| abstract |
The invention relates to the technical field of flue gas denitration, in particular to an industrial flue gas SCR denitration device, which is connected to the outlet of a boiler flue and includes a denitration reactor, a fan, a heater, a liquid ammonia tank, a liquid ammonia evaporation tank and a mixing tank. The fan passes through a flue gas denitration heater, the heater passes through a flue gas denitration mixer, the liquid ammonia tank passes through a flue gas denitration liquid ammonia evaporation tank, and the liquid ammonia evaporates The tank passes through the flue gas denitration mixer, the boiler flue is connected with the ash removal device, the upper end of the ash removal device is connected with an air inlet pipe, the upper end of the air inlet pipe is connected with the mixing device, and the lower part of the mixing device passes through The pipeline is connected with the mixer, the outlet of the mixing device is connected with the denitration reactor, the air inlet pipeline is connected with the denitration reactor, and the lower end of the denitration reactor is provided with an air outlet pipeline. |