滞环 PWM 变频调速系统的仿真研究

A SIMULATION STUDY ON HYSTERESIS LOOP PWM VARIABLE FREQUENCY SPEED CONTROL SYSTEM

依据同步电动机的电路与状态方程、变频器的结构以及滞环ＰＷＭ原理，运用最新的电路电子仿真软件包ＩＣＡＰ对滞环ＰＷＭ变频调速系统进行了仿真研究，取得了良好的效果。

According to the circuit and state equation,converter structure and hysteresis loop PWM principle,a hysteresis loop PWM variable frequency speed control system is simulated by circuit and electronics simulation program ICAP.Simulation result is excellent.