| 摘要 |
PROBLEM TO BE SOLVED: To provide an apparatus that uses various biomass, waste plastic, coke or the like as a fuel to produce a combustible gas having a high energy and keeps a high temperature inside a furnace to produce the combustible gas at a high efficiency. SOLUTION: The apparatus is a fluidized bed gasifying apparatus for using a fluidized gas to form a fluidized bed 5 inside a gasifying furnace 1 and gasify a fuel A to produce a combustible gas, wherein the apparatus comprises a boiler 12 for exchanging heat with the combustible gas produced in the gasifying furnace 1 to produce steam, and an ejector 15 for absorbing and mixing a part of the combustible gas at the outlet of the gasifying furnace 1 with the steam formed in the boiler 12 and providing the gasifying furnace 1 with the mixed gas 21 as the fluidizing gas. COPYRIGHT: (C)2006,JPO&NCIPI
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