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在航天器中的仪器及所载的精密设备,必须能跟随航天器的起飞、运行等低频运动,但对于航天器由于喷射燃料等原因产生的高频振动要能很好地隔离。对电磁永磁混合悬浮隔振装置建立了水平和竖直两平动自由度控制系统的物理及数学模型,利用传递函数,采用极点配置法对控制系统综合,对给定的控制指标进行计算机仿真,证明能较精确地满足控制要求。
The instruments in the spacecraft and the sophisticated equipment contained therein must be able to follow the low-frequency movements of the spacecraft during take-off and operation of the spacecraft, but should be well isolated from the high-frequency vibrations of the spacecraft due to fuel injection and other causes. The physical and mathematical models of horizontal and vertical two degrees of freedom translation control system are established for the electromagnetic permanent magnet hybrid suspension vibration isolation device. The transfer function, the pole placement method is used to synthesize the control system and the given control indexes are simulated by computer , Proved to be able to more accurately meet the control requirements.