Temperature abnormality detection method for power conversion device and temperature abnormality detection device for power conversion device

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United States of America

PATENT NO 10514309
SERIAL NO

16321857

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Abstract

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A temperature abnormality detection method is provide for a power conversion device which includes calculating a temperature difference between a first inverter temperature and a cooling water temperature, and then determining a temperature abnormality exists when a first abnormality determination condition is satisfied, i.e., when the temperature difference exceeds a preset difference threshold and the first inverter temperature exceeds a preset power conversion unit threshold temperature.

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Patent Owner(s)

  • NISSAN MOTOR CO. LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kawaguchi, Shinji Kanagawa, JP 16 83
Namiki, Kazushige Kanagawa, JP 5 7

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