The invention provides a power supply circuit of a motor controller and a vehicle, and belongs to the technical field of electric vehicles. The power supply circuit of the motor controller comprises a power supply; the first power supply branch comprises a control switch, the control switch is connected in series between the power supply and the high-voltage side power supply end of the motor controller, and when the control switch is closed, the power supply supplies power to the high-voltage side power supply end of the motor controller; and the second power supply branch comprises an isolation device, the isolation device is connected in series between the control switch and the low-voltage side power supply end of the motor controller, and when the control switch and the isolation device are closed at the same time, the power supply supplies power to the low-voltage side power supply end of the motor controller. According to the power supply circuit of the motor controller and the vehicle, the power supply framework of the whole vehicle can be optimized, and the safety performance of the vehicle is improved.
本发明提供一种电机控制器的供电电路及车辆,属于电动汽车技术领域。所述电机控制器的供电电路包括:供电电源;第一供电支路,包括控制开关,所述控制开关串接在所述供电电源和电机控制器的高压侧供电端之间,当所述控制开关闭合时,所述供电电源为所述电机控制器的高压侧供电端供电;以及第二供电支路,包括隔离器件,所述隔离器件串接在所述控制开关和电机控制器的低压侧供电端之间,当所述控制开关和所述隔离器件同时闭合时,所述供电电源为所述电机控制器的低压侧供电端供电。通过本发明提供的一种电机控制器的供电电路及车辆,可优化整车供电架构,提高车辆安全性能。
Power supply circuit of motor controller and vehicle
一种电机控制器的供电电路及车辆
2025-05-06
Patent
Electronic Resource
Chinese
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