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InfluenceonofbiologicalstabilityofdrinkingwaterindifferentwatertreatmentprocessesLiuLan1,ZhengHuaili1,ShenLiexiang2,JiangShaojie1,ZhangHuiqin1(1.KeyLaboratoryofDepartmentofEco-EnvironmentEducation,ThreeGorgesReservoirRegion,ChongqingUniversity,Chongqing400045,China;2.ΖhejiangJiashanHaixiaJingshuilingChemicalIndustryCo.,Ltd.,Jiashan314100,China)1,1,2,1,1(1.,400045;2.,314100)[](AOC)(BDOC),AOCBDOC,:,,、,。[];;[]TU991.2[]B[]1005-829X(2010)03-0009-04Abstract:Researchdevelopmentofthebiologicalstabilityevaluationindexesofdrinkingwater,AOCandBDOCandtheeffectofvariousdrinkingwatertreatmenttechnologiesonthemarediscussed.Itispointedoutthatinordertoobtainthebiologicalstabilityofdrinkingwater,differentpurewaterprocessesareoptimizedandcombined.Basedontheconventionaltechnology,addingbiologicalpre-oxidationandadvancedtreatmenttechnologyofactivatedcar-bonarethemaindirectionofimprovingdrinkingwatertreatmenttechnologies.Membraneseparationtechnologyisthedirectionofdevelopingdrinkingwatertreatmenttechnologies.Keywords:watertreatmenttechnology;biologiealtreatment;carbonadsorption[](20777095);(2009ZX07424-004);(2006AB7055),,,、、,,,。:。,。。,。1,,。,(AOC)、(BDOC)。AOC,。D.vanderKooij〔1〕1982。D.vanderKooij20:AOC(,)10μg/L,。30320103IndustrialWaterTreatmentVol.30No.3Mar.,20109——2010-03,30(3),AOCAOC。GagnonAOC,AOC50μg/L。:AOC50~100μg/LAOC10~20μg/L。BDOC,。BDOC,。P.Servais。J.C.Joret〔2〕BDOC<0.1mg/L,。S.Dukan〔3〕BDOC0.20~0.25mg/L,。AOCBDOC、、、,、。AOCBDOC,,。AOC,BDOC、。(MAP)。M.J.LehtolaMAP。A.Sathasivan〔4〕(BRP),,PO43--P1~3μg/L,。。22.1,“→→→→”,、、,,,(DOC)30%;、,、〔5〕,AOC,AOC,、AOC〔6-7〕。,10000u,AOC1000u〔8〕,。pH,。USEPA〔9〕。、。,。J.J.Qin〔10〕:pH,pH=5.3,5mg/L,DOC45%。C.Volk〔11〕:DOCBDOC32%20%,AOC,AOC。,,、。2.22.2.1,。、〔12〕。AOCBDOC,。E.C.Wert〔13〕,:AOC75d,165d,60%,()AOC。,,,,AOC45%。、(EBCT)。M.W.Lechevallier〔14〕,GAC-,AOC86%75%。S.Zhang〔15〕AOC,,AOC,,AOC10——2010-03,30(3),:,AOC,Smin,AOCAOC。2.2.2,,CO2H2O,、、。,CO2H2O,,<3000u,,AOCBDOC。F.Hammes〔16〕,:AOC60%~80%。2.2.3,20%~70%,、,AOC,。C.C.Chien〔17〕GAC,AOC60%17%。J.A.Rhim〔18〕,BDOC65%~83%,15minBDOC8min,DOC(NBDOC),24%~58%。。,,-(O3-BAC)。:O3-BAC,AOC80%,O3-BACAOC25.9~46.4μg/L〔19〕,,,,,,。〔20〕1~2mg/L,O3-BACAOC28%~65%,BACAOC。〔21〕O3-BAC。(、),。2.2.4,,。、、、。(MF)、(UF)、(NF)(RO)4,1。MFUF,、,,,,,,。H.K.Oh〔22〕MF,,DOC80.2%。JinWang〔23-24〕MF,DOC。JiayuTian〔25〕:(SMBR),HRT=0.5h,BDOCAOC51.7%54.9%。UF,,500~5000u。RO,,、,0.3~1.2nm。:RO,。,“”。“21”,,,,。MerySurQise,,。,。3(1),,1MFUFNFRO/μm0.1~100.05~11×10-30.3×10-3~1.2×10-3/MPa0.1~0.30.3~1.00.4~1.51.0~10.0/u—>1000200~1000>10011——2010-03,30(3)··2010190《》。:(1979—),2002,。:18703821886,0371-60958111,E-mail:yanbq_cn@sina.com。:。。。、。,,,。(2),、,。,(),。、、。(3),。[][1]vanderKooijD.Assimilableorganiccarbonasanindicatorofbacterialregrowth[J].JAWWA,1992,84(2):57-65.[2]JoretJC,LeviY,VolkC.Biodegradabledissolvedorganiccarbon(BDOC)contentofdrinkingwaterandpotentialregrowthofbacteria[J].Wat.Sci.Tech.,1991,24(2):95-101.[3]DukanS,LeviY,PiriouP,etal.Dynamicmodellingofbacterialgrowthindrinkingwaternetworks[J].Wat.Res.,1996,30(9):1991-2002.[4]SathasivanA,OhgakiS.Applicationofnewbacterialregrowthpo-tentialmethodforwaterdistributionsystem-aclearevidenceofphosphoruslimitation[J].Wat.Res.,1999,33(1):137-144.[5],,,.[J].,2005,24(3):45-47.[6],.[J].,2008,24(19):28-31.[7]SwietlikJ,Raczyk-StanislawiakU,NawrockiJ.Theinfluenceofdisinfectiononaquaticbiodegradableorganiccarbonformation[J].Wat.Res.,2009,43(2):463-473.[8]HemLJ,EfraimsenH.Assimilableorganiccarboninmolecularweightfractionsofnaturalorganicmatter[J].Wat.Res.,2001,35(4):1106-1110.[9]EdzwaldJK,TobiasonJE.Enhancedcoagulation:USrequirementsandabroaderview[J].Wat.Sci.Tech.,1999,40(9):63-70.[10]QinJJ,OoMH,KekerKA,etal.ImpactofcoagulationpHonenhancedremovalofnaturalorganicmatterintreatmentofreser-voirwater[J].SeparationandPurificationTechnology,2006,49(3):295-298.[11]VolkC,BellK,IbrahimE,etal.Impactofenhancedandopti-mizedcoagulationonremovaloforganicmatteranditsbiodegradablefractionindrinkingwater[J].Wat.Res.,2000,34(12):3247-3257.[12]LangmarkJ,StoreyMV,AshboltNJ,etal.Artificialgroundwa-tertreatment:biofilmactivityandorganiccarbonremovalperfor-mance[J].Wat.Res.,2004,38(3):740-748.[13]WertEC,NeemannJJ,RexingDJ,etal.Biofiltrationforre-movalofBOMandresidualammoniafollowingcontrolofbromateformation[J].Wat.Res.,2008,42(1/2):372-378.[14]LeChevallierMW,BackerWC,SchorrP,etal.Evaluatingtheperformanceofbiologicallyactiverapidfilters[J].JAWWA,1992,84(4):136-145.[15]ZhangS,HuckPM.RemovalofAOCinbiologicalwatertreat-mentprocesses:Akineticmodelingapproach[J].Wat.Res.,1996,30(5):1195-1207.[16]HammesF,SalhiE,K觟sterO,etal.Mechanisticandkinetice-valuationoforganicdisinfectionby-productandassimilableor-ganiccarbon(AOC)formationduringtheozonationofdrinkingwa-ter[J].Wat.Res.,2006,40(12):2275-2286.[17]ChienCC,KaoCM,ChenCW,etal.Applicationofbiofiltra-tionsystemonAOCremoval:Columnandfieldstudies[J].Chemosphere,2008,71(9):1786-1793.[18]RhimJA.Characteristicsofadsorptionandbiodegradationofdissolvedorganiccarboninbiologicalactivatedcarbonpilotplant[J].KoreanJ.Chem.Eng.,2006,23(1):38-42.[19],,.—[J].,2006,22(11):49-51.[20],,,.—AOC[J].,2008,24(3):72-74.[21],
本文标题:不同给水处理工艺对饮用水生物稳定性的影响刘澜
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