On this base, the closed - loop control method of hybrid step motor using the harmonic back EMF is investigated, and the microcomputer control system of step motor is designed.
在此基础上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，设计了步进电动机的微机控制系统。
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。
This type of rotor position sensor lays a foundation for the closed-loop control of step motor.
这种新型位置传感器为进一步实现步进电动机闭环控制奠定了基础。
In combining cantilever control with angular measurement and using the measured angular values as feedback, a closed-loop displacement control system is formed together with a step motor.
将弦臂控制和角度测量结合在一起，以测得的角度值作为反馈，和步进电机组成闭环位移控制系统。
The NC remaking scheme of tool grinder is a closed-loop control system, which USES single-chip microcomputer as a control system and step motor as the executive equipment.
以工具磨床刃磨铣刀螺旋刃的数控改造为例，阐述了基于单片机控制的数控改造方法。
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 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。
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