Motor controller of the present invention is used in an automobile including wheel drive motor, wheel drive inverter, and cooling fan being an accessory. Wheel drive inverter drives wheel drive motor by PWM control at a primary carrier frequency. Cooling fan has fan motor being an accessory drive motor. Motor controller includes accessory drive inverter and frequency switch. Accessory drive inverter drives fan motor by PWM control at a secondary carrier frequency. Frequency switch switches a frequency of the secondary carrier frequency based on the primary carrier frequency.


    Access

    Download


    Export, share and cite



    Title :

    MOTOR CONTROL DEVICE, MOTOR UNIT INCLUDING SAID MOTOR CONTROL DEVICE, AUTOMOBILE INCLUDING MOTOR UNIT, AND MOTOR CONTROL METHOD


    Contributors:

    Publication date :

    2017-05-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern



    Motor control device, motor unit including said motor control device, automobile including motor unit, and motor control method

    ISODA MINEAKI / HIDAKA MASAHITO / KUYAMA KOJI | European Patent Office | 2019

    Free access

    MOTOR CONTROL DEVICE, MOTOR UNIT INCLUDING SAID MOTOR CONTROL DEVICE, AUTOMOBILE INCLUDING MOTOR UNIT, AND MOTOR CONTROL METHOD

    ISODA MINEAKI / HIDAKA MASAHITO / KUYAMA KOJI | European Patent Office | 2016

    Free access

    Motor control device, motor control method, and motor unit

    OHORI RYO / SHIODA NAOKI / HAYATA MASAKI et al. | European Patent Office | 2024

    Free access

    MOTOR CONTROL DEVICE, MOTOR CONTROL METHOD, AND MOTOR UNIT

    OHORI RYO / SHIODA NAOKI / HAYATA MASAKI et al. | European Patent Office | 2022

    Free access

    MOTOR CONTROL DEVICE, MOTOR CONTROL METHOD, AND MOTOR UNIT

    OHORI RYO / SHIODA NAOKI / HAYATA MASAKI et al. | European Patent Office | 2020

    Free access