The invention discloses a battery rapid heating system and method and a charging station, the battery rapid heating system comprises a charging pile, the charging pile charges a vehicle battery through a charging switch, a direct current cable and a charging terminal, and the direct current cable is connected with a control switch, a bidirectional DCDC unit and an energy storage battery which are sequentially connected in series; the battery rapid heating system has a charging mode, an energy storage mode and a heating mode; in the heating mode, the charging switch is switched off, the control switch is switched on, the bidirectional DCDC is controlled to carry out bidirectional charging and discharging operation at low frequency, energy exchange is carried out between the energy storage battery and the vehicle battery, and the vehicle battery is rapidly heated; the automobile battery heating device is high in automobile battery heating speed, uniform in heating and small in loss, can serve as an energy storage battery to provide electric energy to the outside under the power limiting or special condition, is flexible in use mode, and greatly improves the charging efficiency and the resource utilization rate of overcharge pile equipment.

    本发明公开了一种电池快速加热系统及其方法以及充电站,包括充电桩,所述充电桩通过充电开关、直流电缆、充电终端向车辆电池充电,所述直流电缆连接依次串联的控制开关、双向DCDC单元和储能电池;所述电池快速加热系统具有充电模式、储能模式和加热模式;所述加热模式中,断开充电开关,闭合控制开关,控制双向DCDC以低频率进行双向充放电操作,使储能电池与车辆电池之间进行能量互换,以快速加热车辆电池;本发明对汽车电池加热速度快,加热均匀,损耗小,并且在限电或特殊情况下,还能作为储能电池向外提供电能,使用方式灵活,极大地提高了超充桩设备的充电效率和资源利用率。


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    Title :

    Battery rapid heating system and method and charging station


    Additional title:

    一种电池快速加热系统及其方法以及充电站


    Contributors:
    FENG YINGYING (author) / XU JINZHU (author) / WANG PU (author)

    Publication date :

    2023-04-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    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 / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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