ELECTRIC MOTOR CONTROL DEVICE AND VEHICLE

To provide a vehicle control device that can easily operate an electric motor in an efficient manner, and a vehicle including the control device.SOLUTION: A control device 60 includes a rotor temperature estimating unit 62a that estimates the temperature of a rotor 14 on the basis of stator temperat...

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Bibliographische Detailangaben
Hauptverfasser: OKAZAKI SHO, OGAMI YOSHINORI, NAKANE DAIKI, HONDA TAKUMU, OKOCHI TOSHINORI, TSUCHIDA YASUTAKA
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To provide a vehicle control device that can easily operate an electric motor in an efficient manner, and a vehicle including the control device.SOLUTION: A control device 60 includes a rotor temperature estimating unit 62a that estimates the temperature of a rotor 14 on the basis of stator temperature information obtained by a first temperature sensor 17 for identifying the temperature of a stator 12, refrigerant temperature information obtained by a second temperature sensor 25 for identifying the temperature of a refrigerant for use in cooling an electric motor 10, and number-of-revolution about the rotor 14 obtained by a resolver 18 for identifying the number of revolution of the rotor 14, and an electric motor control unit 62d that controls an output characteristic and/or a driving condition of the electric motor 10 on the basis of the temperature of the rotor 14 estimated by the rotor temperature estimating unit 62a.SELECTED DRAWING: Figure 1 【課題】電動機を効率的に動作させ易い車両の制御装置、及びそのような制御装置を備える車両を提供すること。【解決手段】制御装置60が、固定子12の温度を特定するための第1温度センサ17からの固定子温度情報、電動機10の冷却に用いる冷媒の温度を特定するための第2温度センサ25からの冷媒温度情報、及び回転子14の回転数を特定するためのレゾルバ18からの回転子14の回転数情報に基づいて回転子14の温度を推定する回転子温度推定部62aと、回転子温度推定部62aが推定した回転子14の温度に基づいて電動機10の出力特性及び駆動条件のうちの少なくとも一方を制御する電動機制御部62dを備える。【選択図】図1