SNCR sound wave temperature measurement subregion injection system

The utility model provides a SNCR sound wave temperature measurement subregion injection system, includes sound wave temperature measuring unit, data processing assessment unit, SNCR storage unit, SNCR conveying unit, SNCR spraying unit, SNCR the control unit, measure the temperature in whole furnace cross -section through the mode of sound wave temperature measurement, with this cross -section subregion of furnace, measure every sectionalized average temperature feedback to the control unit of gained for the inserting, withdraw from of control SNCR system spray gun guarantees with the mode ofautomatic control that the aqueous ammonia (or urea) is in the boiler is spouted to temperature optimum position. 3 layers branches are arranged to the spray gun on the boiler, arrange to low from the height that the optimum spray gun of signal selection 3 layer spray gun moderate temperature that provides through the sound wave temperature measurement sprays the aqueous ammonia (or urea). The utility model has the advan