It analyzes the technique of extracting the spindle motor current of the Machining Center, correspondingly, points out that Hall current sensor is a very efficient way.

对自由曲面数控加工中主轴电机电流信号的提取技术进行了分析，指出了霍尔电流传感器是行之有效的方法。

youdao

Then, the effects of current sensor measurement error and non-sinusoidal magnetic field distribution on motor torque fluctuation are theoretically investigated.

然后从理论上研究了电流传感器测量误差和非正弦磁场分布对永磁同步电机转矩波动的影响。

youdao

The invention relates to a four-phase (8/6 pole) switch magnetic resistance motor control device of a single current sensor and a realized method thereof.

本发明涉及一种单电流传感器的四相（8/6极）开关磁阻电机控制装置及其实现 方法。

youdao