High condensing recuperative furnace
Patent
·
OSTI ID:5126172
A method for heating a liquid, is described comprising the steps of: (a) providing a recuperative heat exchanger having a tube surrounded by fins; (b) circulating the liquid through the tube; (c) locating a water reservoir below the recuperative heat exchanger; (d) contacting hot combustion gases with the water in the reservoir for elevating the dew point and lowering the temperature of the hot combustion gases; and (e) directing the dew point elevated combustion gases upwardly across the recuperative heat exchanger.
- Assignee:
- Raytheon Co., Lexington, MA
- Patent Number(s):
- US 4726353
- OSTI ID:
- 5126172
- Country of Publication:
- United States
- Language:
- English
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