Method and equipment for treatment of fuel for fluidized bed com

Details Method and equipment for treatment of fuel for fluidized bed com Method and equipment for treatment of fuel for fluidized bed com

1980-05-16

1982-04-20

Yuen, Henry C.

Furnaces

Refuse incinerator

Refuse suspended in or supported by a fluid medium

110347, 44 1A, F22B 100

Patent

active

043253113

ABSTRACT:
The invention relates to the method and equipment for treatment of fuel for fluidized bed combustion, which includes drying, classification and crushing of the fuel. The method for treatment of fuel comprises mixing the fuel with hot ash removed from the fluidized bed combustor and drying said mixture in a fluidized bed dryer in which the velocity of the fluidization fluid equals or is lower than the minimum fluidization velocity of particles in the fluidized bed combustor. The equipment for treatment of fuel comprises a bunker, crusher and dryer, comprising a fluidized bed dryer provided with appropriate piping for interconnection of the fluidized bed dryer, fluidized bed combuster, fuel bunker and crusher.

REFERENCES:
patent: 1942687 (1934-01-01), Daniels
patent: 3366080 (1968-01-01), Albertson
patent: 3677404 (1972-07-01), Staffin
patent: 3888193 (1975-06-01), Kishigami et al.
patent: 3897739 (1975-08-01), Goldbach
patent: 3921590 (1975-11-01), Mitchell et al.
patent: 3955512 (1976-05-01), Martin et al.

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