电Fenton及光电Fenton法废水处理技术研究进展

30220084()JofChinaThreeGorgesUniv.(NaturalSciences)Vol.30No.2Apr.2008:2007211227:(1964-),,,,.FentonFenton(,443002):Fenton,.FentonFentonFenton,,44.:Fenton;Fenton;:O65:X52:A:16722948X(2008)0220089206ResearchProgressofWaterTreatmentTechnologybyElectro2FentonandPhotoelectron2FentonWangQiPanJarongMeiPengsenHuangYingping(ResearchCenterforEco2EnvironmentalSciences,ChinaThreeGorgesUniv.,Yichang443002,Vhina)AbstractPhotoelectro2Fentonisanewwastewatertreatmenttechnologyandattractedmoreandmoreatten2tioninwatertreatment.Thevarioustypesofelectro2Fentonandphotoelectron2Fentoncharacteristicsandthestatusquoofindustrialwastewatertrentmenttechnologyaresummarized.Meanwhile,thetheoreticalandpracticalissuestoberesolvedurgentlyandtrendsindevelopmentarealsosummarized.44referenceshavebeencited.KeywordsFenton;photoelectron2Fenton;advanced;oxidatin1,,.[1](AOPs),AOPs,Fentonphoto2Fenton[225],,,.Fenton,:(1),3%5%,;(2)FentonH2O2,;(3)pH3,.Fe2+(Fe3+)/H2O2,(photo2Fenton),Fenton,Fentonphoto2Fenton,H2O2,,.©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(),Fe3+/Fe2+,;,,;.FentonFentonFe3+Fe2+,H2O2,H2O2,,,FentonpH3,,.Fenton,,Fenton,1.1Fenton,,H2O2[6].O2+2H++2e-H2O2E=0.69V/NHE(1)H2O2Fe2+Fe3+OHFe2++H2O2Fe3++HO+HO-k1=58M-1S-1(2)OH.Fe3+O2Fe3++e-Fe2+E=0.77V/NHE(3)Fe3+Fe2+,Fe2+.Fenton:Fe3++H2O2Fe2++HOO+H+k2=0.02M-1S-1(4).Fenton(PEF,photoelectron2Fenton)Fenton,,,,Fe3+/Fe2+H2O2[7];,;Fenton(SPEF,solarPhotoelectro2Fenton),,.2.2FentonFentonFentonH2O2,Fenton:EF2H2O2[8],EF2FeRe[9],EF2H2O22FeRe,EF2FeOx[10],EF2H2O22FeOx,UV2CF/EF[11],2,FentonFenton,[12].2FentonEF2H2O2(22Fenton),EF2FeRe(22Fenton),EF2H2O22FeRe(22Fenton),EF2FeOx(22Fenton),EF2H2O22FeOx(09()20084©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.),UV2CF/EF(2Fenton/Fenton).3FentonFenton3.13.1.1,.,H2OOHMOx+H2OMOx(OH)+H++e-(7),,,MOx+1:MOx(OH)MOx+1+H++e-(8)R,R+MOx(OH)CO2+MOx+zH++ze-(9)R+MOx+1RO+MOx(10),.(10),,,(10),.,(9),,.(9),,.[13].3.1.2,.,..OH,HO2O2,,H2O2.,,.Craig,[14].,.3.1.3FentonFenton,,Fenton.,,Fenton.,Fenton,,.Brillas4(,,Fenton,Fenton).,FentonTOC,3.100mA6h,10010-6TOC92%,[15].BirameBoye[16]42222,pH=3.0,.,2(PTFE)2,4,52T[17],Fe3+,,,CO2,,H2O2.JMPeralta2Hernandez[18],Fenton,Fenton3,,3,,Fenton(0.2mM),5min,60minTOC80%,,Fenton63%,31%.CristinaFlox[19],2,,,6W(UVA)Fenton22[(422)].,UVA,TOC96%,,UVA,.IgnasiSires,FentonFenton[20],FentonTOC80%,,Fenton,UVA,96%.,FentonFenton,,19302FentonFenton©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[21],,,.Fenton,,2h80mATOCCOD90%95%.3.2.BDD,,,,[22],BDDPt,,.BDD,,Pt,,Pt[23].,(1),2[24],[25].Brillas,Fenton,FentonpH=32,42DP[26],Fenton.BDDCO2,Fenton.WuZucheng[27]2PbO2/,Ni2Cr2Ti.,,100%.Fockedey[28]SnO2/Sn/Ti,,5kWh/kgCODCr.,,,[29].KotzComninellisPulgarinPtPbO2SnO2,Sb2SnO2PtPbO2,,,IrO2,,:SnO2,CO2[30].Li2ChoungChiangPbO2/Ti,,,,[31].NaumcykTi/RuO2,600A/m2COD85%90%,TOC85%[32].,.3.3,/,,,.,.2060,Backhurst,,.,,(),,.;;.2C2,[33];[34].TennakoonCLK,SnO22Sb2O5,10mA/cm2,22kg(COD)/(hm3)[35].PbO2,:,[36].,[37],[38],DNA[39],DNA[40],Li2angHongguo22,22SnO2,DNA,DNA,DNADNA,DNAFe2+/H2O2Fenton,,DNA(DNA)[41].4Fenton,29()20084©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:(1),,.(2),H2O2.,H2O2.(3).(4).,,,,,,[42244]Fenton.,FentonFenton,.:[1]GlazeWH,KangJW,ChapinDH.TheChemistryofWaterandWastewaterTreatmentProcessesInvolvingOzone,HydrogenPeroxideandUltravioletRadiation[J].OzoneSciEng.,1987(9):3352339.[2]HquetV,CloirecPL,MeunierB,etal.Photocatalyt2icDegradationofAtrazinebyPorphyrinandPhthalocya2nineComplexes[J].Chemosphere,2000,41:3792386.[3]FerrandezJ,BandaraJ,LopezA,etal.PhotoassistedFentonDegradationofNonbiodegradableAzoDye(Or2angeII)inFe2freeSolutionsMediatedbyCationTrans2ferMembrances[J].Langmuir,1999(15):1852192.[4]SelvamK,MuruganandhamM,SwaminathanM.En2hancedHeterogeneousFerrioxalatePhoto2FentonDegra2dationofReactiveOrange4bySolarLight[J].SolarEnergyMaterialsandSolarCells,2005,89(1):61274.[5]RiosM,ShahinN,Durn2de2BazaC,etal.OptimizationoftheHeterogeneousFenton2OxidationoftheModelPollutant2,42xylidineUsingtheOptimalExperimentalDesignMethodology[J].SolarEnergy,2004,77(5):4912501.[6]KwanWP,VoelkerBM.RatesofHydroxylRadicalGenerationandOrganicCompoundOxidationinMineral2CatalyzedFenton2likeSystems[J].Environ.SciTechn2ol.,2003,37(6):115021158.[7]SunY,PignatelloJ.PhotochemicalReactionsInvolvedintheTotalMineralizationof2,42DbyIron(3+)/Hy2drogenPeroxide/UV[J].Environ.SciTechnol.,1993,27(2):3042310.[8]HsiaoY,NobeK.OxidativeReactionsofPhenolandChlorobenzenewithinSituElectroGeneratedFenton’sReagent[J].Chem.Eng.Common.,1993,126(1):972110.[9]OturanMA,OturanN,LahitteCetal.ProductionofHydroxylRadicalsbyElectrochemicallyAssistedFen2tonsReagent.ApplicationtotheMineralizationofanOrganicMicro2Pollutant,thePentachlorophenol[J].E2lectroanal.Chem.,2001,507(122):962102.[10]BrillasE,CasadoJ.AnilineDegradationbyElectro2FentonandPerox