The invention discloses a hybrid power transmission system for agricultural machinery and a driving method, and belongs to the technical field of agricultural machinery drive.The hybrid power transmission system comprises a vehicle controller, and the vehicle controller is connected with an internal combustion engine controller, a front motor controller, a rear motor controller, a transmission controller and a battery controller; the internal combustion engine controller is connected with an internal combustion engine, the internal combustion engine is connected with a mechanical coupling transmission system, the mechanical coupling transmission system is connected with a differential speed change mechanism and transmits power to a driving wheel, and the front motor controller and the rear motor controller are connected with a front motor and a rear motor respectively. The front motor and the rear motor are both connected with the mechanical coupling transmission system, the transmission controller is directly connected with the mechanical coupling transmission system, the battery controller is connected with a battery pack, and the battery pack is connected with the front motor and the rear motor. A driving mode of the internal combustion engine and the motor is adopted, the working point of the internal combustion engine is fixed in a better working area all the time, and the dynamic property and fuel economy of the power assembly are improved.

    本发明公开了一种农机用混合动力传动系统及驱动方法,属于农业机械驱动技术领域,包括车辆控制器,车辆控制器连接有内燃机控制器、前置电机控制器、后置电机控制器、变速器控制器和电池控制器;内燃机控制器连接有内燃机,内燃机连接有机械耦合传动系统,机械耦合传动系统连接差速变速机构,将动力传递给驱动轮,前置电机控制器和后置电机控制器分别连接有前置电机和后置电机,前置电机和后置电机均与机械耦合传动系统连接,变速器控制器直接连接机械耦合传动系统,电池控制器连接有电池组,电池组分别连接前置电机和后置电机。采用内燃机+电机的驱动模式,始终将内燃机的工作点固定在较佳的工作区域,提高动力总成的动力性和燃油经济性。


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    Title :

    Hybrid power transmission system for agricultural machinery and driving method


    Additional title:

    一种农机用混合动力传动系统及驱动方法


    Contributors:
    ZHAO WEIWEI (author) / MA XUYAO (author) / LIU YI (author) / YAN SIMIN (author) / DING BIN (author) / ZHANG CHENGUANG (author) / YANG XUAN (author) / WANG KAIFENG (author)

    Publication date :

    2023-11-21


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion



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