Provided is an abnormality determination device of a vehicle including an engine and a first motor that is configured to output a torque to an output shaft of the engine, the abnormality determination device determining an output abnormality of dropping output of the engine in the vehicle. The abnormality determination device has an abnormality determination unit that determines that an output abnormality of the engine has occurred when an actual torque that is estimated, based on a torque of the first motor, as a torque actually output from the engine falls below a lower limit of an allowable range for a target torque to be output from the engine, and when an amount of increase in a rotational speed of the engine is smaller than a threshold value for misdetermination suppression, which is a threshold value that is larger as the target torque is higher.


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    Titel :

    Abnormality determination device of vehicle and abnormality determination method


    Beteiligte:
    ANDO DAIGO (Autor:in) / HAMADA KENGO (Autor:in)

    Erscheinungsdatum :

    05.07.2016


    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 / F02D CONTROLLING COMBUSTION ENGINES , Steuern oder Regeln von Brennkraftmaschinen / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / G06G Analogrechner , ANALOGUE COMPUTERS / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung



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