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デブリ除去衛星の小型化検討 Downsized Design of Active Space Debris Removal(ADR) Satellite

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デブリ除去衛星の小型化検討

Downsized Design of Active Space Debris Removal(ADR) Satellite

○廣田 賢治,渡辺 順一郎 (TECS) ,桑尾 文博,大塚 聡子 (NEC) , 河本 聡美,青山 順一,山元 透 (JAXA)

○ Kenji Hirota, Junichiro Watanabe(TECS), Fumihiro Kuwao,Akiko Otsuka(NEC), Satomi Kawamoto, Jun-ichi Aoyama, Toru Yamamoto (JAXA)

デブリ除去衛星の実現を目指して、デブリへの非協力接近,捕獲,デオービットのデブリ除去手法に注目し て検討を行なってきた。これは、主にミッション系に関わる部分の検討であり、引き続き検討が必要ではある が、ある程度実現性は見えてきた。使用する衛星は NEC の NEXTAR( 標準バス ) を前提として考えていた。

NEXTAR は標準バスであることから、新規開発に比べコストが低くなることを期待したためである。しかし、デ

ブリ除去衛星の更なる低コスト化を進めるために、衛星バス系の小型化検討を行った。衛星を小型化するこ とにより、相乗りや複数打ち上げ等にも対応しやすくなり、必要推薬等も少なくなるなど、トータルのコストが低 くなることが考えられるためである。

検討の結果、衛星バス系について小型/軽量化を行うことができた。今後はミッション系と合わせたさらなる 衛星全体の小型化を行い、経済性,運用性の向上を行っていく。

ADR method has been study aiming at realization in an ADR satellite.

(ADR method: Noncooperation approach, capture and deorbit)

This is study of a mission system, and consideration is necessary next, but the feasibility has been seen. A used satellite was considered premise the NEXTAR (standard bus) of NEC.

Because NEXTAR is a standard bus, it's low-cost compared with new development.

But downsized design of a satellite bus system was performed for an ADR satellite decrease in cost. The cost of the total becomes low by downsized design of satellite.

It was possible to do a small size / weight saving about the satellite bus system as a result of the study. I'll

miniaturize the whole satellite including a mission system and be improving the cost performance and

operability from now on.

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ἙἨἼồỉਖ਼ᡶኒӕụ˄Ậ

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Fig. ᾁ ADR Sat. Lift-off Configuration of 400kg order

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ষढथःॊ؛

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Table ᾂ Solar Array PanelὉBattery Sizing

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ᚲせⓎ⏕㟁ຊ 㻠㻢㻜 㼃

ഛ⪃

ኴ㝧䝣䝷䝑䜽䝇㼍㼠㻌㻝㻭㼁 㻝㻟㻢㻤 㼃㻛㼙㻞

ኴ㝧㟁ụ䜶䝛䝹䜼䞊ኚ᥮ຠ⋡ 㻜㻚㻞㻢 ௬ᐃ

ኴ㝧㟁ụ䝟䝑䜻䞁䜾ຠ⋡ 㻜㻚㻥㻜 ௬ᐃ

ኴ㝧㟁ụ䛭䛾௚ຠ⋡ 㻜㻚㻤 ௬ᐃ

ኴ㝧ゅ 㻟㻜 㼐㼑㼓 ௬ᐃ

Ⓨ⏕㟁ຊ㻌㼍㼠㻌㻮㻻㻸 㻞㻞㻞 㼃㻛㼙㻞

ኴ㝧㟁ụຎ໬⋡ 㻜㻚㻜㻟 㻛㼥㼞 ௬ᐃ

⾨ᫍᑑ࿨ 㻞 㼥㼞

ኴ㝧㟁ụຎ໬ 㻜㻚㻥㻠

Ⓨ⏕㟁ຊ㻌㼍㼠㻌㻱㻻㻸 㻞㻜㻥 㼃㻛㼙㻞

ᚲせ㠃✚㻌㼍㼠㻌㻱㻻㻸 㻞㻚㻞㻝 㼙㻞

䝟䝗䝹㠃✚䠄㻝ᯛ䛒䛯䜚䠅 㻜㻚㻢㻠 㼙㻞 ⾨ᫍᵓయᑍἲ㻜㻚㻤㼙䠖௬ᐃ

䝟䝗䝹ᯛᩘ 㻟㻚㻠㻡

ഛ⪃

㻺㼍㼙㼑 㻺㻱㻯〇㻵㻹㻸㻝㻟㻠㻛㻝㻞㻟㻛㻞㻣㻠㻮

㻮㼡㼟㻌㼂㼛㼘㼠㼍㼓㼑 㻞㻤 㼂

䝞䝑䝔䝸῝ᗘ 㻜㻚㻞㻡 ௬ᐃ

䝉䝹㉁㔞 㻜㻚㻣㻢㻞 㼗㼓

䝉䝹ᐜ㔞 㻟㻝㻚㻞 㻭㼔

䝉䝹ᨺ㟁㟁ᅽ 㻟㻚㻤㻞 㼂

ఏ㐩ຠ⋡ 㻜㻚㻣㻡 ௬ᐃ

┤ิ䝉䝹ᩘ 㻤 ಶ

୪ิ䝉䝹ᩘ 㻝 ಶ

䝞䝑䝔䝸㉁㔞 㻢㻚㻜㻥㻢 㼗㼓

ᚲせ㟁ຊ

ኴ㝧㟁ụ

䝞䝑䝔䝸

0.0 50.0 100.0 150.0 200.0 250.0 300.0 350.0 400.0 450.0

-0.300 -0.250 -0.200 -0.150 -0.100 -0.050 0.000

00:00:00 00:28:48 00:57:36 01:26:24 01:55:12 02:24:00 02:52:48 03:21:36 03:50:24 04:19:12

㟁ຊ[W]

DOD [%]

᫬㛫[hh:m:ss]

DOD [%] Ⓨ㟁㔞[W] ᾘ㈝㟁ຊ[W]

ᩓщෞᝲầஇờٶẟἧỹὊἌỆề౨᚛ẇ ἣἛἽݡඥử (800 ᶣ 800mm) ὾௏ểˎ ܭẲẆ༾ͨ 2 ௏ỉ 2 ᎈầ࣏ᙲẇ

Fig. ᾇ Power consumption profile (Non-cooperative approach)

ᩓщෞᝲầஇờٶẟἧỹὊἌỆề౨᚛ẇ

DOD Ị 25% ỆӓộụẆᩓщӓૅỊ঺ụ

ᇌếẮểầᄩᛐỂẨẺẇ

(8)

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ᇶᮏ䝟䝷䝯䞊䝍 ഛ⪃

䝭䝑䝅䝵䞁㌶㐨 㻢㻡㻜 㼗㼙 㻥㻤 㼐㼑㼓 㻥㻣㻚㻣 㼙㼕㼚

Δ㼂䝞䝆䜵䝑䝖 ഛ⪃

ᴫ␎᥋㏆ 㻝㻡㻜 㼙㻛㼟

᭱⤊᥋㏆ 㻝㻜 㼙㻛㼟

㞳⬺ 㻞 㼙㻛㼟

䝬䞊䝆䞁 㻟 㼙㻛㼟

ྜィΔ 㻝㻢㻡 㼙㻛㼟

᥎㐍๣䝞䝆䜵䝑䝖 ഛ⪃

ẚ᥎ຊ 㻞㻜㻜 㼟 䝠䝗䝷䝆䞁

䝗䝷䜲㉁㔞 㻞㻜㻢 㼗㼓

᥎㐍๣ 㻝㻤㻚㻝 㼗㼓

᥎⸆ᐦᗘ 㻝㻜㻜㻜 㼗㼓㻛㼙㻟 䝠䝗䝷䝆䞁㻝㻜㻜㻜㼗㼓㻛㼙㻟䚸㻳㻼㻝㻠㻜㻜㼗㼓㻛㼙㻟 ᥎㐍๣య✚ 㻜㻚㻜㻝㻤㻝 㼙㻟

㻝㻤㻚㻝 㻸

Table ᾃ Necessary propellant capacity

࣏ᙲ ਖ਼ᡶдܾ᣽Ệếẟề౨᚛ẇ ਖ਼ᡶдܾ᣽ 18L ẦỤẆ Φ390mm ỉἑὅ ἁửᢠܭẇ

š1(&&RUSRUDWLRQ 1(&&RQILGHQWLDO

ڰ؝ڮ $'56DW 6L]LQJ VWXG\

ṞἿἃἕἚ I/F СኖẦỤỉᘓ଩࢟ཞ౨᚛

ỶἩἉἿὅἿἃἕἚồỉ઀᠍

ἧỹỴἼὅἂỺὅἫἿὊἨϋỆӓộỦἇỶἌ ᘓ଩࢟ཞ

౨᚛᪮Ⴘ

ṟٽᨗᩓ൷ἣἛἽ᩿ᆢẦỤỉᘓ଩࢟ཞ౨᚛

ἣἛἽݡඥử 800 ᶣ 800mm ểẲẆ༾ͨ 2 ௏ 2 ᎈử઀᠍ỂẨỦᘓ଩࢟ཞ

ṠἱἕἉἹὅᙲ൭ẦỤỉᘓ଩࢟ཞ౨᚛

ỽἳἻ᧓ុᩉ 800mm

৲ή֥᧓ុᩉ 1200mm

ṡᩓမ્Ј׹ᩓ܇เ (FEC) ᩿ᆢᙲ൭ 500mm

ỉ FEC ửᘓ଩ᡶᘍ૾ӼỆ

࠯ᘍễ᩿ồᣐፗẴỦẇ

(9)

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Ṣˊᘙႎễನ঺Լỉೞ֥ᣐፗẦỤỉᘓ଩࢟ཞ౨᚛

ᘓ଩࢟ཞ ౨᚛᪮Ⴘ

Fig. ᾈ Small ADR Sat.

Sizing study (Example)

SA DM

ࣃࢻࣝ500 x 1030

ࢱࣥࢡ ᑟ 㟁 ᛶ ࢸ ࢨ࣮ᶵᵓ

ȭ390

༢఩㸸mm 500 350

380 280

1270

600 600

1030 SA

DM

ఙ ᒎ

ࣂࢿ

280 630

800

ࣃࢻࣝ800 x 800

130

SA DM SA

DM

[

]

\

130 ࢱࣥࢡ

ȭ390

600 600

ᑟ 㟁 ᛶ ࢸ ࢨ

࣮ᶵᵓ

500 350

890

ڰ؝ڮ $'56DW 6L]LQJ VWXG\

ᘓ଩࢟ཞ ౨᚛ኽௐ

ỶἩἉἿὅἿἃἕἚỉἧỹỴἼὅἂỺὅἫἿὊἨỆ ᾁؕ઀᠍ӧᏡễᙸᡫẲầᇌẾẺẮểầЎẦẾẺẇ

Fig. ᾀ὿Small ADR Sat. Mission Configuration Fig. ᾀᾀSmall ADR Sat. Lift-off Configuration

ᑟ㟁ᛶࢸࢨ࣮ᐇドᶵჾ ఙᒎࣂࢿᢕᣢࢩࢫࢸ࣒

㐲㊥㞳ྍどග࣓࢝ࣛ

㟁Ꮚ※

ኴ㝧㟁ụࣃࢻࣝ

S-Band࢔ࣥࢸࢼ

⊃ゅᢞගჾ

GPS GPS

ࣃࢻࣝ㥑ືᶵᵓ

ࣃࢻࣝಖᣢࣈࣛࢣࢵࢺ

STT STT ᗈゅᢞගჾ

ᗈゅᢞගჾ

㏆㊥㞳ྍどග࣓࢝ࣛ

㏆㊥㞳ྍどග࣓࢝ࣛ

1Nࢫࣛࢫࢱ ™8

(⾨ᫍࡢゅ࡬㓄⨨ࡋ࡚࠸ࡿࡀࠊእ㒊㟢ฟ㒊ศ ࡀᑠࡉࡃࠊᅗୖ࡛㆑ู࡛ࡁ࡞࠸ࠋ

(10)

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Fig. ᾀᾁSmall ADR Sat. Mission Configuration

(Orbit὾Paddle development) Fig. ᾀᾂSmall ADR Sat. Lift-off Configuration (Epsilon rocket fairing envelope)

ग़থঋটشঈधभ๝௱ऋँॊऋؚ০৏भਫ਼

ୈदؚ࿌ൗ૭ચऩ॥থইॕॠগঞش३ঙথ

॑੭ञः؛

š1(&&RUSRUDWLRQ 1(&&RQILGHQWLDO

ڱ؝7HFKQLFDOVXEMHFW

▌ ᨊӊݣϼểẴỦἙἨἼᵆἿἃἕἚɥെᵇởἱἕἉἹὅᙲ൭὾ἱἕἉἹὅೞ֥὾ᢃဇἉὊἃὅἋử

٭୼ẶẵỆẆᘓ଩ἢἋኒỉỚỉᙸႺẲửᘍẟẆᾃ὿὿ᶉᶅኢᵬᵣᵶᵲᵟᵰἫὊἋỉᘓ଩ẦỤᾁᾂ὿

ᶉᶅᆉࡇộỂẆᘓ଩ỉݱ׹὾᠉᣽҄ỉᙸᡫẲửᇌềỦẮểầỂẨẺẇ

▌ Ắỉݱ׹὾᠉᣽҄ỆỊወӳᵱᵫᵱởወӳᵮᵡᵳểẟẾẺೞ֥ỉ᧏ႆờᙸᡂộủẺૠ͌ỂẝụẆ ʻࢸểờ᧏ႆᡶ਻ửӕụᡂỮẻݱ׹҄ỉ౨᚛ầ࣏ᙲỂẝỦẇ

▌ ἋἻἋἑЪถỆấẬỦۋѬСࣂồỉࢨ᪪ỆếẨẆʻࢸἉἱἷἾὊἉἹὅሁửဇẟẺࢨ᪪ỉ

ᄩᛐầ࣏ᙲỂẝỦẇ

(11)

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ڲ؝&RQFOXGLQJUHPDUNV

▌ ᵬᵣᵶᵲᵟᵰἫὊἋỉἙἨἼᨊӊᘓ଩ỉ౨᚛ኽௐẦỤẆឋ᣽Ệ᧙ẲềỊ᠉᣽҄ẴỦẮ ểầỂẨẺểᎋảềẟỦẇ

▌ ẲẦẲẆႆဃᩓщ᣽ỉ˯ถởਖ਼ᡶдܾ᣽ễỄỉẮủˌɥỉᘓ଩ἢἋҥ˳Ểỉݱ

׹҄౨᚛ỊẆјௐầᕓẟểᎋảỦẇྵཞỉἱἕἉἹὅೞ֥ởᢃဇἉὊἃὅἋửԃỜ ẺẆᘓ଩ἉἋἘἲμ˳Ểỉݱ׹҄౨᚛ửᘍạẮểầ࣏ᙲểᎋảỦẇ

▌ ʻࢸỊἱἕἉἹὅೞ֥ỉݱ׹὾᠉᣽҄ểờӳỪẶẺᢃဇἉὊἃὅἋỉјྙ҄ử

ᘍẟẆᘓ଩ỉݱ׹҄౨᚛ửᡶỜềẆኺฎࣱύᢃဇࣱửӼɥẰẶẺẟểᎋảỦẇ

Fig. ᾀ ADR Sat. Configuration (Example) ճ᥎㐍⣔ྲྀ௜ࢩࢫࢸ࣒ ղ᥎㐍⣔ࢩࢫࢸ࣒ձ⾨ᫍࣂࢫ⣔ࢩࢫࢸ࣒ࢸ ࢨ ࣮ ࢚ࣥࢻ࣐ࢫ'RZQVL]HG'HVLJQ1R'HVLJQ&amp;KDQJH ڭ؝$'5 6DW 2XWOLQH
Fig.  ᾄ ADR Operation
Table  ᾁ Configuration List Mass ὾ Power
Table  ᾃ Necessary propellant capacity
+3

参照

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