A motor control device includes: a motor driver configured to supply electric power to a motor having windings of a plurality of phases, the motor driver including, for each phase of the plurality of phases, an upper drive element and a lower drive element which are connected in series; a motor terminal voltage detector configured to detect a motor terminal voltage value based on a voltage of a motor terminal for each phase of the motor; a drive element fault determinator configured to perform fault determination for the upper drive elements and the lower drive elements, based on a voltage value across each drive element, and output a result of the fault determination; and a short/open-circuit fault determinator configured to, when the result of the fault determination output by the drive element fault determinator indicates that there is a fault, determine whether the fault is a short-circuit fault or an open-circuit fault, for the upper drive elements and the lower drive elements, based on the motor terminal voltage value detected by the motor terminal voltage detector.


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    Titel :

    MOTOR CONTROL DEVICE, ELECTRIC POWER STEERING DEVICE, AND MOTOR CONTROL METHOD


    Weitere Titelangaben:

    MOTORSTEUERUNGSVORRICHTUNG, ELEKTRISCHE SERVOLENKVORRICHTUNG UND MOTORSTEUERUNGSVERFAHREN
    DISPOSITIF DE COMMANDE DE MOTEUR, DISPOSITIF DE DIRECTION ASSISTÉE ÉLECTRIQUE ET PROCÉDÉ DE COMMANDE DE MOTEUR


    Beteiligte:
    OGIWARA KENTO (Autor:in) / FUJIMOTO CHIAKI (Autor:in) / SAWADA SEIJI (Autor:in) / MAEDA YUTA (Autor:in) / NORIKAWA MOTOHIRO (Autor:in)

    Erscheinungsdatum :

    28.08.2024


    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 / B62D MOTOR VEHICLES , Motorfahrzeuge



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