The invention discloses a power transmission system for a hybrid vehicle, which comprises an engine, a first electric power generator, a planetary gear mechanism, a second electric power generator, a third clutch, a power battery, a detection module, and a control module, wherein a first clutch is arranged between the first electric power generator and the engine; the planetary gear mechanism comprises a sun gear, a planet carrier and a gear ring; a second clutch is arranged between the first electric power generator and the gear ring; the second electric power generator is connected with the sun gear; the third clutch is used for locking the gear ring; the power battery is used for providing power for the first electric power generator and the second electric power generator; the detection module is used for detecting a SOC of the power battery and the vehicle speed of the hybrid vehicle; and the control module controls the hybrid vehicle to enter a corresponding working mode according to the SOC of the power battery and the vehicle speed of the hybrid vehicle. Through controlling the hybrid vehicle to operate in different working modes, energy-saving effects of the hybrid vehicle are obvious. The invention also discloses a driving control method for the hybrid vehicle.


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    Title :

    Power transmission system and driving control method thereof for hybrid vehicle


    Contributors:
    SUN SIJUN (author) / ZUO CONGBING (author)

    Publication date :

    2015-08-12


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    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 / 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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