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作者机构:Univ Minnesota Dept Aerosp Engn & Mech Minneapolis MN 55455 USA Mitsubishi Elect Res Labs Cambridge MA 02139 USA
出 版 物:《ACTA ASTRONAUTICA》 (Acta Astronaut)
年 卷 期:2025年第230卷
页 面:1-15页
核心收录:
学科分类:08[工学] 0825[工学-航空宇航科学与技术]
基 金:University of Minnesota, USA-Twin Cities Undergraduate Research Opportunities Program (UROP) Science, Mathematics, and Research for Transformation (SMART) Scholarship-for-Service Program within the Department of Defense (DoD) , USA Office of the Vice President for Research, University of Minnesota, USA
主 题:Areostationary Mars orbit Station keeping Predictive control Stationary satellite mission design Space vehicles
摘 要:The continued exploration of Mars will require a greater number of in-space assets to aid interplanetary communications. Future missions to the surface of Mars maybe augmented with stationary satellites that remain overhead at all times as a means of sending data back to Earth from fixed antennae on the surface. These areostationary satellites will experience several important disturbances that push and pull the spacecraft off of its desired orbit. Thus, a station-keeping control strategy must be put into place to ensure the satellite remains overhead while minimizing the fuel required to elongate mission lifetime. This paper develops a model predictive control policy for areostationary station keeping that exploits knowledge of non-Keplerian perturbations in order to minimize the required annual station-keeping 4v. The station-keeping policy is applied to a satellite placed at various longitudes, and simulations are performed for an example mission at a longitude of a potential future crewed landing site. Through careful tuning of the controller constraints, and proper placement of the satellite at stable longitudes, the annual station-keeping 4v can be reduced relative to a na ve mission design.