A method for determining state variables of an electric motor for driving a motor vehicle, comprising the procedural steps: measuring (102, 104) data (103, 105) which comprise information about a current state of vehicle components (10, 12, 30, 40); converting (110) the measured data (103, 105) into data (111) related to the electric motor (10) using a vehicle model of the motor vehicle (1); evaluating (120) the data (111) related to the electric motor (10) using a machine model of the electric motor (10) for determining at least one first state variable (121) of the electric motor (10); determining (130) at least one second state variable (131) of the electric motor (10) using a sensorless method; comparing and assessing for plausibility (140) the at least one first and the at least one second state variable (121, 131).


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    Titel :

    Method and system for determining state variables of an electric motor for driving a motor vehicle


    Beteiligte:
    DIETRICH SIMON (Autor:in) / BRAUN MARTIN (Autor:in)

    Erscheinungsdatum :

    25.08.2015


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES , Systeme zum Steuern oder Regeln nichtelektrischer veränderlicher Größen / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung



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