变频器非正弦供电对异步电机的影响  

The effects of Non-sinusoidal AC Power Supply of Inverter on Induction Motor

作　　者：李隆田 

机构地区：[1]重庆中国三峡博物馆白鹤梁保护管理处,重庆400015

出　　处：《自动化应用》2011年第8期44-45,共2页Automation Application

摘　　要：介绍变频器非正弦供电对异步电机的影响,分析谐波电压和电流对电机磁路、定子和转子功率因数、电机损耗与效率、谐波转矩、电应力、轴电流产生的危害和如何防止。The effects of non-sinusoidal power supply of inverter on Induction motor are introduced. The harm of harmonic voltage and current on motor magnetic circuit, stator and rotor power factor, motor losses and efficiency, harmonic torque, electric stress and shaft current is analyzed as well as its prevention measures.

关 键 词：变频器 电动机 非正弦电流电 措施 

分 类 号：TM343[电气工程—电机]