新能源汽车充电系统故障诊断及案例实训

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图分类号：U463.63 文献标识码：B 文章编号：1003-8639（2025）07-0185-02

DiagnosisofFaultsinNew EnergyVehicleChargingSystemsandPractical TrainingCases

CaiFangfang，Liu Jiajun（Shandong Traffic Technician College，Linyi 276OoO，China）

【Abstract】With the rapid increase in the number of new energyvehicles，the reliabilityof charging systems has becomea keyfactorafecting user experience.Thisarticlefocuses on thecompositionandworking principlesof new energyvehicle charging systems，analyzes diagnostic techniques for common charging system failures，andprovides maintenance training through case studies.

【Key words】 new energy vehicles；charging systems；fault repair

1充电系统的组成与工作原理

新能源汽车充电系统主要由充电接口、充电控制器、车载充电机OBC、电池管理系统BMS、高压电池、相关传感器及线束组成。（剩余2573字）