Liquid ammonia method SNCR denitrification facility suitable for circulating fluidized bed boiler

The utility model provides a liquid ammonia method SNCR denitrification facility suitable for circulating fluidized bed boiler, includes: being used for providing the liquid ammonia conveying system of denitration reductant, connecing liquid ammonia conveying system to export the gas ammonia preparation system that is used for preparing the gas ammonia, the export of coherent ammonia preparation system is used for the dilutent system with the gas ammonia dilution, and the injection system of flue is sent into to the gas ammonia that connects the export of dilutent system to dilute, the utility model discloses a purpose of directly utilizing the gas ammonia to reach nitrogen oxide in the desorption flue gas has the characteristics that the system is stable, high -efficient, the running cost is low, control is simple, degree of automation is high, can extensively be arranged in the nitrogen oxide desorption of trade circulating fluidized bed boiler flue gases such as electric power, energy chemical industry.