳࡢᘏ㛗࡜ࡋ
࡚࡜ࡽ࠼ࡿࡇ࡜ࡣ㸪 ᆅ⌫ࡢẼ㇟Ꮫࡢ▱㆑ࢆᇶ┙࡜ࡋ࡚ࡇࢀࡽࢆ⌮ゎࡍࡿࡓࡵ࡟᭷ຠ࡞ᡭẁ࡛࠶ࡿ. ᮏ◊
✲࡛ࡣ㸪 ௬᝿ⓗ࡞≧ἣࡶྵࡵࡓᵝࠎ࡞ᝨᫍ኱Ẽ࡟࠾ࡅࡿᑐὶ㐠ືࡢᵓ㐀ࢆྲྀࡾᢅ࠺ࡇ࡜ࡢ࡛ࡁࡿᑐὶࣔ
ࢹࣝࢆ㛤Ⓨࡋ㸪 ࡑࢀࢆ⏝࠸ࡓᩘ್ᐇ㦂ࡢ⤖ᯝࢆ┦஫ẚ㍑ࡍࡿࡇ࡜࡟ࡼࡾ㸪ᝨᫍ኱Ẽᑐὶࡢ୍⯡ᛶ࡜⊂⮬
ᛶࢆᩚ⌮ࡋ⌮ゎࡍࡿࡇ࡜ࢆヨࡳࡿ.
㻌 ◊✲ࡢᴫせ
ẚ㍑ᩘ್ࣔࢹࣜࣥࢢࡢᐇ⌧࡟ྥࡅ࡚㸪 ௒ᖺᗘࡣࡇࢀࡲู࡛ࠎ࡟㛤Ⓨࡋ࡚ࡁࡓ㸪」ᩘࡢᚤ㔞จ⤖ᡂศࡢ
จ⤖ࢆ⪃៖ࡋࡓᩘ್ὶయࣔࢹࣝ࡜୺ᡂศจ⤖ࢆ⪃៖ࡋࡓᩘ್ὶయࣔࢹࣝࡢ⤫ྜࢆ࠾ࡇ࡞ࡗࡓ. ࡉࡽ࡟ᩘ
್ὶయࣔࢹࣝࡢ 2 ḟඖ࠿ࡽ 3 ḟඖ࡬ࡢᣑᙇࢆ⾜ࡗࡓ. 㛤Ⓨࡋࡓ 3 ḟඖᩘ್ὶయࣔࢹࣝࢆ⏝࠸࡚༢⣧
࡞ィ⟬タᐃ࡛ఱ㏻ࡾ࠿ࢸࢫࢺィ⟬ࢆᐇ⾜ࡋ㸪௒ࡲ࡛ 2 ḟඖᩘ್ὶయࣔࢹࣝ࡟ࡼࡗ࡚ᚓ࡚ࡁࡓ⤖ᯝࡢ෌⌧
ᛶࢆㄪ࡭ࡓ. ୪⾜ࡋ࡚㸪 2 ḟඖࡢᩘ್ὶయࣔࢹࣝࢆ⏝࠸࡚㸪୺ᡂศจ⤖ᑐὶࡢᛶ㉁ࢆㄪ࡭ࡿࡇ࡜ࢆ┠ⓗ
࡜ࡋࡓᑠつᶍ࡞ணഛⓗᩘ್ᐇ㦂ࢆ⾜ࡗࡓ.
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
௒ᖺᗘࡣᩘ್ὶయࣔࢹࣝࡢᨵⰋ࡟ὀຊࡋ㸪 ௨ୗࡢࡼ࠺࡞ࣔࢹࣝ㛤Ⓨ࣭ᑠつᶍ࡞ணഛⓗᐇ㦂ࢆᐇ᪋ࡋࡓ.
ṧᛕ࡞ࡀࡽ FX1 ࢆ⏝࠸ࡓᮏ᱁ⓗ࡞㞼ᑐὶィ⟬ࡢᐇ⾜࡟ࡣ⮳ࡽ࡞࠿ࡗࡓࡀ㸪 ᮶ᖺᗘ࡟ࡑࢀࢆᐇ⾜ࡍࡿ┠
ฎࡀ❧ࡗࡓ.
1) ࣉࣟࢢ࣒ࣛࡢ⤫ྜ
ࡇࢀࡲู࡛ࠎ࡟㛤Ⓨࡋ࡚ࡁࡓ㸪 」ᩘࡢᚤ㔞จ⤖ᡂศࡢจ⤖ࢆ⪃៖ࡋࡓᩘ್ὶయࣔࢹࣝ࡜୺ᡂศจ⤖ࢆ
⪃៖ࡋࡓᩘ್ὶయࣔࢹࣝࡢ⤫ྜࢆ࠾ࡇ࡞ࡗࡓ. ࡇࢀࡲ࡛ྠ୍ᶵ⬟ࢆ᭷ࡍࡿ㛵ᩘࡸࢧࣈ࣮ࣝࢳࣥࢆಶࠎ࡟
సᡂࡋ࡚ࡁࡓࡇ࡜ࢆᨵࡵ㸪 ࡑࡢᩚ⌮࣭⤫ྜࢆ㐍ࡵࡓ. ࡑࢀ࡟ࡼࡾ㸪 ᚤ㔞ᡂศจ⤖/୺ᡂศจ⤖ࡢ࠸ࡎࢀ
ࢆ⪃៖ࡋࡓሙྜ࡟ࡶ㸪 ྠ୍ࡢᯟ⤌ࡳ࡛ィ⟬ࢆᐇ⾜࡛ࡁࡿࡼ࠺࡟࡞ࡗࡓ.
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2) ᩘ್ὶయࣔࢹࣝࡢ 2 ḟඖ࠿ࡽ 3 ḟඖ࡬ࡢᣑᙇ
ᩘ್ὶయࣔࢹࣝࡢ 2 ḟඖ࠿ࡽ 3 ḟඖ࡬ࡢᣑᙇࢆ⾜࠸㸪 ఱ㏻ࡾࡶࡢࢸࢫࢺィ⟬ࢆᐇ⾜ࡋࡓ. ලయⓗ࡟
ࡣ㸪 㡢Ἴࡢఏ᧛ࡸ ఩ࡢ⛣ὶ࡜࠸ࡗࡓ༢⣧࡞ࢸࢫࢺィ⟬࠿ࡽ㸪 1 ࡘࡢ㞼ࡢ⏕ᡂᾘ⁛ࢆࢩ࣑࣮ࣗࣞࢺࡍ
ࡿࡇ࡜ࢆ┠ⓗ࡜ࡋࡓࢸࢫࢺィ⟬ࡲ࡛ẁ㝵ⓗ࡟ᐇ⾜ࡋ㸪 ࡇࢀࡲ࡛ࡢ 2 ḟඖࣔࢹࣝ࡟ࡼࡗ࡚ᚓ࡚ࡁࡓ⤖ᯝ
㸦ὶࢀሙࡢࣃࢱ࣮ࣥ㸪 Ỉ࣭◲໬Ỉ⣲࢔ࣥࣔࢽ࣒࣭࢘࢔ࣥࣔࢽ࢔㞼ࡢඹᏑ㸪 ࡞࡝㸧ࡢ෌⌧ᛶࢆㄪ࡭ࡓ(ᅗ
1). ࡑࡢ⤖ᯝ㸪 2 ḟඖ࠿ࡽ 3 ḟඖ࡬ࡢᣑᙇࡀᡂຌࡋࡓࡇ࡜ࢆ☜ㄆࡋࡓ.
3) ୺ᡂศจ⤖ᑐὶࡢணഛⓗᐇ㦂
୺ᡂศࡀจ⤖ࡍࡿ⣔࡟࠾࠸࡚ࡣ㸪 ᗘࡀ㣬࿴ ᗘ࡟ᣊ᮰ࡉࢀࡿࡓࡵ࡟ᾋຊࡀไ⣙ࡉࢀ㸪 ᑐὶࡀ⏕ࡌ
࡟ࡃ࠸࡜⪃࠼ࡽࢀࡿ. ࡇࡢࡼ࠺࡞⣔࡛ࡣ㸪 ᾋຊࡀจ⤖ࡢ⏕ࡌࡿ㣬࿴ẚࡢ኱ࡁࡉ(⮫⏺㣬࿴ẚ)࡟ᙉࡃ౫Ꮡ
ࡍࡿ࡜⪃࠼ࡽࢀ࡚ࡁࡓ. ࡋ࠿ࡋ㸪ࡇࢀࡲ࡛ࡢ㆟ㄽࡣ⇕ᖹ⾮ィ⟬ࡶࡋࡃࡣ㖄┤୍ḟඖࡢࣃ࣮ࢭࣝࣔࢹࣝࢆ
⏝࠸࡚࠾ࡾ㸪 ᑐὶ㐠ືࢆ㝧࡟ゎ࠸࡚࠸࡞࠸. ࡑࡇ࡛㸪 ⮫⏺㣬࿴ẚࡀ 1.0 ࡢሙྜ࡟࠾࠸࡚୺ᡂศจ⤖ᑐ
ὶࡢ┤᥋ᩘ್ィ⟬ࢆᐇ⾜ࡋࡓ. ࡑࡢ⤖ᯝ㸪 㞼ᒙࡢୗࡢ஝⇱ᇦ࡛༑ศ࡞ᾋຊࡀᚓࡽࢀࢀࡤ㸪 㖄┤ὶࡢ኱
ࡁ࠸ᑐὶࡀ⏕ࡌࡿࡇ࡜ࡀ♧ࡉࢀࡓ (ᅗ 2).
㻌
ᅗ 1 ᮌᫍ኱Ẽࢆᛕ㢌࡟࠾࠸ࡓ 1 ࡘࡢ㞼ࡢⓎ⏕ࡢࢩ࣑࣮ࣗࣞࢩࣙࣥ. จ⤖≀ࡢศᕸ (ᕥ) ࠾ࡼࡧ
จ⤖ᡂศẼయࡢศᕸ (ྑ). จ⤖≀ࡢΰྜẚࡢศᕸࡣ H2O 㞼ࢆ㉥Ⰽ࡛㸪 NH4SH 㞼ࢆ⥳Ⰽ
࡛㸪 NH3 㞼ࢆ㟷Ⰽ࡛⾲⌧ࡋ㸪 」ᩘࡢ✀㢮ࡢ㞼ࡀඹᏑࡍࡿ㡿ᇦࡣࡑࢀࡒࢀࡢⰍࡢྜᡂⰍ
(RGB ྜᡂⰍ) ࡛⾲⌧ࡍࡿ. H2O ⵨Ẽ㸪 H2S ⵨Ẽ㸪 NH3 ⵨Ẽࡢศᕸࡶྠᵝ࡟⾲⌧ࡍࡿ.
ᅗ 2 ⅆᫍ኱Ẽࢆᛕ㢌࡟࠾࠸ࡓ୺ᡂศจ⤖ᑐὶࡢᩘ್ᐇ㦂࡛ᚓࡽࢀࡓィ⟬㛤ጞ 5 ᪥ᚋࡢ㖄┤ὶ㏿.
⮫⏺㣬࿴ẚࡣ 1.0 ࡜ࡋࡓ.
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㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ䛺䛧ㄽᩥ㻌
1) T. Yamashita㸪 M. Odaka㸪 K. Sugiyama㸪 K. Nakajima㸪 M. Ihiwatari㸪and Y.-Y. Hayashi㸪 2010:
Atmospheric convection with condensation of the major component㸪 Proc. of the 43th ISAS Lunar
and Planetary Symposium㸪 The Institute of Space and Astronautical
Science.㸪
http://www.gfd-dennou.org/arch/prepri/2010/isas-lp/mars-moistconv/proc/2010isas-lp/marsmoistco
nv.pdf
2) T. Yamashita㸪 M. Odaka㸪 K. Sugiyama㸪 K. Nakajima㸪 M. Ishiwatari㸪 and Y.-Y. Hayashi㸪
2010: Two-dimensional numerical experiments of Martian atmospheric convection with
condensation of the major component㸪 Eos Trans. AGU㸪 91(26)㸪 West. Pac. Geophys. Meet.
Suppl.㸪 Abstract P34A-03
3) K. Sugiyama㸪 M. Odaka㸪 K. Nakajima㸪 Y. Morikawa㸪 M. Ishiwatari㸪 K. Kuramoto㸪 and
Y.-Y. Hayashi㸪 2010: Numerical Modeling of Moist Convection in Jupiter’s Atmosphere: the
sensitivities to cloudphysical parameters and the abundance of condensable species㸪 Eos Trans.
AGU㸪 91(26)㸪 West. Pac. Geophys. Meet. Suppl.㸪 Abstract P34A-04
ཱྀ㢌Ⓨ⾲
4) ᒣୗ㐩ஓ㸪ᑠ㧗ṇႹ㸪ᮡᒣ⪔୍ᮁ㸪୰ᓥ೺௓㸪▼Ώṇᶞ㸪㧗ᶫⰾᖾ㸪ᯘ ⚈௓㸪
ࠕ୺ᡂศࡢจ⤖ࢆక࠺
ᑐὶࡢ 2 ḟඖᩘ್ィ⟬ࠖ
㸪➨ 9 ᅇ HSS ࣮࣡ࢡࢩࣙࢵࣉ㸪๰ᡂ⛉Ꮫ◊✲Ჷ 5 㝵኱఍㆟ᐊ㸪2011 ᖺ 2 ᭶
24 ᪥
5) T. Yamashita㸪 M. Odaka㸪 K. Sugiyama㸪 K. Nakajima㸪 M. Ishiwatari㸪 Y. O. Takahashi and
Y.-Y. Hayashi㸪 ``Atmospheric Convection with Condensation of the Major Component''㸪 Fourth
international workshop on the Mars atmosphere: Modelling and observations㸪 Paris㸪 France㸪
February 11㸪 2011.
6) ᒣୗ㐩ஓ㸪ᑠ㧗ṇႹ㸪ᮡᒣ⪔୍ᮁ㸪୰ᓥ೺௓㸪▼Ώṇᶞ㸪ᯘ ⚈௓㸪
ࠕ୺ᡂศࡢจ⤖ࢆక࠺ᑐὶ 㹼⣔ࡢ
ಖᏑᛶ࡟㛵ࡍࡿ෌᳨ウ㹼ࠖ
㸪 ➨ 43 ᅇ᭶ᝨᫍࢩ࣏ࣥࢪ࣒࢘㸪Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ Ᏹᐂ⛉Ꮫ◊✲ᮏ㒊㸪
2010 ᖺ 8 ᭶ 5 ᪥
7) T. Yamashita㸪 M. Odaka㸪 K. Sugiyama㸪 K. Nakajima㸪 M. Ishiwatari㸪 and Y.-Y. Hayashi㸪
``Two-dimensional numerical experiments of Martian atmospheric convection with condensation
of the major component''㸪 Western Pacific Geophysics Meeting㸪 Taipei International Convention
Center㸪 Taipei㸪 Taiwan㸪 June 23㸪 2010. (Presentation ID: P34A-03)
8) K. Sugiyama㸪 M. Odaka㸪 K. Nakajima㸪 Y. Morikawa㸪 M. Ishiwatari㸪 K. Kuramoto㸪 and
Y.-Y. Hayashi㸪 “Numerical Modeling of Moist Convection in Jupiter’s Atmosphere: the
sensitivities to cloudphysical parameters and the abundance of condensable species”㸪 Western
Pacific Geophysics Meeting㸪 Taipei International Convention Center㸪 Taipei㸪 Taiwan㸪 June
23㸪 2010. (Presentation ID: P34A-04)
9) ᒣୗ㐩ஓ㸪ᑠ㧗ṇႹ㸪ᮡᒣ⪔୍ᮁ㸪୰ᓥ೺௓㸪▼Ώṇᶞ㸪ᯘ ⚈௓㸪
ࠕTwo-dimensional experiments of
Martian atmospheric convection with condensation of the major componentࠖ
㸪᪥ᮏᆅ⌫ᝨᫍ⛉Ꮫ㐃
ྜ 2010 ᖺ኱఍㸪ᖥᙇ࣓ࢵࢭᅜ㝿఍㆟ሙ㸪2010 ᖺ 5 ᭶ 23 ᪥(ㅮ₇␒ྕPPS001-P07)
10) ᮡᒣ⪔୍ᮁ㸪ᑠ㧗ṇႹ㸪୰ᓥ೺௓㸪᳃ᕝ㟹኱㸪▼Ώṇᶞ㸪಴ᮏ ᆂ㸪 ᯘ ⚈௓㸪
ࠕᮌᫍ኱Ẽ㞼ᑐὶᵓ㐀
ࡢࣃ࣓ࣛࢱ౫Ꮡᛶ࡟㛵ࡍࡿᩘ್ᐇ㦂ࠖ
㸪᪥ᮏᆅ⌫ᝨᫍ⛉Ꮫ㐃ྜ 2010 ᖺ኱఍㸪ᖥᙇ࣓ࢵࢭᅜ㝿఍㆟ሙ㸪
2010 ᖺ 5 ᭶ 23 ᪥(ㅮ₇␒ྕPPS010-07)
11) ᒣୗ㐩ஓ㸪ᑠ㧗ṇႹ㸪ᮡᒣ⪔୍ᮁ㸪୰ᓥ೺௓㸪▼Ώṇᶞ㸪ᯘ ⚈௓㸪
ࠕ኱Ẽ୺ᡂศࡢจ⤖ࢆక࠺኱Ẽᑐ
ὶࡢ஧ḟඖᩘ್ᐇ㦂ࠖ
㸪᪥ᮏẼ㇟Ꮫ఍ 2010 ᖺᗘ᫓Ꮨ኱఍㸪௦ࠎᮌᅜ❧࢜ࣜࣥࣆࢵࢡグᛕ㟷ᑡᖺ⥲ྜࢭ
ࣥࢱ࣮㸪2010 ᖺ 5 ᭶ 23 ᪥(ㅮ₇␒ྕ P103)
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䝤䝷䝑䜽䝩䞊䝹ೃ⿵ኳయ䛾≧ែ㑄⛣䛻㛵䛩䜛☢Ẽὶయᩘ್ᐇ㦂㻌
MHD simulations of the state transition of black hole accretion disks
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸஑ᕞ኱Ꮫ኱Ꮫ㝔⌮Ꮫ◊✲㝔≀⌮Ꮫ㒊㛛㸪⏫⏣┿⨾([email protected])
㻌 ィ⟬ࡢ┠ⓗ
ࣈࣛࢵࢡ࣮࣍ࣝ X ⥺㐃ᫍࡢ࢔࢘ࢺࣂ࣮ࢫࢺ᫬࡟ほ ࡉࢀࡿ࢚ࢿࣝࢠ࣮ࢫ࣌ࢡࢺࣝࡢ≧ែ㑄⛣ࡣ㯮యᨺ
ᑕᡂศࡢ༟㉺ࡋࡓࢯࣇࢺ≧ែ࡜㠀⇕ⓗᨺᑕࡢ༟㉺ࡋࡓࣁ࣮ࢻ≧ែࢆ⾜ࡁ᮶ࡍࡿ⌧㇟࡛࠶ࡿ㸬㏆ᖺࣁ࣮ࢻ
≧ែ࠿ࡽࢯࣇࢺ≧ែ࡬ࡢ㑄⛣ࡢ㏵୰࡟᫂ࡿ࠸ࣁ࣮ࢻ≧ែࡢᙧᡂᶵᵓࡀ᫂ࡽ࠿࡟࡞ࡗ࡚ࡁࡓ㸬ࡇࡢ᫂ࡿ࠸
ࣁ࣮ࢻ≧ែࡣࡇࢀࡲ࡛▱ࡽࢀ࡚࠸ࡓᶆ‽㝆╔෇┙ࡸ⛣ὶඃໃ㝆╔ὶ࡛ࡣㄝ᫂ࡍࡿ஦ࡀ㞴ࡋ࠸㸬ᡃࠎࡣ࢚
ࢹ࢕ࣥࢺࣥගᗘࡢ 10%௨ୖ࡟᫂ࡿࡃ㸪ࣁ࣮ࢻ࡞ࢫ࣌ࢡࢺࣝࢆ♧ࡍ≧ែࡣගᏛⓗ࡟ⷧ࠸ሙྜ࡟㔜せ࡟࡞ࡿ
ᨺᑕ෭༷࡟ࡼࡗ࡚ᙧᡂࡉࢀࡿ☢Ẽᅽඃໃ෇┙࡛࠶ࡿ࡜⪃࠼㸪ࡑࡢᡂᅉࢆㄪ࡭ࡿ┠ⓗ࡛㸪㝆╔෇┙ࡢ 3 ḟ
ඖ☢Ẽὶయᩘ್ィ⟬ࢆ⾜ࡗࡓ
㻌 ◊✲ࡢᴫせ
᫂ࡿ࠸ࣁ࣮ࢻ≧ែࡢ㉳※࡜⪃࠼ࡽࢀࡿ☢Ẽᅽඃໃ෇┙ࡢᙧᡂᶵᵓ㸪≉ᚩࢆㄪ࡭ࡿ┠ⓗ࡛ගᏛⓗ࡟ⷧ࠸
ᨺᑕ෭༷㡯ࢆຍ࠼ࡓ 3 ḟඖ☢Ẽὶయᩘ್ィ⟬ࢆ⾜ࡗࡓ㸬☢Ẽ஘ὶࡀ༑ศⓎ㐩ࡋࡓ㸪ගᏛⓗ࡟ⷧࡃᨺᑕࢆ
↓ど࡛ࡁࡿ㝆╔ὶࢆᩘ್ィ⟬࡛෌⌧ࡋ㸪ࡑࡢᩘ್ィ⟬⤖ᯝࢆ෭༷ධࡾࡢィ⟬ࡢึᮇ᮲௳࡜ࡋ࡚࠸ࡿ㸬ᩘ
್ィ⟬ࡣ෇⟄ᗙᶆ⣔࡛⾜࠸㸪㝆╔෇┙඲యࢆ(Nr㸪Nȭ㸪Nz)=(400㸪65㸪400)ࢢࣜࢵࢻ⏝࠸࡚ィ⟬ࡋ࡚࠸
ࡿ㸬ࡲࡎ᭱ึ࡟෭༷ࢆ⪃៖ࡋࡓᩘ್ィ⟬ࢆ⾜࠺ࡓࡵࡢึᮇ᮲௳ࢆసᡂࡍࡿࡓࡵࡢ㸪෭༷ࢆ↓どࡋࡓ㝆╔
ὶࡢィ⟬ࢆ⾜ࡗࡓ㸬ࡑࡢᚋ㸪ᨺᑕ෭༷㡯࡜ࡋ࡚㸪ගᏛⓗ࡟ⷧ࠸ሙྜࡢ⇕ไືᨺᑕࢆຍ࠼ࡓᩘ್ィ⟬ࢆ⾜
ࡗࡓ㸬᭦࡟ᩘ್ィ⟬࠿ࡽồࡵࡽࢀࡿᐦᗘ㸪☢ሙศᕸ࡞࡝ࢆඖ࡟㸪ᨺᑕࢫ࣌ࢡࢺࣝࡢィ⟬ࢆ⾜࠸㸪☢Ẽᅽ
ඃໃ෇┙ࡀᙧᡂࡉࢀࡿ࡜ X ⥺ගᗘࡀቑගࡍࡿ஦ࡀࢃ࠿ࡗࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᨺᑕࢆ↓どࡋࡓ㝆╔෇┙ࡢ3ḟඖ☢Ẽὶయᩘ್ィ⟬ࢆ⾜ࡗࡓ㸬ᩘ್ィ⟬ࡣ෇⟄ᗙᶆ⣔ࡢಟṇ
Lax-Wendroffἲࢆ⏝࠸࡚⾜ࡗࡓ㸬つ᱁໬࡜ࡋ࡚㸪ࢩࣗࣂࣝࢶࢩࣝࢺ༙ᚄ㸪ග㏿ࢆ⏝࠸࡚࠸ࡿ㸬ືᚄ᪉ྥ
ࡢゎീᗘࡣ40ࢩࣗࣂࣝࢶࢩࣝࢺ༙ᚄࡲ࡛0.1࡜ࡋ㸪ࡑࡢᚋᣦᩘ㛵ᩘࢢࣜࢵࢻ࡟ኚ᭦ࡋ࡚࠸ࡿ㸬ࡇࡢィ⟬ࡢ
⤖ᯝ㸪Plunging regionࡣ༙ᚄ5ࢩࣗࣂࣝࢶࢩࣝࢺ௜㏆࡟ᙧᡂࡉࢀࡿ஦ࡀࢃ࠿ࡗࡓ㸬ࡲࡓ㸪ᨺᑕࢆ↓どࡋ
ࡓィ⟬ࢆึᮇ᮲௳࡟ගᏛⓗ࡟ⷧ࠸ሙྜࡢ⇕ไືᨺᑕࢆ⪃៖ࡋࡓᩘ್ィ⟬ࢆ⾜ࡗࡓᡤ㸪ᨺᑕ෭༷࡟ࡼࡗ࡚
☢᮰ࢆಖᣢࡋࡓࡲࡲ㖄┤᪉ྥ࡟཰⦰ࡋ㸪࢞ࢫᐦᗘࡀ㧗ࡃప ࡞෇┙ࡀᙧᡂࡉࢀࡿ஦ࡀࢃ࠿ࡗࡓ㸬ࡇࡢ෇
┙ࡢᐦᗘศᕸ➼ࢆඖ࡟ᨺᑕࢫ࣌ࢡࢺࣝࢆㄪ࡭ࡓᡤ㸪ప ࣭㧗ᐦᗘ෇┙ࡀᙧᡂࡉࢀࡿ࡜ྠ᫬࡟X⥺ගᗘࡀ
ቑගࡍࡿ஦ࢆ♧ࡏࡓ㸬
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㻌
ᅗ1 ᪉఩ゅ᪉ྥ࡟ᖹᆒࡋࡓᐦᗘࡢ᩿㠃ᅗ㸬ᕥࡀᨺᑕ෭༷ࢆ↓どࡋࡓሙྜ㸪ྑࡣᨺᑕ෭༷ࢆ⪃៖ࡋ
ࡓሙྜ࡟ᑐᛂࡍࡿ㸬⇕ไືᨺᑕ࡟ࡼࡗ࡚ ᗘࡀపୗࡍࡿࡓࡵ࡟㸪㖄┤᪉ྥᅽຊࡀపୗࡋ㸪㉥
㐨㠃㏆ഐ࡟㧗ᐦᗘࡢ࢞ࢫ෇┙ࡀᙧᡂࡉࢀ࡚࠸ࡿ㸬
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ཱྀ㢌Ⓨ⾲
1) Global MHD Simulation of Accretion Flows including Cooling Effects㸪
Machida㸪 M.㸪 Oda㸪 H.㸪 Ohsuga㸪 K.㸪 & Matsumoto㸪 R.
Relativistic Whirlwind㸪 May 29-June 6㸪 2010 at Italy
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HPC@JAXA2010
ཎጞᫍ䝆䜵䝑䝖䛸ᫍ࿘෇┙୰䛷䛾ᝨᫍᙧᡂ㐣⛬䛾◊✲㻌
Protostellar Jet and Gas-giant Planet Formation in the Circumstellar Disk
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸ᅜ❧ኳᩥྎ ⌮ㄽ◊✲㒊㸪⏫⏣ṇ༤([email protected])
◊✲ศᢸ⪅㸸ᅜ❧ኳᩥྎ ⌮ㄽ◊✲㒊㸪ᐩ㜰ᖾ἞([email protected])
ྡྂᒇ኱Ꮫ ኱Ꮫ㝔⌮Ꮫ◊✲⛉㸪≟ሯಟ୍㑻(inutsuka㸾nagoya-u.jp)
ἲᨻ኱Ꮫ ே㛫⎔ቃᏛ㒊㸪ᯇᮏ೔᫂(matsu㸾hosei.ac.jp)
ᅜ❧ኳᩥྎ ⌮ㄽ◊✲㒊㸪ᐩ⏣㈼࿃([email protected])
ᅜ❧ኳᩥྎ ALMA ᥎㐍ᐊ㸪すྜ୍▮([email protected])
㻌 ィ⟬ࡢ┠ⓗ
㏆ᖺ㸪┤᥋᧜ീ࡟ࡼࡗ࡚㸪ᫍ࿘෇┙ࡢᵓ㐀ࡸ୰ᚰᫍ࠿ࡽ㞳ࢀࡓሙᡤ࡟Ꮡᅾࡍࡿ࢞ࢫᝨᫍࡢᏑᅾࡀ᫂ࡽ
࠿࡟࡞ࡗ࡚࠸ࡿ㸬ࡲࡓ㸪㉥እ⥺ኳᩥ⾨ᫍ AKARI ࡢほ ⤖ᯝ࠿ࡽ㸪ཎጞᫍࡸᫍ࿘෇┙ࡢ⤫ィⓗ࡞㆟ㄽࡀ
ฟ᮶ࡿࡼ࠺࡟࡞ࡗ࡚ࡁࡓ㸬ࡇࡢ◊✲࡛ࡣ㸪ࡇࢀࡽࡢほ ⤖ᯝࢆㄝ᫂ࡍࡿࡓࡵ࡟㸪ᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥ
ࢆ⏝࠸࡚㸪ᫍᙧᡂࡢẕయ࡜࡞ࡿศᏊ㞼ࢥ࢔࠿ࡽ┤᥋㸪෇┙࣭ᝨᫍᙧᡂࡢィ⟬ࢆ⾜࠸㸪ࡑࡢᙧᡂ㐣⛬ࢆゎ
ࡁ᫂࠿ࡍࡇ࡜ࢆ┠ⓗ࡜ࡋࡓ㸬
㻌 ◊✲ࡢᴫせ
ࡇࡢ◊✲࡛ࡣ㸪3 ḟඖ Resistive MHD ከᒙ᱁Ꮚἲ࡜࠸࠺ᩘ್ィ⟬ᡭἲࢆ⏝࠸࡚㸪ᫍᙧᡂࡢẕయ࡜࡞ࡿ
ศᏊ㞼ࢥ࢔࠿ࡽཎጞᫍࡀᙧᡂࡋ㸪ཎጞᫍࡢ࿘ࡾ࡛ฟ᮶ࡿ෇┙୰࡛࢞ࢫᝨᫍࡀฟ᮶ࡿࡲ࡛ࡢ┤᥋ィ⟬ࢆ⾜
ࡗࡓ㸬ࡑࡢ㝿㸪୰ᚰ㒊ศࡢཎጞᫍࡲ࡛ࢆ✵㛫ⓗ࡟ศゎࡍࡿ࡜㸪ᫍ࿘෇┙ࡢ㛗᫬㛫㐍໬ࢆィ⟬ࡍࡿࡢࡀᅔ
㞴࡟࡞ࡿ㸬ࡑࡢࡓࡵ㸪ཎጞᫍࢆࣔࢹࣝ໬ࡋࡓࢩࣥࢡࢭࣝ࡜࠸࠺ᡭἲࢆ⏝࠸࡚㸪෇┙ࡢ㛗᫬㛫ࡢィ⟬ࢆᐇ
⌧ࡉࡏࡓ㸬ࡲࡓ㸪ึᮇ࡟ศᏊ㞼ࢥ࢔ࡀᣢࡘ☢Ẽ࢚ࢿࣝࢠ࣮࡜ᅇ㌿࢚ࢿࣝࢠ࣮ࢆࣃ࣓࣮ࣛࢱ࡜ࡋ࡚」ᩘࡢ
ィ⟬ࢆ⾜ࡗࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᫍᙧᡂ๓ࡢศᏊ㞼ࢥ࢔࠿ࡽ෇┙ࡀฟ᮶ࡿ㐣⛬ࢆ┤᥋ィ⟬ࡋࡓ⤖ᯝ㸪ᫍ࿘෇┙ࡣ㸪ึᮇ࡟ࡣཎጞᫍࡼࡾ
ࡶ㔜ࡃ㸪㔜ຊⓗ࡟୙Ᏻᐃ࡛࠶ࡿࡇ࡜ࡀศ࠿ࡗࡓ㸬ࡲࡓ㸪ࡇࡢࡼ࠺࡞෇┙࡛ࡣ㸪ศ⿣࡟ࡼࡗ࡚࢞ࢫᝨᫍࡢ
ㄌ⏕ࡀྍ⬟࡛࠶ࡿࡇ࡜ࡀศ࠿ࡗࡓ㸬ࡲࡓ㸪࢞ࢫᝨᫍࡀᙧᡂࡍࡿሙᡤࡣ㸪෇┙୰࡛ࡢ☢ሙࡢᩓ㐓㡿ᇦ࡜ᐦ
᥋࡟㛵㐃ࡋ࡚࠾ࡾ㸪୰ᚰࡢཎጞᫍ࠿ࡽ5-50AU㞳ࢀࡓሙᡤ࡛ㄌ⏕ࡍࡿ㸬ࡇࡢ⤖ᯝࡣ㸪᭱㏆ࡢ┤᥋᧜ീ࡟ࡼ
ࡿ⣔እᝨᫍࡢᙧᡂࢆㄝ᫂ࡍࡿࡇ࡜ࡀྍ⬟࡛࠶ࡿ㸬
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㻌
ᅗ1 ཎጞ࣭ᫍᫍ࿘෇┙࣭࢞ࢫᝨᫍࡢᙧᡂ㸬ྑୖ࡜ྑୗࡣᕥࡢᅗࡢᣑ኱ᅗ㸬ⓑ㯮ࡢ⥺ࡣ☢ຊ⥺㸪
࢜ࣞࣥࢪⰍࡢࢥࣥࢺ࢔ࡣཎጞᫍࢪ࢙ࢵࢺ㸬ྑୗࡢᅗ࡛㸪෇┙୰࡟ཎጞᝨᫍࡀᙧᡂࡋ࡚࠸ࡿ㸬
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ௜ㄽᩥ
1) Machida㸪 M. N.㸪 Inutsuka㸪 S.㸪 & Matsumoto㸪 T. 2011㸪 ApJ㸪 729㸪 42
2) Tomida㸪 K.㸪 Machida㸪 M.N.㸪 Saigo㸪 K.㸪 Tomisaka㸪 K.㸪 & Matsumoto㸪 T. 2010㸪 ApJL㸪
725㸪 L239
3) Machida㸪 M. N.㸪 Inutsuka㸪 S.㸪 & Matsumoto㸪 T. 2010㸪 ApJ㸪 724㸪 1006
4) Inutsuka㸪 S.㸪 Machida㸪 M.N.㸪 & Matsumoto㸪 T. 2010㸪 ApJL㸪 718㸪 L58
ᰝㄞ࡞ࡋㄽᩥ
5) Machida㸪 M.N.㸪 Omukai㸪 K.㸪& Matsumoto㸪T. 2010㸪 American Institute of Physics Conference
Series㸪 1294㸪 56
6) Machida㸪 M.N. 2010㸪Proceedings of the IAU Symposium 270 "Computational Star Formation"
ཱྀ㢌Ⓨ⾲
7) ኳᩥᏛ఍⛅Ꮨᖺ఍ ᫍ࿘෇┙ࡢ㉳※࡜ࡑࡢᙧᡂ㐣⛬ ⏫⏣ṇ༤
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Ᏹᐂึᮇ䛻䛚䛡䜛ኳయ䛾ᙧᡂ㐣⛬㻌
Structure Formation in the Early Universe
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸ᮾ໭኱Ꮫ኱Ꮫ㝔⌮Ꮫ◊✲⛉ኳᩥᏛᑓᨷ㸪㔝ཱྀṇྐ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
㖟Ἑࡢᙧᡂࢆࡑࡢ᰿※࡟ᡠࡗ࡚ゎ᫂ࡍࡿࡓࡵ㸪Ᏹᐂึᮇ࡟࠾ࡅࡿᑠኳయࡢᙧᡂ㐣⛬ࢆ㧗ゎീᗘࡢᏱᐂ
ㄽⓗᩘ್ࢩ࣑࣮ࣗࣞࢩࣙࣥ࡟ࡼࡗ࡚ㄪ࡭ࡿ㸬Ᏹᐂึᮇࡢኳయᙧᡂ࡟࠾࠸࡚ࡣỈ⣲ศᏊࡸ㔜Ỉ⣲ศᏊ࡟ࡼ
ࡿᨺᑕ෭༷ࡸᙧᡂࡉࢀࡓᫍ࡟ࡼࡿ࢞ࢫࡢ㟁㞳ࡀ㔜せ࡜⪃࠼ࡽࢀࡿࡢ࡛㸪ࡇࢀࡽࢆṇࡋࡃ⪃៖ࡋࡓࢩ࣑ࣗ
࣮ࣞࢩࣙࣥࢥ࣮ࢻࢆసᡂࡍࡿ㸬ࡲࡓ㸪ᫍᙧᡂ㐣⛬ࢆ㧗ᐦᗘ࡞࢞ࢫ࡟࠾ࡅࡿ sink particle ࡢᙧᡂ࡜ࡋ࡚⤌
ࡳ㎸ࡳ㸪Ᏹᐂึ௦ࡢᫍࡢᙧᡂ࠿ࡽ㖟Ἑࡢᙧᡂ࡟⮳ࡿࡲ࡛ࡢᵓ㐀ᙧᡂ㐣⛬ࢆᩚྜⓗ࡞ࢩ࣑࣮ࣗࣞࢩࣙࣥ࡟
ࡼࡗ࡚ヲࡋࡃㄪ࡭ࡿ㸬
㻌 ◊✲ࡢᴫせ
㖟Ἑᙧᡂ࡟࠾࠸࡚㔜せ࡜⪃࠼ࡽࢀࡿ࡯࡜ࢇ࡝ࡍ࡭࡚ࡢ≀⌮㐣⛬㸦㔜ຊ㸪࢞ࢫຊᏛ㸪ᨺᑕ෭༷㸪ᫍᙧᡂ㸪
ᫍ㛫໬Ꮫ࡞࡝㸧ࢆ⤌ࡳ㎸ࢇࡔ 3 ḟඖ N యὶయࢥ࣮ࢻࢆ⏝࠸࡚㸪Cold Dark Matter Ᏹᐂㄽࡢண ࡍࡿึ
ᮇ᮲௳ࡢࡶ࡜࡟Ᏹᐂึᮇࡢኳయᙧᡂࢆࢩ࣑࣮ࣗࣞࢺࡍࡿ㸬 ᙧᡂࡉࢀࡓኳయࡢㅖᛶ㉁ࢆ㐲᪉㖟Ἑ࡟㛵ࡍࡿ
᭱᪂ࡢほ ⤖ᯝ࡜ẚ㍑ࡍࡿ㸬ࡲࡓ㸪㏆ഐ࡛ほ ࡉࢀࡿ▸ᑠ㖟Ἑࡸ⌫≧ᫍᅋ࡞࡝⌧Ꮡࡍࡿ᭱ྂࡢኳయ࡜㸪
Ᏹᐂึᮇ࡟ᙧᡂࡉࢀࡓኳయࡢ㐍໬ㄽⓗᅉᯝ㛵ಀ࡟㛵ࡋ࡚⪃ᐹࢆ⾜࠺㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ձ ィ⟬ࢥ࣮ࢻ࡟㔜
㔜Ỉ⣲ศᏊ㸦HD㸧࡟ࡼࡿᨺᑕ෭༷ࢆṇࡋࡃ⤌ࡳ㎸ࡴࡇ࡜࡟ᡂຌࡋࡓ㸬㉁㔞ࡀ1×106ኴ
㝧㉁㔞௨ୖࡢኳయ࡛ࡣHDศᏊ࡟ࡼࡿ෭༷ຠᯝࡣᑠࡉ࠸ࡀ㸪ࡑࢀ௨ୗࡢ㉁㔞ࡢኳయ࡛ࡣHD࡟ࡼࡿ෭
༷࡛ ᗘࡀ100K௨ୗࡲ࡛ୗࡀࡿࡇ࡜ࡀࢃ࠿ࡗࡓ㸬
ղ 㧗ᐦᗘࡢ࢞ࢫ࠿ࡽᙧᡂࡉࢀࡓ sink particle 㸦Ᏹᐂ࡛ึ௦ࡢᫍ࡜ྠᐃࡉࢀࡿ㸧࡟ࡼࡿ㟁㞳ຠᯝࢆࢥ࣮
ࢻ࡟⤌ࡳධࢀࡿࡇ࡜࡟ᡂຌࡋࡓ㸬ࡇࢀ࡟ࡼࡾ㸪Ᏹᐂࡢᵓ㐀ᙧᡂ࡟క࠺࢞ࢫࡢ㐍໬㐣⛬ࢆࡼࡾ⌧ᐇⓗ
࡟ࢩ࣑࣮ࣗࣞࢺࡍࡿ㐨ࡀ㛤ࡅࡓ㸬
㻌
ᅗ1 CDMᏱᐂ࡟࠾ࡅࡿ࢞ࢫࡢ㟁㞳㸸ᕥ(z=17)㸸㧗ᐦᗘ㡿ᇦ㸦㉥࡛⾲♧㸧࡛ᫍ㸦sink ⢏Ꮚ㸧ࡀᙧᡂࡉࢀ
ࡿ㸬ྑ(z=15.4)㸸ᙧᡂࡉࢀࡓᫍ࡟ࡼࡗ࡚㏆ഐࡢ࢞ࢫࡀ㟁㞳ࡉࢀ㧗 ࡢ㡿ᇦ㸦㟷࡛⾲♧㸧ࡀ⌧ࢃࢀࡿ㸬
-220-
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HPC@JAXA2010
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
1)
ࠕ㖟Ἑࡢᙧᡂ࡜㐍໬ࠖOpen campus㸪 Tohoku University㸪 2010࡟࠾ࡅࡿᒎ♧
-221-
This document is provided by JAXA.
HPC@JAXA2010
㣕⩧య䛾✵ຊ䞉ᵓ㐀䞉㣕⾜ຊᏛ㐃ᡂゎᯒ䛻㛵䛩䜛◊✲㻌
Study on Aerodynamics, Aeroelasticity and Flight Dynamics Coupled Simulations of a Projectile
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸ᶓ὾ᅜ❧኱Ꮫ኱Ꮫ㝔ᕤᏛ◊✲㝔㸪ᐑ㊰ᖾ஧([email protected])
㻌 ィ⟬ࡢ┠ⓗ
JAXA ࡛㛤Ⓨࡀ㐍ࡵࡽࢀ࡚࠸ࡿ㸪㧗㧗ᗘẼ⌫࠿ࡽࡢⴠୗࢆ฼⏝ࡋࡓ✵Ẽ྾࠸㎸ࡳᘧ㉸㡢㏿࢚ࣥࢪࣥ㸦S
࢚ࣥࢪࣥ㸧ࡢ㣕⾜ヨ㦂ᶵయࡢ✵ຊゎᯒ㸪࠾ࡼࡧ✵ຊᙎᛶゎᯒࢆ⾜࠺㸬඲ᶵࢆᛅᐇ࡟෌⌧ࡋࡓヲ⣽ゎᯒ࡟
ࡼࡾᚓࡽࢀࡓᶵయ≉ᛶࢆ㣕⾜㌶㐨ࡢタィ࡟⏕࠿ࡋ㸪㧗ᗘ 40km ࠿ࡽࡢⴠୗ୰࡟࡛ࡁࡿࡔࡅ㛗ࡃ㸪Ᏻᐃࡋ
ࡓẼὶࢆ࢚ࣥࢪࣥ࡟౪⤥ࡍࡿࡇ࡜ࢆ┠ⓗ࡜ࡍࡿ㸬
㻌 ◊✲ࡢᴫせ
ண෭ࢱ࣮࣎ࢪ࢙ࢵࢺ࢚ࣥࢪࣥᦚ㍕ࡢ㣕⾜ヨ㦂ᶵయࡢࡓࡵࡢ✵ຊゎᯒ㸪࠾ࡼࡧ✵ຊᙎᛶゎᯒࢆ⾜࠺㸬㠀
ᵓ㐀᱁Ꮚ CFD ࢆ⏝࠸࡚㸪୺⩼࣭࢚ࣥࢪ࣭ࣥHAN ࣟࢣࢵࢺ࣮ࣔࢱ࣮ࢆྵࡴ඲ᶵᙧ≧ࡢ⢓ᛶ✵ຊゎᯒࢆ⾜
࠺㸬ࡲࡓ㸪୺⩼ࡢෆ㒊ᵓ㐀࣭ᮦᩱ࡜ᶵయ⬗య࡬ࡢྲྀࡾ௜ࡅ㒊ࢆᛅᐇ࡟෌⌧ࡋࡓᵓ㐀ࣔࢹࣝ࡟ᑐࡍࡿ᭷㝈
せ⣲ゎᯒࢆ⾜࠸㸪ᅛ᭷࣮ࣔࢻἲࢆ⏝࠸ࡓ CFD ࡜ࡢ㐃ᡂィ⟬ࡼࡾ㸪୺⩼ࡢࣇࣛࢵࢱ࣮≉ᛶࢆྲྀᚓࡍࡿ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
ᖜᗈ࠸Ẽὶ᮲௳࡛✵ຊゎᯒࢆ⾜࠸㸪ᶵయࡢ✵ຊ⦪࣭ᶓ≉ᛶࢆྲྀᚓࡋ㸪㢼Ὕヨ㦂⤖ᯝ࡜ẚ㍑ࡋ࡚⤖ᯝࢆ
᳨ドࡋࡓ㸬ᶵయᚋ㒊ࡢHANࣟࢣࢵࢺ࣮ࣔࢱ࣮ࡲ࡛ྵࡵࡓヲ⣽ᙧ≧ࡢ㧗ࣞ࢖ࣀࣝࢬᩘ⢓ᛶゎᯒࢆྍ⬟࡟ࡍ
ࡿࡓࡵ࡟㸪ࣁ࢖ࣈࣜࢵࢻ㠀ᵓ㐀᱁Ꮚࢆ⏝࠸㸪஘ὶࣔࢹࣝ࡟k-Z SSTࣔࢹࣝࢆ⏝࠸ࡓ㸬ᅗ1㸪2࡟⤖ᯝࡢ౛
ࢆ♧ࡍ㸬ᅗ1࡟♧ࡍࡼ࠺࡟㸪㣕⾜࣐ࢵࣁᩘ1.2௨ୖࡢ㉸㡢㏿࡛ࡣ㸪ᶵయࡢ⦪㸪ᶓ≉ᛶ࡜ࡶ㸪㢼Ὕヨ㦂⤖ᯝ
࡜Ⰻዲ࡞୍⮴ࢆᚓ࡚࠸ࡿ㸬ᅗ 2ࡢ⌧ᙧ≧࡬࡜ᨵⰋࡉࢀࡿ௨๓࡟㸪ᆶ┤ᑿ⩼㠃✚ࡀᑠࡉࡃ㸪࠿ࡘ㔜ᚰࡀᚋ
᪉࡟఩⨨ࡍࡿೃ⿵ᙧ≧ࡢᶓࡢ㟼୙Ᏻᐃࡀᐇ㦂࡛♧ࡉࢀ࡚࠸ࡓࡀ㸪CFDゎᯒ࡛ࡶ㸪୧ᙧ≧㛫ࡢᚤᑠ࡞ኚ᭦
࡟ࡼࡿᏳᐃ㸭୙Ᏻᐃࡢษࡾ᭰ࢃࡾࢆ㐺ษ࡟࡜ࡽ࠼ࡓ㸬୍᪉㸪㑄㡢㏿࡜ள㡢㏿࡛ࡣ✵ຊಀᩘࡢண ࡟ㄢ㢟
ࢆṧࡋࡓ㸬ள㡢㏿࡛ࡣ⬗యᚋὶࡢ࣮࣋ࢫὶࢀࡢᙳ㡪ࡀ኱ࡁ࠸ࡇ࡜㸪୍᪉㸪㑄㡢㏿࡛ࡣࡇࡢᙳ㡪࡟ຍ࠼㸪
ᶵయୖࡢ⾪ᧁἼ࡜ቃ⏺ᒙᖸ΅ࡢᙳ㡪ࡀ኱ࡁ࠸࡜⪃࠼ࡽࢀࡿ㸬᱁Ꮚゎീᗘ࡜஘ὶࣔࢹࣝࡢᙳ㡪ࢆ᳨ドࡋ㸪
㑄㡢㏿௨ୗࡶ⢭ᗘྥୖࡀᮃࡲࢀࡿ㸬ࡋ࠿ࡋ㧗ᗘ40km࠿ࡽⴠୗࢆጞࡵࡿᮏ㣕⾜ィ⏬࡛ࡣ㸪ືᅽࡢᛴ⃭࡞❧
ࡕୖࡀࡾࡣ㣕⾜࣐ࢵࣁᩘࡀ㉸㡢㏿࡟㐩ࡋࡓᚋ࡛࠶ࡾ㸪ษࡾ㞳ࡋ┤ᚋࡢ✵ຊಀᩘࡢㄗᕪࡢᙳ㡪ࡣᑠࡉ࠸࡜
⪃࠼ࡽࢀࡿ㸬
୍᪉㸪୺⩼ࡢ✵ຊᙎᛶゎᯒᡭἲࡢᨵⰋࡶ⾜ࡗࡓ㸬㐃ᡂィ⟬ࡢ୺せ㒊ࡣ๓ᖺࡲ࡛࡟㛤Ⓨ῭ࡳ࡛࠶ࡿࡀ㸪
᭦࡟⩼ࡢᅛ᭷᣺ື࣮ࣔࢻࢆ฼⏝ࡋࡓ⡆౽࡞㟼ⓗ✵ຊᙎᛶᡭἲࢆ㛤Ⓨࡋ㸪㧗㏄ゅ࡛ึᮇኚ఩㸦ᐃᖖ✵Ẽຊ
࡜ᙎᛶຊࡢ㔮ࡾྜ࠸㸧ࢆồࡵࡿࡇ࡜࡛㸪ࣇࣛࢵࢱ࣮ゎᯒࡢ㐺⏝⠊ᅖࢆᣑ኱ࡋࡓ㸬
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HPC@JAXA2010
㻹㻩㻝㻚㻤㻘㻌 D㻩㻜
㻠
㻜㻚㻠
㻯㼅㻌㻔㻯㻲㻰㻕
㻜㻚㻟
㻯㼅㻌㻔㻱㼄㻼㻕
㻞
㻜㻚㻞
㻝
㻜㻚㻝
㻜
㻜
㻙㻝
㻯㼘㻔㼞㼛㼘㼘㻕㻘㻌㻯㼚㻔㼥㼍㼣㻕
㻯㼅㻌㻔㼟㼕㼐㼑㻌㼒㼛㼞㼏㼑㻕
㻟
㻙㻜㻚㻝
㻯㼘㻌㻔㻯㻲㻰㻕
㻙㻞
㻙㻜㻚㻞
㻯㼘㻌㻔㻱㼄㻼㻕
㻯㼚㻌㻔㻯㻲㻰㻕
㻙㻟
㻙㻜㻚㻟
㻯㼚㻌㻔㻱㼄㻼㻕
㻙㻠
㻙㻜㻚㻠
㻙㻝㻞
㻙㻤
㻙㻠
㻜
㻠
㻤
㻝㻞
E
㻌
ᅗ1 Lateral aerodynamic characteristics for M=1.8
ᅗ 2 Pressure contours for M=1.2㸪 D=E=0
㻌
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ᰝㄞ࡞ࡋㄽᩥ
1) Koji Miyaji㸪 Junya Matsuwaki㸪 Takayuki Kojima㸪 Kazuhisa Fujita㸪 and Shujiro Sawai㸪
“Flutter Analysis of Balloon-Based Operation Vehicle for Precooled Turbojet Engine
Demonstration㸪” AIAA paper 2010-55㸪 48th AIAA Aerospace Sciences Meeting㸪 Florida㸪 USA㸪
January 2010.
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This document is provided by JAXA.
HPC@JAXA2010
⯟✵ᶵᮦᩱ㛤Ⓨ䛾䛯䜑䛾䝬䝹䝏䝇䜿䞊䝹㻒䝬䝹䝏䝣䜱䝆䝑䜽䝇䝅䝭䝳䝺䞊䝅䝵䞁㻌
Multi-scale and Multi-physics Simulation to Develop Composite Material for Aircraft
㻌 ◊✲ࢢ࣮ࣝࣉ
◊✲௦⾲⪅㸸ᐩᒣ኱Ꮫ㸪ᯇᓥ⣖బ([email protected])
◊✲ศᢸ⪅㸸ᮾ໭኱Ꮫ㸪ᒸ㒊᭸Ọ([email protected])
ᮾ໭኱Ꮫ㸪すᕝ㞞❶([email protected])
㟼ᒸ኱Ꮫ㸪▮௦ⱱᶞ([email protected])
㻌 ィ⟬ࡢ┠ⓗ
⯟✵ᶵ࡞࡝ࡢᵓ㐀ᮦᩱࡢ㍍㔞໬ࢆ┠ᣦࡋ࡚᪂ࡋ࠸」ྜᮦᩱࡢᥦ᱌ࡸ㸪᪂ᮦᩱࢆ⏝࠸ࡓᡂᙧἲࡢᣦ㔪ࢆ
࠼ࡿࡓࡵࡢ࣐ࣝࢳࢫࢣ࣮࣭࣐ࣝࣝࢳࣇ࢕ࢪࢵࢡࢫࢩ࣑࣮ࣗࣞࢩࣙࣥࡢᵓ⠏ࡢࡓࡵࡢᇶ♏ィ⟬㸬
ศᏊࣞ࣋ࣝ(ศᏊືຊᏛ)㸪࣓ࢰࢫࢥࣆࢵࢡࣞ࣋ࣝ(⢏Ꮚἲ)㸪࣐ࢡࣟ(〇ရ)ࣞ࣋ࣝ(᭷㝈య✚ἲ)ࡢ 3 ࢫࢣ
࣮࡛ࣝࡢࢩ࣑࣮ࣗࣞࢩࣙࣥࢆ⾜࠺㸬
㻌 ◊✲ࡢᴫせ
ᮏ◊✲࡛ࡣ㸪ᶞ⬡ࢆ⢓ᛶὶయ㸪ᙉ໬⧄⥔ࢆ๛య࡜ࡋ࡚⾲⌧ࡍࡿࡇ࡜࡟ࡼࡿᡂᙧὶືࢩ࣑࣮ࣗࣞࢩࣙࣥ
ࢆᵓ⠏ࡋࡓ㸬ᵓ⠏ࡋࡓࢩ࣑࣮ࣗࣞࢩࣙࣥࢆ⏝࠸㸪ᯈᮦࡢ࡯࠿㸪ゅࡸศᒱࡢ࠶ࡿᆺ࡛ࡢᡂᙧゎᯒࢆ⾜ࡗࡓ㸬
⧄⥔࠾ࡼࡧᶞ⬡ࢆࣔࢹࣝ໬ࡋ࡚ゎᯒ࡛ᚓࡽࢀࡓ⧄⥔ࡢὶືࢆ㏲ḟ㏣㊧ࡋ㸪ᚑ᮶ࡢ◊✲࡛ᚓࡽࢀ࡚࠸ࡿ▱
ぢ࡜ẚ㍑ࢆ㏻ࡌ㸪ᵓ⠏ࡋࡓᡂᙧὶືࢩ࣑࣮ࣗࣞࢩࣙࣥࡢጇᙜᛶࢆ᳨ドࡋࡓ㸬
㻌 ௒ᖺᗘࡢ◊✲ᡂᯝࡢᴫせ
㸬ศᏊືຊᏛ ࣑ࢡࣟࡢどⅬ࡟❧ࡗࡓᡂᙧࣉࣟࢭࢫࡢၥ㢟Ⅼࡸᡂᙧᚋࡢ」ྜᮦࡢᛶ㉁ࡸᙉᗘ࡟㛵ࡍࡿ▱ぢࢆᚓࡓ㸬
㸬⢏Ꮚἲձ ࣜࣈᵓ㐀ࡸ᪂つᇶᮦࡢᅽ⦰ᡂᙧࡢࢩ࣑࣮ࣗࣞࢩࣙࣥࢆ⾜࠸⧄⥔㛗ࡉࡢᙳ㡪ࡸ ᗘኚ໬㸪ᅽຊไᚚࡢᡂ
ᙧ࡟୚࠼ࡿᙳ㡪ࢆ⪃ᐹࡋࡓ㸬
㸬⢏Ꮚἲղ ࢸࢫࢺ౛㢟(㹊Ꮠ⟶)࡛Ⰻዲ࡞ᡂᯝࡢᇶ࡙ࡁ㸪ᐇ3ḟඖࢩ࣑࣮ࣗࣞࢩࣙࣥࢥ࣮ࢻࢆ㛤Ⓨࡋࡓ㸬㛤Ⓨࡋࡓࢥ
࣮ࢻࢆ⏝࠸ᐇ㝿ࡢᡂᙧࣉࣟࢭࢫ(ᐇ㦂ࡀᖹ⾜ࡋ࡚⾜ࢃࢀ࡚࠸ࡿ)ࡢゎᯒࢆὶయ࡜⧄⥔ࡢΰྜὶయ࡛⾜࠺஦
ࡀྍ⬟࡛࠶ࡿࡇ࡜ࢆ☜ㄆࡋࡓ㸬
㸬᭷㝈య✚ἲ㸦ᅗ㸧
ಖᏑ๎࡟ᇶ࡙࠸ࡓ㞳ᩓ໬࡟ࡼࡿᩘ್ィ⟬࡟ࡼࡗ࡚Ẽᾮ2┦ࡢ㠀ᐃᖖࢩ࣑࣮ࣗࣞࢩࣙࣥࢆ⾜࠸㸪ᑕฟࡢ㔠
ᆺᙧ≧࡟ࡼࡗ࡚ࡣ✵Ẽࡢᙳ㡪࡛඘ሸᅔ㞴࡞ಶᡤࡸ✵㝽ࡀ⏕ࡌࡿྍ⬟ᛶࡀ࠶ࡿࡇ࡜ࢆ♧၀ࡋࡓ㸬
-224-
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HPC@JAXA2010
Fluid Volume Fraction t=0.12sec
Polymer
Liquid
Air
Air
Fluid Volume Fraction t=0.4sec
Void
㻌
ᅗ1 Numerical analysis on polymer liquid injection process into L tubes filled with air.
㻌 ◊✲ᡂᯝࡢබ⾲≧ἣ
ཱྀ㢌Ⓨ⾲
1) ▮௦ⱱᶞ㸪CFRPࡢᵓ㐀೺඲ᛶホ౯ᢏ⾡ࡢᵓ⠏㸪᪥ᮏ」ྜᮦᩱᏛ఍2010ᖺᗘᮾᾏ࣭໭㝣ᨭ㒊⥲఍࣭ㅮ
₇఍㸪2010ᖺ12᭶15᪥㸦▼ᕝ┴㔝ࠎᕷ⏫㸧
2) ୖすᏹᖾ㸪▮௦ⱱᶞ㸪ᒸ㒊᭸Ọ㸪ᯇᓥ⣖బ㸪▷⧄⥔ᙉ໬ࣉࣛࢫࢳࢵࢡࡢᑕฟᡂᙧゎᯒ࡜㓄ྥࢸࣥࢯࣝ
࡟ᇶ࡙ࡃ⧄⥔㓄ྥண 㸪᪥ᮏ」ྜᮦᩱᏛ఍➨35ᅇ」ྜᮦᩱࢩ࣏ࣥࢪ࣒࢘㸪2010ᖺ10᭶14᪥㸦ᗈᓥᕷ㸧
3) ▮௦ⱱᶞ㸪⢏Ꮚἲࢆ⏝࠸ࡓ▷⧄⥔ᙉ໬ ࣉࣛࢫࢳࢵࢡࡢᡂᙧὶືゎᯒ࡜㓄ྥࢸࣥࢯࣝ࡟ᇶ࡙ࡃ⧄⥔㓄ྥ
ண 㸪᪥ᮏ」ྜᮦᏛ఍」ྜᮦᩱ࡟㛵ࡍࡿㅮ₇࣭ウㄽ఍㸪 2010ᖺ8᭶26᪥㸦㟼ᒸ┴୕ᓥᕷ㸧
-225-
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฼⏝ᴫせ
This document is provided by JAXA.
HPC@JAXA2010
JAXA ࡛ࡣᖹᡂ 21 ᖺ 4 ᭶ࡼࡾ㸪JAXA Suptercomputer System㸦JSS㸧ࡢᮏ㐠⏝ࢆ㛤ጞࡋ㸪ᖹᡂ 22 ᖺᗘ
ࡣᮏ㐠⏝ 2 ᖺ┠ࢆ㏄࠼ࡓ㸬ࡇࡇ࡛ࡣ㸪ᖹᡂ 22 ᖺᗘࡢ JSS ࡢ฼⏝ᴫせࢆࡲ࡜ࡵࡿ㸬
1. ࢩࢫࢸ࣒ᴫせ
JSS ࡢࢩࢫࢸ࣒ᵓᡂࢆᅗ 1-1 ࡟♧ࡍ㸬
JSS ࡣ㸪
135TFLOPS ࡢ⥲₇⟬ᛶ⬟ࢆᣢࡘࢫ࢝ࣛィ⟬㒊㸪
4.8TFLOPS
ࡢ⥲₇⟬ᛶ⬟ࢆᣢࡘ࣋ࢡࢺࣝィ⟬㒊㸪ࢫࢺ࣮ࣞࢪ㒊࡟ຍ࠼࡚㸪ࣇࣟࣥࢺ࢚ࣥࢻᶵ⬟ࡸ㐲㝸ᆅ࡟タ⨨ࡉࢀࡿࣟ
࣮࢝ࣝࢧ࣮ࣂ➼ࡢ࿘㎶⿦⨨࡛ᵓᡂࡉࢀࡿ㸬࡞࠾㸪ྛᣐⅬࡣᅜ❧᝟ሗᏛ◊✲ᡤࡢ SINET ࢆ౑⏝ࡋࡓࢠ࢞ࣅࢵ
ࢺ࢖࣮ࢧࢿࢵࢺ࡛᥋⥆ࡉࢀࡿ㸬
ᅗ 1-1 JSS ࡢᵓᡂᅗ
-229-
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JSS ࡢ୺せࢩࢫࢸ࣒ࡢㅖඖࢆ⾲ 1-1 ࡟♧ࡍ㸬
M ࢩࢫࢸ࣒ࡣ㸪ᐩኈ㏻ FX1 ࡀ 3008 ࣀ࣮ࢻ࡛ᵓᡂࡉࢀࡿࢫ࢝ࣛᆺศᩓ࣓ࣔࣜィ⟬ᶵ࡛࠶ࡿ㸬ࣆ࣮ࢡᛶ⬟ࡣ
120TFLOPS㸪94TB ࡢ࣓ࣔࣜࢆ᭷ࡍࡿ㸬ຍ࠼࡚㸪ྠࡌࡃ FX1 ࡀ 384 ࣀ࣮ࢻ࠿ࡽᵓᡂࡉࢀࡿ P ࢩࢫࢸ࣒ࡣ㸪
M ࢩࢫࢸ࣒࡜ࡣ⊂❧ࡋ࡚࠾ࡾ㸪ࣉࣟࢪ࢙ࢡࢺ࠿ࡽࡢ⥭ᛴせㄳࡸࢭ࢟ࣗࣜࢸ࢕ࡢ㧗࠸ィ⟬࡞࡝㸪௚࡜ࡣ⊂❧ࡉ
ࡏ࡚⾜࠺ࡓࡵࡢࡶࡢ࡛࠶ࡿ㸬A ࢩࢫࢸ࣒ࡣ㸪ᐩኈ㏻ SEM9000 ࡛ᵓᡂࡉࢀࡿ 1TB ࡢ࣓ࣔࣜࢆ᭷ࡍࡿඹ᭷࣓
ࣔࣜィ⟬ᶵ࡛࠶ࡿ㸬V ࢩࢫࢸ࣒ࡣ NEC SX-9 ࡀ 3 ࣀ࣮ࢻ࡛ᵓᡂࡉࢀࡿ࣋ࢡࢺࣝᆺඹ᭷࣓ࣔࣜィ⟬ᶵ࡛࠶ࡿ㸬
࣓࢖ࣥ࡜࡞ࡿ M ࢩࢫࢸ࣒ࡣ㸪ࣇࣟࣥࢺ࢚ࣥࢻࢆ 2 ࣀ࣮ࢻ㸪IO ࣀ࣮ࢻࢆ 3 ࣀ࣮ࢻ᭷ࡋ࡚࠾ࡾ㸪ࢩࢫࢸ࣒ࡢ
㈇Ⲵศᩓ㸪෕㛗໬࡟ࡶ⪃៖ࡋ࡚࠸ࡿ㸬ࡲࡓ㸪JAXA ࡢ୺せᣐⅬ࡟ࡣ㸪࣮ࣟ࢝ࣝࢧ࣮ࣂ࡜ࡋ࡚ L ࢩࢫࢸ࣒ࢆタ
⨨ࡋ࡚࠾ࡾ㸪ྛᣐⅬࡢ࣮ࣘࢨࡣ L ࢩࢫࢸ࣒ࢆ⤒⏤ࡋ࡚ M ࢩࢫࢸ࣒ࢆ฼⏝ࡍࡿࡇ࡜ࡀ࡛ࡁࡿ㸬
ࢫ࢝ࣛࢩࢫࢸ࣒ࡢ CPU ࡟ࡣ 1CPU ࠶ࡓࡾ 4 ࢥ࢔ࢆ᭷ࡍࡿᐩኈ㏻ SPARC64VII ࣉࣟࢭࢵࢧࢆ᥇⏝ࡋ࡚࠸
ࡿ㸬
ࢩࢫࢸ࣒ྡ
〇ရྡ
ࢩࢫࢸ࣒ࢱ࢖ࣉ
ࣀ࣮ࢻᩘ
ࣆ࣮ࢡᛶ⬟㸦TFLOPS㸧
࣓ࣔࣜᐜ㔞㸦TB㸧
⾲ 1-1 JSS ࡢ୺せㅖඖ
M㸦Main㸧 P㸦Project㸧
A㸦Application㸧
ࢩࢫࢸ࣒
ࢩࢫࢸ࣒
ࢩࢫࢸ࣒
ᐩኈ㏻ FX1
ᐩኈ㏻ SEM9000
ࢫ࢝ࣛ MPP
ࢫ࢝ࣛ SMP
3008
384
1
120
15
1.2
94
6
1
V㸦Vector㸧
ࢩࢫࢸ࣒
NEC SX-9
࣋ࢡࢺࣝ SMP
3
4.9
3
෗┿㸸JSS-M㸦࣓࢖ࣥ㸧ࢩࢫࢸ࣒
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2. 㞀ᐖⓎ⏕≧ἣ
JSS-M ࢩࢫࢸ࣒ࡢ㞀ᐖⓎ⏕≧ἣࢆᅗ 2-1 ࡟♧ࡍ㸬࡞࠾ࡇࡇ࡛ࡢ௳ᩘࡣ㸪࣓ࣔࣜ஺᥮࡞࡝ண㜵ಖᏲసᴗࡶྵ
ࡴࡶࡢ࡛࠶ࡾ㸪≉࡟ࣁ࣮ࢻ㞀ᐖ࡟㛵ࡋ࡚ࡣ㸪ᐃᖖⓗ࡟Ⓨ⏕ࡋ࡚࠸ࡿ㸬ࡓࡔࡋ㸪ࡇࡢ࠺ࡕ㸪ࢩࢫࢸ࣒ࢲ࢘ࣥ㸦ࣟ
ࢢ࢖ࣥ୙ྍ࠶ࡿ࠸ࡣ඲₇⟬೵Ṇ㸧࡟⮳ࡗࡓࡶࡢࡣᖹᡂ 21 ᖺᗘࡣ 5 ௳㸪ᖹᡂ 22 ᖺᗘࡣ 0 ௳࡜㸪඲య࡜ࡋ࡚ࡣ
Ᏻᐃࡋ࡚✌ാࡋ࡚࠸ࡿ࡜ゝ࠼ࡿ㸬
45
600
䝝䞊䝗㞀ᐖ᭶ู
䝋䝣䝖㞀ᐖ᭶ู
䝝䞊䝗㞀ᐖ⣼ィ
35
500
䝋䝣䝖㞀ᐖ⣼ィ
௳ᩘ䠄௳䠅
30
400
25
300
20
⣼ィ䠄௳䠅
40
200
15
10
100
5
0
0
ᅗ 2-1 JSS-M ࢩࢫࢸ࣒㞀ᐖ௳ᩘ
3. 㐠⏝ᴫせ
ᖹᡂ 21 ᖺᗘ࠿ࡽᖹᡂ 22 ᖺᗘࡢ JSS-M ࢩࢫࢸ࣒ࡢ✌ാ≧ἣࢆ⾲ 3-1 ࡟♧ࡍ㸬ࡇࡇ࡛ࡢ CPU ✌ാ⋡࡜ࡣ
ࢪࣙࣈฎ⌮ィ⏬᫬㛫࡟ᑐࡋ࡚ࡢ㸪ࣂࢵࢳࢪࣙࣈ๭ᙜ᫬㛫㸦ᐇ⾜ࢪࣙࣈ࡟ CPU ࢆ๭ᙜ࡚࡚࠸ࡓ᫬㛫㸧ࡢ๭ྜ
࡛࠶ࡿ㸬 ᖹᡂ 21 ᖺᗘࡢᖹᆒࡣ 83.5%ࡔࡗࡓࡢ࡟ᑐࡋ㸪ᖹᡂ 22 ᖺᗘࡢᖹᆒࡣ 93.5%࡜኱ᖜ࡟ྥୖࡍࡿࡇ࡜
ࡀ࡛ࡁࡓ㸬 ࡇࢀࡣ㸪ࢪࣙࣈᩘࡀᚎࠎ࡟ቑຍࡋ࡚ࡁࡓࡇ࡜࡟ࡼࡿ㒊ศࡶ࠶ࡿࡀ㸪⊂⮬㛤Ⓨࡢࢪࣙࣈࢫࢣࢪ࣮ࣗ
ࣛࢆ㐺⏝ࡋ࡚㸪
ᚲせ࡟ᛂࡌࡓࡁࡵ⣽࠿࡞ࢪࣙࣈࡢไᚚ࡟ࡼࡾຠ⋡Ⰻࡃࢪࣙࣈ㐠⏝ࢆ⾜ࡗ࡚࠸ࡿᡂᯝ࡜ゝ࠼ࡿ㸬
ࡲࡓ㸪JAXA ࣉࣟࢪ࢙ࢡࢺᨭ᥼࡞࡝ࡢ⥭ᛴᗘࡢ㧗࠸ィ⟬࡟ࡘ࠸࡚ࡶ㸪ࡇࡢࢪࣙࣈࢫࢣࢪ࣮ࣗࣛ࡟ࡼࡾ㸪ඃඛ
ᗘࢆ㐺ษ࡟ไᚚࡍࡿࡇ࡜࡛ᑐᛂࡋ࡚࠸ࡿ㸬
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⾲ 3-1 JSS-M ࢩࢫࢸ࣒✌ാ≧ἣ
㸦᫬㛫༢఩㸸᫬㛫㸧
㹁㹎㹓✌ື≧ἣ
ࣂࢵࢳ
ࢪࣙࣈ
⥲๭ᙜ
᫬㛫
(A)
CPU
✌ാ⋡
(A)/(B)
2009(H21)04
5,723,445
2009(H21)05
㐠⏝
᭶ḟ
ࢪࣙࣈฎ⌮ィ⏬㐠⏝᫬㛫
ฎ⌮ྍ⬟
᫬㛫
㞀ᐖ
᫬㛫
㐠⏝᫬㛫
ྜィ
(B)
67.8%
8,336,170
99,737
8,435,907
6,069,367
75.2%
7,941,521
131,060
2009(H21)06
5,430,821
66.3%
8,144,059
2009(H21)07
7,086,424
83.7%
2009(H21)08
6,524,704
2009(H21)09
೵Ṇ᫬㛫(ᐇ᫬㛫)
ィ
⏬
እ
೵
Ṇ
⥲ CPU
㟁※ᢞධ
᫬㛫
(E)
㟁※
ᢞධ
᫬㛫࡟
ᑐࡍࡿ
CPU
✌ാ⋡
(A)/(E)
㐠⏝
᪥ᩘ
ಖᏲ
సᴗ
ண࿌
೵㟁
ᑠィ
3.0
27.2
0.0
30.1
9,537,925
60.0%
30
8,072,581
2.4
84.0
0.0
86.4
8,633,858
70.3%
31
42,928
8,186,987
0.0
32.8
10.3
43.1
9,443,908
57.5%
30
8,458,897
3,894
8,462,791
5.8
35.2
0.0
41.0
8,922,857
79.4%
31
85.3%
7,648,942
599
7,649,541
0.0
108.3
0.0
108.3
9,708,987
67.2%
30
6,945,114
87.7%
7,888,981
30,441
7,919,422
0.0
64.3
0.0
64.3
8,645,703
80.3%
30
2009(H21)10
6,974,177
87.5%
7,968,994
1,297
7,970,291
0.0
69.0
12.7
81.7
8,645,041
80.7%
31
2009(H21)11
6,895,604
83.4%
8,263,176
1,846
8,265,022
1.8
20.8
10.6
33.2
8,477,932
81.3%
30
2009(H21)12
7,243,444
88.9%
8,072,068
78,664
8,150,732
0.0
69.1
4.0
73.1
8,330,517
87.0%
30
2010(H22)01
7,224,925
93.0%
7,768,083
3,047
7,771,130
0.0
86.2
12.0
98.2
7,821,672
92.4%
28
2010(H22)02
6,779,027
92.7%
7,315,229
131
7,315,360
0.0
19.8
44.0
63.8
7,409,407
91.5%
28
2010(H22)03
8,195,741
93.5%
8,768,612
1,299
8,769,911
0.0
15.0
0.0
15.0
8,949,066
91.6%
31
FY2009Total
81,092,792
83.6%
96,574,732
394,943
96,969,675
12.9
631.7
93.6
738.2
104,526,873
77.6%
360
2010(H22)04
7,862,593
91.9%
8,551,707
7,039
8,558,746
0.0
9.0
0.0
9.0
8,657,346
90.8%
30
2010(H22)05
7,196,734
84.7%
8,498,784
437
8,499,221
0.0
27.4
10.0
37.4
8,715,236
82.6%
31
2010(H22)06
7,164,019
91.8%
7,807,575
449
7,808,024
0.0
45.3
25.6
70.9
8,161,023
87.8%
30
2010(H22)07
8,109,108
94.7%
8,562,131
344
8,562,475
0.0
32.2
0.0
32.2
8,939,134
90.7%
31
2010(H22)08
7,419,249
93.8%
7,908,610
476
7,909,086
0.0
71.7
16.3
88.0
8,674,841
85.5%
31
2010(H22)09
7,973,387
94.6%
8,421,003
3,457
8,424,460
0.0
0.0
19.9
19.9
8,566,502
93.1%
30
2010(H22)10
8,466,147
96.1%
8,812,709
370
8,813,079
0.0
11.0
0.0
11.0
8,934,278
94.8%
31
2010(H22)11
7,270,375
95.8%
7,576,984
8,686
7,585,670
0.0
0.0
0.0
0.0
7,619,636
95.4%
30
2010(H22)12
5,485,956
94.3%
5,819,352
877
5,820,229
0.0
0.0
12.0
12.0
5,921,642
92.6%
27
2011(H23)01
5,926,035
96.5%
6,137,566
497
6,138,064
0.0
0.0
0.0
0.0
6,199,726
95.6%
27
2011(H23)02
5,688,136
96.3%
5,909,233
399
5,909,632
0.0
0.0
41.5
41.5
6,125,838
92.9%
26
2011(H23)03
2,268,927
94.7%
2,397,039
88
2,397,127
0.0
0.0
0.0
0.0
2,402,154
94.5%
11
FY2010Total
80,830,666
93.5%
86,402,694
23,119
86,425,813
0.0
196.6
125.2
321.8
88,917,356
90.9%
335
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HPC@JAXA2010
ᅗ 3-1 ࡟ᖹᡂ 21 ᖺᗘ࠿ࡽᖹᡂ 22 ᖺᗘࡢ CPU つᶍูࡢࢪࣙࣈࡢᐇ⾜≧ἣࢆ♧ࡍ㸬౑⏝ࡋࡓ CPU ࡢࢥ࢔
ᩘู࡟Ⰽศࡅࡋ࡚࠶ࡾ㸪
⦪㍈ࡣᙜヱ᭶ࡢ඲࡚ࡢࢪࣙࣈᐇ⾜ CPU ᫬㛫ࢆ 100%࡜ࡋࡓሙྜࡢ㸪
ࡑࢀࡒࢀࡢ CPU
つᶍࡢࢪࣙࣈࡢ๭ྜࢆぢࡿࡇ࡜ࡀ࡛ࡁࡿ㸬 ᭶࡟ࡼࡾ㸪3009 ࢥ࢔௨ୖࡢࢪࣙࣈࡢᐇ⾜ࡀ┠❧ࡘ᭶ࡀ࠶ࡿࡀ㸪
ࡇࢀࡣ㸪
ࠕᡓ␎ⓗ኱つᶍゎᯒࠖ࡜࠸࠺ᯟ⤌ࡳ࡛㸪㏻ᖖࢪࣙࣈ࡛ࡣᐇ⾜࡛ࡁ࡞࠸つᶍࡢࢪࣙࣈࢆᐇ⾜ࡉࡏ࡚࠸ࡿ
ࡇ࡜࡟ࡼࡿࡶࡢ࡛࠶ࡿ㸬ࡲࡓ㸪඲యࡢഴྥࢆ୍ᴫ࡟㏙࡭ࡿࡇ࡜ࡣ࡛ࡁ࡞࠸ࡀ㸪ᩘⓒࢥ࢔ࡢつᶍࡢࢪࣙࣈࡀ┦
ᙜᩘࢆ༨ࡵ࡚࠸ࡿࡇ࡜ࡀศ࠿ࡿ㸬
100%
90%
80%
3009 ~
1537 ~ 3008
70%
769 ~ 1536
60%
257 ~ 768
65 ~ 256
50%
17 ~ 64
0 ~ 16
40%
30%
20%
10%
0%
ᅗ 3-1 CPU つᶍ㸦ࢥ࢔ᩘ㸧ูࢪࣙࣈࡢᐇ⾜≧ἣ
4. ࣮ࣘࢨⓏ㘓≧ἣ
JSS ࡬ࡢ࣮ࣘࢨⓏ㘓≧ἣࢆ⾲ 4-1 ࡟♧ࡍ㸬JSS ࡛ࡣ JAXA ෆ㒊ࡢ୍⯡฼⏝ࡢ࡯࠿㸪ඹྠ◊✲ࡸ኱Ꮫඹྠ฼
⏝ࡸ᭷ൾ࡟ࡼࡿタഛ㈚௜➼㸪እ㒊ࡢ࣮ࣘࢨ࡟ࡶ฼⏝࠸ࡓࡔ࠸࡚࠸ࡿ㸬
⾲ 4-1 ࣮ࣘࢨⓏ㘓≧ἣ
㸦ே㸧
ศ㢮
Ⓩ㘓ேᩘ
457
ෆ㒊฼⏝
40
ඹྠ◊✲
94
኱Ꮫඹྠ฼⏝
6
タഛ㈚௜
79
◊ಟ⏕࣭Ꮫ⏕
654
ྜィ
-233-
This document is provided by JAXA.
HPC@JAXA2010
5. ࣮ࣘࢨ༊ศู฼⏝≧ἣ
JSS-M ࢩࢫࢸ࣒ࡢ࣮ࣘࢨ༊ศู฼⏝๭ྜࢆᅗ 5-1 ࡟♧ࡍ㸬9 ๭ࡀෆ㒊฼⏝࡛༨ࡵ࡚࠸ࡿ㸬 እ㒊฼⏝࡜ࡋ
࡚ࡣ㸪ඹྠ◊✲㸪タഛ㈚௜㸪኱Ꮫඹྠ฼⏝ࡀ࠶ࡿࡀ㸪ඹྠ◊✲ࡀእ㒊ࡢ฼⏝๭ྜ࡜ࡋ࡚ࡣ᭱ࡶከ࠸㸬
タഛ㈚௜
㻝㻑
ඹྠ◊✲
㻣㻑
኱Ꮫඹྠ฼⏝
㻝㻑
ෆ㒊
㻥㻝㻑
ᅗ 5-1 ࣮ࣘࢨ༊ศู฼⏝๭ྜ
6. ศ㔝ู฼⏝๭ྜ
JSS ࢩࢫࢸ࣒ࡢศ㔝ู฼⏝๭ྜࢆᅗ 6-1 ࡟♧ࡍ㸬ᖹᡂ 21 ᖺᗘࡣ JSS-M ࢩࢫࢸ࣒㸪ࡑࢀ௨๓ࡣࡑࢀ௨๓ࡢ
ㄪᕸᆅ༊ࢫࣃࢥࣥ࡟ࡼࡿ⤫ィ࡛࠶ࡿ㸬ᖹᡂ 15 ᖺᗘ㡭ࡣ㸪⯟✵ศ㔝ࡀከࡃࢆ༨ࡵ࡚࠸ࡓࡀ㸪ᖹᡂ 15 ᖺᗘ࡟
JAXA ⤫ྜࡀ࠶ࡾ㸪ࡇࢀ௨㝆࡛Ᏹᐂศ㔝ࡢ๭ྜࡀቑຍࡋ࡚࠸ࡿࡇ࡜ࡀࢃ࠿ࡿ㸬
Ᏹᐂ
⯟✵
ᇶ♏
䝅䝇䝔䝮㻔㐠⏝⟶⌮௚㻕
ᖹᡂ㻞㻞ᖺᗘ
ᖹᡂ㻞㻝ᖺᗘ
ᖹᡂ㻞㻜ᖺᗘ
ᖹᡂ㻝㻥ᖺᗘ
ᖹᡂ㻝㻤ᖺᗘ
ᖹᡂ㻝㻣ᖺᗘ
ᖹᡂ㻝㻢ᖺᗘ
ᖹᡂ㻝㻡ᖺᗘ
㻜㻑
㻞㻜㻑
㻠㻜㻑
㻢㻜㻑
㻤㻜㻑
㻝㻜㻜㻑
ᅗ 6-1 ศ㔝ู฼⏝๭ྜ
-234-
This document is provided by JAXA.
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