The invention provides an electric heating type battery electric quantity balancing module which comprises a battery unit, a plurality of electric heating pieces, a balancing control switch unit, a plurality of heating control switches and a controller, the battery unit comprises a plurality of battery strings, and the electric heating pieces are arranged among the battery strings at intervals. The balance control switch unit is electrically connected with the battery strings and is provided with a common connecting end, the common connecting end is electrically connected with the electric heating pieces, each heating control switch is connected with each electric heating piece in series, and when the controller judges that the voltage of any battery string is different from the voltage of other battery strings, the balance control switch unit is electrically connected with the electric heating pieces. And controlling the on-off states of the balance control switch unit and the heating control switches, and forming a balance loop by a part of the battery strings and a part of the electric heating sheets in the electric heating sheets.
本发明提供一种电热式电池电量平衡模组,包含一电池单元、多个电热片、一平衡控制开关单元、多个加热控制开关与一控制器,该电池单元包含多个电池串,该些电热片间隔地设置在该些电池串之间,该平衡控制开关单元电性连接该些电池串且具有一共同连接端,该共同连接端电性连接该些电热片,各该加热控制开关串联各该电热片,当该控制器判断出任一电池串的电压与其他电池串的电压有差异时,控制该平衡控制开关单元与该些加热控制开关的开关状态,将该些电池串中的部分电池串以及该些电热片中的部分电热片构成一平衡回路。
Electric quantity balancing module of electric heating type battery
电热式电池电量平衡模组
2023-06-16
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |
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