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Single Gate Driver System for DC Circuit Breakers

THE CHALLENGE Single power semiconductor devices cannot meet the voltage demands for the solid-state switch in medium voltage DC circuit breakers (DCCBs) due to limitations in their voltage blocking capabilities. As a result, commercially available devices are often connected in series to meet the final clamping voltage target. Voltage balancing across...

Published: 9/29/2021 | Inventor(s): Jian Liu, Lakshmi Ravi, Dong Dong, Rolando Burgos, Steve Schmalz

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Category(s): Electrical