FLY ASH SUPPLY APPARATUS, FLY ASH CIRCULATION SYSTEM, AND EXHAUST GAS TREATMENT FACILITY

摘要

PROBLEM TO BE SOLVED: To provide a fly ash supply apparatus capable of enhancing a reaction efficiency of circulating fly ash while stabilizing the supply of the fly ash, in a fly ash circulation system.

SOLUTION: The fly ash supply apparatus 6 is provided with: a fly ash storing tank 61 storing the circulating fly ash; a fly ash supplier 62 discharging the circulating fly ash stored in the fly ash storing tank 61; a humidifying chamber 64 connected to a discharge port of the fly ash supplier 62 and storing the circulating fly ash discharged from the fly ash supplier 62; a discharge chute 65 connecting a discharge port 64a of the humidifying chamber 64 to a gas duct 3 and leading the circulating fly ash overflowing from the discharge port 64a of the humidifying chamber 64 to the gas duct 3; and a first steam nozzle 66 provided in the humidifying chamber 64 and supplying steam to the circulating fly ash stored in the humidifying chamber 64.

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