基于绝缘寿命及冲击电流谐波的感应电机电源最佳投切角度研究

Optimal Switching Angle for Induction Motor Power based on Insulation Life and Impact Current Harmonic

通过采用绕组发热对绝缘寿命影响及冲击电流谐波对电机本身及附近电气设备影响两种不同分析思想对感应电机电源转换最佳投切角进行分析,研究如何选择最佳的投切角度以降低异步电机在电源投切过程中产生的冲击电流。

Byadoptingtheeffectofwindingheaton insulation lifeand theeffect of impact current harmonic on motor itself and electrical equipment, this paper analyzes optimum switching angle conversion of induction motor power, studies how to choose thebestswitchingangletoreduceinrush currentofasynchronousmotorsproduced in theprocessofpowerswitching.