According to a motor rotational angle detection device which includes a plurality of motor rotational angle detection units (6 and 7) which detect a rotational angle of a motor (I), and a normal angle decision device (8) which includes a motor rotational angle information item and decides a normal motor rotational angle, in which when a difference is caused between output values of the plurality of motor rotational angle detection units (6 and 7), the normal angle decision device (8) respectively compares the output value of each of the motor rotational angle detection units (6 and 7) with the motor rotational angle information item included in the normal angle decision device (8), and identifies the normal motor rotational angle detection unit, and decides the normal motor rotational angle.


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    Title :

    MOTOR ROTATION ANGLE DETECTION APPARATUS AND ELECTRIC POWER STEERING APPARATUS USING SAME


    Additional title:

    VORRICHTUNG ZUR ERKENNUNG EINES MOTORDREHWINKELS UND ELEKTRISCHE SERVOLENKVORRICHTUNG
    APPAREIL DE DÉTECTION D'ANGLE DE ROTATION DE MOTEUR ET APPAREIL DE DIRECTION ASSISTÉE ÉLECTRIQUE UTILISANT CELUI-CI


    Contributors:
    KAWANO YU (author) / ASAO YOSHIHITO (author)

    Publication date :

    2021-06-16


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE , Anzeigen oder Aufzeichnen in Verbindung mit Messen allgemein / 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 / H02K Dynamoelektrische Maschinen , DYNAMO-ELECTRIC MACHINES






    ROTATION ANGLE DETECTOR, MOTOR CONTROLLER, ELECTRIC POWER STEERING DEVICE, AND ROTATION ANGLE DETECTION METHOD

    KAMEI KAZUYA / MINAKI AKIRA / KOBAYASHI ATSUYUKI | European Patent Office | 2019

    Free access

    ROTATION ANGLE DETECTION DEVICE, MOTOR CONTROL DEVICE, ELECTRIC POWER STEERING DEVICE, AND ROTATION ANGLE DETECTION METHOD

    KAMEI KAZUYA / MINAKI AKIRA / KOBAYASHI ATSUYUKI | European Patent Office | 2019

    Free access