新能源汽车电机故障诊断及维修实践

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中图分类号：U472 DOI：10.20042/j.cnki.1009-4903.2025.03.008

DiagnosisandMaintenancePracticeofMotorFaultsinNewEnergyVehicles

Abstract：Theenergyrevolutionhasdriventherapiddevelopmentofnewenergyvehicles，andthemotor，asthecorecomponent drivingtheoperationofnewenergyveiclesonceitmalfunctions，itnotonlycausestheveicletobeunabletooperatenolybut alsomayleadtosafetyaccidents.Thearticleisbasedontheworkingprincipleoftenewenergyvehiclemotor（permanentmagnet synchronousmotor）analyzesitsfaultdiagnosisprocessandmethods，ndtakesthefaultphenomenonofadomesticweergy vehicle motor as an example to specifically explain its diagnosis method and maintenance measures. Key words： New energy vehicles; Motor malfunction; Diagnostic methods; Maintenance technology

0 引言

近年来，能源革命催动了新能源汽车的迅速发展，而电机作为驱动新能源汽车运转的核心部件，一旦出现故障不仅会造成车辆无法正常行驶，还可能引发安全事故。（剩余3820字）