【摘要】 随着电力电子、微电子技术和控制技术的发展,一些场合对电机调速系统性能的要求越来越高,而锁相调速控制在稳速精度方面有其独特的优势。文章在改进的数字锁相环基础上,提出了软件锁相环电机速度控制系统,利用高性能微处理器实现了软件锁相环。更多还原

【Abstract】 With the development of the electric power and electronics,micro-electronics technology and control technology,the performance of electromotor timing syetem is required higher and higher,so phase-locked timing control has its unique advantage in steady speed precision.Based on the improved digital phase-locked loops,the paper puts forward the velocity control system of electromotor with the software phase-locked loops,and the Software phase-locked loops is achieved by use of high-powered microprocessor software.更多还原