炼厂制氢技术路线选择和成本分析

3810201010CHEMICALENGINEERING(CHINA)Vo.l38No.10Oct.2010:(1978),,,,:[phone],Emai:[e-mail]张炜(,315103):,,,4,,,,,:;;;;;:TQ110.6:B:10059954(2010)10014105SelectionofrouteforhydrogenproductioninrefineryanditscostanalysisZHANGWei(SINOPECNingboEngineeringCompanyLimited,Ningbo315103,ZhejiangProvince,China)Abstract:Thenecessityofhydrogenproductionfortherefineryanditscommercialproductionweredescribed,andtheoptimalrouteandtypicalmaterialbalanceofeachfeedstockbasedhydrogenproductionflowwerediscussedwiththefeedstockssuchasnaturalgas,residueoi,lslurrycoa,lpowdercoa.lThetechnoeconomicanalysisofthehydrogenproductioncostfortheroutesselectionwasmadebasedonfourkindsoffeedstocks,andtheproperfeedstockandtechnicalrouteselectedforrefinerywerediscussedfrompointviewofcos.tTheresultshowsthatcoalbasedhydrogenproductionisnotonlyfeasibleintechnologybutalsoexcellentineconomics,whichwillbewidelyusedinrefineryplan,tespeciallyheavencrudeoilrefinery.Keywords:refinery;hydrogenproduction;residueoi;lwatercoalslurry;powdercoa;lsteamreformer,,,,,,,,,,,1,,,,,,1060%70%,,,,,,,,,42%,80%,97%,11.17%[1],,,,,,,[2],,,,,,,2(CO+H2),H2(),,,(),()()(),(H2+CO)19521954(Texaco)(Shell),2,,,H2,,,CO+H2,(),,33,,,CH4,(CO+H2),,,,,,2,,,,,,,(Shell)(GE)3()(),4:,10m3/h3.1H2,H2,()H2,H2CO,CO2,H2,H2,,H2,[5],H299.9%3.23.2.1,,,,,CO,(MEDA),CO0.4%,CH4CO,14220103810CO2,H2CH4,CO2,CO,H2O,N2,CH4,H2,H2,,H2,CO3%[3]3.2.2(1)(),,,:++++,,H2,,H2,:(1),10m3/h,18m3/h(2)CO2,,H2S,NH3,HCN,10m3/h,,,[4,7],,,(1),2,CoMo,CO1%[6](2CoMo+1)1,1.21.4,,,,CO,,,CO60%,1.20.2,0.6,0.4[8]1.2!1.4,0.5,(2),,1.4,,,+,+++(3)2,Shell,GSPShell,,ShellShell,0.189,,,,Shell+++3.3:(1)1,1143张炜1Fig.1Flowdiagramofnaturalgastohydrogen1(10m3/h)*Table1Materialbalanceofnatualgastohydrogen(100000m3/h)/MPa(G)/∀/(m3h-1)/%H2COCO2CH4H2H2OCnHm#1.55419453.3∃10-697.722.120.16%3.1537041945097.722.120.16&4.0400115.7t/h100∋2.6336014391071.6111.769.106.930.60(2.34015683073.952.5516.596.360.55)2.24010010099.990.01*;(PSA)86.3%(2)2,22Fig.2Flowdiagramofheavyfeedstocktohydrogen2(10m3/h)Table2Materialbalanceofslurrycoa,lpowdercoa,lresidueoiltohydrogen(100000m3/h)/MPa(G)/∀/(m3h-1)()%H2COCO2H2S+COSCH4N2+ArNH3O24.740400000.0499.6#4.7200339900.0499.66.46232270000.0499.64.74061.5t/h%4.78041.73t/h6.628553t/h3.721413296034.246.517.50.80.10.80.1&3.716012409026.659.93.41.2100L/L8.95.44011158048.147.83.00.30.30.50.013.24019284054.641.0043.120.580.070.59∋3.24019644053.641.0038.980.765.624.94016329064.531.0033.720.20.20.352.94010846097.051.780.121.05(2.94011826089.011.669.334.74010780097.651.510.300.532.84010010099.90.1)2.84010010099.90.14.64010010099.90.11442010381044.110m3/h,,33*Table3Relativecomparisonsofplantinvestmen,tproductcostofnatualgas,slurrycoa,lpowdercoalandresidueoiltohydrogen(1m3H2)H2110.860.0670.0120.0612.60.700.31430.22680.01120.14773.30.740.29300.23240.01180.20282.81.281.07780.03070.01150.1600*:2.5/m3,650/t,3374/t4.2H23,10m3/h,:,3,,,,,ShellShell,Shell,,,,,,3H2,:,,(),,,,,,,,,,,(GSP),,,,,,5,,,,,,,,,:[1],,,.[J].,2004,15(6):58.[2],,.III[J].,2007,38(3):14.[3].[J].,2002,40(3):813.[4].NHD[J].,2009,26(3):36.[5].[J].2008,35(183):150152.[6].[J].1997,20(4):270273.[7].()[M].1995:211237.[8].Shell[J],,2009,144(2):3538.145张炜