A step motor phase locking control system and it's velocity error damping method is presented in this paper. A convenient method for engineering design is also given.

本文介绍了一种步进电机的锁相控制系统，为实现这一系统提出了步进电机速度误差阻尼方法，并给出了便于工程使用的设计方法。

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According to engineering design method a double closed-loop DC motor control system was designed, a modulator structure was selected and computed, and its parameter was corrected.

采用工程设计方法对双闭环直流调速系统进行辅助设计，选择调节器结构，进行参数计算和近似校验。

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