Nuclear power plant and passive containment cooling system
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United States of America Patent
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Jul 4, 2017
Grant Date -
Jan 2, 2014
app pub date -
Jun 19, 2013
filing date -
Jun 29, 2012
priority date (Note) -
In Force
status (Latency Note)
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Abstract
According to an embodiment, a nuclear power plant has a core; a reactor pressure vessel; a dry well; a wet well; a vacuum breaker; a containment vessel including the dry well, the LOCA vent pipe, the wet well, and the vacuum breaker; a cooling water pool placed outside the containment vessel; a heat exchanger at least partially submerged in cooling water; a gas supply pipe connected to the inlet plenum of the heat exchanger and the dry well; a condensate return pipe connected to the outlet plenum of the heat exchanger and the containment vessel; and a gas vent pipe connected to the outlet plenum of the heat exchanger and an outside of the wet well so that non-condensable gas inside the heat exchanger is released out of the wet well. The gas vent pipe is not connected to the wet well.
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