全部

1·In an aspect, controlling the grinding profile includes varying the speed of the motor based on the PWM values.

在一个方面中，控制磨碎特性包括基于PWM值改变电机速度。

2·Based on the linear time-varying MIMO mathematic model of the brushless DC motor, this paper proposed a method to design a speed observer.

基于无刷直流电机的线性时变多输入一多输出(MIMO)模型，提出一种速度观测器的设计方案。

3·The varying characteristics of motor current in vari-speed cutting are discussed in this paper.

本文就变速切削过程中电机电流的变化特征进行了较为系统的研究。

4·This paper makes use of ordinary power supply chip TL494, which having characteristic of PWM output, DC motor speed-varying control circuit has been designed.

本文利用最常见的用于电源的PWM电压调节芯片TL494，设计成直流电机调速控制电路。

5·Motor speed is controlled electronically to maintain consistent results under varying loads.

电子控制电机的转速，不同负载下保持一致的结果。