臭氧生物活性炭工艺对微污染长江原水中有机物的去除特性

檶檶檶檶檶檶檶檶檶檶檶檶檶檶檶檶檶檶檶檶檶檶檶檶檶檶殞殞殞殞—11211．2100962．200092—、DOC、BDOC、CODMn、UV254。2mg/L、10minCODMnUV25418．8%47．5%DOCBDOC30．3%128．2%37．7%、88．7%、60．7%37．7%。124-、、DMP、DBPPAHs46．7%、100%、70．5%、52.5%69．2%。—。—TU991．2A1009-0177201504-0036-06CharacteristicsofOrganicMatterＲemovalofMicro-PollutedＲawWaterfromYangtzeＲiverwithOzone-BiologicalActivatedCarbonO3-BACTreatmentProcessesXueQi1ZhuGuangcan1DaiXiaodong2LüXiwu11．CollegeofEnergyandEnvironmentKeyLaboratoryofEnvironmentalMedicineEngineeringSoutheastUniversityNanjing210096China2．ShanghaiMunicipalEngineeringDesignInstituteGroupCo．Ltd．Shanghai200092ChinaAbstractInviewoftheYangtzeＲiverinNanjingsectionthepilotplantwasusedtostudytheremovalcharacteristicsoforganicsbythetechnologyofO3-BACandtheremovaleffectoforganicmatterswasinvestigatedundertheconditionofdifferentdosageofozoneandozonecontacttime．Theresultsshowthatwhenozonedosageis2mg/Landtheozonecontacttimeis10mintheremovalratesofCODMnUV254are18．8%47．5%whileDOCBDOCincreaseby30．3%and128．2%intheozonationunittheremovalratesoffourindexesreach37．7%88．7%60．7%and37．7%intheBACcolumn．Theremovalratesof124-trichlorobenzenechlorinatedbenzeneDMPDBPandPAHsare46．7%100%70．5%52．5%and69．2%respectivelyintheO3-BACprocesshigherthanthatofconventionaltreatmentprocessandbiologicalenhancedaeratedfilterprocess．ThereforetheO3-BACprocesscannotonlyeffectivelyimprovetheremovalefficiencyoforganicpollutantsbutalsocanensurethewaterqualitysecurity．Keywordsozone-biologicalactivatedcarbonO3-BACparameteroptimizationorganicpollutantmicro-pollutedrawwaterYangtzeＲiver2014-11-15“”2014ZX074050021989—。[e-mail]。[e-mail]。“”12、。—63—．—Vol．34No．42015201534436-41WaterPurificationTechnologyDOI:10.15890/j.cnki.jsjs.2015.04.006。、、、3。O3-BAC、、、45。—。11．1。4．5～30℃pH7．74～8.06CODMn、1．2～3．9、0．02～1．210．024～0．200mg/L。——————。1QHW-10。1—2—L×B×H=1350mm×450mm×700mm3—L×B×H=700mm×1400mm×1540mm4—D×H=300mm×2500mm5—D×H=270mm×3760mm6—D×H=250mm×2500mm1Fig．1FlowDiagramofProcessforExperimentBEAF。2500mmDN250mm400mm350mm650mm。1．21．0m3/h20min5．55×10－4m/s6L/s·m25min15L/s·m210min1．9m/h。10min1．0、1．5、2．02．5mg/L、DOC、BDOC、CODMnUV254。5、10、1520min、DOC、BDOC、CODMnUV254。———2．0mg/L、10min124-、、DMP、DBPPAHs。1．3CJ/T3028．2—94CODGB/T5750．7—2006DOC0．45μmSHIMADZU-TOC-VCPHBDOC6UV254UV81000．45μm—SL392-2007GC2001。22．110minDOC、BDOC、CODMnUV2541．48～1．93、0．41～0．57、1．32～1．91mg/L0．032～0.038cm－1。2。—73—WATEＲPUＲIFICATIONTECHNOLOGYVol．34No．42015August25th20152Fig．2VariationＲuleofOrganicMatterＲemovalＲatewithDifferentOzoneDosage2DOCBDOC78。、DOCBDOC。2．0mg/L。COD10%～20%UV25450%Kong9。UV254UV254。CODMnUV2542．0mg/L18．8%47．5%。2．22．0mg/LDOC、BDOC、CODMnUV2541．39～1．82、0．43～0．64、1．32～1．71mg/L0．031～0．036cm－1。3。3Fig．3VariationＲuleofOrganicMatterＲemovalＲatewithContactTime35minDOCDOC10min。DOCDOC。BDOC。CODMnUV25410minCODMnUV25418．8%47．5%。2．32．3．1BAC10minBACDOC、BDOC、CODMnUV2541．81～2．39、0．81～1．22、1．11～1．67mg/L0．016～0．019cm－1。4BAC。4BACFig．4EffectofOzoneDosageonＲemovalofOrganicMatterUsingBAC4CODMnBDOC。BAC。2．0mg/L。BACDOC2．0mg/L37．7%。BACUV254UV2549。—83—．—Vol．34No．420152．3．2BAC2．0mg/LBACDOC、BDOC、CODMnUV2541．70～2．31、0．76～1．49、1．25～1．59mg/L0．018～0．021cm－1。5BAC。5BACFig．5EffectofContactTimeonＲemovalofOrganicMatterUsingBAC5DOC35%～40%。10minCODBDOC。BACBACBAC。BACUV254。2．42．4．16124-。124-463ng/L。6、BEAF、—365、315145ng/L。—124-46．7%BEAF31．6%74．9%。6124-Fig．6ChangeofConcentrationsof124-TrichlorobenzeneinEffluentfromEachTreatmentUnit7。7Fig．7ChangeofConcentrationsofChlorinatedBenzeneinEffluentfromEachTreatmentUnit33ng/L。7BEAF100%10。124-1112。2．4．28DMPDBP。DMP、DBP1．51、3．34μg/LDBP。8、BEAFO3-BACDBP8．53%、38．10%70．55%DMP9．90%、28．04%52．49%。O3-BAC—93—WATEＲPUＲIFICATIONTECHNOLOGYVol．34No．42015August25th2015a-DMPb-DBP8DMPDBPFig．8ChangeofConcentrationsofDMPandDBPinEffluentfromEachTreatmentUnit、1112。2．4．3PAHS5．56μg/L10PAHs。、BEAF、O3-BACPAHs2．58、3．351．71μg/L。O3-BACPAHS69．2%BEAF29．4%15．5%。1。1Tab．1ＲemovalEffectofPAHsinEachTreatmentUnits/μg·L－1BEAF/μg·L－1/μg·L－1/μg·L－1BAC/μg·L－130．990．560．930．510．2530．42ND0．10NDND30．04ND0．014NDND30．610．380．580．050．02530．52ND0．300．16ND40．21NDNDNDNDa40．14NDNDNDND40．880．520．510．490．30a50．960．750．540．210．59ghi60．790．370．370．370．555．562．583．351．791．71/%—53．739．846．64．2/%—53．739．867．969．2ND2～344。BACPAHs4．2%BAC、a、ghi4。。31、、O3-BAC2．0mg/L、10min。2124-、—04—．—Vol．34No．42015、DMP、DBP10PAHsDBP、PAHs。3—。124-、、DMP、DBP、PAHs66．4%、100%、70．55%、52．49%69．2%。1．J．20091851615-1619．2．4-GC/MSJ．2010356116-118．3．J．200312129-31．4．—J．200839423-26．5LevineBBMadireddiKLazarovaV．Treatmentoftraceorganiccompoundsbyozone-biologicalactivatedcarbonforwastewaterreuseTheLakeArrowheadpilotplantJ．WaterEnvironmentＲesearch2000724388-396．6．J．2008242340-43．7SathasivanAOhgakiSYamamotoKetal．ＲoleofinorganicphosphorusincontrollingregrowthinwaterdistributionsystemJ．WaterScienceTechnology199735837-44．8ＲiceＲGＲobsonCWMillerGW．UsesofozoneindrinkingwatertreatmentJ．JAWWA198173144-57．9KongLing-yuZhengXiao-jianWangzhan-sheng．PilotplantstudyonozonationandbiologicalactivatedcarbonprocessfordrinkingwatertreatmentJ．JournalofEnvironmentSciences2006182232-235．10．J．200122393-96．11．DBPO3J．