基于混合电动汽车永磁同步电机涡流传感器的原理与研究  

The Application and Research for Eddy Current Sensor of Permanent Magnet Synchronous Motor Based on Hybrid Vehicle Car

作　　者：涂少军 闫亚潘 范兆国 韩韬 谭艳军 林霄喆 TU Shao-jun;YAN Ya-pan;FAN Zhao-guo;HAN Tao;TAN Yan-jun;LIN Xiao-zhe(Ningbo UMD Automatic Transmission Co.,Ltd.;Ningbo Geely Royal Engine Co.,Ltd.,Ningbo 315800,China)

机构地区：[1]宁波上中下自动变速器有限公司 [2]宁波吉利罗佑发动机零部件有限公司,浙江宁波315800

出　　处：《汽车电器》2022年第4期28-30,34,共4页Auto Electric Parts

摘　　要：永磁同步电机在混合电动汽车的动力系统中有着极其重要的作用,而涡流传感器是影响永磁同步电机性能的重要因素之一。本文阐述基于涡流效应的磁电式角度位置传感器的机械结构,分析其工作原理;同时论述了涡流传感器在混合电动汽车的应用,分析误差产生原因,从而有针对性地提高精度,最终达到汽车整车安全级别的应用。Permanent magnet synchronous motors(PMSM) plays a crucially important role in the power-train system of hybrid vehicle car, and eddy current sensor is one of the key factors that affects the properties of PMSM.This article describes the mechanical structure of the magneto-electric angular position sensor based on eddy current effect, and analyze its operating principles. It also describes the application of eddy current sensor in hybrid vehicle car, and analyze the cause of error, so that improving the accuracy accordingly meets the application of automobile safety integrated level.

关 键 词：永磁同步电机 涡流传感器 磁电 精度 

分 类 号：U469.72[机械工程—车辆工程]