The invention relates to the technical field of vehicle power devices, and provides a hybrid power electronic control stepless speed change power driving system and method and a tractor. The hybrid power electronic control stepless speed change power driving system comprises a generator, a mechanical coupling device, a motor driving unit and an auxiliary motor capable of rotating forwards and backwards; the engine is connected to the auxiliary motor through a mechanical coupling device so as to provide electric energy for the motor driving unit; the power output ends of the multiple motors of the motor driving unit are connected to the mechanical coupling device, and power of the multiple motors, the auxiliary motor and the engine is coupled and output through the mechanical coupling device so as to drive wheels. By improving the structure of the power driving system, a flexible engine and motor cooperative control scheme is provided, the problems of power mismatching, low efficiency and the like in the prior art can be effectively solved, efficient operation of the tractor under different working conditions is ensured, and the stability, reliability and overall performance of the system are improved.

    本公开涉及车辆动力装置技术领域,提出了一种混合动力电控无级变速动力驱动系统、方法及拖拉机,包括:依次连接的发电机、机械耦合装置、电动机驱动单元以及可正反转的辅助电机;发动机通过机械耦合装置连接至辅助电机,以向电动机驱动单元提供电能;电动机驱动单元的多个电动机的动力输出端连接至机械耦合装置,通过机械耦合装置将多个电动机、辅助电机以及发动机的动力耦合输出以驱动车轮。本公开通过对动力驱动系统结构的改进,提出了灵活的发动机与电动机的协同控制方案,能够有效解决现有技术中存在的动力不匹配、效率低下等问题,确保拖拉机在不同工况下的高效作业,提升了系统的稳定性、可靠性和整体性能。


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    Titel :

    Hybrid power electronic control stepless speed change power driving system and method and tractor


    Weitere Titelangaben:

    一种混合动力电控无级变速动力驱动系统、方法及拖拉机


    Beteiligte:
    YU WENBIN (Autor:in) / ZHANG YU (Autor:in) / ZHAO FEIYANG (Autor:in) / MA ZEXIN (Autor:in) / WANG QINGXIN (Autor:in) / LI HE (Autor:in)

    Erscheinungsdatum :

    18.04.2025


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    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 / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES



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