CPC B01D 53/56 (2013.01) [B01D 53/04 (2013.01); B01D 53/265 (2013.01); B01D 2253/102 (2013.01); B01D 2257/404 (2013.01); B01D 2257/80 (2013.01); B01D 2258/0283 (2013.01)] | 9 Claims |
1. A flue gas low-temperature adsorption denitration method, comprising: pressurizing a flue gas that has been subjected to dust removal and desulfurization, precooling pressurized flue gas, cooling precooled flue gas to a temperature lower than room temperature by a flue gas cooling system (1), flowing the flue gas at the temperature lower than room temperature into a low-temperature denitrification system (2), performing physical adsorption denitrification in the low-temperature denitrification system (2), precooling the flue gas that has been subjected to dust removal and desulfurization with denitrificated flue gas, and flowing heat-absorbed clean flue gas into a chimney to be discharged.
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