The invention relates to a battery self-heating system and a vehicle, in order to avoid vehicle charging failure in the battery self-heating process, the system comprises a power battery pack, a first heating module, a second heating module and a controller, the power battery pack comprises a first battery pack and a second battery pack which are connected in series; the first heating module comprises a first heating sub-module and a second heating sub-module, the second heating module comprises a third heating sub-module and a fourth heating sub-module, and the controller is connected with the first heating module and the second heating module. The controller is configured to control the first heating module and the first battery pack to alternately charge and discharge, control the second heating module and the second battery pack to alternately charge and discharge, and control one of the first battery pack and the second battery pack to be in a discharge state. And the other one of the first battery pack and the second battery pack is in a charging state.
本公开涉及一种电池自加热系统及车辆,以在电池自加热过程中,避免车辆充电失败,该系统包括:动力电池包、第一加热模块、第二加热模块以及控制器,所述动力电池包包括串联的第一电池组与第二电池组;所述第一加热模块包括第一加热子模块和第二加热子模块,所述第二加热模块包括第三加热子模块和第四加热子模块,所述控制器与第一加热模块和第二加热模块连接,所述控制器被配置为:控制所述第一加热模块与所述第一电池组之间交替充放电,控制所述第二加热模块与所述第二电池组交替充放电,并且控制所述第一电池组与所述第二电池组的其中之一处于放电状态时,所述第一电池组与所述第二电池组的另外之一处于充电状态。
Battery self-heating system and vehicle
电池自加热系统及车辆
2024-03-08
Patent
Elektronische Ressource
Chinesisch
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |