Hunan Electric Power ›› 2022, Vol. 42 ›› Issue (5): 101-106.doi: 10.3969/j.issn.1008-0198.2022.05.018

• Experience and Discussion • Previous Articles     Next Articles

Control Technology of Ammonium Bisulphate In Denitrification of SCR Flue Gas after Ultra-Low Emission Transformation of Coal-Fired Unit

ZHAO Guangyao, HUANG Quanhao, ZHU Yingjian, DU Shengxiang   

  1. Guangdong Energy Group Co., Ltd., Shajiao A power plant, Dongguan 523936,China
  • Received:2022-04-02 Revised:2022-05-27 Online:2022-10-25 Published:2022-11-16

Abstract: This paper introduces the mechanism of ammonium bisulfate generation, points out the harm of ammonium bisulfate to boiler equipment, analyzes the influencing factors of ammonium bisulfate generation, studies the harm of ammonium bisulfate to boiler equipment after ultra-low emission transformation, and puts forward specific methods to control the amount of ammonium bisulfate generation according to its characteristics.

Key words: coal-fired units, ultra-low emissions, flue gas denitrification, ammonium bisulphate, mole ratio of NH3/NOx

CLC Number: