脫硫計(jì)算軟件

1、脫硫計(jì)算書序號(hào)名稱符號(hào)單位計(jì)算公式或數(shù)值來(lái)源計(jì)算結(jié)果-一-煙氣里計(jì)算1理論空氣量V0Nm/kg0.0889(Car +0.375Sar)+0.265Har-0.03330ar5.022燃燒產(chǎn)物理論體積Vy0Nrii/kg0 00沐2 +V R02 +V H205.491)氮?dú)釻j2°Nm/kg0.79V°+0.008Nar3.972)二氧化物Vr020Nm/kg0.01866(Car+0.375Sa)0.913)水蒸汽0W20Nrii/kg00111Har+0 0124Mar+0.0161V0.623燃燒產(chǎn)物實(shí)際體積wNnkgvy0+o.o161(afa'-1)v&

2、#176;+(aifa'-1)v08.704干煙氣量Vgy'Nnkg000W02 +Vn2 +(aifa'-1)V8.045煙氣含氧量和含濕量計(jì)算1)煙氣中的水分W20'Nnkg00W20 +0.0161 (aifa'-1)V0.672)煙氣中的氧量V02'Nnkg0.21(a ifa '-1)V 00.663)干煙氣中含氧量ngo2%V02'/Vgy'8.264)濕煙氣中含氧量nsho2%V02'/Vy'7.625)濕煙氣中含濕量nH2O%VH20'/V y'13.006)濕煙氣中C02含

3、量nshco2%0.01866Car/Vy'10.297)干煙氣中C02含量n gC°2%0.01866Car/Vgy'11.148)濕煙氣中S02含量nshso2%0.01866*0.375Sar/Vy'0.149)干煙氣中S02含量n gso2%0.01866*0.375Sar/Vgy'0.1510)濕煙氣中N2含量nshN2%(0.79a ifa 'V0+0.008Nar)/Vy'74.2711)干煙氣中N2含量ngN%0(0.79a ifa 'V +0.008Nar)/Vgy'80.456總?cè)紵a(chǎn)物實(shí)際濕體積Vt

4、shyNnr/hW*Bj*10003037597總?cè)紵a(chǎn)物實(shí)際干體積VtgyNrhV)y'*Bj*10002642708總?cè)紵a(chǎn)物6%02干體積Vtgy-O2NrhVtgy *(21- ngo2)/(21-6)224492二煙氣含硫量及脫硫量計(jì)算1脫硫進(jìn)口 S02量Mkg/hBj*1000*Sy/100*0.7*64/22.41886.14kmol/hM/6413.852脫硫進(jìn)口 S02實(shí)際濃度C5O23mg/NrnM/Vtshy （標(biāo)態(tài)，干基，6%0）3947.32ppmCso2*22.41/641382.183要求脫硫量kg/hM*n *n/1003190.11kmol/hM/64

5、49.85三吸收劑消耗量計(jì)算1石灰石（CaCO3）理論消耗量M3kmol/hMs/64*(Ca/S)51.34kg/hM3*M 15134.082石灰石（CaCO3）實(shí)際消耗量M3'kg/hM3*M 1/(P/100)5704.53t/h5.70四脫硫產(chǎn)物計(jì)算1CaS0.2H20生成量M4t/hMs/64*M 10/10008.573脫硫產(chǎn)物中飛灰含量1Mst/hm2 *2/30.80引風(fēng)機(jī)出口飛灰總量m2t/hVtgy-o2*m h1.194未反應(yīng)的CaC03M6t/hM/(ca/s)*(ca/s)-1)0.155CaC0帶入的雜質(zhì)M7t/hM3'*(1-P/100)0.57

6、6脫硫產(chǎn)物總量M8t/hM4+M5+M6+M710.097皮帶機(jī)出口石膏產(chǎn)量M9t/hM 8/0.911.218石膏純度n1%M4/M 884.979總的脫硫產(chǎn)物量t/hM810.0910皮帶機(jī)出口的石膏總產(chǎn)量t/hM911.2111年石膏生成量t/年M9'*H76233五脫硫耗水量計(jì)算:1吸收塔蒸發(fā)水量（假定吸收塔內(nèi)溫丿度為50C，工業(yè)水溫10C）1)1kg水蒸發(fā)需要熱量：mshkj/kg(50-10)*4.18+25102677.20脫硫反應(yīng)熱蒸發(fā)水量(CaCO3+SO2+1/2O2+H2O-CaSO4.2H2O+339kJ/mol)nsh1t/hMs/64*339/m sh6.3

7、12)煙氣降溫蒸發(fā)水量（未計(jì)放熱損失）熱交換器放熱端：126t吸熱端：50-85煙氣比熱kcal/Nm3 C100C0.3300kcal/Nm3 C200C0.3350i 13kcal/Nm . C插值法:tpy0.3313i 2插值法求85 C比熱0.3293tCt=126-i2*(85-50)/i 191.22i 3kcal/Nm3. C插值法:t0.3296塔內(nèi)煙氣放熱量QkJ/hV ' * i 3*4.18*(t-50)68987833塔內(nèi)煙氣放熱蒸發(fā)水量nsh2r t/hQ/msh25.773)單塔蒸發(fā)水量Mvet/hmsh1 + msh232.08單塔蒸發(fā)水汽體積VweNr

8、hMwe/18*106*22.4/100039922.172脫硫耗水量1)脫硫結(jié)晶水Myct/hM4/M10*(2*18)10.752)石膏表面水Mysr t/hM9*0.10.0153)FG廢水MWwt/h(Bj*0.063%*1000+(M gyc+M gys+M we)*1000*0.000018-Vtgy*0.4*0.000001-M 9*1000*0.01%)/0.02/10004.104)脫硫蒸發(fā)水量Mver t/h32.085)清潔沖洗水Mywt/h估計(jì)10.006)泵與風(fēng)機(jī)冷卻用水MWqr t/h估計(jì)2.007)單套脫硫裝置耗水量Mvt/hMgyc+M gys+M ww+M w

9、e+M gyw+M wq58.958)總的脫硫裝置耗水量MW't/hn*M w58.95六氧化空氣量計(jì)算:1需氧量Vo2kg/hSO2-1/2O2797.53kmol/hVo2/3224.922需空氣量VkNm/hVo2/32*22.41/0.212659.61七主要參數(shù)匯總四臺(tái)爐的數(shù)據(jù)1吸收塔講口煙氣量V'Nm/h12150352吸收塔出口煙氣量V"Nrn/hVtshy+V k-V o2+Vwe-Vso212567713脫水機(jī)出口石膏M9t/h含水10%11.214旋流站出口石膏漿液量M11t/hM"0.5(含水 50%)20.185石膏旋流站出口回流量M

10、2t/hM13-M11-Mww（不包括廢水）42.986吸收塔排出漿液量M3t/hM8/0.15(含水 85%)67.267石灰石粉耗量M3'P t/h5.708工藝水量Mwt/h包括冷卻水等58.959FG廢水MWwP t/h4.10八主要設(shè)備選擇1吸收塔煙氣流速1Vm/s取值3.30煙氣量Qm7hV"*(273+50)/2731486948計(jì)算直徑Dm(4*Q/3.14/ v /36OO)0.513液氣接觸時(shí)間Ss取值3.50吸收塔咼度HmV *S11.55液氣比L/G取值12.00漿液循環(huán)量Qcm3/h(L/G)*V"/100015081.25漿液停留時(shí)間Tmin取值6.00吸收塔漿池容積V1m3Qc*T/601508.122石灰石粉倉(cāng)容積:3 m按7天儲(chǔ)量：MM >7疋4/0.9939.573石灰石漿池容積m3按4小時(shí)儲(chǔ)量：MT綱0.3/1.21962.400.0034 0.0193950.00021082 0.036261備注煙氣帶水按13 %考慮