摘要
介绍了锁相环原理及其在电机测功系统中的应用 ,并给出了恒转速控制系统的实际电路设计和分析 .
The principle of phase lock loop and its application in the motor power-measuring system are introduced, furthermore the design and analysis of the circuit for constant speed control are provided.
出处
《上海电力学院学报》
CAS
2002年第2期17-19,共3页
Journal of Shanghai University of Electric Power
关键词
测功系统
电机
恒转速控制
锁相环
脉宽调制
技术改进
power measuring system
constant speed control
phase lock loop
pulse width modulation
