HIGH VOLTAGE DC CIRCUIT BREAKER APPARATUS
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United States of America Patent
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Issued Date -
Apr 30, 2015
app pub date -
Mar 1, 2012
filing date -
Mar 1, 2012
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A circuit breaker apparatus for use in high voltage direct current (HVDC) power transmission is provided. The circuit breaker apparatus has one module or a plurality of series-connected modules, the or each module including: first, second, third and fourth conduction paths and first and second terminals for connection to an electrical network, each conduction path extending between the first and second terminals, the first conduction path including a mechanical switching element, the second conduction path including at least one semiconductor switching element, the third conduction path including a snubber circuit having an energy storage device and the fourth conduction path including a resistive element.
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