A railway vehicle on which a rotary electric machine is mounted, the railway vehicle comprising, in order to detect slip or slide in an early stage while stabilizing a control system even at the time of slip or slide: a voltage output device for outputting a drive voltage to the rotary electric machine; a current detector for detecting a current flowing through the rotary electric machine; and a control device for estimating and calculating the angular velocity of a rotor of the rotary electric machine. The control device calculates a compensation value for correcting a quantity of state to be used as input for estimating and calculating the angular velocity in order to suppress a steady-state deviation generated in the quantity of state to substantially zero while the rotary electric machine is being accelerated or decelerated, and when the compensation value exceeds a predetermined value, detects the slip or slide of a drive wheel driven by the rotary electric machine.


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    Title :

    DRIVE DEVICE AND DRIVE METHOD FOR ROTARY ELECTRIC MACHINE, AND RAILWAY VEHICLE


    Additional title:

    ANTRIEBSVORRICHTUNG UND ANTRIEBSVERFAHREN FÜR ELEKTRISCHE DREHMASCHINE UND SCHIENENFAHRZEUG
    DISPOSITIF D'ENTRAÎNEMENT ET PROCÉDÉ D'ENTRAÎNEMENT POUR MACHINE ÉLECTRIQUE ROTATIVE, ET VÉHICULE FERROVIAIRE


    Contributors:

    Publication date :

    2024-10-23


    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 / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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