300MW燃煤机组增设烟气SCR脱硝装置的技术改造

Retrofit of Selective Catalyst Reduction System for Flue Gas De-nitrification in 300 MW Coal-fired Units

以厦门嵩屿电厂一期2×300 MW燃煤机组增设烟气选择性催化还原法(SCR)脱硝装置的技术改造为例,介绍了旧机组增加SCR脱硝系统所选用的工艺,分析了主要的技术特点及与增设SCR系统相关的设备改造措施。

Takes the retrofit project of selective catalyst reduction system for flue gas denitrification in first phase of Songyu Power Plant with 2 × 300 MW as sample, The paper introduces the characters of technology for selective catalyst reduction （SCR） applied in this retrofit engineering. Besides, the improvement measures for the equipment refering to SCR system are also discussed.