Method of cooling bed material from a fluidized bed and a power

Details Method of cooling bed material from a fluidized bed and a power Method of cooling bed material from a fluidized bed and a power

1988-02-18

1989-08-01

Casaregola, Louis J.

Power plants

Combustion products used as motive fluid

Using special fuel or oxidizer

110266, F02C 326

Patent

active

048523453

ABSTRACT:
A power plant with combustion of a fuel at a pressure exceeding the atmospheric pressure in a fluidized bed (14) in a bed vessel (12) which is enclosed within a pressure vessel (11). The space (37) between the pressure vessel (11) and the bed vessel (12) is supplied with combustion air from a compressor (22). Ash and consumed bed material are taken out from the bed vessel (12) via an ash chamber (34) and are cooled therein by air from the space (37). The air from the space (37) is cooled in a cooler (44) before being supplied to the ash chamber (34).

REFERENCES:
patent: 2874950 (1959-02-01), Pyzel
patent: 4245463 (1981-01-01), Mansson et al.
patent: 4498286 (1985-02-01), Brannstrom et al.
patent: 4623309 (1986-11-01), Teigen
patent: 4640205 (1987-02-01), Brannstrom

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