焦炉煤气利用途径分析

:2010-05-19(1985-),;100081李昊堃沙永志(),,,,AnalysisontheutilizationofcokeovengasLiHaokunShaYongzhi(CentralIronandSteelResearchInstitute)AbstractThereasonableapplicationofthecokeovengasinsteelcompanyistoinjectitintotheblastfurnace.Thecokeovengascanbeappliedtoheating,generation,makinghydrogengas,producingcarbino,ldirectlyreducingironandinjectingintoblastfurnace.KeywordsCOGinjestionblastfurnace2009345t420m3,1449m3,,,,(COG),,,,,(,%):H2523~556,CH4271~304,CO75,CO22,O201,CnHm28,N249,H2O:H2S10mg/m3,5mg/m3,200mg/m3,200mg/m3,HCN150mg/m3,2000mg/m3,NH3100mg/m3,200~300mg/m3[1]1,111,,,:,(),:,,,(),37Vol29No6Nov2010ENERGYFORMETALLURGICALINDUSTRY图1焦炉煤气的主要利用途径,,12,:[2](1),1256MJ/m3,,[3],,,,,,(2)-(CCPP),,,,,,1/3,,,,255,509,,,,[4](3),,,35%,,,,,,,,,,,,-(CCPP),,13,50%,,COCH4,83%~88%,COG,,,CH4CO,38ENERGYFORMETALLURGICALINDUSTRYVol29No6Nov2010,(PSA),PSAH2,,,,H2,,H265kWh/m3,H2,05kWh/m3,1000m3/h,500~800,1000m3/hPSAH2H2,,,PSA1表1利用PSA法以焦炉煤气为原料生产氢气的钢铁公司/m3h-11000,1000,15006001000,12001000,1000,10001000600800,,,,14()24%~28%,COH2,,:CO+2H2=CH3OH+QCO2+3H2=CH3OH+H2O+Q,60MPa,,,,2000~2200m31t8t/a4,30,481t,,:!1t2000~2200m3,10t25000m3∀20t,415,,:,(DRI),,[5],,,DRI,:(1),,DRI,40%~50%,DRI,,,Midrex,1tDRI700m3,100tDRI7m3,300t,7m3(2)DRI,,,66%,,DRI,39Vol29No6Nov2010ENERGYFORMETALLURGICALINDUSTRY,,16,,,:!;∀;#,;∃,,(1),2080,,18~22m31m3,227m3/t2080,2,21000m3/h,09kg/kg,10LINZ2002(BF5,BF6,8m)12500m3/h(50kg/t),70kg/t20kg/tMONVALLEY(1598m31381m3)1994,20051416,t65kg,,,,,610[6],,,,,,(2),,,,,,,,,,,,,,,,,,,2(1),,(2),,,(3),,(4),,(5),,,(6),,CO2,(下转第44页)40ENERGYFORMETALLURGICALINDUSTRYVol29No6Nov2010responseofturbulentpremixedflamestonormalacousticexcitation.ProceedingoftheCombustionInstitute.2005,30:1749-1756[17]H.Yoshida,M.Koda,Y.Ooish,iK.P.Kobayash,iM.Saito,Supermixingcombustionenhancedbyresonancebetweenmicroshearlayerandacousticexcitation.InternationalJournalofHeatandFluidFlow,2001,22:372-379[18]Y.C.Chao,Y.W.Huang,D.C.Wu,EffectsofflameliftingandacousticexcitationonthereductionofNOxemission.CombustionScienceandTechnology,2000,158:461-484[19]N.Kurimoto,Y.SuzukiandN.Kasag.iActivecontroloflifteddiffusionflameswitharrayedmicroactuators.ExperimentsinFluids.2005,39(6):995-1008[20]JohnC.Wagner,NOxemissionreductionbyoscillatingcombustion.GasTechnologyInstitute,FinalreportforU.S.DepartmentofEnergy,2004编辑(上接第36页)[16],,[J].,2001,22(5):658-660[17],[J].,2005,11(3):232-235[18],[J].2006,46(5):673-678[19],[J].,2006,27(3):515-518[20],,[J].,2006,12(1):46-50[21],,[J].,2007,13(6):549-553[22],,[J].(),2008,42(2):282-286[23],,[J].,2009,34(11):1475-1478[24][D].:,2005[25],,[J].,2006,23(2):217-223编辑(上接第40页)[1][J].,2001,(3):41[2],,[J].,2006,(2):45-46[3][J]..2005,(2):61-63[4]%&∋∋∋[J].,2007,(12):10-11[5]PeterDiemer,HansJrgenKillich,KlausKnop.PotentialsforUtilizationofCokeOvenGasinIntegratedIronandSteelWorks[J].StahlundEisen,2004,124(7):21[6],∋∋∋[N].,2008-10-16(1)编辑44ENERGYFORMETALLURGICALINDUSTRYVol29No6Nov2010