Health monitoring of power converter fans and electric motors
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United States of America Patent
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Issued Date -
Mar 19, 2009
app pub date -
Sep 14, 2007
filing date -
Sep 14, 2007
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A method for detecting a performance degradation of a fan in a power converter is disclosed. The method includes monitoring a speed of the fan and detecting the performance degradation of the fan based, at least in part, on the monitored speed. The method further includes generating a warning signal after detecting the performance degradation of the fan. According to another aspect, a power converter includes a fan and a processor operably coupled to the fan for monitoring a speed of the fan. The processor is configured for detecting a performance degradation of the fan based, at least in part, on the monitored fan speed. The processor generates a warning signal after detecting the performance degradation of the fan.
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