The invention provides an equalization controller and an equalization control method of a power battery and an electric vehicle, and relates to the technical field of new energy batteries, the controller comprises an equalization control board, a plurality of equalization modules, and a plurality of equalization channels, the equalization control board comprises a plurality of equalization modules, and each equalization module comprises a plurality of equalization channels; the processor is electrically connected with each equalization module so as to control the conduction of each equalization channel; wherein each equalization channel is electrically connected with one battery cell in a battery module; the processor is used for calculating the maximum conduction number of the equalization module according to the temperature constraint of the equalization module; and the processor is also used for determining the conduction state of the equalization channel in each equalization module according to the maximum conduction number and the required discharge capacity of each battery cell. The equalization efficiency of the power battery can be improved, and the equalization time is shortened.
本发明提供一种动力电池的均衡控制器、均衡控制方法及电动汽车,涉及新能源电池技术领域,所述控制器包括:均衡控制板,包括多个均衡模块,每个所述均衡模块包括多个均衡通道;以及处理器,电性连接每个所述均衡模块,以控制每个所述均衡通道的导通;其中,每个所述均衡通道电性连接电池模组中的一个电芯;所述处理器用以根据所述均衡模块的温度约束,计算所述均衡模块的最大导通数;所述处理器还用以根据所述最大导通数和每个所述电芯的需求放电量,确定每个所述均衡模块中所述均衡通道的导通状态。本发明可提高动力电池均衡效率,缩短均衡耗时。
Power battery equalization controller, equalization control method and electric vehicle
一种动力电池的均衡控制器、均衡控制方法及电动汽车
2023-09-01
Patent
Elektronische Ressource
Chinesisch
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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