Combined gas and steam turbine power generating station
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United States of America Patent
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-
Dec 11, 1990
Issued Date -
N/A
app pub date -
Mar 28, 1989
filing date -
Sep 2, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A combined gas and steam turbine power generating plant includes a gas turbine, a combustion chamber of the gas turbine, an exhaust gas line of the gas turbine carrying tangible heat; a coal preparation plant including a coal milling and drying device and a coal gasifier with a coal side connected to the coal milling and drying device and a gas side; an air decomposition plant connected upstream of the coal gasifier on the gas side; a heat exchanger plant and a gas purifier connected downstream of the coal gasifier on the gas side including a pure gas line connected to the combustion chamber; a waste heat boiler connected to the exhaust line; and a device for utilizing the tangible heat in the exhaust gas line for drying milled coal in the coal preparation plant.
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