PROBLEM TO BE SOLVED: To provide a temperature sensor abnormality detection device which detects abnormalities of temperature sensors on the basis of a detection value of the temperature sensor the highest in reliability, among a plurality of temperature sensors, so as to detect abnormalities of temperature sensors accurately.SOLUTION: A temperature sensor abnormality detection device includes a first ECU 22 which detects an abnormality of a generator W-phase coil temperature sensor 18 and a generator U-phase coil temperature sensor 19 on the basis of a detection value of an oil storage part temperature sensor 17 and a second ECU 23 which detects an abnormality of a motor W-phase coil temperature sensor 20 and a motor U-phase coil temperature sensor 21 on the basis of the detection value of the oil storage part temperature sensor 17.
【課題】複数の温度センサのうち、最も信頼性の高い温度センサの検出値に基づき、他の温度センサの異常を検出することで、温度センサの異常を正確に検出することができる、温度センサ異常検出装置を提供する。【解決手段】オイル貯留部温度センサ17の検出値に基づき、ジェネレータW相コイル温度センサ18及びジェネレータU相コイル温度センサ19の異常を検出する第1ECU22、及び、オイル貯留部温度センサ17の検出値に基づき、モータW相コイル温度センサ20及びモータU相コイル温度センサ21の異常を検出する第2ECU23を備える。【選択図】図1
TEMPERATURE SENSOR ABNORMALITY DETECTION DEVICE
温度センサ異常検出装置
2015-05-28
Patent
Electronic Resource
Japanese
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