The invention discloses an orbit maintaining method for an ultra-low orbit satellite. The method comprises the steps: setting satellite parameters and atmospheric parameters, building an orbit dynamics model according to the satellite parameters and the atmospheric parameters, and enabling the satellite parameters to comprise satellite orbit parameters, satellite basic parameters and initial satellite orbit control parameters; an optimization model is constructed, the initial satellite orbit control parameters are optimized according to the optimization model, the orbit dynamics model, the satellite orbit parameters and the satellite basic parameters, optimized orbit control parameters are obtained, and the optimization model comprises a plurality of optimization constraint conditions; According to the optimized orbit control parameters, an air suction type propulsion system is controlled to collect air and exhaust the air, so that orbit maintenance of the ultra-low orbit satellite is realized. The technical problem that in the prior art, an ultra-low earth orbit satellite is difficult to maintain in orbit for a long time is solved.
本申请公开了一种超低轨道卫星的轨道维持方法,包括:设置卫星参数以及大气参数,根据所述卫星参数以及所述大气参数构建轨道动力学模型,其中,所述卫星参数包括卫星轨道参数、卫星基本参数以及初始卫星轨道控制参数;构建优化模型,根据所述优化模型、所述轨道动力学模型、所述卫星轨道参数以及所述卫星基本参数对所述初始卫星轨道控制参数进行优化得到优化后的轨道控制参数,其中,所述优化模型包括多个优化约束条件;根据所述优化后的轨道控制参数控制吸气式推进系统收集空气以及排出空气实现对超低轨道卫星维轨。本申请解决了现有技术中超低轨卫星难以长期在轨维持的技术问题。
Orbit maintaining method of ultra-low orbit satellite
一种超低轨道卫星的轨道维持方法
2021-09-10
Patent
Electronic Resource
Chinese
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