城市交通干道区颗粒物中多环芳烃的源解析研究

1,2,2(1.,210029;2.,210094):,45.2%34.0%20.7%:;;;::A:100326504(2004)0620050202(PAHs),,[1],()PAHs,,PAHs,PAHs,PAHs,,PAHs,PAHsPAHs,PAHs1PAHs,168:0016:00,PAHs,27PAHs,1127PAHs:(1972-),,,,2PAHs2.1PAHsPAHsPAHs[2]PAHsPAHs11PAHsBaP/BghiPPhe/AnthrBeP/BaPBaA/ChryBaP/COR0.884.550.641.583.24[3]0.96.630.841.61.01.21[324]0.30.43.481.1130.281.21[4]0.460.817.68.822.50.170.361[3]81.41,BaP/BghiP((a)/(ghi))(),Phe/An2thr(/),BeP/BaP((e)/(a)),BaA/Chry((a)/),BaP/COR((a)/),PAHs2.2PAHs,2,88.6%,(ghi)(1,2,32cd)(e),(b)(k)(a)[5],,(ghi)(1,2,32cd),(b)05276200411©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(cd)0.80730.49000.27697,122(a)0.49510.30690.66041,920.74660.46270.42300.73790.54110.3688(a)0.70110.5609-1,320.79570.28410.51689-0.7226-0.55874,52(e)0.40820.53690.5487(b)0.77780.47770.3537(k)0.76020.26640.42850.8363-0.3103(a)0.74480.48610.4314(e)0.85160.26640.4285(d)0.7924--(def,mno)0.53790.25560.6715(1,2,32cd)0.8594-0.4690120.35450.42340.6715(a,h)-0.73980.4289(ghi)0.80290.34130.4457--0.891774.34%9.00%5.27%:0.23(k)(),(1,2,32cd)(0.23),M.F.Simicik[6](d),(d)(0.23),(d),,,(1,2,32cd)(ghi),PAHs,,,(1,2,32cd)(ghi),(b)(k),,2.3PAHs:PAHs=50.052+12.742(d)+125.537+21.138(r2=0.9495)PAHsPAHs33PAHsPAHs(ng/m3)(%)125.5370.54045.221.1382.40834.0(d)12.7422.43920.73(1)PAHs,PAHs(2),,88.6%,(d)(3),PAHs45.2%34.0%20.7%[][1]DianaJFreeman,FrankCR,Cattell.Woodburningasasourceofatmosphericpolycyclicaromatichydrocarbons[J].En2viron.Sci.&Technol,1990,24:158121585.[2].[J].,1993,6(3):37241.[3]GschwendPM,HitesRA.Fluxesofpolycyclicaromatichydro2carbonstomarineandlacustrinesedimentsinthenortheasternUnitedStates[J].GeochimicaetcosmochimicaActa.,1981,45:235922367.[4]RoggeWF,HildemannLM,MazurekMA,etal.Sourceoffineorganicaerosol22noncatalystandcatalyst2equippedautomo2bilesandheavydutydieseltrucks[J].Environ.Sci&Tech2nol.,1993,27,6362651.[5]HarrisonRM,SmithDJT,LuhanaL.SourceapportionmentofatmosphericpolycyclicaromatichydrocarbornscollectedfromanurbanlocationinBirminghanU.K[J].Environ.Sci.&Technol.,1996,30:8252832.[6]SimicikMF,EisenreichSJ,LioyPJ.Sourceapportionmentandsource/sinkrelationshipsofPAHsinthecoastalatmosphereofChicagoandLakeMichigan[J].AtomosEnviron,1999,33:507125079.(:2004202209;:2004204215)15,©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(m3d)andmaximumNH3-Nre2movalefficiencyof1.285kg/(m3d),whilehydraulicloadhadlittleeffectonCODremovalandrelativelybiggereffectonNH3-N,TNre2moval,withhydraulicloadcontrolledbelow2.39m/h.Keywords:biologicalaeratedfilter;gasandwaterratio;backflowra2tio;flushingloadStudyonSourceApportionmentofPolycyclicAromaticHydrocarbonsinAirborneParticulateatUrbanTrafficTrunksYANGXu2shu1,WANGZheng2ping2,SONGYan2tao2(1.SchoolofPharmacy,NanjingMedicalUniversity,Nanjing210029;2.SchoolofChemicalEngineering,NanjingUniversityofScienceandTechnology,Nanjing210094)Abstract:Ratiomethod,factoranalysismethodandmultipleregressionmodelwereappliedtosourceapportionmentexperimentofpolycyclicaromatichydrocarbons(PAHs)inairborneparticulateattrafficareasinNanjing.ResultsshowedthePAHsinallsamplesfromtraffictrunkswerestronglyassociatedwiththeemissionofcoalcombustion,gasolineemissionanddieselemission,whichaccountedfor45.2%,34.0%and20.7%oftotalPAHsrespectively.Keywords:PAHs;airborneparticulate;sourceapportionment;airpollutionStudyAdvanceonEnvironmentInformationSystemLUYue2xian,CHENZhen2lou,WANGJun,ZHANGYi(KeyLaboratoryofGeographyInformationScienceoftheMinistryofEducation,EastChinaNormalUniversity,Shanghai200062)Abstract:Environmentinformationsystemisoneoftheimportantmea2suretoimproveenvironmentalmanagelevel.Thispapersummarizesthecurrentsituationofthestudyofenvironmentinformationsystemathomeandabroad,analyzethedeficiency,anddiscussesthefuturetrend.Keywords:environmentinformationsystem;environmentmanage2ment;advanceSeveralThoughtstoImproveLegislationofChineseEnvironmentandResourcesJIANGLi(DepartmentofChemistryandIndustry,JiangsuTeachersCollegeofTechnology,Changzhou213001)Abstract:ThisessayanalysessomeproblemsinChineselawofthepro2tectionofenvironmentandresourcesandputsforwardsomecounter2movestoconsummatethesedefects.Keywords:environment;resources;legislationEnvironmentSpecialMapSystemBasedonGISComponentJINGPing(CollegeofUrbanandEnvironmentScience,TianjinNormalUniversity,Tianjin300074)Abstract:ThispapernarratestheoverallconceptionandfunctionabouthowtodevelopenvironmentspecialmapsoftwarewithGIScomponent,designsthesoftwareinterfaceforenvironmentGISdisposalmodel,buildsmapdatabasesoftwaretosavetheaccomplishedspecialmap,implementsthefunctiontodelete,lookandprintmapwithmapdatabase.Thissoftwarecanbewidelyusedine