电流频谱技术在电机故障诊断中的应用  

Application of Current Spectrum Technology in Motor Fault Diagnosis

作　　者：王卫国 WANG Weiguo(The 404 Company Limited.,CNNC,Lanzhou 732850,China)

机构地区：[1]中核四〇四有限公司,甘肃兰州732850

出　　处：《电工技术》2021年第5期160-161,165,共3页Electric Engineering

摘　　要：阐述了电流频谱诊断原理、产生机理,对电机定转子和气隙偏心等常见故障对电流谐波和力矩的影响进行了分析,讨论了电流频谱技术在电机运行状态和故障诊断中的可行性。The principle and generation mechanism of current spectrum diagnosis are introduced.The influence of common faults such as motor stator and rotor and air gap eccentricity on current harmonics and torque is analyzed,and the feasibility of current spectrum technology in motor operation status and fault diagnosis is discussed.

关 键 词：故障诊断 电流频谱 谐波 气隙偏心 

分 类 号：TM343[电气工程—电机]