Current situation of wet flue gas denitrification

There are many some advantages of wet flue gas denitrification technology, such as simple process equipment, low operating temperature, less energy consumption and low cost. This article introduces the research progress of NO_x removal by wet process technologies domestic and abroad, including alkaline liquor absorption process, acid absorption process, oxidation absorption process, reduction absorption process and complexation absorption process, and analyzes the advantages and disadvantages of different methods. The article puts forward the proposal to the development direction of wet flue gas purification technology in China.