Microwave plasma thruster (MPT) was applied to the sub system of DFH 3 satellite to complete its orbit transfer (OT) and north south station keeping (NSSK).
将微波等离子推力器(MPT)应用于“东方红三号”(DFH3)卫星的推进子系统，完成其轨道转移和南北位置保持任务。
GPS station keeping algorithm is reviewed in this paper.
本文介绍了一种GPS台站保持算法。
Secondly, the control system structure and station keeping problems near collinear Lagrange points are studied.
研究了编队飞行的控制系统结构和共线拉格朗日点附近的周期轨道保持控制问题。
A simple station keeping control algorithm is given based on differential corrections, and numerical simulation shows that the algorithm is very effective.
基于微分修正算法给出了一种简单的拟周期轨道保持控制方法，数值仿真表明该方法具有较高的控制效率。
Assessing the accuracy of guidance system, especially controlling of missile's attitude and station keeping maneuver and landing point forecasting all rely on the reliable trajectory measurement.
飞行器制导精度评估，特别是航天器的姿态与定点控制、落点预报等，都离不开高精度的外弹道测量数据。
The purpose of the formation design and station keeping is satisfying two constraints with the least propellant cost.
编队卫星轨道设计与构形保持的主要目的就是以较小的代价满足这两个约束。
It was showed that PPT was a kind of advanced propeller with small thrust, which was suitable to orbit transfer, attitude control, station keeping and formation flying for small and micro satellite.
分析认为PPT是一种先进的小推力动力装置，特别适合于微小卫星的轨道转移、姿态控制、位置保持以及星座编队飞行。
Finally the fast orbit recovery within several hours after station-keeping maneuvers of GEO is discussed.
最后对GEO位置保持机动后的快速轨道恢复这一热点问题进行了探讨。
Finally the fast orbit recovery within several hours after station-keeping maneuvers of GEO is discussed.
最后对GEO位置保持机动后的快速轨道恢复这一热点问题进行了探讨。
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