ClO2预氧化去除水源水中微量酚类研究

2014-04-1612ZＲ1410000112312003001971—。[e-mail]。O3-BAC121．2000822．2000822-MIB2-MIB。2-MIB0．8～1．5mg/L2-MIB25%～50%2-MIB35%～55%。2-MIBCODMn50．5%UV25460．8%。2-MIBTU991．2A1009-01772014s1-0044-04TreatmentofＲawWaterbyOzone-BiologicalActivatedCarbonProcessGaoWei1WangZheng2ShanghaiWaterworksShibeiCo．Ltd．Shanghai200082ChinaShanghaiNationalEngineeringＲesearchCenterofUrbanWaterＲesourcesCo．Ltd．Shanghai200082ChinaAbstractSimulatingdifferentconcentrationsof2-MIBtheremovalof2-MIBbyozone/biologicalactivatedcarbonprocesswasdiscussed．Theresultsshowedthathighremovalrateof2-MIBwasobtainedbyozoneoxidation．Whenthedosageofozoneis0．8～1．5mg/Ltheremovalrateof2-MIBbypre-oznationandpost-ozonationis25%～50%and35%～55%respectively．Duringhigh-temperaturesummerodorofeffluentfromO3-BACinwaterplantwassignificantlyimprovedandtheconcentrationof2-MIBislowerthanlimitofdrinkingwatersanitarystandard．TheaverageremovalrateofCODMnandUV254is50．5%and60．8%．KeywordsO3-BACadvancedtreatment2-MIB。1-3。2-MIB、。11．1。1。1Tab．1WaterQualityofＲawWaterCODMn/mg·L－1/NTUUV254/cm－1Fe/mg·L－1Mn/mg·L－11．7～2．55～100．032～0．0440．05～0．150．01～0．03、、。1．22．5m3/h。2～3min10～12minBAC15min9m/h。7．8%25mg/L。1．3CODMnGB/T5750．7—2006UV254UV-4802—44—．O3-BACVol．33No．s12014201433s144-47WaterPurificationTechnologyUNICHACH2100AN2-MIBGC-MS。22．12-MIB12-MIB。12-MIBFig．1Ｒemovalof2-MIBbyconventionalprocess2-MIB1。2-MIB50ng/L。2-MIB。2．22．2．12-MIB22-MIB。2-MIB220ng/L0．8mg/L1．5mg/L0～12min2-MIB2。2-MIB。3min32．6%70．0%。12min2-MIB46．6%82．0%12min3min2-MIB13%。22-MIBFig．2EffectofＲeactionTimeon2-MIBＲemoval2．2．22-MIB32-MIB。32-MIBFig．3EffectofO3Dosageon2-MIBＲemoval2-MIB3。2-MIB220ng/L430ng/L0．8～2．5mg/L3min12min、。2-MIB220ng/L3min0．8mg/L2．0mg/L2-MIB32．6%69．6%12min2-MIB46．6%81．8%。2～3min0．8～1．5mg/L2-MIB33%～70%。10～15min0．8mg/L2-MIB47%。2-MIB430ng/L0．8～1．5mg/L2-MIB24．4%～48．2%。0．8～1．5mg/L2-MIB35．3%～53．9%。2-MIB、0．8～1．5mg/L2-MIB25%～50%2-MIB35%～55%。2．2．3BAC2-MIB4BAC2-MIB。4BAC2-MIBBAC2-MIBBAC2-MIB50%～80%2-MIBBAC2-MIB30%～40%。O3-BAC100ng/L、BAC10ng/L《》GB5749—2006。—54—WATEＲPUＲIFICATIONTECHNOLOGYVol．33No．s12014May20th20144BAC2-MIBFig．4Ｒemovalof2-MIBbyBAC2．3CODMn、UV254、2-MIB。2．3．1CODMnCODMn5。5CODMnFig．5ＲemovalofCODMnbyO3-BACCODMn1．5～2．4mg/LCODMn0．8～1．9mg/L30．4%。CODMn0．9～1．7mg/LCODMn5%～20%9．2%BACCODMn0．7～1．5mg/LBACCODMn7%～23%13．2%。CODMn50．5%。2．3．2UV2546UV254。6UV25430．8%。UV25419．5%。BACUV2546UV254Fig．6ＲemovalofUV254byO3-BAC10．5%。UV25460．8%。2．3．32-MIB72-MIBFig．7Ｒemovalof2-MIBbyO3-BAC2-MIB7。20122-MIB。2-MIB15%～33%2-MIB25%～60%44．6%BAC2-MIB39．9%。BAC2-MIB10ng/L。。312-MIB22-MIB0．8～1．5mg/L2-MIB25%～50%2-MIB35%～55%BAC2-MIB30%～40%3—64—．O3-BACVol．33No．s12014CODMn50．5%UV25460．8%2-MIB10ng/L。1．J．2013391139-41．2TasushiTakeuchiKazuhiroMochiazukiNoriyukiMatsunobuetal．ＲemovaloforganicsubstancesfromwaterbyozonetreatmentfollowedbybiologicalactivatedcarbontreatmentJ．WaterScience＆Technology1997357171-178．3．J．200536226-28．365Fig．5ImpactofDifferentAdsorptionTimeonTurbidity6Fig．6ImpactofDifferentAdsorptionTimeonＲesidualChlorine。10mg/L1．5～6．5h0．5～0．8mg/L3mg/L。、、。31．5～20mg/L1．5h1NTU。2．5～20mg/L1．5h0．5～0．8mg/L3mg/L、、。3．、。1．J．200228325-28．2．J．20062521-5．3．J．201130616-18．—74—WATEＲPUＲIFICATIONTECHNOLOGYVol．33No．s12014May20th2014