320 MW机组脱硝改造方案及实施效果

论述了安徽某电厂2^#锅炉采取低氮燃烧器改造、选择性催化还原相结合的脱硝改造方案及实施过程,改造完成后,经过有资质的第3方检验,锅炉出口氮氧化物浓度从550~650 mg/Nm³降至80 mg/Nm³以下,达到了新版国家标准的要求,取得了良好的社会效益.;The 2^# boiler of a certain power plant in Anhui Province adopts the scheme that includes the transformation of burner of low nitrogen and the transformation of selective catalytic reduction in two parts together,after the completion of the transformation by a qualified third party inspection.The boiler outlet NO_<em>x concentration is cut down from 550~650 mg/Nm³ to below 80 mg/Nm³.It reaches a new national standard requirement,and gets a good social benefit