The invention relates to the technical field of battery systems, and discloses a battery system and a battery energy management method.The battery system comprises a vehicle-mounted lead-acid battery, a low-frequency switch and a lithium ion battery, the vehicle-mounted lead-acid battery is connected with the lithium ion battery in parallel, one end of the low-frequency switch is electrically connected with the vehicle-mounted lead-acid battery, and the other end of the low-frequency switch is electrically connected with the lithium ion battery; the other end of the low-frequency switch is electrically connected with a lithium ion battery, the lithium ion battery is provided with a controller, the controller is electrically connected with the low-frequency switch, and the controller controls the low-frequency switch to work; the lead-acid battery of the original vehicle is prevented from being over-discharged to influence the service life, and the service life of the lead-acid battery of the original vehicle can be prolonged through energy management; the comfort requirement of a driver user is met, and the available power consumption can meet the air conditioner use time of 8 hours; and the safety design of the original vehicle is maintained. When the lithium battery breaks down, the automobile can still run normally.

    本发明涉及电池系统的技术领域,公开了一种电池系统及电池能量管理方法,电池系统包括车载铅酸电池、低频开关以及锂离子电池,车载铅酸电池与锂离子电池并联连接,低频开关的一端电性连接车载铅酸电池,低频开关的另一端电性连接锂离子电池,锂离子电池具有控制器,控制器与低频开关电性连接,控制器控制低频开关的工作;保护了原车的铅酸电池不要过放影响寿命,并且本发明的能量管理能够延长原车铅酸电池的寿命;满足司机用户的舒适性需求,可用电量达到满足8个小时空调使用时间;维持原车的安全性设计。锂电池出现故障,汽车仍然可以正常行驶。


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    Title :

    Battery system and battery energy management method


    Additional title:

    一种电池系统及电池能量管理方法


    Contributors:
    YANG HUA (author) / LIU JUN (author) / LIANG ZHICHAO (author)

    Publication date :

    2023-05-16


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / 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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