The invention provides a dual-motor hybrid drive type two-gear electric drive system suitable for a dual-voltage platform, and the system comprises a two-gear gearbox which comprises a first-gear gear mechanism, a second-gear gear mechanism and a main speed reducer, and the first-gear gear mechanism and the second-gear gear mechanism are arranged in parallel; output shafts of the first-gear gear mechanism and the second-gear gear mechanism are connected with an input shaft of the main speed reducer; the first motor is connected with an input shaft of the first-gear gear mechanism; the second motor is connected with an input shaft of the second-gear gear mechanism; and an input shaft of the differential mechanism is connected with an output shaft of the main speed reducer, and an output shaft of the differential mechanism is in transmission connection with a wheel system. In a dual-motor hybrid drive type two-gear electric drive system suitable for a dual-voltage platform, one motor drive state can focus on the efficiency performance, the other motor drive state can focus on the power performance, and the power performance and economical efficiency can be taken into consideration.

    本申请提供了一种适用双电压平台的双电机混合驱动式两档电驱动系统,包括:两档变速箱,包括第一档齿轮机构、第二档齿轮机构和主减速器,所述第一档齿轮机构和第二档齿轮机构并行设置,所述第一档齿轮机构和第二档齿轮机构的输出轴均与所述主减速器的输入轴相连;第一电机,与所述第一档齿轮机构的输入轴相连;第二电机,与所述第二档齿轮机构的输入轴相连;差速器,所述差速器的输入轴与所述主减速器的输出轴相连,所述差速器的输出轴与车轮系统传动连接。本申请适用双电压平台的双电机混合驱动式两档电驱动系统中,一电机驱动状态可重点关注效率性能,另一电机驱动状态可重点关注动力性能,可实现兼顾动力性能和经济性。


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    Title :

    Dual-motor hybrid drive type two-gear electric drive system suitable for dual-voltage platform


    Additional title:

    一种适用双电压平台的双电机混合驱动式两档电驱动系统


    Contributors:
    SHEN BO (author) / CHEN HUAMING (author) / TAN YUANWEN (author)

    Publication date :

    2024-03-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    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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