城市生活垃圾流化床焚烧的PCDDsPCDFs排放特

PCDDsöPCDFsX,,,,,,(,310027):PCDDöFs150töd:;;;ö(PCDDsöPCDFs):X511:A:100628740(2001)0320209205StudyonPerformanceofPCDDsöPCDFsEmissionfromMSWFluidizedBedIncineratorsLIXiao2dong,XUXu,YANJian2hua,CHIYong,GUYue2ling,NIMing2jiang,CENKe2fa(InstituteforThermalPowerEngineering,ZhejiangUniversity,Hangzhou310027,China)Abstract:MunicipalSolidWaste(MSW)IncinerationhasbeenadoptedgraduallyinChina.moreattentionispaidonpolychlorinateddibenzo2p2dioxinsandpolychlorinateddibenzofurans(PCDDsöPCDFs)emissionsfromMSWincinerators.A150tödMSWincineratorhadbeenputintocommercialapplicationbasedonZhejiangUniversitysdifferentialdensityfluidizedbedincinerationtechnology.ThepaperintroducesthesamplingandmeasuremethodforPCDDsöPCDFs.ThenPCDDsöPCDFsemissionsmechanismsresearchresultsonasmall2scaleexperimentaldevicearereported.Furthermore,PCDDsöPCDFsemissionsfromthe150tödMSWincineratorismeasuredandtheresultsareanalyzed.Keywords:municipalsolidwaste;fluidizedbed;incineration;PCDDsöPCDFs,[1],,,,(polychlorinateddibenzo2p2dioxins,PCDDs)(polychlorinateddibenzofurans,PCDFs),,2,3,7,82TCDD[211]2000,PCDDöFs()1.0TEQngöm3(EPA1613)[12],,7(2001)3JOURNALOFCOMBUSTIONSCIENCEANDTECHNOLOGYVol.7(2001)No.3X:1999212228;:2000207217:(N59836210);;(N1986259878047);(Z98032598027);(RC99041):(1966-),,,,,,,150töd1:,,,EPA0023,EPA1613140%,23L,1270%80%2HRGCöLRMS,(2,3,7,82TCDD3.2pg)DB25,30mm0.25mm(i.d.)70(1min),40ömin200,6ömin280(2min)280,1.2mLömin,125,1LL,He:EI,70eV;,C1317C1222.130mm:30,,,300;30mm330mm,,,,;,,NiCr2NiSiXCT012737töd,:(),12.2150töd150töd,,,,150t,,1öömin300305g+5gFeCl3CH5ClPCDDöFs3003010g+5gFeCl3PVCPCDDöFs30800200300100g+1gPCDDöFs3(4200kJökg),35töh,,66.54%,,2234.8töhCnet,ar15.0445Hnet,ar2.09.1Onet,ar15.85CO9310-6Snet,ar0.15132Nnet,ar1.066.54%33.46%Anet,ar26.04200kJökgWnet,ar4017.7MJökg(a)(b)333.17tödH6CDDs0.18ngög,H7CCDs5.45ngög,OCDD9.20ngögPCDDöFs,,11220018:PCDDsöPCDFs,P5CCDs,H6CDDs,H7CDDsOCDD;PVCTCDDs,P5CDDs,H6CDDs,H7CDDs,OCDFOCDD;OCDD3,OCDD;PCDDöFs3GC-MSGC2MSPCDDöFs1+P5CDDs,H6CDD,H7CDDs,OCDD2+TCDDs,P5CDDs,H6CDDs,H7CDDs,OCDD,OCDF330430OCDD5OCDD,H7CDDs,H6CDDs3.2150töd,1#(19992012241999201225)3.2.1,5,TCDD2(1,3,7,82TCDD1,2,3,4-TCDD);HpCDD2(1,2,3,4,6,7,82H7CDD1,2,3,4,6,7,92H7CDD)OCDD,15PCDD15,1,2,3,7,82P5CDD,1,2,3,7,8,92H6CDD,1,2,3,4,6,7,82H7CDDOCDD0.92ngöm344Cl2PCDD,5Cl8Cl2PCDDPAHS(),[6],,,3.2.2PCDD4,57.53%,,5(4Cl,7Cl,8Cl),OCDD,,XAD,PCDDPCDD,99.5%,15,5Cl8Cl,16445,PCDD,,3.2.3150töd199012,[14]:1)CO2,O2,;2)300;3)(a)(b)4212734150tödö(ngm-3)(TEF)TEQö(ngm-3)1,2,3,4,6,6,82H7CDD8.470.010.0850.12OCDD33.70.0010.03371,2,3,7,82P5CDD0.2770.50.131,2,3,7,8,92H6CDD3.2450.10.321,2,3,4,6,7,82H7CDD19.340.010.19OCDD277.80.0010.280.92,3T,,,,,2070,,150töd,,,:8501000,3.75s,6%,,PCDDöFs()1.0TEQngöm34:1)OCDD;2)PCDDöFs150töd:1),,;2),,0.92TEQngöm3,,,:[1].[M].:,1998.[2]OlieK,VermeulenPL.Chlorobenzo2p2dioxinsandChlorobenzo2furansAreTraceComponentsofFlyAshandFlueGasofSomeMunicipalIncineratorsintheNetherlands[J].Chemosphere,1977,6:4552459.[3]WunschP,etal.TemperaturedependenceofPCDDöF2formationinboilerash[J].Chemosphere,1994,29:123521243.[4]HoraguchiM.etal.PCDDs&PCDFsfromtheMSWIncinerator[J].Chemosphere,1988,18:178521797.[5]MangcheOH,etal.TheDesignIncineratorDioximStudyPartÉ[J].Chemosphere,1990,20:177921784.[6]TakeshiSakurai,etal.FormationofPCDDöFsfromChlorophe2nols(CPs)onFlyAshinMunicipalSolidWasteIncinerator[Z].Manuscript,1997.[7],.13C2,3,7,82TCDD[J].,1995,15(4):4332439.[8],,.PCDD[J].,1995,14(3):190195.[9],,.PCDDöFS[J].,1995,14(3):1792186.[10],,.[J].,1996,2(2):11215.[11],,.GC2MS[R].,1997.[12].[R].,1999.[13]HajimeTejima,ShigehiroShibakawa,KazuoOsumi,etal.DioxinemissionbehaviorinMSWincineratordesignedafterJapaneseguideliesforcontrollingdioxin[J].Chemosphere,1998,37:230922314.31220018:PCDDsöPCDFs