The invention provides a super-capacity module power supply circuit, method and device and an electric vehicle, and relates to the technical field of batteries. The circuit comprises a power battery module which is used for providing electric energy; the first DC-DC conversion module is directly connected with the positive electrode and the negative electrode of the power battery module; the second DC-DC conversion module is connected with the positive electrode and the negative electrode of the power battery module through a relay module; the input end of the super-capacitance module is connected with the first DC-DC conversion module and the second DC-DC conversion module in parallel, and the first DC-DC conversion module is used for supplying power to the super-capacitance module; and the low-voltage load is connected with the output end of the super-capacitance module, and the second DC-DC conversion module and the super-capacitance module are used for supplying power to the low-voltage load.
本公开提供了一种超容模组供电的电路、方法、装置及电动汽车,涉及电池技术领域。该电路包括动力电池模块,所述动力电池模块用于提供电能;第一DC‑DC转换模块,所述第一DC‑DC转换模块与所述动力电池模块的正极和负极直接连接;第二DC‑DC转换模块,所述第二DC‑DC转换模块通过继电器模块与所述动力电池模块的正极和负极连接;超容模组,所述超容模组的输入端与所述第一DC‑DC转换模块和所述第二DC‑DC转换模块并联连接,其中,所述第一DC‑DC转换模块用于为超容模组进行供电;低压负载,所述低压负载与所述超容模组的输出端连接,所述第二DC‑DC转换模块以及所述超容模组用于为所述低压负载供电。
Super-capacitance module power supply circuit, method and device and electric vehicle
一种超容模组供电的电路、方法、装置及电动汽车
2024-05-03
Patent
Electronic Resource
Chinese
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