Multi-objective optimization for spacecraft keeping on libration Halo orbit
Received:February 19, 2014  Revised:June 20, 2014
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DOI:10.7511/jslx201405001
KeyWord:libration  Halo orbit-keeping  time-varying controller  multiobjective optimization  SiPESC software
           
AuthorInstitution
杨春峰 大连理工大学 工业装备结构分析国家重点实验室 工程力学系, 大连
彭海军 大连理工大学 工业装备结构分析国家重点实验室 工程力学系, 大连
钟万勰 大连理工大学 工业装备结构分析国家重点实验室 工程力学系, 大连
陈飙松 大连理工大学 工业装备结构分析国家重点实验室 工程力学系, 大连
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Abstract:
      As the stabilization missions of the spacecraft on libration point Halo orbits of Sun-Earth system,energy consumption and orbit maintaining precision are their contradict objectives.This paper proposed a multi-objective optimization method to design time-varying controller in the Halo orbit stabilization missions.Firstly,a time-varying controller,based on the linearization CRTBP model,is constructed.Then,the weighting matrix elements of the controller are optimized with multi-objective algorithm.Finally,a study case,considering environment errors,is optimized and the Pareto fronts of the optimization results,showing the trade-off between the fuel consumption and orbit maintaining,prove the feasibility of this method.