Regular series-parallel hybrid electric powertrains (powersplit eCVT) are two-motor HEV propulsion systems mated with a planetary gear, and most mild or full parallel hybrid systems are single motor systems with a gearbox or continuously variable transmission (CVT) coupled with an electric machine. Coupling a ball-type continuously variable planetary (CVP), such as a VariGlide®, with one electric machine enables the creation of a parallel HEV architecture with the CVP functioning as a continuously variable transmission, and the motor providing the functionality of electric assist, starter motor capability, launch assist and regenerative braking. Two motor variants provide series-parallel hybrid electric vehicle (HEV) architectures. Embodiments disclosed herein, coupled with a hybrid supervisory controller that chooses the path of highest efficiency from engine to wheel, leads to the creation of a hybrid powertrain that are capable of operating at the best potential overall efficiency point in any mode and also provide torque variability.


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    Titel :

    HYBRID ELECTRIC POWERTRAIN CONFIGURATIONS WITH A BALL VARIATOR USED AS A CONTINUOUSLY VARIABLE MECHANICAL TRANSMISSION


    Beteiligte:
    DAVID JEFFREY M (Autor:in) / HAKA RAYMOND J (Autor:in) / KUMAR KRISHNA (Autor:in) / SMITHSON ROBERT A (Autor:in) / WALTZ WILLIAM F (Autor:in) / WESOLOWSKI STEVEN J (Autor:in) / ZIECH JAMES F (Autor:in)

    Erscheinungsdatum :

    2020-05-28


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    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 / F16H Getriebe , GEARING



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