基于改进HHT算法的异步电动机故障诊断  

Fault Diagnosis of Asynchronous Motor Based on Improved HHT Algorithm

作　　者：尹玉鹏 王焕云[1] YIN Yu-peng;WANG Huan-yun(Department of Mechanical and Electrical Engineering,Cangzhou Normal University,Cangzhou,Hebei 061001,China)

机构地区：[1]沧州师范学院机械与电气工程系,河北沧州061001

出　　处：《沧州师范学院学报》2022年第1期112-114,118,共4页Journal of Cangzhou Normal University

摘　　要：异步电动机的状态监测和故障诊断能够及时发现故障问题,提高系统的稳定性和可靠性.针对异步电动机的转子断条故障,提出改进希尔波特-黄变换(HHT)算法,对定子电流信号进行频谱分析和故障特征识别.通过仿真实验,验证了改进HHT算法的有效性.The condition monitoring and fault diagnosis of asynchronous motor can discover faults in time and improve the stability and reliability of the system.For the problem of rotor broken bar of asynchronous motor,an improved HHT algorithm is proposed to analyze the frequency spectrum of stator current signal and identify the characteristics of the fault.The effectiveness of the improved HHT algorithm is verified by simulation experiment.

关 键 词：故障诊断 转子断条故障 HHT算法 定子电流分析法 

分 类 号：TM343[电气工程—电机]