永磁同步电机参数在线辨识方法研究综述  

Review on Online Identification Methods of Permanent Magnet Synchronous Motor Parameters

作　　者：刘少博 王高林[1] 王奇维 张国强[1] 徐殿国[1] LIU Shaobo;WANG Gaolin;WANG Qiwei;ZHANG Guoqiang;XU Dianguo(School of Electrical Engineering and Automation,Harbin Institute of Technology,Harbin Hei Longjiang 150001)

机构地区：[1]哈尔滨工业大学电气工程及自动化学院,黑龙江哈尔滨150001

出　　处：《东北电力大学学报》2024年第3期1-10,共10页Journal of Northeast Electric Power University

基　　金：国家自然科学基金(52125701)。

摘　　要：永磁同步电机具有效率高、功率因数高、转子参数可测、控制性能好等优点,受到学术界与工业界广泛关注与应用。永磁同步电机的定子与转子参数可通过参数在线辨识技术实时获取,不仅可以提高电机的控制精度,还可以对电机的健康状态进行在线监测。文中对永磁同步电机参数在线辨识技术的研究现状进行了整理以及归纳,在此基础上从模型欠秩、交叉饱和效应、逆变器非线性效应以及极限工况参数辨识等多方面对该技术所面临的关键技术挑战进行了总结分析。Permanent magnet synchronous motor has the advantages of high efficiency,high power factor,measurable rotor parameters and good control performance,for which it has been widely concerned and applied in academia and industry.The stator and rotor parameters of permanent magnet synchronous motor can be obtained in real time by online parameter identification technology,which can not only improve the control accuracy of the motor,but also monitor the health state of the motor online.In this paper,the research status of PMSM parameter on-line identification technology is summarized and summarized.On this basis,the key technical challenges of this technology are summarized and analyzed from the aspects of model equation rank shortage,cross saturation effect,inverter nonlinear effect and parameter identification under extreme conditions.

关 键 词：永磁同步电机 在线参数辨识 健康状态监测 模型欠秩 交叉饱和效应 

分 类 号：TM341[电气工程—电机]