Cooling means for a water-filled ash hopper

Details Cooling means for a water-filled ash hopper Cooling means for a water-filled ash hopper

1978-12-08

1980-07-22

Favors, Edward G.

Furnaces

Ash receiving and handling devices

Ashpans

65 19, F23J 102

Patent

active

042134021

ABSTRACT:
An ash removal system for a coal-fired boiler, where the temperature of the water in the ash hopper is maintained at approximately 140.degree. F. under all operating conditions of the boiler, by running cooling water through heat exchange surface positioned in the ash hopper. The cooling water, after picking up heat, is passed through heat exchange surface located outside of the ash hopper, before being introduced into the ash hopper. Some of the heated cooling water can be used as low level heating fluid around the plant site, if desired.

REFERENCES:
patent: 3412698 (1968-11-01), Rivers
patent: 3962978 (1976-06-01), Bosman
patent: 4018588 (1977-04-01), Hardy, Jr.

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