摘要
从理论上分析了水泵电动机调速控制的节能原理，介绍了常用的几种调速方式，指出了采用调速方法应注意的问题．
The energy saving principle for speed regulating control of a pump motor is theoretically ana lyzed. Some speed regulation methods in common use are introduced. It is pointed out that some problems should be noticed in speed regulation.
关键词
水泵
电动机
调速
节能
water pump, motor, speed regulation, energy saving
