When a short-circuit fault occurs in an inverter (14), the limp-home operation using a motor generator (MG2) is performed. During the limp-home operation, an MGECU (300) turns on all of switching elements connected in parallel to a short-circuited switching element in a power supply line, when the rotation speed of a motor generator (MG1) calculated from a value detected by a position sensor (22) exceeds a prescribed reference rotation speed. The MGECU (300) turns on only a switching element connected in series to the short-circuited switching element, when the rotation speed is less than or equal to the reference rotation speed. As a result, the generation of an overcurrent in the inverter (14) can be prevented without restricting the limp-home operation.


    Access

    Download


    Export, share and cite



    Title :

    MOTOR DRIVE APPARATUS, HYBRID DRIVE APPARATUS AND METHOD FOR CONTROLLING MOTOR DRIVE APPARATUS


    Additional title:

    MOTORANTRIEBSVORRICHTUNG, HYBRIDANTRIEBSVORRICHTUNG UND VERFAHREN ZUR STEUERUNG DER MOTORANTRIEBSVORRICHTUNG
    APPAREIL D'ENTRAÎNEMENT DE MOTEUR, APPAREIL D'ENTRAÎNEMENT HYBRIDE ET PROCÉDÉ DE COMMANDE D'APPAREIL D'ENTRAÎNEMENT DE MOTEUR


    Contributors:

    Publication date :

    2019-10-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / 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



    MOTOR DRIVE APPARATUS, METHOD OF CONTROLLING MOTOR DRIVE APPARATUS, AND ELECTRICALLY POWERED VEHICLE

    OBA TOMOKO / NOMURA ATSUSHI | European Patent Office | 2017

    Free access

    Motor drive apparatus, method of controlling motor drive apparatus, and electrically powered vehicle

    OBA TOMOKO / NOMURA ATSUSHI | European Patent Office | 2018

    Free access

    Motor drive apparatus and vehicle including the same, and method for controlling motor drive apparatus

    HAYASHI KAZUHITO / HANADA HIDETO | European Patent Office | 2015

    Free access

    Motor drive apparatus

    European Patent Office | 2020

    Free access

    MOTOR DRIVE APPARATUS

    YOSHIDA NAOTSUGU | European Patent Office | 2020

    Free access