【摘要】 本文讨论了目前在中小功率交流电动机变频调速方面得到广泛应用的PWM逆变器以及构成交流调速系统时有关的一些问题,介绍了一个采用双微处理机协调控制的SPWM变频调速系统。经实验表明该系统具有较好的动态性能。更多还原

【Abstract】 Discuzses the problems related to the PWM inverters, which have been widely used in small and medium size A. C. driving, and the implementation of speed control system. The eonfiguration of hardware and software for an A. C. motor control sysfern based on two microprocessors is presented. Some experiments were made on the system and good results were obtained.更多还原