光催化氧化法在造纸废水处理中的应用与发展

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2152008-01-27。:1673-1549(2008)05-0077-04、。X793A160m3[1]。、、、。、、。CODcr、BOD5。。。1、、。。()、。、、[1]。()90%。、、、、[2-3]。、、。、、、、、、()、、[4]。、()COD[5]。、、、、、、[6]。90[7-8]。、。2。、CODBOD522%-60%47%-62%。。20701976J.H.CareyTiO2[9]。30、、、、、[10]。2.1n(TiO2、ZnO、CdS、WO3、SnO2)、。。(Valenceband)215200810Vol.21No.5Oct.2008()JOURNALOFSICHUANUNIVERSITYOFSCIENCE&ENGINEERING(NATURALSCIENCEEDITION)()200810()(Conductionband)BandGap(Eg)[11]。e-h+———(electron/holepair)1[12]。O2、H2O·OH。CO2、H2ON2CODcr[13-15]。1—2.22.2.1。。[16-17]30min60min130min210min63.0%CO2[18]。[19]。[20]4--。:。2.2.2AOX、。AOX。CO2、H2OCl-。TiO2、ZnOWO3TOC、AOX[21-22]。[23]WO3/α-Fe2O3/WWO30.500g/LWO3α-Fe2O3W=75241pH=6.522hCOD68.3%71.2%。Aura[24]TiO2TiO2/RuxSey。20、COD、60%85%99%。2.2.3。300nm~400nm(300nm)[25]。Tinucci[26]COD93000mg/L、TOC60%100UV/TiO215hCOD360mg/L。Mansilla[27]2502%ZnO60minCOD57%80%PtZnO(0.15gPt/gZnO)COD。COD[28-29]。3.1。1。。2。3。3.21。。M.CristinaYeber[30]TiO2ZnO120min85%TOC50%AOX。2———。e-·BandGap(Eg)h+hυUVlight78215。———(Photoelectrocatalytic)[31]。DongHyun()。TiO2h+e-e-h+[32]。3。。TiO2、830nm[33-35]。。[1]ThompsonG,SwainJ,KayM,etal.Thetreatmentofpulpandpapermilleffluent:areview[J].BioresourceTechnolo-gy,2001,77(3):275-286.[2]AliM,SreekrishnanTR.Aquatictoxicityfrompulpandpapermilleffluents:areview[J].Adv.Environ.Res.,2001,5(2):175-196.[3]LacorteS,LatorreA,BarcelD,etal.Organiccompoundinpaper-millprocesswatersandeffluents[J].TrendsinAna-lyticalChemistry,2003,22(10):725-737.[4]BerrymanD,Houde,F,DeBloisC,etal.Nonylphenoliccompoundsindrinkingandsurfacewatersdownstreamoftreatedtextileandpulpandpapereffluents:asurveyandpreliminaryassessmentoftheirpotentialeffectsonpublichealthandaquaticlife[J].Chemosphere,2004,56(3):247-255.[5],.[J]..2007,27(1):8-11.[6]MunkttrickKR,ServosMR,CareyJH,etal.Environ-mentalimpactofpulpandpaperwastewater:evidenceforareductioninenvironmentaleffectsofNorthAmericanpulpmillssince1992[J].WaterSci.Technol.,1997,35(2-3):329-338.[7]YoungS,SmithDW.Effectofpulpmillchemicalsonfloc-culationinriverwater[J].WaterScienceandTechnology:WaterSupply,2001,1(2):251-258.[8]RanaT,GuptaS,KumarD,etal.Toxiceffectsofpulpandpaper-milleffluentsonmalereproductiveorgansandsomesystemicparametersinrats[J].Environ.Toxicol.Pharm.,2004,18(1):1-7.[9]JohnHC,JohnL,HelleMT.PhotodechlorinationofPCB'sinthepresenceoftitaniumdioxideinaqueoussus-pensions[J].BulletinofEnvironmentalContaminationandToxicology197616(6)697-701.[10],.TiO2[J]..2000,20(4):10-13.[11],.[M].:.2001.[12]KavitaK,RubinaC,RameshwarL.etal.TreatmentofHazardousOrganicandInorganicCompoundsthroughAqueous-PhasePhotocatalysis:AReview[J].Ind.Eng.Chem.Res.,2004,43(24):7683-7696.[13]Peiro,A,PeralJ,DomingoC,etal.LowtemperaturedepositionofTiO2thinfilmswithphotocatalyticactivityfromcolloidalanataseaqueoussolutions[J].ChemMater,2001,13(8):2567-2573.[14]Wang,YX,Vazquez-DuhaltR,PickardMA.Effectofgrowthconditionsontheproductionofmanganeseperoxi-dasebythreestrainofBjerkanderaadusta[J].CanadianJournalofMicrobiology,2001,47(4):277-282.[15]AguedachA,BrosillonS,MorvanJ,etal.Photocatalyticdegradationofazo-dyesreactiveblack5andreactiveyel-low145inwateroveranewlydepositedtitaniumdioxide[J].Appl.Catal.,B:Environ,2005,57(1):55-62.[16]KusvuranE,AtanurO,ErbaturO.Photocatalyticdegrada-tionkineticsofdi-andtri-substitutedphenoliccompoundsinaqueoussolutionbyTiO2/UV[J].Appl.Catal.,B:Envi-ron,2005,58(3-4):211-216.[17],.[J].,1998,12(2):107-108.[18],.TiO2[J].,1995(4):472-479.[19],.TiO2()[J].,1999(4):14-16.[20],.4--[J].,2005,24(8):24-26.[21]PelizzettE,BorgarelloM,MineroC,eta1.Photocatalyticdegradationofpolychlorinateddioxinsandpolychlorinatedbiphenylsinaqueoussuspensionsofsemiconductorsirra-diatedwithsimulatedsolarlight[J].Chemosphere,1998,17(3):499-510.[22]PerezM,TorradesF,DomenechX,etal.PhotocatalyticTreatmentofPaperPulpBleachEffluents[J].Quim.Ana1.,1997,16(3):211-214.[23],,.WO3/α-Fe2O3/W[J].,2001,19(2):131-138.[24]PedrozaAM,MosquedaR,Alonso-VanteN,etal.SequentialtreatmentviaTrametesversicolorandUV/TiO2/RuxSeytoreducecontaminantsinwastewaterresultingfromthebleachingprocessduringpaperproduction[J].:79()200810()!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!63[8].[J].,1994,25(2):82-83.[9].[J]..1996,25(2):93-95.[10].[D].,,2005,15(6):142-144.[11]NickBassiliades,LoannisVlahavas,AhmedK.Elma-garmid[J].AnExtensibleActiveKnowledgeBaseSystemwithMultipleRuleTypeSupportDept.ofComputerSci-ences,1998,37(11):127-128.StudyonModelofDangerousMonitoringSystemBasedonActiveKnowledge-BaseYANGQun1,CAILe-cai2,MOZai-feng2(1.ElectronicsandInformationEngineeringDept.,SichuanUniversityofScience&Engineering,Zigong643000,China;2.Dept.ofComputerScience,SichuanUniversityofScience&Engineering,Zigong643000,China)Abstract:Theactivecharacteristicisanimportantfunctionofactiveknowledge-base,ittakesevent-condition-actionmannertorealizeitsactivefunction.Byapplyingtheactiveknowledgebasetechnologytothedangerousmonitoringsystems,wherethedatawillbeanalyzedandhandledeventsconformingtorulesarecompositedandcorrespondingactionsintheactiveknowledgebasecanbetriggeredactively,whichwillimprovethefunctionofthedangerousmonitoringsystems.Keywords:ac
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