超滤膜接触臭氧氧化技术处理印染废水张勇

116Vol．11No．620176ChineseJournalofEnvironmentalEngineeringJun．20172012ZX07202006-003-2515785332016－03－072016－05－241989—。[e-mail]*[e-mail]-*100085100085100085、、、。100kDa2m10mg·L－10.6L·min－11.4L·h－1。8dCOD131mg·L－170mg·L－11302011NTU2.3NTUB/C0.1670.244。X791A1673-9108201706-3363-6DOI10.12030/j．cjee．201603067Ultrafiltration-ozonemembranecontactorfortextilewastewatertreatmentZHANGYongHOUDeyinZHAOChangweiWANGJun*KeyLaboratoryofDrinkingWaterScienceandTechnologyＲesearchCenterforEco-EnvironmentalSciencesChineseAcademyofSciencesBeijing100085ChinaBeijingKeyLaboratoryofIndustrialWastewaterTreatmentandＲesourceＲecoveryＲesearchCenterforEco-EnvironmentalSciencesChineseAcade-myofSciencesBeijing100085ChinaTheNationalEngineeringLaboratoryofIndustrialWastewaterTreatmentＲesearchCenterforEco-EnvironmentalSciencesChineseAcademyofSci-encesBeijing100085ChinaAbstractInthisstudyanultrafiltration-ozonemembranecontactorwasappliedtosecondaryeffluentfromtex-tilewastewatertreatment．Operationalparameterswereoptimizedandtreatmentefficiencywasstudied．Theopti-mizedparametersforthemolecularweightcut-offoftheultrafiltrationmembranemembranelengthofthemem-branecontactorozoneconcentrationgasflowrateandwaterfluxwere100kDa2m10mg·L－10.6L·min－1and1.4L·h－1respectively．AftereightdaystheaverageCODdecreasedfrom131mg·L－1to70mg·L－1averagecolordecreasedfrom130to20averageturbiditydecreasedfrom11NTUto2.3NTUandB/Cvalueincreasedfrom0.167to0.244．Keywordsultrafiltrationmembranecontactorpolytetrafluoroethylenehollowfibermembranedyestuffwastewaterozone、、。1。。、COD。2-4。、5。。。11。6-8。SHEN7。kLa3.4～4.4min－11～2。JANKNECHT6。1/50。、。91011-13。BAMPEＲNG12、。ZHANG13。、COD。、。。。。。8d。。11.11Table1ParametersofsecondaryeffluentCOD/mg·L－1116～153BOD5/mg·L－120～25/NTU7.1～21.560～250/mg·L－11.25～2.44/mg·L－135.25～42.31pH7.2～7.8。A/A/O1。GB4287-2012COD100mg·L－170。FZ/T01107-2011COD50mg·L－125。。1.21。3S-A10。Ideal-2000。HP0740～90μm100kDa。。1Fig．1Experimentalsetup。0.5m82.64m2。2。。。0.1m1.0kPa。46336-2Table2Parametersofmembraneandmembranemoduleinmembranecontactor/mm2.10/mm1.08/°115/μm0.28/%45100/m0.5/8/m22.641.3。COD14。100、30、10、31kDaPESMilliporeUSAAmiconModel8400。COD、BOD5、、、、pH《》1522.12CODFig．2CODdistributionofdifferentmolecularweightfraction-、、、。、。248.7%1kDa24.8%100kDa。。100、30、10、31kDa5COD24.8%、27.9%、38.3%、3Fig．3FluxdeclineofUFmembranes49.3%51.3%。。。。100、30、10、3、1kDa50.5、1.0、2.0、3.04.0bar。330min64.6、56.6、41.0、22.26.9L·m2·h－1。。、COD100kDa。。0.1m1kPa。。1.5kPa。1.5kPa。4。。5633114Fig．4Ｒealtionshipbetweengasflowrateandpressure、。。。。56。。。。5、Fig．5Effectofmembranelengthgasflowrateandozoneconcentrationonozoneusage。50%。0.6L·min－12m10mg·L－1。2.93mg·min－148.9%1.1kPa。5.4%5。。100kDa6、Fig．6Effectofmembranelengthgasflowrateandozoneconcentrationonozoneflux2m0.6L·min－110mg·L－140L。7COD134.6mg·L－1105.4mg·L－1．。COD80mg·L－120°。、、5。。20728h1.4Lh－1。2.64m242L2.5%。。。2.28dCOD、。66336-7CODFig．7EffectofozonedoseageonCODandcolorremovalrate8COD120～140mg·L－1·87.7～120.4mg·L－1COD59.2～79.6mg·L－1．。990～20010～35。20。。。107～21.5NTU0.55～4.4NTU。。、。8CODFig．8ＲemovalefficiencyofCOD9Fig．9Ｒemovalefficiencyofcolor10Fig．10Ｒemovaleffciencyofturbidity。11BOD522.5mg·L－121mg·L－1B/C0.1670.199。。CODBOD5COD。BOD519mg·L－1B/C0.244CODBOD5CODBOD5。CODBOD5B/C。。+GB4287-2012CODFZ/T01107-2011COD＜50mg·L－1COD=70mg·L－1。COD=131mg·L－1。、。76331111B/CFig．11EffectofUFandozonationprocessonB/Cvalue16-17、4。。3。、、、8d。COD131mg·L－170mg·L－1L1302011NTU2.3NTUB/C0.1670.244。。1．M．20142．J．2013782873-28763．O3/H2O2J．20159115281-52874．-J．20137124799-48045GOTTSCHALKCLIBＲAJASAUPEA．OzonationofwaterandwastewaterApracticalguidetounderstandingozoneanditsapplicationsM．WeinheimWILEY-VCHVerlagGmbH＆Co．KGaA．20006JANKNECHTPWILDEＲEＲPAPICAＲDCetal．InvestigationsonozonecontactingbyceramicmembranesJ．Ozone-Sci-ence＆Technology2000224379-3927SHENZSEMMENSMJCOLLINSAG．Anovelapproachtoozone-watermasstransferusinghollow-fiberreactorsJ．Envi-ronmentalTechnology1990117597-6088PINESDSMINKNEＲGASSJetal．InvestigationofanozonemembranecontactorsystemJ．Ozone-Science＆Technolo-gy2005273209-2179WENTENIGJULIANHPANJAITANNT．OzonationthroughceramicmembranecontactorforiodideoxidationduringiodinerecoveryfrombrinewaterJ．Desalination201230629-3410STYLIANOUSKSKLAＲISDZAMBOULISDetal．Developmentofbubble-lessozonationandmembranefiltrationprocessforthetreatmentofcontaminatedwaterJ．JournalofMembraneScience201549240-4711ATCHAＲIYAWUTSPHATTAＲANAWIKJLEIKNESTetal．ApplicationofozonationmembranecontactingsystemfordyewastewatertreatmentJ．SeparationandPurificationTechnology2009661153-15812BAMPEＲNGSSUWANNACHAＲTTATCHAＲIYAWUTSetal．OzonationofdyewastewaterbymembranecontactorusingpvdfandptfemembranesJ．SeparationandPurificationTechnology2010722186-19313ZHANGHWANGW．OxidationofC．I．Acidorange7withozoneandhydrogenperoxideinahollowfibermembranereactorJ．ChemicalEngineeringCommunications2011198121530-154414DULEKGUＲGENEDOGＲUELSKAＲAHANOetal．Sizedistributionofwastewatercodfractionsasanindexforbiodegrad-abilityJ．WaterＲesearch2006402273-8215．M．200216．-J．200430205-717．J．201529345-488633