One embodiment provides a method of operating a first motor/generator and a second motor/generator in a vehicle drive. The first motor/generator is electrically coupled to the second motor/generator by a DC bus. The vehicle drive is configured to propel a vehicle. The method includes operating the first motor/generator as a generator, providing electrical power to the DC bus. The first motor/generator provides the electrical power required by the second motor/generator and the electrical power required to offset losses. The method also includes operating the second motor/generator as a motor, consuming electrical power from the DC bus. The sum of the electrical power provided, the electrical power losses, and the electrical power consumed is zero. The first motor/generator provides electrical power and the second motor/generator consumes electrical power without providing electrical power to an energy storage device or consuming electrical power from an energy storage device.


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    Titel :

    Methods, systems, and vehicles with electromechanical variable transmission


    Beteiligte:
    SHUKLA DEEPAK (Autor:in) / ZHANG RONGJUN (Autor:in) / NASR NADER (Autor:in)

    Erscheinungsdatum :

    15.09.2015


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / 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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