| abstract |
The present invention provides a kind of fire coal boiler fume denitrating system, cyclone separator is connected with including boiler furnace, the smoke outlet for being arranged at the boiler furnace, the cyclone separator is connected with saver device, the saver device includes superheater, high-temperature economizer, flue gas flow guiding device, ammonia-spraying grid, catalytic module, low-level (stack-gas) economizer, the air preheater from top to bottom set gradually, the exit of the air preheater is connected with spiral-flow type dehydrater, not only denitration effect is good, but also water removal effect is good. |