The invention discloses a battery heating method, device and equipment and a storage medium, and is applied to a battery heating system, the battery heating system comprises a battery, an inverter and a motor, the battery is connected with the motor through the inverter, and the battery heating method comprises the following steps: determining a first voltage signal on a direct axis of the motor and a second voltage signal on a quadrature axis of the motor, wherein the first voltage signal is an alternating voltage signal comprising a direct-current voltage component and an alternating-current voltage component; performing space vector pulse width modulation based on the first voltage signal and the second voltage signal to obtain a driving signal; and outputting a driving signal to a switch in the inverter, so that the bus side of the battery generates an alternating current signal, and the alternating current signal is used for heating the battery. In this way, the heating effect of the battery can be improved.

    本发明公开了一种电池的加热方法、装置、设备和存储介质,应用于电池加热系统,电池加热系统包括电池、逆变器和电机,电池通过逆变器与电机连接,电池的加热方法包括:确定电机的直轴上的第一电压信号和电机的交轴上的第二电压信号,其中,第一电压信号为包括直流电压分量和交流电压分量的交变电压信号;基于第一电压信号和第二电压信号进行空间矢量脉宽调制,得到驱动信号;向逆变器中的开关输出驱动信号,使得电池的母线侧产生交变电流信号,交变电流信号用于加热电池。通过上述方式,能够提高电池的加热效果。


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    Title :

    Battery heating method, device and equipment and storage medium


    Additional title:

    电池的加热方法、装置、设备和存储介质


    Contributors:
    CHEN ZIHAO (author) / CAO RAN (author)

    Publication date :

    2024-01-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

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



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