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Al2O3Na2OkCaOSiO2211.43112.03321.86150.3936.2357.390.47175.254.64321.86149.92211.43112.03321.86150.390.2050.223.93.25-3.382.321026256602.0731.8075.7482.50769.67283.0402073.51887.051186.4685%煤类别Vdaf(%)Car(%)Har(%)Oar(%)Nar(%)无烟煤72.24.269.350.79Vo(m3/kg)7.266空气过剩系数a1.3Vo(kg/kg)5.769空气过剩系数a1.31.3470.45813.771其中:液体成分其中:固体成分生料浆成分组分含量Fe2O3+Na2CO3==Na2O·Fe2O3+CO2(气)△H298(kJ/mol):VCO2=0.01866*CarVSO2=0.007*Sar蒸发水量熟料量比热kcal/(kg·℃)密度g/cm3VH2O=0.111*Har+0.0124*Mar+0.00124*VnVO2=0.21*(a-1)*VnSiO2(晶)+2CaO==2CaO·SiO2△H298(kJ/mol):烧结反应Al2O3(晶)+Na2CO3==Na2O·Al2O3+CO2(气)△H298(kJ/mol):分子量组分mol反应热(kcal)Fe2O3+C==2FeO+CO△H298(kJ/mol):生料浆量(kg):生料含水量(kg):熟料量(kg):氧化铝回收率:TiO2+CaO==CaO·TiO2△H298(kJ/mol):熟料烧成用煤成分固体燃料烟气生成量(m3/kg):Vy=VCO2+VSO2+VH2O+VO2+VN2熟料烧成用煤燃烧所需理论空气量(kg/kg):Vo=0.115(Car+0.375Sar)+0.342Har-0.431Oar(kg/kg)VN2=0.008N2ar+0.79Vn烟气密度(kg/m3):γy=(1.964V`CO2+0.804V`H2O+2.857V`SO2+1.25V`N2+1.429V`O2)×0.01V`CO2=VCO2/Vy(%)V`H2O=VH2O/Vy(%)0.0644.679煤类别Vdaf(%)Car(%)Har(%)Oar(%)Nar(%)无烟煤74.82.237.290.76Vo(m3/kg)7.216空气过剩系数a1.3Vo(kg/kg)6.504空气过剩系数a1.31.3960.45514.5400.4764.736CO2O2N2H2O36.31511.827192.9637.462140.21147.641777.27652.366104.575887.0501.3701.681281.10159.468970.23861.5100.440.3220.3110.364℃80kcal/kg/℃0.8kg942.1kcal/kg/℃0.2空气带入水(m3)比热(kcal/m3/℃)(245)生料烧结成分(m3)空气湿度(g/m3)熟料烧结生成废气成分(m3)VN2=0.008N2ar+0.79Vn烧成用煤成分(m3)V`SO2=VSO2/Vy(%)V`N2=VN2/Vy(%)V`O2=VO2/Vy(%)生料掺煤成分(m3)烟气密度(kg/m3):γy=(1.964V`CO2+0.804V`H2O+2.857V`SO2+1.25V`N2+1.429V`O2)×0.01V`CO2=VCO2/Vy(%)V`H2O=VH2O/Vy(%)V`SO2=VSO2/Vy(%)V`N2=VN2/Vy(%)V`O2=VO2/Vy(%)废气带走热:生料浆进料温度:废气温度:液体比热:合计(m3)出窑灰量:窑灰:干生料液体质量:固体比热:生料掺煤成分熟料烧成用煤燃烧所需理论空气量(kg/kg):Vo=0.115(Car+0.375Sar)+0.342Har-0.431Oar(kg/kg)固体燃料烟气生成量(m3/kg):Vy=VCO2+VSO2+VH2O+VO2+VN2VCO2=0.01866*CarVSO2=0.007*SarVH2O=0.111*Har+0.0124*Mar+0.00124*VnVO2=0.21*(a-1)*Vnkg1131.41kcal78396.96kcal/kg/℃0.273%60%kg891.756℃240%91.8%kg545.755℃168%98.2%kg47.872℃40kcal83981.106%70%kg700.343℃250kcal/kg/℃0.24kcal42020.56399%20%kg200.098℃47kcal/kg/℃0.24kcal2257.105%10%kg100.049℃30kcal/kg/℃0.24kcal720.353kJkcal%864944.47380.4842354.1090.219漏风带入热:生料掺煤占燃料的比例:漏风比热:漏风温度:生料浆带入热:窑灰比热:出窑灰温度:生料掺煤量:窑灰带走热:固体质量:烟道收尘率:机械不完全燃烧热:窑灰比热:散热损失:熟料带走热:熟料出料温度:熟料比热:水汽比热:二次风温度:化学反应吸热:熟料量:烟道收尘量:烟道入收尘温度:旋风收尘率:旋风收尘量:二次风量:水比热:水沸腾吸热:窑壳散热:窑灰带入热:蒸发水量:水汽吸热:一次风量:蒸发水分吸热:旋风入收尘温度:电收尘率:电收尘量:电入收尘温度:二次风分配量:二次风比热:水汽排放温度:水汽化热:水汽化吸热热:1186.46kg熟料回转窑热平衡热收入热支出一次风分配量:二次风带入热:一次风带入热:煤燃烧发热量:漏风分配量:一次风温度:一次风比热:项目项目漏风量:入煤温度:煤带入热量:总配入煤量:煤比热:烧成用煤量:煤粉燃烧发热量窑灰带走煤粉带入热量废气带走78396.967.29583981.1067.81542020.563993.9102257.1050.210720.3530.0671074674.669100kJkcal%729012.75580.4841984.1450.21966076.361617.29570782.9227.81535416.755723.9101902.3860.210607.1440.067905782.470100kJ103kcal%4812854.05880.48413099.0850.219436228.14957.295467300.2937.815233817.13873.91012559.3210.2104008.2940.0675979866.339100蒸发料浆水分料浆带入一次风带入窑壳散热漏风带入孰料带走窑灰带入机械部不完全燃烧二次风带入合计合计化学反应吸热煤粉燃烧发热量废气带走煤粉带入热量窑灰带走1t熟料回转窑热平衡热收入热支出项目项目二次风带入机械部不完全燃烧一次风带入化学反应吸热料浆带入蒸发料浆水分窑灰带入孰料带走1tAO回转窑热平衡热收入热支出项目项目漏风带入窑壳散热合计合计料浆带入蒸发料浆水分窑灰带入孰料带走煤粉燃烧发热量废气带走煤粉带入热量窑灰带走漏风带入窑壳散热合计合计二次风带入机械部不完全燃烧一次风带入化学反应吸热Fe2O3TiO2CO2Na2Oc其他45.4327.63206.6439.2571.8005.237.82045.4327.63201.4131.4371.845.4327.63206.6439.2571.80.2630.1650.20.24941.9762.53216080801060.2840.3452.5839.7347.1630.428179.716吸热140.7138.68143.586.82-40.58Sar(%)Aar(%)Mar(%)Qarnet(kcal/kg)理论燃烧空气量(Nm3/kg)0.91.5006667.467.284实际空气量Vn:9.446实际空气量Vn:7.500Vy(m3/kg)9.7830.0060.5037.469γy(kg/m3)1.3355.143固定碳量:干生料量(kg):生成氧化铝量(kg):生料浆含水率:干生料量(kg):熟料烧成用煤成分固体燃料烟气生成量(m3/kg):Vy=VCO2+VSO2+VH2O+VO2+VN2熟料烧成用煤燃烧所需理论空气量(kg/kg):Vo=0.115(Car+0.375Sar)+0.342Har-0.431Oar(kg/kg)烟气密度(kg/m3):γy=(1.964V`CO2+0.804V`H2O+2.857V`SO2+1.25V`N2+1.429V`O2)×0.0176.342Sar(%)Aar(%)Mar(%)Qarnet(kcal/kg)理论燃烧空气量(Nm3/kg)6.532.2306574.247.228实际空气量Vn:9.380实际空气量Vn:8.456Vy(m3/kg)9.5990.0460.2877.417γy(kg/m3)1.3572.98877.260合计248.5671017.494104.5751.6811372.317℃245kcal114406.8881.200kg1486.26熟料烧结生成废气成分(m3)烟气密度(kg/m3):γy=(1.964V`CO2+0.804V`H2O+2.857V`SO2+1.25V`N2+1.429V`O2)×0.01废气带走热:废气温度:出窑灰量:窑灰:干生料生料掺煤成分熟料烧成用煤燃烧所需理论空气量(kg/kg):Vo=0.115(Car+0.375Sar)+0.342Har-0.431Oar(kg/kg)固体燃料烟气生成量(m3/kg):Vy=VCO2+VSO2+VH2O+VO2+VN2kcal/kg/℃0.273℃245kcal99408.5001kcal169.610kg1186.46℃900kcal/kg/℃0.26kcal277631.64kcal20758.66736kcal/t-熟料1792kcal2126.13632kg887.05kcal/kg/℃1kcal17741℃245kcal/kg/℃0.5kcal64311.125kcal/kg539kcal478119.95kcal560172.075kg104.072%0.2kg26.018kg130.09kcal/kg/℃0.312℃58kcal2354.109kcal864944.4734kJkcal%114406.88810.64699408.5009.250生料掺煤占燃料的比例:窑灰比热:出窑灰温度:生料掺煤量:窑灰带走热:机械不完全燃烧热:散热损失:熟料带走热:熟料出料温度:熟料比热:水汽比热:化学反应吸热:熟料量:水比热:水沸腾吸热:窑壳散热:蒸发水量:水汽吸热:蒸发水分吸热:水汽排放温度:水汽化热:水汽化吸热热:1186.46kg熟料回转窑热平衡热支出煤燃烧发热量:项目入煤温度:煤带入热量:总配入煤量:煤比热:烧成用煤量:窑灰带走废气带走560172.07552.125277631.6425.83420758.667361.932169.6100.0162126.1360.1981074673.517100kJkcal%96427.09210.64683785.8009.250472137.345552.12523400025.83417496.306121.932142.9540.0161792.0000.198905781.498100kJ103kcal%636600.00510.646553143.7199.2503116993.66552.1251544839.70525.834115508.49741.932943.7670.01611830.5670.1985979859.926100蒸发料浆水分窑壳散热孰料带走机械部不完全燃烧合计化学反应吸热废气带走窑灰带走1t熟料回转窑热平衡热支出项目机械部不完全燃烧化学反应吸热蒸发料浆水分孰料带走1tAO回转窑热平衡热支出项目窑壳散热合计蒸发料浆水分
本文标题:回转窑热平衡计算
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