A control scheme is proposed, in which liquidengine of constant thrust and impulse thruster are chosen to achieve hover task.
提出一种近月面定点悬停的控制方案，选用常推力液体发动机和脉冲式发动机实现悬停任务。
2
When calculations are compared with the performance parameters of solid engine and liquidengine, it is concluded that PDE has very superior performance. It is necessary to continue research on PDE.