Abstract
平动点在深空探测中具有重要作用. 由于发射中不可避免地会存在误差, 平动点卫星往往需要考虑转移轨道的中途修正. 本文从工程实用角度出发, 根据以往平动点任务的中途修正经验, 确定中途修正序列,综合以往文献对误差的处理, 给出了误差的分布参数; 将转移轨道中途修正问题转化为转移轨道设计问题, 使用微分修正算法求解转移轨道中途修正问题; 利用蒙特卡洛模拟给出统计性数据. 仿真结果验证了方法的有效性. 对于日地系 110天类型的转移轨道, 在95 %的置信水平下, 只需要78.0 m/s的机动速度, 即可以保证位置误差在66.1 km之内.
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