Electric power system circuit breaker trip diagnostic

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United States of America Patent

PATENT NO 9864008
SERIAL NO

14268927

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Abstract

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Disclosed herein are various systems and methods for monitoring the health of a circuit breaker. In various embodiments, a system may receive a voltage measurement across a trip coil assembly associated with a circuit breaker. The system may further receive a current measurement through the trip coil assembly. A plurality of transition points may be identified based on at least one of the voltage measurement and the current measurement, the plurality of transition points corresponding to at least one of a mechanical characteristic and an electrical characteristic of the circuit breaker during a trip event. A predictive analysis may be performed based at least in part on the plurality of transition points. An indication of the predictive health may be displayed.

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Patent Owner(s)

Patent OwnerAddress
SCHWEITZER ENGINEERING LABORATORIES INC2350 NE HOPKINS COURT PULLMAN WA 99163

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Biswas, Saugata Swapan Pullman, US 10 84
Srivastava, Anurag K Pullman, US 2 33

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