The invention provides a vehicle-mounted power supply system and an electric vehicle, and relates to the technical field of electric vehicles. The vehicle-mounted power supply system comprises a bidirectional vehicle-mounted charger, a first end of a power factor correction unit in the bidirectional vehicle-mounted charger is connected with a first end of a first DC conversion unit in the bidirectional vehicle-mounted charger, and a second end of the power factor correction unit is connected with an AC charging port. The second end of the first direct current conversion unit is connected with the power battery; the first end of the second direct current conversion unit is connected with the first end of the power factor correction unit, and the second end of the second direct current conversion unit is connected with a storage battery. According to the scheme, the charging efficiency can be improved.
本发明提供一种车载电源系统及电动汽车,涉及电动汽车技术领域。其中,所述车载电源系统包括:双向车载充电机,所述双向车载充电机中的功率因素校正单元的第一端与所述双向车载充电机中的第一直流变换单元的第一端连接,所述功率因素校正单元的第二端与交流充电端口连接,所述第一直流变换单元的第二端与动力电池连接;第二直流变换单元,所述第二直流变换单元的第一端与所述功率因素校正单元的第一端连接,所述第二直流变换单元的第二端与蓄电池连接。本发明的方案能够提高充电效率。
Vehicle-mounted power supply system and electric vehicle
一种车载电源系统及电动汽车
2023-06-23
Patent
Elektronische Ressource
Chinesisch
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