The invention provides a charging system and method for a vehicle low-voltage storage battery, and belongs to the technical field of vehicle electronic control. The system comprises a storage battery sensor, a vehicle body controller, a vehicle control unit, a battery management system, a direct-current converter, a power battery and a low-voltage storage battery. A vehicle body controller in the system can monitor the residual electric quantity and voltage of a low-voltage storage battery through a storage battery sensor when a vehicle is in a power-off state, and then other controllers are awakened in time under the condition that it is judged that the low-voltage storage battery needs to be charged based on the residual electric quantity and voltage, so that a power battery is controlled to charge the low-voltage storage battery; therefore, the low-voltage storage battery can be automatically charged, the low-voltage storage battery is prevented from being lack of electricity when the vehicle is parked for a long time, and normal starting and driving of the vehicle are guaranteed.

    本申请提供了一种车辆低压蓄电池的补电系统及方法,属于车辆电子控制技术领域。该系统包括:蓄电池传感器、车身控制器、整车控制器、电池管理系统、直流转换器、动力电池以及低压蓄电池。该系统中的车身控制器能够在车辆处于断电状态下通过蓄电池传感器监测低压蓄电池的剩余电量和电压,进而在基于剩余电量和电压判断低压蓄电池需要补电的情况下,及时唤醒其他控制器,来控制动力电池对低压蓄电池进行补电,使得低压蓄电池可以实现自动补电,避免在车辆长期停放时低压蓄电池出现亏电,从而保证车辆的正常启动和驾驶。


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    Charging system and method for low-voltage storage battery of vehicle


    Weitere Titelangaben:

    车辆低压蓄电池的补电系统及方法


    Beteiligte:
    WANG WEN (Autor:in) / JIANG HAORAN (Autor:in) / KONG PENGPENG (Autor:in) / YANG SHUAI (Autor:in)

    Erscheinungsdatum :

    06.05.2025


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



    Vehicle and charging system of low-voltage storage battery

    FAN XUANYI / YUAN LIANQING / HUO ZHONGLE | Europäisches Patentamt | 2021

    Freier Zugriff

    Electric vehicle low-voltage storage battery charging system and control method

    WANG SHIQIANG / LIANG XIN / ZHAO YURU et al. | Europäisches Patentamt | 2025

    Freier Zugriff

    Electric vehicle low-voltage storage battery automatic charging method

    DU JIANGTAO / HUANG HAO / CHEN XUANXUAN et al. | Europäisches Patentamt | 2021

    Freier Zugriff

    Low-voltage storage battery charging method, low-voltage storage battery charging device and medium

    SUN PEIXU / LI YUE / LIU MINGLEI et al. | Europäisches Patentamt | 2024

    Freier Zugriff

    CHARGING DEVICE FOR STORAGE BATTERY VEHICLE AND CHARGING SYSTEM FOR STORAGE BATTERY VEHICLE

    SUGIUCHI TOSHIKI | Europäisches Patentamt | 2023

    Freier Zugriff