电催化氧化技术处理难生化有机废水的研究现状及进展

32120071ENVIRONMENTALSCIENCEANDMANAGEMENTVol132No11Jan12007:2006-09-11:(1964-),,,,,::1673-1212(2007)01-0107-04,,,(,150001):,,,,,,,:;;:X703.1:ATheResearchStatusandProgressofElectro-catalyticOxidationTechnologyinRefractoryOrganicWastewaterTreatmentJiaoCaishan,SunYan,MenXueyan,WenQing(CollegeofMaterialScienceandChemicalEngineering,HarbinEngineeringUniversity,Harbin150001,China)Abstract:Withtherapiddevelopmentofindustry,largequantitiesofindustrialwastewater,especiallytherefractoryorganicwastewater,isdischargedintoourenvironment.Thissituationbringsseriousthreattohumanity,soeffectivemethodstotreattheindustrialwastewaterisbadlyneeded.Accordingtothedocument,itisintroducedthatakindofnewtechnologyinwastewatertreatment,theelectro-catalyticoxidationtechnology,andseparatelydefinesthetechnologyfromtheanodescatalyticoxidationandthecathodesreducing,containingitsworkingprinciple,theresearchstatusandprogressofcatalyzedelectrodes,andtheactu2alapplication.Inaddition,thetreatmentunderconspiracyofanodesandcathodesissummarized.Atlast,theresearchdirectionofthistechnologyisproposed.Keywords:electro-catalyticoxidationtechnology;anodicoxidation;cathodicreducing,,,,,2005,243.1,200410%[1],,,pH,,,,18892060,,[2],,,11.1,;70132120071Vol132No11Jan12007,(OH),,,,,,,,,,,,,1.21.2.1,(CuCu2+),,(Pt),1963H.BeerDSA(DimensionallyStableAnodes),[3]DSA,,,,DSADSA,(TiPt),,1.2.2PtIrRu,,,SnO2PbO2Sb2O5RuO2IrO2MnO2,,,,,Ti/SnO2-Sb2O5Ti/RuO2-GdTi/SnO2-Sb2O3-MnO2-PbO2,,,,,SnO2Sb,Comninellis[4]Ti/PtTi/SnO2-Sb2O5,,4,PbO2,BiNiFeHyeongYeo[5],BiPbO2Mn2+,Bi5+PbO2BiOx(x2),1.2.3,,,,,,H.M.Villullas[6]PtSnO2,Ti,,0.1V,,Ti/PbO2,,,(),(),,[7]Ti/PbO2,TiO2,-PbO2,90,,80132120071Vol132No11Jan12007N.Vatis2tas[8]Ti/SnO2-PbO2,SEMXRD,,1.3[9]PbO2,,,275%100%LoizidouM[10]Ti/Pt,,NaCl,0.89A/cm2,pH8.57,18minCODcr86%,BOD571%22.1,:(1):,,,,::O2+2H++2e-H2O2:O2+H2O+2e-HO-2+OH-HO-2+H2OH2O2+OH-H2O2,,Fe2+,H2O2,,:Fe2++H2O2+H+Fe3++OH+H2O:Fe2++H2O2Fe3++OH+OH-Fe3+Fe2+,,,Fenton,,:(1)H2O2;(2)H2O2;(3)H2O2:,(2):Fe3+Fe2+,Fe2+H2O2,Fe3+,Fe3+Fe2+,Fe2+,Fe2+,,Fe2+2.22090,,H2O2[11][12]-[13]50%95%,,pH,pH,-0.6-0.7(),pH2.83.5,PTFEPt/CPt/C/FeAg,,[14]4:1C/PTFE,Ti/RuO2,,Brillas[15]Pb/PbO2,C/PTFE,100mg/L4-2.3,,Huang[16],COD204mg/L,4A,pH3.8,H2O2600mg/L,COD86%,FentonCOD35%,(),COD50%,3,90132120071Vol132No11Jan12007,,[17],:1013%,Fe2+,1215%,,,,,,,C.L.K.Tennakoon[18],SnO2-Sb2O5,10mA/cm2,22kg(COD)/(hm3)4,,(1),;,,(2),,OH,,,(3),,,5,,,,,,:[1].2005[J].,2006(6):3215.[2].[J].,1997,19(6):19-21.[3].[J].,2004,21(1):126-131.[4]ComninellisC.PrepareationofSnO2-Sb2O5filmsbythespraysurplusestechnique[J].Appl.Electrochem,1996,26:83-89.[5]YeoIn-Hyeong.Electrocatalysisofanodicoxygentransferreaction[J].JElectrochemSoc,1989,136(5):1935-1941.[6]H.M.Villullas.AnodicoxidationofformaldehydeonPt-modifiedSnO2thinfilmelectrodespreparedbyasol-gelmethod[J].ElectrochimicaActa,2004,49:3909-3916.[7].-PbO2TiO2[J].,2003,32(7):558-560.[8]N.Vatistas.Leaddioxidecoatingobtainedbypulsedcurrenttechnique.ElectrochemistryCommunications,2000,2:334-337.[9].[J].,2003,24(3):121-124.[10]LoizidouM.ElectrochemicaloxidationofatextiledyewastewaterusingaPt/Tielectrode.JournalofHazardousMateri2alsB,1999,70:41-46.[11]HsiaoY.L,NobeK.OxidativereactionsofphenolandchlorobenzenewithinsituelectrogeneratedFentonpsreagent.ChemicalEngineeringCommunication,1993(a),126:97-110.[12]GallegosA.A,PletcherD.Theremovaloflowlevelor2ganicsviahydrogenperoxideformcdinareticulatedcitreouscar2boncathodecell,Part1.Theelectrosynthesisofhydrogenperox2ideinaquecousacidicsolutions.ElecrochimicaActa,1998,44:853-861.[13]HrringtonT.,PletchierD.TheremovaloflowlevelsoforganicsfromaqueoussolutionusingFe2+andhydrogenperoxideformedinsituatgasdiffusionelectrodes.JournalofElectrochem2icalSociety,1999,146(8):2983-2989.[14],,,.[J].,2004,12(3):303-306.[15]BrillasE,BastidaR.M.,LiosaE.ElectrochemicalDe2strustionofAnilineand4-chloroanilineforWastewatertreat2mentUsingaCarbon/PTFEO2fedCathodejournalofElectro2chemicalSociety.1995,142:1733-1741.[16]HuangYH,ChouSS.StudyontheBioeffluentofPet2rochemicalWastewaterbyElectro-FentonMethod[J].WatSciTechnol,1999,39(10-11):145.[17]ZhouMH,WuZC.Anovelelectoralysismethodfororganicpollutantsdegradation[J].ChinChemLett,2001,12(10):929-932.[18]Tennakoon.CLK.ElectrochemicalTreatmentofHu2manWasteinPacked-bedReactor.Appl.Electrochem,1996,26:18-30.011