closed loop control method 闭环控制方法
In this paper, the closed-loop control method of hybrid step motor using the harmonic back EMF is investigated.
研究了利用谐波反电势信号实现混合式步进电动机闭环控制的方法。
The precision of feeding sending size controlling is improved, because of the step motor speed regulating and closed-loop control method are adopted.
系统采用步进电动机进行调速，并形成闭环系统，提高了送料尺寸的精度。
The paper takes advantage of a double closed-loop control method based on average-current mode and improves the static and dynamic performance of the converter.
论文采用了平均电流模式下的双闭环控制，提高了变换器的动态性能和稳态性能。
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