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平面引力辅助中施加脉冲的最优位置

贾建华 吕敬 王琪

贾建华, 吕敬, 王琪等 . 平面引力辅助中施加脉冲的最优位置[J]. 北京航空航天大学学报, 2016, 42(6): 1156-1161. doi: 10.13700/j.bh.1001-5965.2015.0409
引用本文: 贾建华, 吕敬, 王琪等 . 平面引力辅助中施加脉冲的最优位置[J]. 北京航空航天大学学报, 2016, 42(6): 1156-1161. doi: 10.13700/j.bh.1001-5965.2015.0409
JIA Jianhua, LYU Jing, WANG Qiet al. Best position to apply an impulse in a planar swing-by[J]. Journal of Beijing University of Aeronautics and Astronautics, 2016, 42(6): 1156-1161. doi: 10.13700/j.bh.1001-5965.2015.0409(in Chinese)
Citation: JIA Jianhua, LYU Jing, WANG Qiet al. Best position to apply an impulse in a planar swing-by[J]. Journal of Beijing University of Aeronautics and Astronautics, 2016, 42(6): 1156-1161. doi: 10.13700/j.bh.1001-5965.2015.0409(in Chinese)

平面引力辅助中施加脉冲的最优位置

doi: 10.13700/j.bh.1001-5965.2015.0409
基金项目: 国家自然科学基金(11372018)
详细信息
    作者简介:

    贾建华 男,博士研究生。主要研究方向:引力辅助机理及轨道设计。E-mail:jjh19870911@163.com吕敬 女,博士,讲师。主要研究方向:深空探测中的非线性动力学。Tel.:010-82313576 E-mail:lvjing@buaa.edu.cn

    通讯作者:

    吕敬,Tel.:010-82313576 E-mail:lvjing@buaa.edu.cn

  • 中图分类号: V412

Best position to apply an impulse in a planar swing-by

  • 摘要: 在引力辅助过程中施加脉冲可以改善变轨效果。虽然轨道设计中一般将施加脉冲的位置设置在轨道的近拱点,但是并没有研究表明近拱点是施加脉冲的最优位置。为了研究平面引力辅助中施加单次共面脉冲的最优位置,首先采用6个参数对变轨过程进行描述,其中3个参数表征平面引力辅助、2个参数表征脉冲的大小与方向、1个参数表征施加脉冲的位置。然后将航天器的状态向量表示成参数的函数,进而求出变轨之后航天器的能量变化。研究施加脉冲的位置对航天器能量的影响,结果表明最优位置一般并不是近拱点,在最优位置施加脉冲比在近拱点有时可高效20%以上。

     

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出版历程
  • 收稿日期:  2015-06-23
  • 网络出版日期:  2016-06-20

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