[Problem] An object of the present invention is to provide a highly reliable motor control unit which can securely prevent the power supply reset of a control section even when the power supply (battery) voltage decreases. [Means for solving the problem] The present invention is the motor control unit which drives a motor through an inverter based on a calculated command value of a control section to which a power supply voltage is supplied, comprising: a charging/discharging mechanism for charging and discharging electric charges of an inverter voltage supplied to the inverter; and a separation means for separating the charging/discharging mechanism from the power supply voltage, wherein when a warning signal informing of a drop in the power supply voltage is inputted, the charging/discharging mechanism is separated from the power supply voltage by the separation means as well as a voltage is applied to the control section from the charging/discharging mechanism to avoid power supply reset of the control section. The motor may be a motor with multi-system windings.


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    Titel :

    MOTOR CONTROL DEVICE, ELECTRIC POWER STEERING DEVICE PROVIDED WITH SAME, AND VEHICLE


    Weitere Titelangaben:

    MOTORSTEUERUNGSVORRICHTUNG, DAMIT AUSGESTATTETE ELEKTRISCHE SERVOLENKVORRICHTUNG UND FAHRZEUG
    DISPOSITIF DE COMMANDE DE MOTEUR, DISPOSITIF DE GOUVERNE D'ÉNERGIE ÉLECTRIQUE ÉQUIPÉ DU DISPOSITIF DE COMMANDE, ET VÉHICULE


    Beteiligte:
    URYU KYOSHO (Autor:in) / FUKINUKI SHIGERU (Autor:in)

    Erscheinungsdatum :

    19.12.2018


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B62D MOTOR VEHICLES , Motorfahrzeuge



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