WEKO3
アイテム
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柔軟構造を有する人工衛星ASTRO-GのためのCMGの動力学を考慮した高速・高精度姿勢制御の一検討
https://jaxa.repo.nii.ac.jp/records/7391
https://jaxa.repo.nii.ac.jp/records/739141f646ce-9a54-4b56-80aa-56da157b9a3a
Item type | 会議発表論文 / Conference Paper(1) | |||||
---|---|---|---|---|---|---|
公開日 | 2015-03-26 | |||||
タイトル | ||||||
タイトル | 柔軟構造を有する人工衛星ASTRO-GのためのCMGの動力学を考慮した高速・高精度姿勢制御の一検討 | |||||
言語 | ||||||
言語 | jpn | |||||
資源タイプ | ||||||
資源タイプ識別子 | http://purl.org/coar/resource_type/c_5794 | |||||
資源タイプ | conference paper | |||||
アクセス権 | ||||||
アクセス権 | metadata only access | |||||
アクセス権URI | http://purl.org/coar/access_right/c_14cb | |||||
その他のタイトル(英) | ||||||
その他のタイトル | A Study of High-Speed and High-Precision Attitude Control for Flexible Satellite ASTRO-G in Consideration of CMGs' Dynamics | |||||
著者 |
中邨, 勉
× 中邨, 勉× 坂東, 信尚× 坂井, 真一郎× 長塩, 知之× 木田, 隆× 葛西, 時雄× 山口, 功× 大谷, 崇× 齋藤, 宏文× Nakamura, Tsutomu× Bando, Nobutaka× Sakai, Shinichiro× Nagashio, Tomoyuki× Kida, Takashi× Kasai, Tokio× Yamaguchi, Isao× Otani, Takashi× Saito, Hirobumi |
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著者所属 | ||||||
東京大学 | ||||||
著者所属 | ||||||
宇宙航空研究開発機構宇 | ||||||
著者所属 | ||||||
宇宙航空研究開発機構宇 | ||||||
著者所属 | ||||||
電気通信大学 | ||||||
著者所属 | ||||||
電気通信大学 | ||||||
著者所属 | ||||||
宇宙航空研究開発機構宇 | ||||||
著者所属 | ||||||
宇宙航空研究開発機構宇 | ||||||
著者所属 | ||||||
宇宙航空研究開発機構宇 | ||||||
著者所属 | ||||||
宇宙航空研究開発機構宇 | ||||||
著者所属(英) | ||||||
en | ||||||
University of Tokyo | ||||||
著者所属(英) | ||||||
en | ||||||
Japan Aerospace Exploration Agency (JAXA) | ||||||
著者所属(英) | ||||||
en | ||||||
Japan Aerospace Exploration Agency (JAXA) | ||||||
著者所属(英) | ||||||
en | ||||||
University of Electro-Communications (UEC) | ||||||
著者所属(英) | ||||||
en | ||||||
University of Electro-Communications (UEC) | ||||||
著者所属(英) | ||||||
en | ||||||
Japan Aerospace Exploration Agency (JAXA) | ||||||
著者所属(英) | ||||||
en | ||||||
Japan Aerospace Exploration Agency (JAXA) | ||||||
著者所属(英) | ||||||
en | ||||||
Japan Aerospace Exploration Agency (JAXA) | ||||||
著者所属(英) | ||||||
en | ||||||
Japan Aerospace Exploration Agency (JAXA) | ||||||
出版者 | ||||||
出版者 | 宇宙航空研究開発機構宇宙科学研究本部 | |||||
出版者(英) | ||||||
出版者 | Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency (JAXA) | |||||
書誌情報 |
アストロダイナミクスシンポジウム講演後刷り集 en : Proceedings of 18th workshop on JAXA Astrodynamics and flight mechanics 巻 2008, 発行日 2009-03 |
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会議概要(会議名, 開催地, 会期, 主催者等)(英) | ||||||
内容記述タイプ | Other | |||||
内容記述 | Symposium on Flight Mechanics and Astrodynamics 2008 (July 28-29, 2008. Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency (JAXA)), Sagamihara, Kanagawa Japan | |||||
抄録 | ||||||
内容記述タイプ | Abstract | |||||
内容記述 | 摘要: 大型柔軟衛星ASTRO-Gは,VSOP-2と呼ばれる電波天文観測のための人工衛星である。VSOP-2 計画における観測において,ASTRO-G は3 degの姿勢変更を行い,15秒で姿勢精度を0.002 deg以下に制御する必要がある。また,電波天文観測のため,直径9mの大型展開アンテナを有する。この大型アンテナは柔軟構造として扱う必要がある。このような理由により,ASTRO-Gの姿勢制御系は,高速な姿勢変更,高精度な姿勢変更を行うための高い制御帯域,及び柔軟構造の不確定性に関するロバスト性を有する必要がある。更に,高速な姿勢変更を行うため,ASTRO-GにはCMGと呼ばれるアクチュエータが搭載される。しかしながら,CMG は,そのトルク出力機構が複雑であるため,検討の必要がある。 本稿では,ASTRO-G の姿勢制御系にH1 制御によるフィードバック制御系と,我々が以前提案したMNME profilerと呼ばれる制振指令値を用いた二自由度制御を設計した。更に,フィードバックアクチュエータとしてCMGを使用するための検討を行った。設計した二自由度制御系は数値シミュレーションにより検討を行った。 | |||||
抄録(英) | ||||||
内容記述タイプ | Other | |||||
内容記述 | Astro-G is a flexible satellite, which has challenging specifications for attitude control system (ACS) in order to achieve its space VLBI (Very Long Baseline Interferometry) mission, called VSOP (VLBI Space Observatory Programme)-2. VSOP-2 mission requires Astro-G to change its attitude angle for 3 deg in 15 s, and attitude angle error to be less than 0.002 deg after the maneuver, while VSOP-2 mission also requires Astro-G to equip a large deployable antenna. This antenna of 9 m diameter is for VLBI observation and, obviously, should be handled as flexible structure. For these reasons, ACS of Astro-G must have both high-speed and high-precision performance and robustness to uncertainty of flexible structures. In addition, high-speed maneuver mission also requires Astro-G to equip CMGs (Control Momentum Gyros), which have complex mechanism, and therefore need to be studied. In this paper, we studied about Astro-G's ACS with 2 DOF (Degree Of Freedom) control, consists of robust feedbackcontrol and reference with MNME (Modified Nil-Mode-Exciting) profiler, which is based on input shaping and NME profiler. We also studied how to use the CMGs as feedback actuator. The designed 2 DOF control were discussed through numerical simulations. | |||||
書誌レコードID | ||||||
収録物識別子タイプ | NCID | |||||
収録物識別子 | AA11567475 | |||||
資料番号 | ||||||
内容記述タイプ | Other | |||||
内容記述 | 資料番号: AA0064733017 |