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(,550025)ProgressintheresearchonphotocatalyticoxidationprocessesfortreatingpharmaceuticalwastewaterHuangLiang(SchoolofChemistryandEnvironmentalScience,GuizhouUniversityforNationalities,Guiyang550025,China)[],,,。[];Fenton;[]X703.1[]A[]1005-829X(2009)08-0010-03Abstract:Thetheoryandcharacteristicsofphotocatalyticoxidationprocessareintroduced.Theresearchandap-plicationofthisprocesstopharmaceuticalwastewatertreatmentinrecentyearsbothinChinaandabroadhasbeenreviewed.Onthisbasis,theproblemsandprospectofphotocatalyticoxidationinpharmaceuticalwastewatertreat-mentarediscussedandpredicted.Keywords:pharmaceuticalwastewater;Fentonprocess;photocatalyticoxidation,,,。、、、,、、、,。,(、、)SO42-,,〔1〕。,(STPs)〔2-3〕。μg/Lng/L,mg/L,,,〔4〕。,。1,,,,,,。1。1/%,COD900~7000mg/LFenton/SBRCOD(98)[5]、,COD250~1400mg/LO3/H2O2COD(53~95)[6](PGN),PGN100mg/L—FentonPGN(98)[7]、,COD4000~13000mg/L/Fe2+/H2O2COD>90[8](Tylosin),COD600~800mg/LUASRCOD(75~85)[9](TC),TC850mg/L、COD8000mg/LPACs/UF/ROTC(95)COD(98)[10],COD267mg/LFenton—COD(73)[11]、,COD5000~60000mg/L、TOC3593~6287mg/LTPAD—MBRCOD(99)[12],COD9736~19862mg/LA/OCOD(90)[13]、,TSS119mg/L、COD508mg/LMBRTSS(98)COD(90)[14]29820098IndustrialWaterTreatmentVol.29No.8Aug.,200910——2009-08,29(8)2009-08,29(8)1,—,,,,。、、,,,,PingZhou〔13〕A/O,COD>90%,,<10%。,,,,。,、,,。22.1Photo-FentonPhoto-FentonFenton(AOPs)。Fenton,(O3、H2O2)()Fe2+(Fe3+Fe2+),(HO·),〔15-16〕(1)~(3):Fe2++H2O2→Fe3++HO·+OH-(1)Fe3++H2O+hν→Fe2++H++HO·(2)H2O2+hν→2HO·(3)HO·2.8V,O3H2O2,,〔~109L/(mol·s)〕CO2、H2O,,,(、),,。,〔17-18〕。,Photo-Fenton。H.Shemer〔19〕UV/H2O2/Fe2+,(253.7nm),UV/H2O2/Fe2+。pH3.5,Fe2+H2O21.18×10-5、2.94×10-5mol/L,5min,6×10-6mol/L94%,,H2O2/Fe2+76%。O.Gonzalez〔20〕UV/H2O2/Fe2+SMX(Sulfamethoxazole)(TOC94.5mg/L,COD290mg/L),,8W,UV/H2O2/Fe2+SMX。pH2.8,Fe2+10mg/L,SMX200mg/L,H2O250mg/L1000mg/L,TOCCOD79.9%92.5%,BOD5/COD00.25,。Photo-FentonUV。A.Zapata〔21〕Photo-FentonDIDM〔2-(2,4-dichlorophenyl)-2-(1H-imidazol-1-ylmethyl)-1,3-dioxolan-4-ylmethanol〕DTDM〔2-(2,4-dichlorophenyl)-2-(1H-1,2,4-triazol-1-ylmethyl)-1,3-dioxolan-4-ylmethanol〕(DOC200mg/L,COD700mg/L),CPC(compoundparabolicconcentrator,)74min,DIDMDTDM。2.2。(TiO2、ZnO、CdS)(3eV),(e-),(h+)。(h+),OH-H2OHO·,(e-)O2(O2-·)〔22〕。TiO2、、、,,。,(、),,〔23〕。F.Mendez-Arriaga〔24〕1kWTiO2(IBP)。TiO21g/L40mg/L,30℃4h,TOC80%,BOD5/COD00.42,。V.A.Sakkas〔25〕1.5kW,pH6.0,TiO20.5g/L:11——2009-08,29(8)2009-08,29(8),30min,87%。,B.Tryba〔26〕FeC2O4TiO2,Fe-C-TiO2,UV/H2O25h,90%50%,TiO270%~80%20%,,Fe-C-TiO2/UV/H2O2Photo-Fenton,。,,〔27〕,。3,,。、。,。,,,,,,,。,,:(1)Photo-Fenton,,,。,,BOD5/COD,。(2),,(),,。(3),,。[][1]JelenaR,MiraP,DamiàB,etal.Advancedmass,spectrometricmethodsappliedtothestudyoffateandremovalofpharmaceuti-calsinwastewatertreatment[J].TrACTrendsinAnalyticalChem-istry,2007,26(11):1132-1144.[2]GlassmeyerST,FurlongET,KolpinDW,etal.Transportofchemicalandmicrobialcompoundsfromknownwastewaterdis-charges:Potentialforuseasindicatorsofhumanfecalcontamina-tion[J].EnvironmentalScience&Technology,2005,39(14):5157-5169.[3]AndreozziR,RaffaeleM,NicklasP.PharmaceuticalsinSTPef-fluentsandtheirsolarphotodegradationinaquaticenvironment[J].Chemosphere,2003,50(10):1319-1330.[4]HirschR,TernesT,HabererK,etal.Occurrenceofantibioticsintheaquaticenvironment[J].ScienceoftheTotalEnvironment,1999,225(1/2):109-118.[5]TekinH,BilkayO,AtaberkSS,etal.UseofFentonoxidationtoimprovethebiodegradabilityofapharmaceuticalwastewater[J].JournalofHazardousMaterials,2006,136(2):258-265.[6]PalcioluIA,觟tkerM.TreatmentofpharmaceuticalwastewatercontainingantibioticsbyO3andO3/H2O2processes[J].Chemo-sphere,2003,50(1):85-95.[7],,,.-Fenton[J].,2007,26(5):618-621.[8]KulikN,TrapidoM,GoiA,etal.Combinedchemicaltreatmentofpharmaceuticaleffluentsfrommedicalointmentproduction[J].Chemosphere,2008,70(8):1525-1531.[9]ChelliapanS,WilbyT,SallisPJ.Performanceofanup-flowanaerobicstagereactor(UASR)inthetreatmentofpharmaceuticalwastewatercontainingmacrolideantibiotics[J].WaterRe-search,2006,40(3):507-516.[10]ZhangJC,GiornoL,DrioliE.Studyofahybridprocesscom-biningPACsandmembraneoperationsforantibioticwastewatertreatment[J].Desalination,2006,194(1/2/3):101-107.[11]XingMeiyan,DengCan,GodefroidB,etal.TreatmentofpharmaceuticalwastewatercontainingrecalcitrantcompoundsinaFenton-coagulationprocess[J].JournalofEnvironmentalSci-ences,2006,18(3):459-463.[12]ChenZhaobo,RenNanqi,WangAijie,etal.Anovelapplica-tionofTPAD-MBRsystemtothepilottreatmentofchemicalsynthesis-basedpharmaceuticalwastewater[J].WaterResearch,2008,42(13):3385-3392.[13]ZhouPing,SuChengyi,LiBinwei,etal.Treatmentofhigh-strengthpharmaceuticalwastewaterandremovalofantibioticsinanaerobicandaerobicbiologicaltreatmentprocesses[J].JournalofEnvironmentalEngineering,2006,132(1):129-136.[14]RadjenovicJ,PetrovicM,BarcelóD.Analysisofpharmaceuticalsinwastewaterandremovalusingamembranebioreactor[J].Ana-lyticalandBioanalyticalChemistry,2007,387(4):1365-1377.[15]KitisM,AdamsCD,DaiggerGT.TheeffectsofFenton’sreagentpretreatmentonthebiodegradabilityofnonionicsurfac-tants[J].WaterResearch,1999,33(11):2561-2568.(17)12——2009-08,29(8)2009-08,29(8)!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!![5],.[J].,2001
本文标题:光催化氧化技术处理医药废水研究进展黄亮
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