䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎䊊䊮䊄䊑䉾䉪䈮㑐䈜䉎䊃䊏䉾䉪

4.2 ࡈࠜ࡯ࠬ࡝ࡒ࠶࠻ᝄേ⹜㛎 ࡂࡦ࠼ࡉ࠶ࠢߦ㑐ߔࠆ࠻ࡇ࠶ࠢ

ቝቮャㅍࡒ࠶࡚ࠪࡦᧄㇱ ⹜㛎࠮ࡦ࠲࡯

㐳ự ⻞ᄥ 㐿⊒ຬ

╙6࿁ ⹜㛎ᛛⴚ䊪䊷䉪䉲䊢䉾䊒

䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎䊊䊮䊄䊑䉾䉪䈮㑐䈜䉎䊃䊏䉾䉪

ቝቮ⥶ⓨ⎇ⓥ㐿⊒ᯏ᭴

JAXA (Japan Aerospace Exploration Agency) ቝቮャㅍ䊚䉾䉲䊢䊮ᧄㇱ ⹜㛎䉶䊮䉺䊷

㐳ᵿ ⻞ᄥ

1. 䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎䊊䊮䊄䊑䉾䉪䈱૞ᚑ⁁ᴫ

2. 䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎䊊䊮䊄䊑䉾䉪䈱᭎ⷐ

3. 䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎䈱᭎ⷐ

4. 䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎䈮㑐䈜䉎䊃䊏䉾䉪 䈠䈱䋱

䊐䉤䊷䉴䊥䊚䉾䊃᧦ઙ䈱⸘▚ᴺ䈮䈧䈇䈩

5. 䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎䈮㑐䈜䉎䊃䊏䉾䉪 䈠䈱䋲

䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎↪䈱ᴦౕ䈮䈧䈇䈩

6. 䉁䈫䉄

⊒⴫ౝኈ

Japan Aerospace Exploration Agency

Environmental and Structural Test Laboratory

╙6࿁ ⹜㛎ᛛⴚࡢ࡯࡚ࠢࠪ࠶ࡊ ᐔᚑ20ᐕ11᦬21ᣣ

{ FY17

z 䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎䈮ଥ䉎ၮ␆ᬌ⸛䈮⌕ᚻ

{ FY18䌾FY19

z HTV៞タ䉮䊮䊘䊷䊈䊮䊃䉇SDS-1╬䈻⹜ⴕ

z 䇺䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎䊊䊮䊄䊑䉾䉪 ේ᩺䇻૞ᚑ

{ FY20

z 䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎䊊䊮䊄䊑䉾䉪䉕JAXA౒ㅢ ᛛⴚᢥᦠ䈫䈚䈩೙ቯ䈜䉎䈢䉄䈱ክ⼏䉕㐿ᆎ

z 䈖䉏䉁䈪䈮ኾ㐷ኅ䉕੤䈋䈩4࿁䈱⼏⺰䉕ታᣉ 1. 䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎䊊䊮䊄䊑䉾䉪䈱૞ᚑ⁁ᴫ

2

2. 䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎䊊䊮䊄䊑䉾䉪䈱᭎ⷐ

{ 䋨1㗄䋩 ✚ೣ

{ 䋨2㗄䋩 䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎䈮㑐ㅪ䈜䉎੐㗄

z ᛂ਄ᤨ䈱ᝄേⅣႺ䈫࿾਄䈪䈱ᝄേ⹜㛎䈱㆑䈇

z ᝄേ⹜㛎䈮䈍䈔䉎ㆊ⽶⩄䈱ૐᷫᣇᴺ䈱᭎⇛

{ 䋨3㗄䋩 䊐䉤䊷䉴䊥䊚䉾䊃᧦ઙ䈱⸘▚ᣇᴺ

z 䊐䉤䊷䉴䊥䊚䉾䊃୯䈱⸘▚ᣇᴺ䈮䈧䈇䈩

{ 䋨4㗄䋩 䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎

z ታ㓙䈮䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎䉕ታᣉ䈜䉎䈮䈅䈢䈦䈩⠨ᘦ䈜䈼䈐੐㗄

{ 䉶䊮䉰䈱ㆬቯᜰ㊎䉇ᴦౕ䈱⸳⸘ᜰ㊎䈭䈬 { Appendix

z ᧄᢥ䋨਄⸥1㗄䌾4㗄䋩䉕⵬⿷䈜䉎⹦⚦ℂ⺰䊶ታ଀䈭䈬

Japan Aerospace Exploration Agency

Environmental and Structural Test Laboratory

╙6࿁ ⹜㛎ᛛⴚࡢ࡯࡚ࠢࠪ࠶ࡊ ᐔᚑ20ᐕ11᦬21ᣣ

3.1 䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎䈫䈲

{ 䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎ᴺ䈫䈲䇮ᝄേ⹜㛎䈮䈍䈔䉎ㆊ⽶⩄䉕ૐᷫ䈜䉎ᚻᴺ

z

ടᝄਛ䈱ଏ⹜૕䈫ടᝄบ㑆䈱䉟䊮䉺䊐䉢䊷䉴䊐䉤䊷䉴䉕⸘᷹䈚䇮䊥䊚䉾䊃೙ᓮ䈜䉎ᝄേ⹜㛎ᴺ 㽲 ଏ⹜૕䈫ടᝄบ䈱㑆䈮䇺䊐䉤䊷䉴䉶䊮䉰䇻䉕⸳⟎

㽳 ૐᰴ䈱ᝄേ䊝䊷䊄䋨ᄢ䈐䈇᦭ല⾰㊂䉕ᜬ䈧ᝄേ䊝䊷䊄䋩䈱䊥䊚䉾䊃䈮᦭ല 㽴 ଏ⹜૕䈱ฦㇱ૏䈮⸳ቯ䈘䉏䈢ടㅦᐲ䊥䊚䉾䊃䉕䈠䈱䉁䉁ઍᦧ䈜䉎䈖䈫䈲䈪䈐䈭䈇 㽵 ⷙቯ䈘䉏䈢ടㅦᐲ䉴䊕䉾䉪䈱䊉䉾䉼䊮䉫䉕ⴕ䈉

㸢 ടㅦᐲ䉴䊕䉾䉪⥄૕䉕⷗⋥䈜䈖䈫䈲䈪䈐䈭䈇

I/F䊐䉤䊷䉴

䊐䉤䊷䉴䊥䊚䉾䊃

೙ᓮടㅦᐲ

䊉䉾䉼䊮䉫

ଏ⹜૕

ଏ⹜૕

ᝄേบ

䊐䉤䊷䉴䉶䊮䉰 䋨䊥䊚䉾䊃೙ᓮ䋩

ടᝄᯏ

ടㅦᐲ䉶䊮䉰 䋨ᝄേ೙ᓮ䋩

4

3.2 䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎䈱ലᨐ 䋨2⥄↱ᐲ䊝䊂䊦䈱⸘▚଀䋩

䎔䎓^䎐䎔 䎔䎓^䎓 䎔䎓^䎔

䎔䎓^䎐䎕 䎔䎓^䎐䎔 䎔䎓^䎓 䎔䎓^䎔 䎔䎓^䎕

䮜䭰䯃䮀䎃䎾䎱䏀

䎃

䎃

䎔䎓^䎐䎔 䎔䎓^䎓 䎔䎓^䎔

䎔䎓^䎐䎕 䎔䎓^䎐䎔 䎔䎓^䎓 䎔䎓^䎔

ടㅦᐲ䎃䎾䏐䎒䏖䎕䏀

䎃

䎃

๟ᵄᢙᲧ 䋨Source♽䈱1ᰴ౒ᝄ๟ᵄᢙ䈪ᱜⷙൻ䈚䈢๟ᵄᢙ䋩 L

S ㅪᚑ♽I/Fㇱ ടㅦᐲᔕ╵

L Aspec

L

S ^ㅪᚑ♽I/F䊐䉤䊷䉴

FFlight

L Fno_Lim

䎔䎓

^䎐䎔

䎔䎓

^䎓

䎔䎓

^䎔

䎔䎓

^䎐䎔

䎔䎓

^䎓

䎔䎓

^䎔

䎔䎓

^䎕

േ⾰ ㊂䎃 䎾䏎 䏊䏀

䎃

䎃

േ⾰㊂ M^L(

㱥

)

䊐䉤䊷䉴䊥䊚䉾䊃䈮䉋䉍䇮

ᝄേ⹜㛎ᤨ䈱䉟䊮䊏䊷䉻䊮䉴䋨䋽േ⾰㊂䈱൮⛊୯䋩䉕 ታ䊐䊤䉟䊃ᤨ䈮ว䉒䈞䉎䈖䈫䈏䈪䈐䉎

F_{Force_Lim} Aspec ㅪᚑᤨI/F䊐䉤䊷䉴䈱൮⛊୯ ㅪᚑᤨI/Fㇱടㅦᐲᔕ╵䈱൮⛊୯

=

Japan Aerospace Exploration Agency

Environmental and Structural Test Laboratory

╙6࿁ ⹜㛎ᛛⴚࡢ࡯࡚ࠢࠪ࠶ࡊ ᐔᚑ20ᐕ11᦬21ᣣ

4. ᧄᣣ⚫੺䈜䉎䊃䊏䉾䉪䋨䈠䈱1䋩

䊷䊐䉤䊷䉴䊥䊚䉾䊃᧦ઙ䈱⸘▚ᴺ䊷

{ 䊐䉤䊷䉴䊥䊚䉾䊃᧦ઙ䈱⸘▚ᣇᴺ䈱⚫੺

z ઍ⴫⊛䈭2䈧䈱ᣇᴺ䉕⚫੺

ଏ⹜૕䈫ⵍ៞タ஥᭴ㅧ૕䈱વ㆐㑐ᢙ 㸢 ◲ᤃታ㛎䈪ታ᷹

䊶⸘▚䈮ᔅⷐ䈭䊌䊤䊜䊷䉺䉕ታ᷹䈜䉎 䊶ታଏ⹜૕䈏ᔅⷐ

䊶JAXA⁛⥄䈱ᣇᴺ

◲ᤃ⹜㛎䈮䉋䉎⸘▚

ଏ⹜૕䈫ⵍ៞タ஥᭴ㅧ૕䈱

᦭ല⾰㊂Ყ ଏ⹜૕䈱Q୯ 䊶ኻ⽎䉕2⥄↱ᐲ䊝䊂䊦䈮ㄭૃ䈚䈩⸘▚

䊶⸘▚䈮ᔅⷐ䈭䊌䊤䊜䊷䉺䈏ዋ䈭䈇 䊶NASA Handbook䉕䊔䊷䉴䈮䈚䈢ᣇᴺ න⚐2⥄↱ᐲᴺ

⸘▚䈮૶↪䈜䉎 䊌䊤䊜䊷䉺

․ᓽ ฬ ⒓

6

4.1 න⚐2⥄↱ᐲᴺ ^(1/3) 䊷⸘▚ᴺ䈱᭎ⷐ䊷

{ න⚐䋲⥄↱ᐲᴺ

z ኻ⽎䉕◲න䈭2⥄↱ᐲ䊝䊂䊦䈮ㄭૃ

z 䈖䈱2⥄↱ᐲ♽䈱ᔕ╵䉕⸘▚䈜䉎䈖䈫䈪䊐䉤䊷䉴䊥䊚䉾䊃᧦ઙ䉕⸘▚

z ⸘▚䈮ᔅⷐ䈭䊌䊤䊜䊷䉺એਅ䈱2⒳㘃

{

ଏ⹜૕䈱౒ᝄ๟ᵄᢙ

{

ଏ⹜૕䈫ⵍ៞タ᭴ㅧ૕䈱᦭ല⾰㊂Ყ䌀ଏ⹜૕䈱౒ᝄ๟ᵄᢙ

䊶䊶䊶

䊶䊶䊶

1ᰴ 2ᰴ 3ᰴ 4ᰴ nᰴ

1ᰴ 2ᰴ 3ᰴ 4ᰴ mᰴ

᦭ല⾰㊂Ყ䈱⷗Ⓧ䉅䉍䈏ᔅⷐ

ㅪᚑ♽

Load♽

Source♽

m

eL

m

_eS

Load♽

Source♽

k c

k c

m_ex䋺᦭ല⾰㊂ k 䋺䈳䈰ቯᢙ

c 䋺ᷫ⴮

Japan Aerospace Exploration Agency

Environmental and Structural Test Laboratory

╙6࿁ ⹜㛎ᛛⴚࡢ࡯࡚ࠢࠪ࠶ࡊ ᐔᚑ20ᐕ11᦬21ᣣ

4.2 න⚐2⥄↱ᐲᴺ ^(2/3) 䊷᦭ല⾰㊂䈱◲ᤃ⷗Ⓧ䉅䉍ᴺ䊷

േ⾰㊂䈱ẋㄭ⸃䈫䈚䈩એਅ䉕઒ቯ

1. 䋱ᰴ䊝䊷䊄๟ᵄᢙ䉁䈪䈲䇮೰૕⾰㊂䇯 2. 䈠䉏એ਄䈱๟ᵄᢙ䈪䈲6dB/Oct䈪ᷫዋ䇯

᦭ല⾰㊂䈱⷗Ⓧ䉅䉍 㸢 ẋㄭേ⾰㊂

• 㜞ᰴ䊝䊷䊄䉁䈪◲න䈮᳞䉄䉌䉏䉎

• ᧄ⷗Ⓧ䉅䉍䈮ᔅⷐ䈭䊌䊤䊜䊷䉺䈲䇮 䊶៞タ஥䈫ⵍ៞タ஥䈱೰૕⾰㊂ 䊶1ᰴ౒ᝄ๟ᵄᢙ

¯ ®

­

d

| !

i i

ni i

i i

ai

e M

M M

m Z Z Z Z

Z Z

ni ni

, ) / (

, ޓޓޓ

ޓޓޓޓޓޓ ^M _M

^ai

^{㧦ẋㄭേ⾰㊂ [kg]}

i

㧦೰૕⾰㊂ [kg]

ȁ

_ni

㧦1ᰴ౒ᝄ๟ᵄᢙ [Hz]

ȁ

i

㧦ẋㄭേ⾰㊂ࠍ▚಴ߔࠆ๟ᵄᢙ [Hz]

䎔䎓

^䎐䎔

䎔䎓

^䎓

䎔䎓

^䎔

䎔䎓

^䎕

䎔䎓

^䎐䎙

䎔䎓

^䎐䎗

䎔䎓

^䎐䎕

䎔䎓

^䎓

䎔䎓

^䎕

䎔䎓

^䎗

䎱䏒䏕䏐䏄䏏䏌䏝䏈䏇䎃䏉䏕䏈䏔䏘䏈䏑䏆䏜䎃䎋䎔䏖䏗䎃䏐䏒䏇䏈䎃䏉䏕䏈䏔䎑䎌

䎰 䏄 䏖䏖 䎃䏖 䏔 䏘 䏄 䏕䏈

䎃

䎧䏜䏑䏄䏐䏌䏆䎃䏐䏄䏖䏖䎃䏖䏔䏘䏄䏕䏈䎃䎋䎘䎧䎲䎶䎌

䎃

䎤䏖䏜䏐䏓䏗䏒䏗䏌䏆䎃䎧䏜䏑䏄䏐䏌䏆䎃䏐䏄䏖䏖䎃䏖䏔䏘䏄䏕䏈 䎨䏉䏉䏈䏆䏗䏌䏙䏈䎃䏐䏄䏖䏖䎃䏖䏔䏘䏄䏕䏈

ẋㄭേ⾰㊂ 5⥄↱ᐲ䊝䊂䊦䈱

⸘▚଀

᦭ല⾰㊂ 1

^st

mode 2

^nd

mode 3

^rd

mode 4

^th

mode JAXA 䈱 HDBK 䈻᣿⸥

䋨 NASA HDBK 䈮䈲ή䈇ᣇᴺ䋩

8

4.1 න⚐2⥄↱ᐲᴺ ^(3/3) 䊷⸘▚⚿ᨐ䋨଀䋩䊷

㱘( =m

_L

/ m

_S

) Appa re n t M a s s N o rm a li z ed Squa re d fo rc elim it sp ecifica tion

Mass ratio 㱘 (m

_eL

/m

_eS

) 㽲᦭ല⾰㊂Ყ䉕⷗Ⓧ䉅䉎 㽴䊐䉤䊷䉴䊥䊚䉾䊃᧦ઙ䈱

⸘▚⚿ᨐ

䋨䈖䈱଀䈲m_eL䈫ടㅦᐲ䉴䊕䉾䉪䈪ᱜⷙൻ䈚䈢୯䋩

㽳ଏ⹜૕(Load♽)䈱 Q୯Ფ䈱⸘▚଀

m

eL

m

_eS

k c

k c

Japan Aerospace Exploration Agency

Environmental and Structural Test Laboratory

╙6࿁ ⹜㛎ᛛⴚࡢ࡯࡚ࠢࠪ࠶ࡊ ᐔᚑ20ᐕ11᦬21ᣣ

4.2 ◲ᤃ⹜㛎䈮䉋䉎⸘▚ ^(1/2) 䊷⸘▚ᴺ䈱᭎ⷐ䊷

{ ◲ᤃ⹜㛎䈮䉋䉎⸘▚

䊶ታ᷹୯䈮ၮ䈨䈒䈢䉄䇮ᓧ䉌䉏䉎⚿ᨐ䈱♖ᐲ䈏㜞䈇

䊶ㆡ↪䈮䈅䈢䉍៞タ஥䋨 Load ♽䋩䈫ⵍ៞タ஥䋨 Source ♽䋩䈱ታ᭴ㅧ૕䈏ᔅⷐ 䊶䌊䌁䌘䌁䈏⁛⥄䈮ᬌ⸛䈚䈢⸘▚ᴺ

ⵍ៞タ஥䋨Source䋩ขઃㇱ䈱વ㆐㑐ᢙ䉕ታ᷹

વ㆐ 㑐ᢙ 䋨ട ㅦᐲ 䋯䊐 䉤 䊷 䉴 䋩

Frequency

៞タ஥䋨Load䋩ขઃㇱ䈱વ㆐㑐ᢙ䉕ታ᷹

વ㆐ 㑐ᢙ 䋨ട ㅦᐲ 䋯䊐 䉤 䊷 䉴 䋩

Frequency

Frequency

䊐䉤䊷 䉴

ታ᷹䈚䈢વ㆐㑐ᢙ䋨േ⾰㊂䋩䈱൮⛊୯䉕 วᚑ䈚䈩䇮䊐䉤䊷䉴䊥䊚䉾䊃᧦ઙ䉕⸘▚

10

1 ࿁䈱ടᝄ䈪ᓧ䉌䉏䉎વ㆐㑐ᢙ

⚿ว㕙

A

IF

F

₁

F

₂

F ^䊶䊶䊶

₃

F

_N

¦

^N

i i

IF

F

F

1

䊶⚿ว㕙ౝ䈱ⶄᢙὐ䉕ടᝄὐ䈫䈚䈩ㆬᛯ 䊶ടᝄὐ䉕 1 䈧䈝䈧䊊䊮䊙䊥䊮䉫

䊶ടᝄὐ䈻⽶⩄䈚䈢䊐䉤䊷䉴䇮෸䈶䇮ฦὐ䈱ടㅦᐲᔕ╵䉕⸘᷹

㸢䊐䉤䊷䉴䈫ടㅦᐲᔕ╵䈱વ㆐㑐ᢙ䉕⸘᷹

ᓧ䉌䉏䈢વ㆐㑐ᢙ䈱䊙䊃䊥䉪䉴䈱 ㅒⴕ೉䉕ข䉎

1 ࿁䈱ടᝄ䈪ᓧ䉌䉏䉎વ㆐㑐ᢙ

1࿁䈱ടᝄ䈪ᓧ䉌䉏䉎વ㆐㑐ᢙ

ㅒⴕ೉䈱ฦ㗄䈱๺䈏䇮േ⾰㊂䈫䈭䉎

IF IF

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k jk

N

j j

IF

F Z A M A

F ¸ ¸ u

¹

·

¨ ¨

©

§ ¦ ¦

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1 1 1 IF

NN N

N

N N

IF

NN N

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N N

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A Z Z

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Z

Z Z

Z

A H

H H

H H

H

H H

H

F F F

° °

¿

° °

¾

½

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¯

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1 1 1

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2 22 21

1 12 11

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4.2 ◲ᤃ⹜㛎䈮䉋䉎⸘▚ ^(2/2) 䊷േ⾰㊂䈱ታ᷹ᣇᴺ䊷

Japan Aerospace Exploration Agency

Environmental and Structural Test Laboratory

╙6࿁ ⹜㛎ᛛⴚࡢ࡯࡚ࠢࠪ࠶ࡊ ᐔᚑ20ᐕ11᦬21ᣣ

ଏ⹜૕

㱂1800

730mm 700mm

800mm

X Y

Z

SDS-1 STM 䋨៞タ஥䋩 PAF᠀ᡆ᭴ㅧ૕䋨ⵍ៞タ஥䋩

㖸㗀⹜㛎

㖸㗀⽶⩄ᤨ䈱䊤䊮䉻䊛ᝄേ

㸣 ታⅣႺ⋧ᒰ䈫ᗐቯ

SDS-1 න૕䈱 䊤䊮䉻䊛ᝄേ⹜㛎

4.3 䊐䉤䊷䉴䊥䊚䉾䊃᧦ઙ䈱⸘▚⚿ᨐ䈱⹏ଔ ^(1/2)

12

4.3 䊐䉤䊷䉴䊥䊚䉾䊃᧦ઙ䈱⸘▚⚿ᨐ䈱⹏ଔ ^(2/2)

䎔䎓

^䎕

䎔䎓

^䎖

䎔䎓

^䎓

䎔䎓

^䎔

䎔䎓

^䎕

䎔䎓

^䎖

䎔䎓

^䎗

䎔䎓

^䎘

䎔䎓

^䎙

䎩䏕䏈䏔䏘䏈䏑䏆䏜䎃䎾䎫䏝䏀 䎩 䏒䏕 䏆䏈䎃䎳䎶 䎧䎃 䎾䎱 䎕 䎃䎒 䎃䎫䏝䏀

䎃

䎃

ᱜ⸃୯䋨㖸㗀⹜㛎⚿ᨐ䋩䉕⦟䈒൮⛊

䈜䉎⚿ᨐ䈏ᓧ䉌䉏䈢

න⚐䋲⥄↱ᐲᴺ䉋䉍䉅◲ᤃ⹜㛎䈮䉋䉎

⸘▚䈱ᣇ䈏♖ᐲ䈏㜞䈇䈖䈫䈏䉒䈎䉎

䊐䉤䊷䉴䊥䊚䉾䊃䉕䈚䈭䈇႐ว䇮 ㆊ⽶⩄䈏౉ജ䈘䉏䈩䈇䉎

㖸㗀⹜㛎 䋨ታⅣႺ⋧ᒰ䋩

◲ᤃ⹜㛎䈮䉋 䉎ᣇᴺ න⚐䋲⥄↱ᐲᴺ

ᝄേ⹜㛎

䋨䊥䊚䉾䊃ή䈚䋩

Japan Aerospace Exploration Agency

Environmental and Structural Test Laboratory

╙6࿁ ⹜㛎ᛛⴚࡢ࡯࡚ࠢࠪ࠶ࡊ ᐔᚑ20ᐕ11᦬21ᣣ

5. ᧄᣣ⚫੺䈜䉎䊃䊏䉾䉪䋨䈠䈱䋲䋩

䊷䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎ታᣉᤨ䈱ᵈᗧ੐㗄䊷

{ ታ㓙䈮䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎䉕ታᣉ䈜䉎䈮䈅䈢䉍ᵈᗧ 䈜䈼䈐੐㗄䈱䋱ㇱ䉕⚫੺

{ ᴦౕ䈱⸳⸘䈮䈧䈇䈩

z 䉟䊮䉺䊐䉢䊷䉴䊐䉤䊷䉴䉕⸘᷹䈜䉎䈢䉄䈮䇮

䊐䉤䊷䉴䉶䊮䉰෸䈶ᴦౕ䉕ଏ⹜૕䈫ടᝄบ䈱㑆䈮⸳⟎

z 䉶䊮䉰෸䈶ᴦౕ䉕᜽䉃䈖䈫䈪䇮ᴦౕ䈱೰ᕈ䈏ૐਅ䈜䉎

ടᝄᯏ ടᝄᯏ

ㅢᏱ䈱ᝄേ⹜㛎 䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎

ଏ⹜૕ ଏ⹜૕

䉶䊮䉰䊶ᴦౕ

14

5.1 䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎↪ᴦౕ䈱⸳⸘ᵈᗧὐ 䋨1/2䋩

ଏ⹜૕

䊐䉤䊷䉴䉶䊮䉰

෸䈶ᴦౕ

ടᝄบ

ଏ⹜૕

ᴦౕ

ଏ⹜૕෸䈶ᴦౕ䉕 2 ⥄↱ᐲ 䊝䊂䊦䈪ㄭૃ䈚䇮౒ᝄ๟ᵄ ᢙ䈱䉲䊐䊃㊂䉕⷗Ⓧ䉅䉎

䎔䎓

^䎓

䎔䎓

^䎔

䎔䎓

^䎕

䎓 䎔䎓 䎕䎓 䎖䎓 䎗䎓 䎘䎓 䎙䎓 䎚䎓 䎛䎓

౒ᝄ๟ᵄᢙᲧ

䯴ᴦౕ䬽౒ᝄ๟ᵄᢙ䎃䎒䎃ଏ⹜૕䬽౒ᝄ๟ᵄᢙ䯵

๟ᵄ ᢙ䭾 䮜 䮏 ㊂ 䎃䎾 䎈䏀

䎃

䎃

䯴ᴦౕ⾰㊂䎃䎒䎃ଏ⹜૕⾰㊂䯵 ⾰㊂Ყ 䎃䎓䎑䎔 䎃䎓䎑䎖 䎃䎓䎑䎘 䎃䎔䎑䎓 䎃䎕䎑䎓 䎃䎘䎑䎓 䎔䎓䎑䎓 䎕䎓䎑䎓

ᴦౕ䋨෸䈶䊐䉤䊷䉴䉶䊮䉰䋩䈱೰ᕈ䈏චಽ䈪䈅䉎䈖䈫䉕⏕⹺䈜䉎ᔅⷐ䈏䈅䉎 ᴦౕ䈫ଏ⹜૕䈏ㅪᚑ䈜䉎䈖䈫䈮䉋䉎

౒ᝄ๟ᵄᢙ䈱䉲䊐䊃㊂䈱⷗Ⓧ䉅䉍

Japan Aerospace Exploration Agency

Environmental and Structural Test Laboratory

╙6࿁ ⹜㛎ᛛⴚࡢ࡯࡚ࠢࠪ࠶ࡊ ᐔᚑ20ᐕ11᦬21ᣣ 㪇

㪈㪇 㪉㪇 㪊㪇 㪋㪇 㪌㪇 㪍㪇 㪎㪇 㪏㪇

㪈 㪈㪇 㪈㪇㪇

㪩㪼㫊㫆㫅㪸㫅㫋㩷㪽㫉㪼㫈㫌㪼㫅㪺㫐㩷㫉㪸㫋㫀㫆䋨㪡㫀㪾䋯㪣㫆㪸㪻䋩

㪝 㫉㪼㫈 㫌 㪼㫅㪺㫐 㩷㫊 㪿㫀 㪽㫋 㩷㫉 㪸㫋 㫀㫆 㩷㪲 㩼㪴

㪈㪅㪇㪜㪄㪇㪈 㪈㪅㪇㪜㪂㪇㪇 㪈㪅㪇㪜㪂㪇㪈 㪈㪅㪇㪜㪂㪇㪉

㪈㪇 㪈㪇㪇 㪈㪇㪇㪇

㪝㫉㪼㫈㫌㪼㫅㪺㫐㩷㪲㪟㫑㪴 㪫 㫉㪸 㫅 㫊㪽 㪼 㫉㩷 㪽㫌 㫅 㪺 㫋㫀 㫆 㫅 㩷㪘

㪺㪾

㪆 㪘

㪠㪝㩷

㪲㪄 㪴

5.1 䊐䉤䊷䉴䊥䊚䉾䊃ᝄേ⹜㛎↪ᴦౕ䈱⸳⸘ᵈᗧὐ 䋨1/2䋩

SDS-1STM

ടᝄᯏ

SDS-1STM ടᝄᯏ

䊐䉤䊷䉴䉶䊮䉰 䈅䉍

䉲䊐䊃㊂ 10.3䋦

䊐䉤䊷䉴䉶䊮䉰

䈭䈚 ◲ᤃ⷗Ⓧ䉅䉍

14.9 %

᷹ቯ୯ 10.3%

䉲䊐䊃㊂䈱ታ᷹⚿ᨐ ◲ᤃ⷗Ⓧ䉅䉍䈫ታ᷹୯䈱Ყセ

◲ᤃ⸘▚䈫ታ᷹୯䈱Ꮕ䈲-4.6%䋨๟ᵄᢙ⸃ᨆ䈱ಽ⸃⢻ 4Hz䋩

㸢 ౒ᝄ๟ᵄᢙ䈱140Hzઃㄭ䈪䈲䇮⚂㫧3䋦䈲⸘᷹䈱⺋Ꮕ▸࿐䈪䈅䉎

᭎䈰◲ᤃ⸘▚ᑼ䈏᦭ല䈪䈅䉎䈫⠨䈋䉌䉏䉎

(㕙ౝ䈱⚿ᨐ䈮䈧䈇䈩䉅ห᭽䈮⹏ଔ)

16

6. 䉁䈫䉄

{ 䊊䊮䊄䊑䉾䉪䈱ౝኈ䈱৻ㇱ䉕⚫੺䈚䈢

{ 䊊䊮䊄䊑䉾䉪䈱ౝኈ䈮䈧䈇䈩䇮

੹ᐕᐲਛ䈮䊪䊷䉨䊮䉫䉫䊦䊷䊒

䋨WG䋺ⴡᤊ䊶䊨䉬䉾䊃䊜䊷䉦䇮䌊䌁䌘䌁᦭⼂⠪䈮䉋䉎ᬌ⸛ળ䋩

䈪䈱ክ⼏䉕⚳䈋䉎੍ቯ

{ WG䈪䈱ክ⼏⚳ੌᓟ䇮

JAXA䈱ᮡḰᛛⴚᢥᦠ䋨JERG䋩䈫䈚䈩䊊䊮䊄䊑䉾䉪䉕

೙ቯ䈜䉎䈢䉄䈱ᚻ⛯䈐䉕ታᣉ䈜䉎

z ⴡᤊ৻⥸⹜㛎ᮡḰ䈱ਅ૏ᢥᦠ䈱૏⟎䈨䈔

⾰⇼ᔕ╵

໧ 1

4.3 㗄ߩ⴫ߢޔන⚐ 2 ⥄↱ᐲᴺߣ◲ᤃ⹜㛎ᴺ߇Ყセߒߡ޽ࠆ߇ޔ◲ᤃ⹜㛎ᴺߩᣇ߇න⚐

2 ⥄↱ᐲᴺࠃࠅ߽ᔅߕ㜞޿♖ᐲߦߥࠆߣ⸒߃ࠆߩߢߒࠂ߁߆ޕ߹ߚޔ2 ߟߩᚻᴺߩ૶޿ಽ ߌߪߤߩࠃ߁ߦߔࠇ߫⦟޿ߩ߆ࠍᢎ߃ߡਅߐ޿ޕ

߹ߚޔฦᚻᴺߩ⸘▚⚿ᨐࠍᲧセߒߡ޿ࠆࠣ࡜ࡈߩ 20Hz ߩㄝࠅߢޔ◲ᤃ⹜㛎ᴺߩ⚿ᨐ߇ ታⅣႺࠃࠅ߽ࠕࡦ࠳࡯ߦߥߞߡ޿ࠆ߇ޔߘࠇߢ⦟޿ߩ߆ߤ߁߆ᢎ߃ߡਅߐ޿ޕ

╵ 1

◲ᤃ⹜㛎ᴺߩᣇ߇ࠃࠅ⦟޿♖ᐲߢ੍᷹ߔࠆߎߣ߇ߢ߈߹ߔޕᚒޘߢޔ૗଀߆⸘▚ࠍⴕ ߞߡ޿߹ߔ߇ޔోߡ◲ᤃ⹜㛎ᴺߩᣇ߇♖ᐲ߇㜞޿⚿ᨐߣߥߞߡ޿߹ߔޕ

◲ᤃ⹜㛎ᴺߣන⚐ 2 ⥄↱ᐲᴺߩ૶޿ಽߌߦߟ޿ߡߪޔන⚐ 2 ⥄↱ᐲᴺߪޔ⸘▚ߪ◲න ߢߔ߇ޔ⚿ᨐ߇ታⅣႺࠃࠅ߽ᄙዋᄢ߈߼ߩ୯ߣߥࠆ․ᓽ߇޽ࠅ߹ߔߩߢޔ⸳⸘ߩೋᦼᲑ 㓏ߢ᦭ലߥᚻᴺߣ⠨߃ࠄࠇ߹ߔޕ◲ᤃ⹜㛎ᴺߪޔ♖ᐲߪ㜞޿߇ታଏ⹜૕߇ᔅⷐߣߥࠅ߹

ߔߩߢޔ㐿⊒ࡈࠚ࡯࠭ߩᓟᦼᲑ㓏ߢㆡ↪ߔࠆߩߦ᦭ലߢ޽ࠆߣ⠨߃ࠄࠇ߹ߔޕ

20Hz ߩઙߦߟ޿ߡߪޔࠗࡦࡄࠢ࠻⹜㛎ࠍⴕߞߚᤨߩടᝄὐߩขࠅᣇ߿ޔ߹ߚޔታⅣႺ ߣߒߡ㖸㗀⹜㛎ᤨߦടㅦᐲࠍ⸘᷹ߒߡ޿ࠆ߇ޔߘߩᤨߩ⸘᷹ὐߩ㈩⟎ߦࠃࠆࡃ࡜࠷ࠠ߇

ේ࿃ߣ⠨߃ࠄࠇ߹ߔޕ

໧ 2

ૐ๟ᵄߪ㔍ߒ޿ߣ⸒߁ߎߣߢߒࠂ߁߆ޕ

╵ 2

ߪ޿ޕૐ๟ᵄߦߥࠆ߶ߤ⸘᷹૏⟎ߩ㆑޿ߦࠃࠆࡃ࡜࠷ࠠ߇ᄢ߈ߊߥࠅ߹ߔޕ

໧ 3

߽߁ߔߋࡈࠜ࡯ࠬ࡝ࡒ࠶࠻ᝄേ⹜㛎ࡂࡦ࠼ࡉ࠶ࠢ߇೙ቯߐࠇࠆߣߩߎߣߢߔ߇ޔ೙ቯ ߐࠇߚࡂࡦ࠼ࡉ࠶ࠢࠍᐢߊ૶ߞߡ߽ࠄ߁ߦޔ૗߆ขࠅ⚵ߺߪߐࠇߡ޿ࠆߩߢߒࠂ߁߆ޕ

╵ 3

ࡂࡦ࠼ࡉ࠶ࠢߩౝኈߪⴡᤊ⸳⸘ᮡḰᬌ⸛ᆔຬળߩࡢ࡯ࠠࡦࠣࠣ࡞࡯ࡊߢክ⼏ߐࠇߡ޿

ࠆ߇ޔߘߩ WG ߦߪⴡᤊࡔ࡯ࠞޔࡠࠤ࠶࠻ࡔ࡯ࠞޔJAXA ߩ᦭⼂⠪ޔJAXA ࡊࡠࠫࠚࠢ࠻

ߩࡔࡦࡃ߇޿߹ߔޕߎߩࡂࡦ࠼ࡉ࠶ࠢߩౝኈ߿ᗧ⟵ߦߟ޿ߡߪޔߘߩ WG ߩ⼏⺰ߩਛߢ

ടㅦᐲ࡝ࡒ࠶࠻ߣࡈࠜ࡯ࠬ࡝ࡒ࠶࠻ߣ޿߁⸒⪲ߩ૶޿ಽߌߦߟ޿ߡޔ 2 ㅢࠅߩᗧ๧ߢ૶

޿ಽߌ߇ᔅⷐߣᗵߓߚޕ

㧝ߟߪޔ⹜㛎ߩᣇᴺࠍ⸒޿⴫ߔ႐วߦ 2 ߟߩ⸒⪲ࠍ૶޿ಽߌߡ޿ࠆ႐ว߇޽ࠆޕടㅦ ᐲࠍࡕ࠾࠲ߒߡ࡝ࡒ࠶࠻ߔࠆߩߢടㅦᐲ࡝ࡒ࠶࠻ߣ๭߱ޕ޽ࠆ޿ߪޔࡈࠜ࡯ࠬࠍࡕ࠾࠲

ߒߡ࡝ࡒ࠶࠻ߔࠆߩߢࡈࠜ࡯ࠬ࡝ࡒ࠶࠻ߣ๭߱ߣ޿߁ࠃ߁ߥޔߚߛනߦ⹜㛎ߩ߿ࠅᣇߩ

㆑޿ࠍ⸒޿⴫ߔᤨߦޔ 2 ߟߩ⸒⪲ࠍ૶޿ಽߌߡ޿ࠆ႐ว߇޽ࠆޕ৻ᣇޔടㅦᐲߦᵈ⋡ߒߡ

೙ᓮࠍ߆ߌࠆߩ߆ޔࡈࠜ࡯ࠬߦᵈ⋡ߒߡ೙ᓮࠍដߌࠆߩ߆ޔ⹜㛎ᴺߩ㆑޿ࠍ⸒޿⴫ߔߩ ߢߪߥߊޔ⹜㛎ߦኻߔࠆ⠨߃ᣇߩ㆑޿ࠍ⸒޿⴫ߔߚ߼ߦ 2 ߟߩ⸒⪲ࠍ૶޿ಽߌߡ޿ࠆ႐ ว߇޽ࠆޕ଀߃߫ޔࡈࠜ࡯ࠬ࡝ࡒ࠶࠻ߩ⠨߃ᣇߢ࡝ࡒ࠶࠻᧦ઙ߇ᢛℂߐࠇߡ޿ࠆ႐วߢ

߽ޔታ㓙ߩᝄേ⹜㛎ᤨߢޔࡈࠜ࡯ࠬߣടㅦᐲߩ㑐ଥߦ⌕⋡ߒߥ߇ࠄടㅦᐲߢ࡝ࡒ࠶࠻೙

ᓮࠍⴕ߁႐ว߽᦭ࠅᓧࠆޕߘߩࠃ߁ߥᝄേ⹜㛎ࠍടㅦᐲ࡝ࡒ࠶࠻ᝄേ⹜㛎ߣ๭߱ߩ߆ࡈ

ࠜ࡯ࠬ࡝ࡒ࠶࠻ᝄേ⹜㛎ߣ๭߱ߩ߆ޕ 2 ߟߩ⸒⪲ߩ૶޿ᣇߦᵈᗧߔࠆᔅⷐ߇޽ࠆߩߢߪߣ ᗵߓߚޕ

ߘࠇ߆ࠄޔ SDS-1 ߩታ଀ߩߣߎࠈߢޔᴦౕߦࠃߞߡ 1 ᰴ౒ᝄ๟ᵄᢙ߇ࠪࡈ࠻ߒߚ଀ࠍ⚫

੺㗂޿ߚ߇ޔࠣ࡜ࡈࠍ⷗ࠆߣࡇ࡯ࠢ߇ߟ߱ࠇߚߎߣߢࠪࡈ࠻ߒߚࠃ߁ߦ⷗߃ࠆߛߌߥߩ ߢߪߥ޿ߢߒࠂ߁߆ޕߎߩ⃻⽎ߪ㕖✢ᒻ⃻⽎ߦࠃࠆ߽ߩߢߪߥ޿ߢߒࠂ߁߆ޕ

╵ 4

೨ඨߩࠦࡔࡦ࠻ߦ㑐ߒߡߪޔߏᜰ៰޽ࠅ߇ߣ߁ߏߑ޿߹ߒߚޕᓟඨߩࠦࡔࡦ࠻ߦ㑐ߒ ߡߢߔ߇ޔߎࠇߪ 3 ゲടᝄߒߚᤨߩ޽ࠆ 1 ߟߩゲߩ଀ߢߔޕઁߩゲߢ߽ห᭽ߦࡇ࡯ࠢߩ

ࠪࡈ࠻߇⊒↢ߒߡ޿ߡޔߏ⚫੺ߒߚ◲ᤃ⸘▚୯ߣ⦟ߊว߁⚿ᨐ߇ᓧࠄࠇߡ޿߹ߔޕ੹࿁

ߩ଀ߦߟ޿ߡߪᄢ߈ߥ㕖✢ᒻ⃻⽎߇⊒↢ߒߡ޿ࠆߣߪ⠨߃ߡ߅ࠅ߹ߖࠎޕߏ⚫੺ߒߚ๟

ᵄᢙࠪࡈ࠻㊂ߩ◲ᤃ⷗Ⓧ߽ࠅᣇᴺߩᅷᒰᕈߦߟ޿ߡߪޔߎߩ⚿ᨐߢ⏕⹺ߢ߈ࠆߩߢߪߣ

ᕁ޿߹ߔޕ