SCR脱硝系统计算书

1X600MW脱硝系统计算书序号一122.133.13.2456名称输入数据标态干基烟气量(6%O)标态干基烟气量(实际O)烟气成分(标态干基实际O)O2(标况干态)烟气污染物成分(标态,干基，6%O)Nox以NO2计(标态干基6%O)SO2烟气温度烟气压力NOx脱除率氨逃逸率液氨纯度稀释风机计算所需参数设计条件换算烟气量换算标态湿基(实际O)烟气量(湿基,6%氧,393℃)标况湿基6%O标况湿基5.73%O工况湿基5.73%O,393℃标况干基6%O烟气H2O含量NOx浓度换算NOx实际浓度(标态，干基，实际O)NOx实际浓度(标态，湿基，实际O)NO浓度(标态，干基，实际O)NO2浓度(标态，干基，实际O)计算结果氨氮摩尔比计算氨氮摩尔比氨氮摩尔比2氨耗量计算纯NH3耗量实际液氨耗量稀释风机风量计算单台机组NH3流量NH3体积浓度稀释风机流量稀释风机数量当地大气压当地平均气温风机实际流量烟气流量计算符号Q1Q2单位Nm3/h3Nm/hVol%mg/m33mg/Nm℃Pa%ppm%数据21486131879253.3533.8540039381399.6备注二%mg/Nm3mg/Nm3mg/Nm3mg/Nm32024403.0525646527.2812314567.4892273641.9345546686.91621486137.17457.3333333424.5425333283.347826122.86666667三/0.8228294760.850500005274.4153621275.5174318kg/hkg/hNm3/h%Nm3/h台m3/h361.582594757954.81708411000.7128408.627685实际烟气流量氨区设备选型液氨储罐储存天数液氨密度储罐容积氨蒸发器氨氮摩尔比m3/h5259160.019天kg/m3m3kg/h750092.57385708578.58660680.86397095蜂窝催化剂长宽高SCR截面长宽截面积流速单炉SCR个数1.910.971.2mmm812块块间隙0.060.01边缝0.150.21612.15194.44.032mmm2m/s个进口烟道宽11m高4.798m截面积52.78m2流速14.86m/s出口烟道宽11.14m高5.1m截面积56.81m2流速13.8m/s气氨流速氨气密度气氨流量气氨流量50℃.3bar氨管直径10~200.771357.35075140.93320.0407615m/skg/Nm3Nm3/hm3/hm取15环境温度20稀释风机出口流速10~12稀释风支管流速15~25稀释风机出口主管径0.5016268稀释风机出口支管径0.293722650%工况烟气量℃m/sm/smm取取1217.5537153.25Nm3/h烟气流速烟道截面积8m/s18.651155m²积灰高度积灰荷载积灰密度烟道规格1烟道规格2烟道规格3烟道规格4烟道规格5烟道规格6烟道规格78.4*3.55.5*54.5*4.26*55.5*11.66.3*911.3*51.279624512.5403211.60888115.76703412.127649520.85096511.89147424.8177623.07899861.891474218.53644847.21406830.17418618.5364481111