F - Mech Eng,Light,Heat,Weapons – 22 – B
Patent
F - Mech Eng,Light,Heat,Weapons
22
B
122/48
F22B 1/02 (2006.01) F22B 31/00 (2006.01) F22B 37/14 (2006.01)
Patent
CA 1154335
FF-1993 FLUIDIZED BED HEAT EXCHANGER WITH WATER COOLED AIR DISTRIBUTOR AND DUST HOPPER ABSTRACT OF THE DISCLOSURE A fluidized bed heat exchanger is provided in which air is passed through a bed of particulate material containing fuel. A steam-water natural circulation system is provided for heat exchange and the housing of the heat exchanger has a water-wall type construction. Vertical in-bed heat exchange tubes are provided and the air distributor is water-cooled. A water-cooled dust hopper is provided in the housing to collect particulates from the combustion gases and separate the combustion zone from a volume within said housing in which convection heat exchange tubes are provided to extract heat from the exiting combustion gases.
380328
Fisher Barry L.
Jukkola Walfred W.
Karstetter Marlin E.
Leon Albert M.
Mccoy Daniel E.
Dorr-Oliver Incorporated
Fetherstonhaugh & Co.
Keeler (e.) Company
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