Heat exchanging system and method for a heat recovery steam generator

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United States of America Patent

PATENT NO 10180086
APP PUB NO 20160245127A1
SERIAL NO

15025186

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Heat recovery steam generator comprises a casing, low-pressure evaporator coils, preheater booster coils upstream thereof and feedwater heater coils downstream thereof, a water-to-water heat exchanger having low and high temperature paths; a first conduit from the preheater to the high-temperature path, and a second conduit from the feedwater heater to the preheater. A conduit can extend from feedwater heater to low-pressure evaporator. A conduit can extend from the water-to-water heat exchanger to the feedwater heater. High-pressure economizer coils can be upstream of the preheater, with a conduit exiting the feedwater heater to the high-pressure economizer. Additional coils can be upstream of the high-pressure economizer. The feedwater heater can comprise first and second sections, or first, second and third sections; or more sections. The connections among the various components and sections can be near their upstream and downstream faces.

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Patent Owner(s)

Patent OwnerAddress
NOOTER/ERIKSEN INC1509 OCELLO DRIVE FENTON MO 63026

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kloeckener, Daniel B Kirkwood, US 1 1

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