A hybrid vehicle powertrain is configured to provide a regenerative-braking torque limit on a transmission during a regenerative-braking downshift. The regenerative-braking downshift event has sequential boost, start, torque, inertia, and end phases. The transmission may be operated in absence of a regenerative-braking torque limit during the boost and start phases to recapture more energy. The transmission may be operated with a regenerative-braking torque limit during the torque and inertia phases to protect for an input shaft speed dip that may occur without the limit. The limit may be removed once the regenerative-braking downshift event is completed.


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    Regenerative-braking transmission downshift torque limiting


    Beteiligte:

    Erscheinungsdatum :

    21.03.2017


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    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



    REGENERATIVE-BRAKING TRANSMISSION DOWNSHIFT TORQUE LIMITING

    NEFCY BERNARD D / YAMAZAKI MARK STEVEN / ZHAO YANAN et al. | Europäisches Patentamt | 2015

    Freier Zugriff

    Controlled regenerative braking torque incrementing in hybrid vehicle downshift

    NEFCY BERNARD D / COLVIN DANIEL SCOTT / ORTMANN WALTER JOSEPH et al. | Europäisches Patentamt | 2017

    Freier Zugriff

    Torque Modulation in a Hybrid Vehicle Downshift During Regenerative Braking

    NEFCY BARNEY D / CONNOLLY FRANCIS THOMAS / COLVIN DAN et al. | Europäisches Patentamt | 2017

    Freier Zugriff

    Torque modulation in a hybrid vehicle downshift during regenerative braking

    NEFCY BARNEY D / CONNOLLY FRANCIS THOMAS / COLVIN DAN et al. | Europäisches Patentamt | 2019

    Freier Zugriff

    Torque modulation in a hybrid vehicle downshift during regenerative braking

    NEFCY BARNEY D / CONNOLLY FRANCIS THOMAS / COLVIN DAN et al. | Europäisches Patentamt | 2016

    Freier Zugriff