Steam turbine plant
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United States of America Patent
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Oct 21, 2014
Grant Date -
Oct 13, 2011
app pub date -
Apr 6, 2011
filing date -
Apr 7, 2010
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A steam turbine plant of one embodiment includes a boiler configured to change water into steam, a high pressure turbine including a turbine or turbines connected to each other in series, and having a first inlet to supply the steam from the boiler, an extraction port located at a downstream of the first inlet, a second inlet to supply the steam extracted from the extraction port and located at a downstream of the extraction port, and an exhaust port located at a downstream of the second inlet, the high pressure turbine being configured to be driven by the steam supplied from the first and second inlets, an extraction steam heater configured to heat the steam extracted from the extraction port and to supply the heated steam to the second inlet, a reheater configured to heat the steam exhausted from the exhaust port, and a reheat turbine configured to be driven by the steam from the reheater.
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