垃圾发电厂热量平衡质量平衡估算

1、生活垃圾焚烧发电厂燃烧和汽水系统平衡计算与工 程计算表序号项目符号计算公式或依据数据 现有垃圾数据 设计值 （MC点）数据 最大值单位一垃圾元素分析值1应用基碳car垃圾元素分析20.2522.8124.38%2应用基氢雷垃圾元素分析2.833.193.41%3应用基氧Qr垃圾元素分析16.6918.7920.09%4应用基氮N.垃圾元素分析0.971.101.17%5应用基硫Sar垃圾元素分析0.150.170.18%6应用基氯Clar垃圾元素分析0.470.520.56%7应用基水份ML垃圾元素分析48.5042.0038.00%8应用基灰份Aar垃圾元素分析10.1411.4212.21

2、%9应用基可燃份27.5030.9733.10%合计10010010010收到基低位发热量Oietar门捷列夫模型：Qnet,ar=339Car+1030Har-109(Oar-Sar)-Mar676679358655kj/kg161618962068kcal/kgVon roll模型347*C+938*H+105*S+63*N-109*O-25*W672978938609kj/kg160718852057kcal/kg招标方或业主给出热值-最终取用低位热值670079008600kj/kg160118872054kcal/kg二垃圾量计算(一)工程日垃圾焚烧量Wd工程设计值100010001

3、000t/d1焚烧线条数Nfs工程设计值111条2设计每小时垃圾焚烧量Bj41.6741.6741.67t/h三燃烧计算1NO转化率B/N转假定0.0500.0500.0502SO的转化率S转假定0.6000.6000.6003理论干空气量护0.0889(Ca+0.375Sa)+0.265Ha+0.008*N转化率 Nar-0.0333Oar2.0002.2532.408Nn/kg4理论湿空气量vW1.016V02.0322.2892.446Nni/kg5炉膛出口过量空气系数a传统焚烧炉排取值范围1.61.8 （新型燃烧技术为1.31.4）氧含量7-9%1.671.671.67含氧量8.425

4、8.4258.425%6实际干空气量V°a0 a*V3.3403.7624.021Nnkg7实际湿空气量Va.w01.016* a*V 03.3943.8224.086Nn/kg(一)燃烧产物理论体积1氮容积V°N20.79*V °+0.008*(1-N 转化率)*Nar1.58761.78781.9111Nn/kg2三原子气体容积V RO21.866(C ar+0.375*S 转*Sa)/1000.37860.42630.4557Nni/kg其中S02VsO21.866*0.375*S 转 *Sa/1000.00060.00070.0007Nni/kg其中C02

5、V CO21.866*C ar/1000.37790.42560.4550Nni/kg3NOVno0.016* B*Na0.00080.00090.0009Nni/kg4水蒸气V H2O0.111Har-0.00315Cl a+0.0124Ma+0.0161*V°0.94910.91240.8898Nni/kg5燃烧产物理论干烟气体积（干烟气）血V N2+V RO2V NO+V HCL1.96992.21832.3713Nni/kg6燃烧产物理论湿烟气体积（湿烟气）VwyV N2+V RO2+V H20+V NO+V HCL2.91903.13073.2611Nni/kg7实际燃烧产

6、体积（干烟气）VdgVdg+( a-1)*V 03.31003.72753.9846Nn/kg8实际水蒸汽容积VH2OV)H2(+0.016*( a-1)*V 00.97050.93660.9156Nni/kg9实际燃烧产体积（湿烟气）仏.wgVdg+Vd2O4.28064.66414.9002Nn/kg10HC含量估算V HCL0.631*Clar/1000.00290.00330.0035Nn/kg(三)燃烧产物实际体积1当地大气压Pd0.10.10.1MPa2气压修正系数M0.101325/Pd1.011.011.01MPa一焚烧炉出口烟气量1炉排漏风系数a py1不计入炉膛出口过剩空气

7、计算0.020.020.022炉膛漏风系数a py2不计入炉膛出口过剩空气计算0.020.020.023炉膛出口烟气温度Tgt950950950c4炉膛出口燃烧产物的体积（标态、湿烟气）VpydwVa.wg4.284.664.90Nn/kg5炉膛出口烟气量（标态、湿烟气）Qpy1000*Bjz*Vpy dw178358.17194337.28204176.63Nri/h6炉膛出口烟气量（实际、湿烟气）Vpy1Mp*Qpy*(273+TGT)/273809605.46882138.02926800.92n/h7炉膛出口燃烧产物的实际体积（干烟气）VpydgVdg3.313.733.98Nn/kg

8、8炉膛出口烟气量（标态、干烟气）Qpg1000*Bjz*Vpy dg137918.63155313.78166025.07Nri/h9炉膛出口烟气量（实际、干烟气）Vpy2Mp*Qpg*(273+TGT)/273626041.86705002.09753622.92nn/h二余热炉出口烟气量1余热锅炉漏风系数a py30.030.030.032余热锅炉出口烟气温度Tyt190190190c3余热锅炉出口燃烧产物的体积（标态、湿烟 气）VrydwVpydw+1.016* a py3*V 04.344.734.97Nnkg4余热锅炉出口烟气量（标态、湿烟气）Vry11OOO*Bjz*Vry dw1

9、80898.50197198.01207234.66NriVh5余热锅炉出口烟气量（实际、湿烟气）QrydwMp*Vry1*(273+T yt)/273331005.99360830.65379195.58m/h6余热锅炉出口燃烧产物的实际体积（干烟 气）VrydgVpydg* a py3*V 03.373.804.06Nnkg7余热锅炉出口烟气量（标态、干烟气）Vry21000*Bjz*Vry dg140418.96158129.46169034.94NriVh8余热锅炉出口烟气量（实际、干烟气）Qrydg1000*Bjz*Mp*Vry2*(273+T 丫"273241301.88

10、271736.35290476.79m/h除尘器出口烟气量1除尘器漏风系数a py40.030.030.032除尘器出口烟气温度Tyt150150150c3除尘器出口燃烧产物的体积 （标态、湿烟 气）% / dwVryVpydw+1.016* a py4*V 04.404.805.05Nnkg4除尘器出口烟气量（标态、湿烟气）Vry11000*Bjz*Vry dw183438.83200058.75210292.68Nrn/h5除尘器出口烟气量（实际、湿烟气）QywMp*Vry1*(273+T 丫273287995.44314088.38330155.47m/h6除尘器出口燃烧产物的实际体积（

11、干烟气）VrydgVpydg + a py4*V 03.373.804.06Nnkg7除尘器出口烟气量（标态、干烟气）Vry2dg1000*Bjz*Vry g140418.96158129.46169034.94Nrn/h8除尘器出口烟气量（实际、干烟气）Qrydg1000*Bjz*Mp*Vry2*(273+T yt)/273220455.07248260.21265381.61ni/h三组分分析一（实际氧，湿态，标态）体积 浓度1氮含量（实际氧，湿态，标态）N200dw(V N2+0.79*( a+a py3-1)*V )/Vry62.045664.095965.1980%2二氧化硫（实际氧

12、，湿态，标态）SO2V°SO2Vry dw0.01420.01470.0150%3二氧化碳（实际氧，湿态，标态）CO2V°c02Vry dw8.70518.99279.1473%4一氧化氮（实际氧，湿态，标态）NOV°N(/Vry dw(未脱硝0.01790.01850.0188%5水汽容积（实际氧，湿态，标态）H2O(V°H2o+0.0161*( a+apy3-1)*V 0)/Vry dw22.380219.815218.4365%6氧含量（实际氧，湿态，标态）02(0.21*( a+a py3-1)*V °)/Vry dw6.77266.9

13、9647.1167%7氯化氢（实际氧，湿态，标态）HCLV°HCLVry dw0.06760.06980.0710%四组分分析二（实际氧，湿态，标态）质量 浓度1二氧化硫（实际氧，湿态，标态）S02E78/22.4*64*10000406.9930420.4423427.6714ng/Nn32氯化氢（实际氧，湿态，标态）HCLE83/22.4*36*100001086.18021122.07361141.3667ng/Nn33氮氧化物（实际氧，湿态，标态）以NO 2计E80/22.4*46*10000368.3730380.5461387.0893ng/Nn3五组分分析三（实际氧，干

14、态，标态）质量 浓度1二氧化硫（实际氧，干态，标态） S02(E33/E62*100)/22.4*64*10000524.3196524.3196524.3196ng/Nn32氯化氢（实际氧，干态，标态）HCL(E42/E62*100)/22.4*36*100001399.30091399.30091399.3009ng/Nn33氮氧化物（实际氧，干态，标态）以NO 2计(E35/E62*100)/22.4*46*10000474.5665474.5665474.5665mg/Nn3六（11%O,I态，标态丿质量浓度及达标计 算(一)初始排放浓度1二氧化硫（11%O2干态，标态）SO2(E33

15、/(E37+(1-0.0161)*(2.1-1)*E22)*100)/22.4*64*10000427.3517427.3517427.3517mg/Nn32氯化氢（11%02干态，标态） HCL(E42/(E37+(1-0.0161)*(2.1-1)*E22)*100)/22.4*36*100001140.51351140.51351140.5135mg/Nn33氮氧化物（11%02干态，标态）以N02计(E35/(E3/+(1-0.0161)*(2.1-1)*E22)*100)/22.4*46*10000386.7999386.7999386.7999mg/Nn34烟尘（11%02干态，标

16、态）(1*0.04*1000)/(E37+(1-0.0161)*(2.1-1)*E22)2.20782.20782.2078g/Nm(一)当地标准2000/76/EU2000/76/EU2000/76/EU1二氧化硫（11%02干态，标态）S02当地标准707070mg/Nm2氯化氢（11%02干态，标态） HCL当地标准808080mg/Nm3氮氧化物（11%02干态，标态）以N02计当地标准400400400mg/Nm4烟尘（11%02干态，标态）当地标准350350350mg/Nm5二氧化硫计算脱除效率(E94-E99)/E9483.62%83.62%83.62%6氯化氢计算脱除效率(E

17、95-E100)/E9592.99%92.99%92.99%7脱硝计算脱除效率(E96-E101)/E960.00%0.00%0.00%8除尘计算脱除效率(E97*1000-E102)/(E97*1000)84.15%84.15%84.15%七锅炉蒸发量1过热蒸汽压力Pne锅炉厂家提供444MPa(g)2过热蒸汽温度Tne锅炉厂家提供400400400C3给水压力Pnl6.66.66.6MPa(g)4给水温度Tnl锅炉厂家提供130130130C5汽包压力Pk锅炉厂家提供4.904.904.90MPa(a)6过热蒸汽焓igr查表#NAME?#NAME?#NAME?kj/kg7饱和炉水焓./ i

18、查表#NAME?#NAME?#NAME?kj/kg8给水焓igs查表#NAME?#NAME?#NAME?kj/kg9给水量Dg#NAME?#NAME?#NAME?t/h10机械未燃损失q机械333%11排烟温度Tpy同上190190190C12锅炉效率（低位发热量）ng锅炉厂家提供0.800.800.8013燃烧室出口过剩空气系数al同上1.671.671.6714锅炉排污率a ps锅炉厂家提供0.020.020.0215一次风空预器15.1空气侧一次风量QL次风同九.2118307.11133228.73142416.92Nrm/h一次冷风温度Tlk202020C一次风一段温度Trk1锅炉厂

19、家提供140140140C一次风一段预热器热负荷Q1*(Hrk1-Hlk)18598435.3020944183.8922388610.37kJ/h15.2汽水侧汽轮机抽汽压力1.121.171.17MPa汽轮机抽汽温度#NAME?#NAME?#NAME?C汽轮机抽汽焓#NAME?#NAME?#NAME?kJ/kg疏水压力1.121.171.17MPa疏水温度#NAME?#NAME?#NAME?C疏水焓#NAME?#NAME?#NAME?kJ/kg抽汽量#NAME?#NAME?#NAME?t/h15.3空气侧一次风二段温度Trk2锅炉厂家提供220220220C一次风二段预热器热负荷（锅炉抽汽

20、）Q1*(Hrk2-Hlk1)12526256.2214106144.3915078981.93kJ/h15.4汽水侧锅炉抽汽压力4.904.904.90MPa锅炉抽汽温度#NAME?#NAME?#NAME?C锅炉抽汽焓#NAME?#NAME?#NAME?kJ/kg疏水压力4.904.904.90MPa疏水温度#NAME?#NAME?#NAME?C疏水焓#NAME?#NAME?#NAME?kJ/kg抽汽量D12#NAME?#NAME?#NAME?t/h一次风总吸热量Ez131.1235.0537.47GJ/h16二次风空预器16.1空气侧二次风量c匚次风同九.320877.7323510.95

21、25132.40Nrm/h二次风一段温度Tek锅炉厂家提供140140140C二次风一段预热器热负荷（汽轮机抽汽）Q2*(Hek-Hlk)3282076.823696032.453950931.24kJ/h16.2汽水侧汽轮机抽汽压力1.121.171.17MPa汽轮机抽汽温度#NAME?#NAME?#NAME?C汽轮机抽汽焓#NAME?#NAME?#NAME?kWh疏水压力1.121.171.17MPa疏水温度#NAME?#NAME?#NAME?c疏水焓#NAME?#NAME?#NAME?kWh抽汽量#NAME?#NAME?#NAME?t/h16.3空气侧二次风二段温度Tek锅炉厂家提供22

22、0220220c二次风二段预热器热负荷（锅炉抽汽）Q2*(Hek-Hlk)2210515.802489319.602660996.81kJ/h16.4汽水侧锅炉抽汽压力4.904.904.90MPa锅炉抽汽温度#NAME?#NAME?#NAME?c锅炉抽汽焓#NAME?#NAME?#NAME?kJ/h疏水压力4.904.904.90MPa疏水温度#NAME?#NAME?#NAME?c疏水焓#NAME?#NAME?#NAME?kJ/h抽汽量D22#NAME?#NAME?#NAME?t/h空气侧二次风总吸热量Ez25.496.196.61GJ/h17每公斤蒸汽吸热量ig(igr-igs)+aps(

23、i ' -igs)#NAME?#NAME?#NAME?kj/kg18锅炉蒸发量Do(n g*Bj*Qnet,ar+EZ1+EZ2)/ig -D12-D22#NAME?#NAME?#NAME?t/h19飞灰量炉排为垃圾量的2%5%流化床为8%12%1.671.671.67t/h八汽轮发电机组功率计算1汽轮机参数汽水损失率J取值0.000.000.00汽轮机数量Ng111台汽轮机进汽量DiNgXDgX( 1- £1)#NAME?#NAME?#NAME?t/h汽轮机相对内效率nt高转速取值0.80.83，常规转速取值0.780.820.810.810.81传动效率n tt直连取1,

24、齿轮传动0.970.991.001.001.00发电机效率ng按97%0.970.970.972主蒸汽汽机进中压蒸汽压力（a）p1取值3.83.83.8Mpa汽机进中压蒸汽温度t1取值395390390c汽机进中压蒸汽焓h1查表#NAME?#NAME?#NAME?kJ/kg汽机进中压蒸汽熵e1查表#NAME?#NAME?#NAME?kJ/kg3一抽（空预器）一级抽汽压力（至空预器）由锅炉提资1.12371.17361.1736MPa一级抽汽温度汽机参数（根据抽汽压力和内效率确定）#NAME?#NAME?#NAME?c一级抽汽焓查表#NAME?#NAME?#NAME?kJ/kg一级抽汽流量（一二

25、次合计）#NAME?#NAME?#NAME?t/h一级抽汽流量（平衡，至一次风加热器）#NAME?#NAME?#NAME?t/h一级抽汽流量（平衡，至二次风加热器）#NAME?#NAME?#NAME?t/h4二抽（除氧器）4.1二级抽汽压力（至除氧器）汽机参数0.54570.54570.5457MPa二级抽汽温度汽机参数#NAME?#NAME?#NAME?c二级抽汽参数焓值查表#NAME?#NAME?#NAME?kJ/kg二级抽汽量（平衡）#NAME?#NAME?#NAME?t/h4.2给水压力6.606.606.60MPa给水温度130.00130.00130.00c给水焓#NAME?#NA

26、ME?#NAME?kJ/kg给水流量#NAME?#NAME?#NAME?t/h给水热量#NAME?#NAME?#NAME?MJ/h4.3补水压力1.001.001.00MPa补水温度25.0025.0025.00c补水焓#NAME?#NAME?#NAME?kJ/kg补水流量#NAME?#NAME?#NAME?t/h补水热量#NAME?#NAME?#NAME?MJ/h4.4空预器回水流量#NAME?#NAME?#NAME?t/h空预器回水温度100.00100.00100.00c空预器回水焓#NAME?#NAME?#NAME?kJ/kg空预器回水热量#NAME?#NAME?#NAME?MJ/h4

27、.5除氧器流量验算误差#NAME?#NAME?#NAME?t/h除氧器能量验算误差#NAME?#NAME?#NAME?MJ/h5三抽（低加）5.1低加抽汽压力汽机参数0.05310.05310.0531MPa低加抽汽温度汽机参数#NAME?#NAME?#NAME?c低加抽汽参数焓值查表#NAME?#NAME?#NAME?kJ/kg低加抽汽量（平衡）#NAME?#NAME?#NAME?t/h5.3低加出水压力汽机参数0.50.50.5MPa低加出水温度汽机参数757575c低加出水参数焓值查表#NAME?#NAME?#NAME?kJ/kg低加出水流量#NAME?#NAME?#NAME?t/h6排

28、汽汽机排汽压力Pp汽机参数0.0060.0060.006Mpa汽机排汽焓#NAME?#NAME?#NAME?kJ/kg排汽流量#NAME?#NAME?#NAME?t/h凝结水温度汽机参数#NAME?#NAME?#NAME?c凝结水焓饱和水#NAME?#NAME?#NAME?kJ/kg7发电输出7.1汽轮机组发电功率P(D1-D2)(h1-hp)+D2(h1-h2)/3.6#NAME?#NAME?#NAME?kW7.2汽机热耗#NAME?#NAME?#NAME?kJ/kWh汽机汽耗#NAME?#NAME?#NAME?kg/kWh7.3全厂热效率#NAME?#NAME?#NAME?7.4机组利用小

29、时数H3已知800080008000h厂用电率E0.200.190.197.5年发电量P(a)PXH3#NAME?#NAME?#NAME?kWh年供电量P(g)P(a) X(1-#NAME?#NAME?#NAME?kWh7.6每吨垃圾发电量#NAME?#NAME?#NAME?kW/t每吨垃圾上网电量#NAME?#NAME?#NAME?kW/t处理每吨垃圾耗电量#NAME?#NAME?#NAME?t/kWh九锅炉空气流量计算（一）标态风量1过剩空气系数aF锅炉厂资料1.671.671.671.1送风量（实际）Q3aFXBj X10 xV0X(273+tlk)/273x (P0/P)151360.

30、83170451.39182206.66mi/h1.2送风量（标态）3a FXBj X10 3XV0139184.84156739.68167549.32Nrn/h2一次风量VS1'燃烧空气计算70%Q118307.11133228.73142416.92Nrn/h2.1一次风量（热风）VS1r'燃烧空气计算70%Q118307.11133228.73142416.92Nrn/h3二次风量（冷风）VS2燃烧空气计算30%Q20877.7323510.9525132.40Nrn/h3.1二次风量（热风）VS2r'燃烧空气计算30%Q20877.7323510.9525132.40Nrn/h4炉墙密封风燃烧空气计算10%Q5994.005994.005994.00NriVh(二)实际风量80100.0080100.0080100.001一次风总量（冷风）VS1Mp*VS1 *(273+t1k)/27375797.4175797.4175797.41n/h1.1一次风量（热风）VS1rMp*VS1r' *(273+trk)/273106840.72106840.72106840.72m/h2二次风量（冷风）VS2Mp*VS2 *(273+t1k)/27311309.8011309.8011309.80m/h2.1二次风量（热风）VS2rMp*VS