PROBLEM TO BE SOLVED: To provide: a motor control device capable of achieving size and cost reduction when the driving of a motor having two-system windings is controlled by means of a two-system driving control system; an electric power steering device equipped with the same; and a vehicle.SOLUTION: A motor control device includes: an MCU 100; two-system inverters 121, each system comprising an FET bridge; a reverse-connection protection FET 160 with a built-in parasitic diode 161; two-system gate driving units 130, 140 comprising boosting power supplies 132, 142 and gate driving circuits 131, 141 each outputting a drive signal for driving the two-system inverters 121 and a gate driving voltage for driving the reverse-connection protection FET 160; and two diodes D1, D2 connected by an OR between a gate of the reverse-connection protection FET 160 and the gate driving circuits 131, 141. The reverse-connection protection FET 160 is turned on or off by an OR of the gate driving voltages on the basis of reverse-connection protection FET driving instructions 1 and 2.SELECTED DRAWING: Figure 11

    【課題】2系統巻線を有するモータを2系統の駆動制御系で駆動制御する場合に、小型化とコスト低減が可能なモータ制御装置及びそれを搭載した電動パワーステアリング装置並びに車両を提供する。【解決手段】MCU100と、FETブリッジで成る2系統のインバータ121と、寄生ダイオード161を内蔵している1個の逆接保護FET160と、2系統のインバータ121を駆動する駆動信号及び逆接保護FET160を駆動するためのゲート駆動電圧をそれぞれ出力するゲート駆動回路131,141と、昇圧電源132,142とで構成されている2系統のゲート駆動部130,140と、逆接保護FET160のゲートとゲート駆動回路131,141との間に論理和で接続された2個のダイオードD1,D2とを具備し、逆接保護FET160は、逆接保護FET駆動指令1及び2に基づいてゲート駆動電圧の論理和によりON/OFFされる。【選択図】図11


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    Titel :

    MOTOR CONTROL DEVICE, ELECTRIC POWER STEERING DEVICE EQUIPPED WITH THE SAME, AND VEHICLE


    Weitere Titelangaben:

    モータ制御装置及びそれを搭載した電動パワーステアリング装置並びに車両


    Beteiligte:
    KUMAGAI SHIN (Autor:in) / URYU YASUMASA (Autor:in)

    Erscheinungsdatum :

    28.06.2018


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen / 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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