新能源汽车永磁同步电机驱动系统多传感器融合故障诊断方法研究

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中图分类号：U469.7 收稿日期：2025-05-14 DOI: 10.19999/j.cnki.1004-0226.2025.09.031

Research on Multi-sensor Fusion Fault Diagnosis Method for Permanent Magnet Synchronous Motor Drive System of New Energy Vehicles

Li Zhiqiang Jiyuan Vocational and Technical College,Jiyuan 459ooo,China

Abstract:Thereliabilityofpermanentmagnetsynchronousmotordrivesysteminewenergyvehiclesiscrucialtotheoverallvehicleperformane.Traditionalsingle-sensorfaultdiagnosismethodshavedeficiencies.Thispaperinvestigatesanewfaultdiagnosiseth odbasedonmuli-sensorfusionforpermanent magnetsynchronous motordrivesysteminnewenergyvehicles.Thenewmethodstudied significantlyimproves diagnosticacuracyandrobustness compared totraditionalsingle-sensordiagnosis methods，showingiportant application prospects in the field of motor drive system fault diagnosis for new energy vehicles.

Keywords:Newenergyvehicles;Permanentmagnetsynchronousmotor;Drive system;Faultdiagnosis;Multi-sensorfusion

1前言

新能源汽车作为未来汽车工业的发展方向，在节能环保、降低能源消耗、缓解雾霾等方面具有重要意义，越来越受到全球关注。（剩余4933字）