The assessment method of circular degree error is introduced based on minimum mean-square value method.
介绍了基于最小二乘圆法的圆度误差的评价方法。
This paper introduces the pulse wide modulation (PWM) based on minimum root-mean-square value of harmonic current of inverter.
介绍了逆变器谐波电流均方根值最小的脉宽调制(PWM)。
Using the method of window moving in real time, the root mean square value of current of the last cycle was calculated as the criteria for instantaneous overcurrent protection.
用窗口实时移动的思想计算当前时刻以前一周波电流方均根值平方作为瞬动脱扣的判断依据。
应用推荐