Dynamics Analysis for Orbital Space Elevator by Space Experiment of Pico-satellite
Project/Area Number |
15H02224
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Research Category |
Grant-in-Aid for Scientific Research (A)
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Allocation Type | Single-year Grants |
Section | 一般 |
Research Field |
Dynamics/Control
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Research Institution | Shizuoka University |
Principal Investigator |
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Co-Investigator(Kenkyū-buntansha) |
青木 義男 日本大学, 理工学部, 教授 (30184047)
山極 芳樹 静岡大学, 工学部, 教授 (30220255)
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Project Period (FY) |
2015-04-01 – 2019-03-31
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Project Status |
Completed (Fiscal Year 2018)
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Budget Amount *help |
¥44,200,000 (Direct Cost: ¥34,000,000、Indirect Cost: ¥10,200,000)
Fiscal Year 2018: ¥3,640,000 (Direct Cost: ¥2,800,000、Indirect Cost: ¥840,000)
Fiscal Year 2017: ¥10,790,000 (Direct Cost: ¥8,300,000、Indirect Cost: ¥2,490,000)
Fiscal Year 2016: ¥14,560,000 (Direct Cost: ¥11,200,000、Indirect Cost: ¥3,360,000)
Fiscal Year 2015: ¥15,210,000 (Direct Cost: ¥11,700,000、Indirect Cost: ¥3,510,000)
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Keywords | 超小型衛星 / 宇宙テザー / 宇宙ロボット / 宇宙ロボティクス |
Outline of Final Research Achievements |
“Orbital Elevator Satellite” has been developed. It deploys tether on earth orbit in space and a climber translates on tether. At first, the satellite, which can deploy more than 1km tether, was developed, and the numerical simulation and the ground experiment confirmed its mission feasibility. However, it becomes to be difficult for 1km tether deployment due to space debris problem. Then, pico-satellite “CubeSat” (minimized tether deployment scale) was developed and confirmed by the numerical simulation and the ground experiment, and then launched for orbital elevator mission.
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Academic Significance and Societal Importance of the Research Achievements |
1km以上のテザー伸展による軌道エレベーター実験は,重力,軌道運動による遠心力・コリオリ力,その他自然外力による複雑な場である宇宙環境(軌道上)において,機械力学の観点からも非常に興味深い.実衛星を開発した後に,ミッションを目的とした数値シミュレーションおよび地上実験による評価検証は有意義な成果であり,今後の宇宙テザー利用へと繋げていくことが期待できる.スケールを縮小した10cm立方のCubeSatは,宇宙力学環境もスケール縮小されるが,エレベーター実験は世界初であり,日本がこの分野を先導する観点からも意義が高い.
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Report
(5 results)
Research Products
(67 results)
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[Journal Article] Obayashi Corporation’s Space Elevator Construction Concept2016
Author(s)
Ishikawa, Y., Tamura, T., Otsuka, K., Horiike, T., Iwaoka, T., Masui, N., Katsuya Hamachi, K., Katsuyama, Y., Aoki, Y., Yamagiwa, Y., Inoue, F. and Omoto, E.
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Journal Title
Journal of British Interplanetary Society
Volume: 69-6/7
Pages: 227-239
Related Report
Peer Reviewed
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[Presentation] Optimum Control of Cable Deployment of Space Elevator from GEO Station in Two Directions2018
Author(s)
(1)Yamagiwa, Y., Sato, S., Sato, T., Arita, S., Otsuka, K. and Ishikawa, Y.
Organizer
69th International Astronautical Congress
Related Report
Int'l Joint Research
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[Presentation] Development of Microsatellites for Verifying the Basic Technologies of Space Elevator in Space2016
Author(s)
Yamagiwa, Y., Nohmi, M., Aoki, Y., Momonoi, Y., Nanba, H., Aiga, M., Kumao, T. Watahiki, M. Otshuka, K. and Ishikawa, Y.,
Organizer
67th International Astronautical Congress,
Place of Presentation
Guadalajara Convension Center, Guadalajara, Mexico
Related Report
Int'l Joint Research
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[Presentation] Study about the Performance for Simultaneous Deployment of the Cables from GEO Station under the Space Elevator Construction,2016
Author(s)
Tao, K., Yamagiwa, Y., Otsuka, K. and Ishikawa, Y.,
Organizer
67th International Astronautical Congress,
Place of Presentation
Guadalajara Convension Center, Guadalajara, Mexico
Related Report
Int'l Joint Research
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[Presentation] Space Experiments of Basic Technologies of Space Elevator by Using Microsatellites,2016
Author(s)
Yamagiwa, Y., Nohmi, M., Aoki, Y., Momonoi, Y., Nanba, H., Aiga, M., Kumao, T. and Watahiki, M.
Organizer
The Fifth International Conference on Tether in Space,
Place of Presentation
Michigan University, Ann Arbor, MI, USA
Related Report
Int'l Joint Research
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[Presentation] Study about the Simultaneous Deployment Performance of the Cables from GEO Station at the Space Elevator Construction,2016
Author(s)
Tao, K., Yamagiwa, Y., Otsuka, K. and Ishikawa, Y.,
Organizer
The Fifth International Conference on Tether in Space,
Place of Presentation
Ann Arbor, USA
Related Report
Int'l Joint Research
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[Presentation] STARS-E計画2015
Author(s)
能見公博
Organizer
第13回信州衛星研究会
Place of Presentation
長野県飯田市, 南信州・飯田産業センター
Year and Date
2015-11-10
Related Report
Invited
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