The invention relates to a battery module balance control device and method. The device comprises: a battery module, a data acquisition module, a SOC estimation module, a fuzzy controller and an equalization circuit module, wherein the battery module is connected with the data acquisition module, the data acquisition module is connected with the SOC estimation module and the fuzzy controller, theSOC estimation module is connected with the fuzzy controller, the fuzzy controller is connected with the equalization circuit module, and the equalization circuit module is connected to the battery module. According to the method and the device, the battery real state judgment accuracy can be improved, the equalization current can be increased, the equalization time can be shortened, the control cost is low, equalization can be realized under the condition that the hardware structure of the current battery management system is not changed, the fault tolerance is high, and the occurrence of anover-equalization problem can be effectively prevented.
本发明涉及一种电池模组均衡控制装置和方法,该装置包括:电池模组,数据采集模块,SOC估算模块,模糊控制器,均衡电路模块,所述电池模组与所述数据采集模块连接,所述数据采集模块与所述SOC估算模块以及模糊控制器连接,所述SOC估算模块与所述模糊控制器连接,所述模糊控制器与所述均衡电路模块连接,所述均衡电路模块与所述电池模组连接,本发明能够增加电池真实状态判断的准确性,增加均衡电流,缩短均衡时间控制成本低,可在不改变当前电池管理系统硬件结构的情况下实现均衡,容错性强,可有效防止过均衡问题出现。
Battery module equalization control method and device
一种电池模组均衡控制方法与装置
2020-09-04
Patent
Electronic Resource
Chinese
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