催化剂在污水处理方面的应用

FriendofScienceAmateurs2010071221008TiO2POMFentonFentonTQ426A10008136201021000102112Fenton2nn3OH45TiO2POM2.1TiO23TiO2E3.2eV3.0eV387nm413nm67TiO2TiO2ehehO2/H2OOH/?O2TiO22.2POM8POMPOMPSPS2.393Fenton3.1Fenton1894FentonpH25Fe2H2O2Fe2/H2O2FentonFenton1964EisenhouserFentonFenton10FentonFe2H2O2pH25H2O2Fe2HO?HO?2.8V2.87V2.07V1.50VHO?113.2FentonFentonFe2H2O234.9kJ/molOH?FentonOH?12Fe2+++H2O2Fe3+++OH+OH?1OH?+Fe2+Fe3++OH2Fe3++H2O2Fe2++HO2?+H+3Fe3++HO2?Fe2++O2+H+4Fe2++OH?Fe3++OH53.3FentonFentonFentonFriendofScienceAmateurs2010072FentonFenton3.3.1Fenton13FentonFentonFentonUV/H2O2FentonOHFe3+OHOHFe2+Fe2+H2O2OHFe2+H2O2UV/Fenton3.3.2FentonFentonFe2+H2O2FentonFentonH2O2FentonFentonH2O2Fe2+H2O2Fenton14415174.1Al2O3TiO24.2PtTi/PbO2Ti/IrO2Sb/SnO2PtSbSnO2SnO2CO24.32.5103Fe2+Fe3+N251..2008.7182..200563.TiO2J.1999.3034.J.2003.2315BNeppolianetcSolar/UVinducedphotocatalyticdegrada2tionofthreecommercialtextiledyesJJournalofHazardousMaterial,2002.89200216..1997.5317BerkoABiroTSolymosiFFormationandmigrationoncarbonproducedinthedissociationofCOonRh/Ti02110112modelcatalystAscanningtunnelingmicroscoPYmicroscopystudyJPhysChemB2000.1041225068..200211619.J.20042l92210.M.200327428411.Fenton.20081926272912.FentonFeJ.2002.22555155613.FentonM.20090114.FentonJ.2001121315.M.199916.M.200217RAMESHKS.CatalystmaterialsforhightemperatureprocessM.Westerville:TheAmericanCeramicSociety,1999ApplicationOfCatalystsinWastewaterTreatmentZhuYing,ZhangLinbin,LuYangAbstractThisarticlegivesanoverviewoftheprogresssummaryanddevelopmenttrendofcatalytictechnologyinwastewatertreatmentatthepresentstagefromtheaspectofvariouscatalystsusinginwastewatertreatmentandtheirprinciple.KeywordsWastewaterTreatment;Catalysts;TiO2;POM;photofenton;electrofenton