| 摘要 |
PROBLEM TO BE SOLVED: To provide a fluidized bed drying device capable of making wet fuel such as lignite suitably flow, a gasification combined power generating facility, and a drying method.SOLUTION: A device includes: a drying furnace 5 in which a fluidized bed 3 is formed by making lignite supplied flow along a flowing direction by a fluidized gas; a lignite input port 31 for putting the lignite into the drying furnace 5 which is provided in the drying furnace 5 at the upstream side in the flowing direction; a dry coal discharge port 41 for discharging the lignite dried in the drying furnace 5 which is provided in the drying furnace 5 at the downstream side in the flowing direction; and a screw feeder 45 provided in the fluidized bed 3 to supply the lignite in a back-flow state from the downstream side to the upstream side in the flowing direction. |
