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作 者:徐广德 何晶晶 XU Guangde;HE Jingjing(Beijing Institute of Spacecraft System Engineering,Beijing 100094,China)
出 处:《系统工程与电子技术》2024年第7期2475-2480,共6页Systems Engineering and Electronics
摘 要:基于近圆偏差线性方程研究了高轨远程交会问题,基于面内三脉冲变轨策略建立了双层非线性规划模型。外层采用粒子群算法对第1个和第2个脉冲纬度幅角进行寻优,对传统固定在远地点或近地点的方法进行改进。在确定第1个和第2个脉冲纬度幅角后,内层采用近圆偏差线性方程,快速迭代求解第3个脉冲纬度幅角和3次脉冲的速度增量。仿真结果表明,所提规划方法可用更小的燃料代价在指定时间内到达指定的变轨终端,具有工程应用价值。Far-range rendezvous problem of geosynchronous orbit is studied based on the linear equation of near-circular deviation,and a two-layer nonlinear programming model is established based on the in-plane 3-pulse manuveur strategy.In the outer layer,the particle swarm optimization algorithm is used to optimize the arugment angle of the first and second pulses,which improves the traditional method of fixing at apogee or perigee.After determining the arugment angle of the first pulse and the second pulse,the inner layer uses the near-circular deviation linear equation to solve the arugment angle of the third pulse and the speed increment of the three pulses quickly.Simulation results show that the proposed planning method can reach the designated terminal in the specified time with less fuel cost,and has engineering application value.
分 类 号:V448.23[航空宇航科学与技术—飞行器设计]
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