电化学高级氧化技术处理难降解有机废水的影响因素陈蕾

48120191AppliedChemicalIndustryVol．48No．1Jan．20192018-05-282018-06-29413015451985－。[e-mail]210037、pH、、H2O2FentonpH。TQ150．9X703．1A1671－3206201901－0164－05FactorsaffectingthetreatmentofrefractoryorganicwastewaterusingelectrochemicaladvancedoxidationprocessesCHENLeiWANGZhi-pengCollegeofCivilEngineeringNanjingForestryUniversityNanjing210037ChinaAbstractTheinfluencesoftheinitialconcentrationoforganicpollutantspHvaluereactiontemperatureandtheelectrolyteonthetreatmentofrefractoryorganicpollutantsintheexperimentalresearchandengi-neeringpracticearereviewedwhichwillprovideguidanceforthehigheffectiveapplicationofelectro-chemicaloxidationtechnologyintreatingrealindustrialwastewater．ItisalsosuggestedthatthecontinuousgenerationofH2O2andtheproblemoflowpHvalueandcatalystimmobilizationintheelectricalFentonsystemwillbetheimportantdirectionsforfurtherresearch．KeywordselectrochemistryadvancedoxidationtechnologyrefractoryorganicpollutantsFenton。AOPs。·OH、、、、。H2O2/UVC、O3、O3/UVC、O3/H2O2O3/H2O2/UVC、、FentonFenton1。EAOPs。AO、FentonEFFentonPEFFentonSPEF、Fenton2。、、3。。。DOI:10.16581/j.cnki.issn1671-3206.20181101.037111．1AO·OH、H2O2、O3、4。M+H2O→M·OH+H++e－12M·OH→2MO+H2O223H2O→O3+6H++6e－32Cl－→Cl2+2e－4Cl2+H2O→HClO+Cl－+H+56HClO+3H2O→2ClO－3+4Cl－+12H++1．5O2+6e－6Cl－+·OH→ClO－+H++e－7ClO－+·OH→ClO2－+H++e－8ClO－2+·OH→ClO－3+H++e－92SO2－4→S2O2－8+2e－10H2O2-、、、、、BDD5。1．2FentonEFH2O2Fe2+Fenton·OHFenton4。Fe2++H2O2→Fe3++·OH+OH－11Fe3++e－→Fe2+121．3FentonPEFFentonSPEFBrillasFentonFentonFenton4。FeOH2++hv→Fe2++·OH13Fe3+Ln+hv→Fe2+Ln－1+L·ox14H2O2+hv→2·OH1522．16-7。。8-9。。H2O2Fe2+Fe3+·OH。、10。2．2pHpH。pH3．0·OH11-12。pH2．0～6．04．0～10pHpH=7．4pH=313-15。FentonFentonpH316-17。pH3FeIII-·OHH2O218。pH2．0～4．019-20。、、、1721。Fenton22。2．3BoyeTsantaki5614823-24。FentonH2O2Fe3+Fe2+25。H2O250℃H2O2。H2O220～30℃26。2．4。、、、、。。27。·OH·OH28。FentonFentonFe2+/Fe3+Fe2+/Fe3+28-29。30。28-29。Dane-shvarNaClO4NaClClO－4Fe2+/Fe3+·OH31。ClO－4。FanFentonNa2SO4＞NaNO3＞Na2CO3·OH19。ThiamFentonNa2SO4、NaClO4、NaClNa2CO329。。MoreiraFenton20。。7．0mg/L10。ThiamFentonAC14mg/L29。70mg/L32。。2．5jA/m2。33。。2．6H2O2。H2O24616。FentonFentonFe2+Fe3+Fenton。Fe2+Fe3+。Fe2+Fe3+25。。36611。H2O2FentonpH。。1OturanMAAaronJJ．Advancedoxidationprocessesinwater/wastewatertreatmentprinciplesandapplications．AreviewJ．CriticalＲeviewsinEnvironmentalScience＆Technology201444232577-2641．2ChaplinBP．CriticalreviewofelectrochemicaladvancedoxidationprocessesforwatertreatmentapplicationsJ．EnvironmentalScienceProcesses＆Impacts20141661182-1203．3MoreiraFCSolerJFonsecaAetal．Incorporationofelectrochemicaladvancedoxidationprocessesinamulti-stagetreatmentsystemforsanitarylandfillleachateJ．WaterＲesearch2015816375-387．4Garcia-SeguraSOconJDMengNCetal．Electrochem-icaloxidationremediationofrealwastewatereffluents———AreviewJ．ProcessSafety＆EnvironmentalProtection201811348-67．5LiuYXieJOngCNetal．ElectrochemicalwastewatertreatmentwithcarbonnanotubefilterscoupledwithinsitugeneratedH2O2J．EnvironmentalScienceWaterＲe-search＆Technology201516769-778．6LabiadhLOturanMAPanizzaMetal．Completere-movalofAHPSsyntheticdyefromwaterusingnewelec-tro-fentonoxidationcatalyzedbynaturalpyriteashetero-geneouscatalystJ．JournalofHazardousMaterials2015297534-41．7MadsenHTSgaardEGMuffJ．ＲeductioninenergyconsumptionofelectrochemicalpesticidedegradationthroughcombinationwithmembranefiltrationJ．Chemi-calEngineeringJournal2015276358-364．8MoreiraFCＲuiAＲBBrillasEetal．DegradationoftrimethoprimantibioticbyUVAphotoelectro-FentonprocessmediatedbyFeIII-carboxylatecomplexesJ．AppliedCatalysisBEnvironmental201516216234-44．9Garcia-SeguraSBrillasE．Advancesinsolarphotoelec-tro-FentonDecolorizationandmineralizationoftheDirectYellow4diazodyeusinganautonomoussolarpre-pilotplantJ．ElectrochimicaActa201414027384-395．10MoreiraFCＲuiAＲBBrillasEetal．ElectrochemicaladvancedoxidationprocessesAreviewontheirapplica-tiontosyntheticandrealwastewatersJ．AppliedCataly-sisBEnvironmental2017202217-261．11WuJZhangHOturanNetal．Applicationofresponsesurfacemethodologytotheremovaloftheantibiotictetra-cyclinebyelectrochemicalprocessusingcarbon-feltcath-odeandDSATi/ＲuO2-IrO2anodeJ．Chemosphere2012876614-620．12Garcia-SeguraSKellerJBrillasEetal．Ｒemovalofor-ganiccontaminantsfromsecondaryeffluentbyanodicoxi-dationwithaboron-dopeddiamondanodeastertiarytreat-mentJ．JournalofHazardousMaterials2015283551-557．13El-GhenymyAGarridoJAＲodríguezＲMetal．Degra-dationofsulfanilamideinacidicmediumbyanodicoxida-tionwithaboron-dopeddiamondanodeJ．JournalofElectroanalyticalChemistry20136892149-157．14El-GhenymyACentellasFGarridoJAetal．Decoloriza-tionandmineralizationofOrangeGazodyesolutionsbyanodicoxidationwithaboron-dopeddiamondanodeindi-videdandundividedtankreactorsJ．ElectrochimicaAc-ta2014130130568-576．15HamzaMAbdelhediＲBrillasEetal．Comparativeelec-trochemicaldegradationofthetriphenylmethanedyemeth-ylvioletwithboron-dopeddiamondandPtanodesJ．JournalofElectroanalyticalChemistry20096271/241-50．16Garcia-SeguraSAlmeidaLCBocchiNetal．Solarpho-toelectro-Fentondegradationoftheherbicide4-chloro-2-methylphenoxyaceticacidoptimizedbyresponsesurfacemethodologyJ．Journalof