锅炉烟风煤及排放计算

符号单位数值1计算条件或选择数据序号名称符号单位计算公式数值附注1.1燃料碳收到基参数Car%已知50.871.2燃料氢收到基参数Har%已知3.921.3燃料氧收到基参数Oar%已知8.961.4燃料硫收到基参数Sar%已知0.611.5燃料氮收到基参数Nar%已知0.861.6燃料灰分收到基参数Aar%已知21.881.7燃料水分收到基参数Mar%已知12.91.8低位发热量Qar。netkJ/kg339Car+1030Har-109(Oar-Sar)-25Mar20049.88门捷列夫法1.9空气中的水蒸汽量dkg/kg已知101.10过量空气系数α已知1.251.11理论空气量V0m³/kg0.0889Car+0.265Har-0.0333(Oar-Sar)5.2830881.12实际空气量Vm³/kgαV0(1+0.00124dk)6.68574791.13空气密度ρkkg/m³1.291.14实际空气重量Gkkg/kgV*(ρk+dk/1000)8.69147222.1三原子气体体积VRO2m³/kg0.01867Car+0.007Sar0.95401292.2氮气的体积VN2m³/kg0.008Nar+0.79V04.18051952.3水蒸气的体积VH2Om³/kg0.111Har+0.0124Mar+0.0161V00.68013772.4水蒸气密度ρH2Okg/m³已知0.8042.5水蒸气重量Gh20kg/kgVH2O*Gh200.54683072.6理论烟气量V0ym³/kgVRO2+VN2+VH2O5.8146701编号：锅炉烟风煤计算书燃料以上海监测公司为依据1.空气量计算脱硫计算书名称计算汇总备注2.烟气量计算2.7实际烟气量Vym³/kgV0y+1.0161(α-1)V07.15670662.8实际干烟气量Vygm³/kgVy-VH2O6.47656882.9实际烟气重量Gykg/kg1-Aar/100+Gk9.47267222.10实际干烟气重量Ggykg/kgGy-Gh208.92584152.11实际烟气密度ρykg/m³Gy/Vy1.32360772.12实际干烟气密度ρgykg/m³Ggy/Vyg1.37817443.1燃料量Bt/h已知29.7823863.2空气总量VkzNm³/h1000BV199117.533.3烟气总量VkyNm³/h1000BVy213143.83.4烟气总重量GYkg/h1000BGy282118.783.5干烟气总量VkyNm³/h1000BVyg192887.683.6干烟气总重量GGYkg/h1000BGgy265832.863.7水蒸气总重量Gh20kg/h1000BGH2O16285.9244.1锅炉容量Qt/h已知1904.2排污率a%已知14.3排污水焓hpwkJ/kg已知1441.924.4出口蒸汽焓h0kJ/kg已知3478.854.5给水焓h1kJ/kg已知673.724.6锅炉效率η%已知89.54.7机械不完全燃烧损失q4%假定04.8燃料量Bt/h(Q(h0-h1)+Qa/100(hpw-h1))/(ηQar.Net(1-q4/100)29.7823864.9燃烧燃料量Bjt/hB(1-q4/100)29.7823866.1脱硫计算6.1.1二氧化硫转化率(C)SO2取值0.86.1.2二氧化硫排放量(B)SO2t/hBj*(C)SO2*Sar/100*64/320.29067616.1.3二氧化硫排放浓度(M)SO2mg/Nm³(B)SO2/Vkgy*10~91506.97086.1.4脱硫效率η%取值97.686.1.5脱硫后二氧化硫排放浓度(Mp)SO2mg/Nm³(M)SO2(1-η)34.9617226.1.6脱硫后二氧化硫排放量(Bp)SO2t/h(B)SO2(1-η)0.00674376.1.7二氧化硫脱除量(Bp)SO2t/h(B)SO2-(Bp)SO20.28393246.2脱硝计算6.2.1氮转化率(C)N0.254.燃料量计算6.脱硫脱硝计算3.总量计算6.2.2温度型氮浓度(C)NOxmg/Nm³93.86.2.3氮氧化物排放量(B)NOxt/h1.63Bj((C)N*Nar/100+Vy*(C)NOx/1000000)0.13696086.2.4氮氧化物排放浓度(M)NOxmg/Nm³(B)NOx/Vky*10~9710.05466.2.5氮氧化物排放量(Bw)NOxt/h1.63Bj*(C)N*Nar/1000.1043724未计入温度型氮6.2.6氮氧化物排放浓度(Mw)NOxmg/Nm³(B)NOx/Vky*10~9285未计入温度型氮6.2.7低氮燃烧后初始排放浓度kg/h54.9729886.2.8脱硝效率η%取值656.2.9脱硝后氮氧化物排放浓度(M)NOxmg/Nm³(Mw)NOx*(1-η)99.75未计入温度型氮6.2.10氮氧化物排脱除量(Bt)NOxt/hη(Bw)Nox0.03573247.1燃料灰分Aar%已知21.887.2飞灰系数αar%取值607.3炉内石灰石用量CaOt/h0.27.4飞灰重量Afht/h4.02983177.5除尘器前飞灰浓度Afhqmg/Nm³18906.6337.6除尘器效率η%取值99.857.7除尘器后飞灰浓度Afhhmg/Nm³28.359957.8排出灰重量Afhht/h0.00604477.9除尘器灰量Acct/h4.02378697.除尘计算100待定2034.73730.607低氮燃烧