Steam turbine facility and method of operating the same
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United States of America Patent
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May 2, 2017
Grant Date -
Mar 12, 2015
app pub date -
Sep 3, 2014
filing date -
Sep 6, 2013
priority date (Note) -
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Abstract
In one embodiment, a steam turbine facility includes drain piping in which a shut-off valve is provided, the drain piping being either a valve drain pipe that leads a drain from the main steam regulating valve to an outside thereof, or a casing drain pipe that leads a drain from the turbine casing to an outside thereof. A heat absorber disposed in a range, upstream of the shut-off valve, of the drain piping to absorb heat of the drain piping.
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