Fluidized bed water pipe boiler divided type

Details Fluidized bed water pipe boiler divided type Fluidized bed water pipe boiler divided type

1993-04-16

1994-05-17

Favors, Edward G.

Liquid heaters and vaporizers

Miscellaneous

2989003, 122510, 16510416, F22B 100

Patent

active

053118421

ABSTRACT:
A fluidized bed water tube boiler comprising a fluidized bed combustion section including a fluidized bed formed from a continuous water tube wall, a free-board section for burning volatile components produced in the fluidized bed combustion section, and a convective heat transfer section comprised of a steam drum and a water drum connected to the downstream side of the freeboard section through water tubes for recovering heat from combustion exhaust gas; wherein the fluidized bed combustion section and the freeboard section are formed as separable modules which are connected to each other, and circulation of a boiler water between the fluidized bed combustion section and the convective heat transfer section is separated from that between the freeboard section and the convective heat transfer section.

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patent: 5156099 (1992-10-01), Ohshita et al.

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