Study on Forced Straight-Line Guidance for the Final Translation Phase of Spacecraft Rendezvous

查看全文 作　　者：Baichun [1]Gong;Chenglong [2]He;Degang [1]Zhang

机构地区：[1]Nanjing University of Aeronautics and Astronautics,Nanjing,210016,China;[2]State Key Laboratory of Satellite Navigation System and Equipment Technology,Shijiazhuang,050081,China

出　　处：《Computer Modeling in Engineering & Sciences》索引2020年第1期,共13页

基　　金：State Key Laboratory of Satellite Navigation System and Equipment Technology(CEPNT-2017KF-02);the Natural Science Foundation of China(11802119);Fundamental Research Funds for Central Universities(NT2019023)。 摘　　要：Aimed at the problem of final translation of space rendezvous for the applications such as docking,inspection and tracking,optimal straight-line guidance algorithm based on pulse/continuous low-thrust in the context of Clohessy-Wiltshire dynamics is proposed.Two modes of guidance strategy:varying-speed and fixed-speed approaching scheme for V-bar and R-bar approach by using constant/finite low-thrust propulsion respectively are studied,and the corresponding fuel-optimal conditions are obtained.Numerical simulation is conducted to verify and test the proposed algorithms.The results show that there is generally no different between the fuel consumptions by using the two different approaching modes for V-bar case.However,the conclusion for Rbar case is different that the using of continuous low-thrust cost more fuel and transfer time. 关键词：Space rendezvous final translation straight line guidance

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Study on Forced Straight-Line Guidance for the Final Translation Phase of Spacecraft Rendezvous

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