循环流化床锅炉掺烧石油焦的SO_2排放特性研究

:20031103;:20031208:(1970),,,:CN311508(2004)05007405SO2,,,,(,210096):;;;SO2:,SO2,:TK229.6+6:A1,;,,[14],,,,,,,;,,[510],,,,22.10.6MW11-;2-;3-;4-;5-;6-;7-;8-;9-;10-;11-;12-;13-;14-;15-;16-;17-;18-;19-;20-;21-;22-;23-;24-;25-;T1T20:;P1P18:;M1M7:1CFBC0.6MW,30m212m,35520049BOILERTECHNOLOGYVol.35,No.5Sep.,2004©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.20,16,11,7,1,1,RousemountNGA2000,2.2(12)[11],,87.01%,33.85MJ/kg,,,1()%CarHarOarNarSar58.982.99.390.860.7687.013.682.222.181.882()/%/MJkg-1/Mar/Aar/Var/FCar/Qnet,ar/Qnet,gr6.121.0123.6149.2722.4223.162.40.6313.5383.4433.8534.673[11]3%CaOCaCO354.2996.433(311113),08mm,350400mm33.1SO2,,,,SO2SO2400,,I(H2S),R,SO2CaOCO2,CaOSO2H2SCaSO4CaS,,::S+O2vSO2:CaCO3vCaO+CO2-183kJ/mol:CaO+SO2+1/2O2vCaSO4+500kJ/molCaO+H2SvCaS+H2OCaCO3+H2SvCaS+H2O+CO2CaS+2O2vCaSO4CaSO4CaS,2,,,,CaSO4;CaS,CaSCaSO4CaO850,CaSO3,CaOSO2Ca2SO3,,SO2,;SO2,,,,SO2,SO2,SO23.2SO23.2.1SO2SO22,,R31SO2SO2575,:SO2©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.2SO2,,SO2,H2SH2SCaS,H2S,SO2,CaSCaOCaSO4,:2CaS+3O2v2CaO+2SO2CaS+3CaSO4v4CaO+4SO2CaS+2O2vCaSO4CaO2CaS2CaSO4,,SO2,CaSCaOSO2,,CaSO4,,CO,CaSO4,::CaSO4+COvCaO+SO2+CO2:CaSO4+4COvCaS+4CO2,,,,,,,SO2SO2,,SO2,,1000,750,,SO23.2.2SO2SO23(a)3(b),,,R11,850,SO2,1300mg/Nm3;R31,830,SO2720mg/Nm3SO2,800,,;,,,,,CaSO4CaO,SO2,;900,CaOCaOSO2,3.2.3SO24SO23SO26735©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,,SO2,,,,SO2,,H2SFeS,SO2,,SO2SO2,,,,,4SO23.2.4Ca/SSO2Ca/S511,Ca/SSO2,Ca/S,SO2,Ca/SCaOCaSO4CaO,,CaOCaSO4,,,,Ca/S,,Ca/S,SO2CaO,SO2Ca/S1.52.5Ca/S,,,NOxN2O,Ca/S,Ca/S25Ca/SSO24(1),,SO2(2),SO2,R11,850,;R31,830(3)Ca/S,SO2,Ca/s,,Ca/S2:[1]1[J]1,1996,27(1):6367.[2]1[J]1,1994,29(4):3641.[3]1[J]1,1995,(4):2427.[4],,1[J]1,2001,52(9):834837.[5],,1[J].,2000,20(1):507510.[6],,1[J]1,1999,30(3):2529.[7]1[J]1,2001,22(2):3034.[8]I.f.Abdulally,K.Reed,Experienceupdateoffiringwastefuels775,:SO2©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.inFOSTERWHEELERpsCirculatingFluidizedBedBolers[A].InProceedingof13thInternationalConferenceonFluidizedBedCombustion[C].1995:753-765.[9]MichaelG.Alliston,SamuelG.Probst,etal.,ExperiencewiththecombustionofalternatefuelsinaCFBpilotplant[A].InProceedingof13thInternationalConferenceonFluidizedBedCombustion[C].1995:745-751.[10]DonM.Zierold,RandyW.Voyles,NISCOcogenerationfacility[A].InProceedingof12thInternationalConferenceonFluidizedBedCombustion[C].1993,(1):501-510.[11]1[D].:,2002.ExperimentalInvestigationonSO2EmissionCharacteristicsfromBurningPetroleumCokeinCFBHANSong,ZHAOChang2sui,CHENChuan2min,WANGWen2xuan,WANGFeng2jun(TheKeyLaboratoryofCleanCoalPowerGenerationandCombustionTechnology,MinistyofEducation,ThermoenergyEngineeringResearchInstitute,SoutheastUniversity,Nanjing210096,China)Keywords:CFB;petroleumcoke;combustion;SO2Abstract:OnahotCFBtestrigadesulferizationtestwasconductedforburningpetroleuncokemixedwithcoal.Theinfluenceofseveralfactors,suchascombustiontemperature,calcium/sul2furratioandexcessoxygencontentonSO2emissionwasdiscussed.Andapracticalbasisisprovid2edfortheindustrialapplicationofpetroleumcokeinCFB.(70)80,SO3(3),O2,O2/SO25,,H2O/SO26(4),0.10m/s0.50m/s,(5)0.5m,1m:[1]DeBarrJA,LizzioAA.AdsorptionofSO2onbituminouscoalcharandactivatedcarbonfiber[J].Energy&Fuels.1997,(11):267-271.[2],,,.[J].,2002,(4):29-34.[3],.[M].:,1989:397-398.[4],,,.[J].,2000,21(5):264-268.[5]RubioB,IZO2uierdoMT.LowCostadsorbentsforlowtem2peraturecleaningofflueGases[J].Fuel,1998,77(6):631-637.InvestigationontheKeyParametersofFlueGasDeslfurizationbyActivatedCarbonAbsorptionMethodWANGJian2wei,CAOZi2dong,ZHANGZi2gang(XianJiaotongUniversity,Xian710049,China)Keywords:activecarbon;fluegasdesulfurization;keyparametersAbstract:Basedonthedatafromthemiddle-testofactivatedcarbonabsorptiontechnology,somepa2rametersareanalyzedabouttheirinfluencesontheefficiencyoffluegasdesulfurization.Thepropertyofactivatedcarbon,contentofH2OandO2,workingtemperatureandspacespeedareproposedasthekeyparametersandanoptimalworkingrangeforthesekeyparametersisrecommended,whichprovidedanimportantreferencetotheactualindustrydesign.8735©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.