The invention relates to a power supply circuit, a power supply system and a vehicle, and relates to the technical field of power supply. Comprising a first battery pack, a second battery pack, a first current converter, a second current converter and an isolating switch, the first end of the first current converter is connected with the positive electrode of the first battery pack, and the second end of the first current converter is connected with the negative electrode of the first battery pack; the first end of the second current converter is connected with the positive electrode of the second battery pack, and the second end of the second current converter is connected with the negative electrode of the second battery pack; the two ends of the isolation switch are connected with the third end of the first current converter and the third end of the second current converter respectively, and the isolation switch is closed to balance the electric quantity of the first battery pack and the electric quantity of the second battery pack. By using the power supply circuit, the power supply system and the vehicle provided by the invention, the electric quantity balance between the first battery pack and the second battery pack can be realized on the basis of adding one isolating switch.
本公开涉及一种供电电路、供电系统与车辆,涉及供电技术领域。包括:第一电池组、第二电池组、第一电流转换器、第二电流转换器与隔离开关;该第一电流转换器的第一端与该第一电池组的正极连接,该第一电流转换器的第二端与该第一电池组的负极连接;该第二电流转换器的第一端与该第二电池组的正极连接,该第二电流转换器的第二端与该第二电池组的负极连接;该隔离开关的两端分别与该第一电流转换器的第三端和该第二电流转换器的第三端连接,该隔离开关闭合以均衡该第一电池组与该第二电池组的电量。使用本公开提出的供电电路、供电系统与车辆,可以在增加一个隔离开关的基础上,实现第一电池组与第二电池组之间的电量平衡。
Power supply circuit, power supply system and vehicle
供电电路、供电系统与车辆
2024-05-03
Patent
Elektronische Ressource
Chinesisch
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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