微特电机 ›› 2023, Vol. 51 ›› Issue (2): 68-70.

• 生产技术 • 上一篇    下一篇

永磁电机转子磁性能在线检测方法及应用

杨伟涛, 吴凤海   

  1. 惠而浦(中国)股份有限公司,合肥 230088
  • 收稿日期:2022-12-13 出版日期:2023-02-28 发布日期:2023-03-01
  • 作者简介:杨伟涛(1986—),男,本科,电机设计主任工程师,研究方向为永磁电机的研究与开发,项目管理与产品质量策划。

Online Measurement Method and Application of Magnetic Properties for Permanent Magnet MotorRotor

YANG Weitao, WU Fenghai   

  1. Whirlpool (China) Co., Ltd., Hefei 230088,China
  • Received:2022-12-13 Online:2023-02-28 Published:2023-03-01

摘要: 以洗衣机用外转子永磁同步电动机为例,通过理论分析、实际检测数据与噪声测试数据对比,阐述了一种有效且快速的永磁电机转子磁性能的在线检测方法。该电压差异百分比检测法可以快速并有效地识别出转子每片永磁体磁性能的波动。

关键词: 永磁电机, 转子气隙磁场, 在线检测

Abstract: Taking the external rotor permanent magnet synchronous motor for washing machine as an example, through theoretical analysis and comparison between actual test data and noise test data, an effective and fast online detection method of permanent magnet motor rotor magnetic performance was presented. The voltage difference percentage detection method can quickly and effectively identify the fluctuation of the magnetic performance of each permanent magnet of the rotor.

Key words: permanent magnet motor, rotor air gap magnetic field, online inspection

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