【摘要】 对产生 PWM波的几种方式的谐波特性做了比较和探讨 ,为合理地选取控制方式提供了依据。通过对比的方式对 WPM逆变器控制的感应电机的稳态和动态特性进行了仿真研究 ,结果曲线符合异步机动静态规律 ,对预估系统特性有一定指导作用更多还原

【Abstract】 Tish Paper studies a few method of generating PWM pulse,Also analyse and discuss the harmonic characteristic of these modulation techniques,and provide a prof to select these method.Finally,using comparision method,Simulation of steady state and transient performance of three phase induction motor controlled by this inverter are studied.The results is in keeping with those of analysis on steady state and transient performance of three phase induction motor,it plays a effective role.更多还原