Power plants – Motive fluid energized by externally applied heat – Power system involving change of state
Patent
1994-12-09
1996-05-28
Heyman, Leonard E.
Power plants
Motive fluid energized by externally applied heat
Power system involving change of state
122451R, 60676, F01K 1300
Patent
active
055199984
ABSTRACT:
An apparatus for introducing feed water into a steam generator, preferably into a waste-heat boiler of a combined-cycle power station having at least one waste-heat boiler, includes at least one feed-water container and a high-pressure system and a low-pressure system to be fed from the at least one feed-water container. The high-pressure and low-pressure systems each have respective feed-water pump lines, pumps connected in the feed-water pump lines, and an electrical drive motor. Each of the drive motors drive one of the pumps for the low-pressure system and one of the pumps for the high-pressure system in common.
REFERENCES:
patent: 4173124 (1979-11-01), Fujii et al.
patent: 4576007 (1986-03-01), Arakawa et al.
ABB Patent GmbH
Greenberg Laurence A.
Heyman Leonard E.
Lerner Herbert L.
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