电絮凝技术的应用与发展张莹

张莹,龚泰石(军事医学科学院卫生学环境医学研究所,天津300050):,:;;:X703.1:A:1671-1556(2009)01-0038-03*ApplicationandDevelopmentoftheElectrocoagulationZHANGYing,GONGTa-ishi(InstituteofHygieneEnvironmentalMedicine,AcademyofMilitaryMedicalSciences,Tianjin300050,China)Abstract:Electrocoagulationisakindofwatertreatmenttechnologyandhasbeendevelopedfastinrecentyears.Thispaperfocusedonthefundamentalsandapplicationsforwastewatertreatmentandthepurifica-tionofwatersupplyofthistechnology,andpresentedanin-depthdiscussionofitsadvantagesandlimita-tions.Theexistingproblemsofthetechnologywerealsoreviewed.Keywords:electrocoagulation;watertreatment;application0(Electrocoagulation,EC),(),,1889,EugeneHermite,1909),1911SantaMonicaOklahomaCity,,,1930[1],,1/0,::MyMn++ne-Mn++nH2OyM(OH)n|+nH+:2H2O+2e-yH2{+2OH-,(1):(1)/0,,,,,,16120091安全与环境工程SafetyandEnvironmentalEngineeringVol.16No.1Jan.2009*:2008-10-20:2008-11-03:(1982)),,,E-mail:[e-mail]1Fig.1Schematicdiagramofabench-scaletwo-electrodeelectrocoagulationcell(2),,,(3)-,,CO2H2O,,,22.119,,D.Ryan[2],90%,COD60%;G.Ron-Morales[3]/H2O2,60%,CODBOD590%,99.9%;Z.Zaroual[4],100%,COD80%,;M.Bayramoglu[5],15min30A/m2,,60%;A.Dimoglo[6],88%,80%,COD80%,80%50%;M.Asse-lin[7],,95%,(CODs)(CODt)61%78%,TSS99%98%,0.5/t;S.Irdemez[8],pH,93%2.2,M.M.Emamjomeh[9],,1mg/L,;A.S.Koparal[10],0.5@10-4kW#h/g,;D.Mills[11],,,33.1,,:¹,,;º;»,;¼,,,,,3.2,,,,39第1期张莹等:电絮凝技术的应用与发展(1)[12],,CODCrBOD580%,100%,0.7,,0.49[13](2),,,,(),,,,[14],,,COD(3),V.G.Sister[15],,,,,,,;S.Song[16]KN-B,,,,,100mg/L10mA/cm25000mg/L20e20mL/min1cm,94%,COD60%,;W.Den[17],,,;B.Zhu[18],MS20.5log,,4.0log,(EPA)SurfaceWaterTreatmentRule4,,,,,,:[1]Wang,L.K.,Y.T.Hung,N.K.Shammas.PhysicochemicalTreatmentProcesses[M].USA:HumanaPress,2005.359-378.[2]Ryan,D.,A.Gadd,J.Kavanagh,etal.Acomparisonofcoagu-lantdosingoptionsfortheremediationofmolassesprocesswa-ter[J].SeparationandPurificationTechnology,2007,58(3):347-352.[3]Roa-Morales,G.,E.Campos-Medinaa,J.Aguilera-Cotero,etal.Aluminumelectrocoagulationwithperoxideappliedtowastewaterfrompastaandcookieprocessing[J].SeparationandPurificationTechnology,2007,54(1):124-129.[4]Zaroual,Z.,M.Azzi,N.Saib,etal.Contributiontothestudyofelectrocoagulationmechanisminbasictextileeffluent[J].Jour-nalofHazardousMaterialsB,2006,131(3):73-78.[5]Bayramoglu,M.,M.Eyvaz,M.Kobya.TreatmentofthetextilewastewaterbyelectrocoagulationEconomicalevaluation[J].ChemicalEngineeringJournal,2007,128(2):155-161.[6]Dimoglo,A.,H.Y.Akbulut,F.Cihan,etal.Petrochemicalwastewatertreatmentbymeansofcleanelectrochemicaltech-nologies[J].CleanTechn.Environ.,2004,Policy6(2):288-295.[7]Asselin,M.,P.Drogui,S.K.Brar,etal.Organicsremovalinoilybilgewaterbyelectrocoagulationprocess[J].JournalofHaz-ardousMaterials,2007,151(2):155-161.[8]Irdemez,S.,N.Demircioglu,Y.S.Yildiz.TheeffectsofpHonphosphateremovalfromwastewaterbyelectrocoagulationwithironplateelectrodes[J].JournalofHazardousMaterialsB,2006,137(2):1231-1235.[9]Emamjomeh,M.M.,M.Sivakumar.Anempiricalmodelforde-fluoridationbybatchmonopolarelectrocoagulation/flotation(ECF)process[J].JournalofHazardousMaterialsB,2006,131(1):118-125.[10]Koparal,A.S.,U.B.Ogutveren.Removalofnitratefromwaterbyelectroreductionandelectrocoagulation[J].JournalofHazardousMaterialsB,2002,89(1):83-95.[11]Mills,D.Anewprocessforelectrocoagulation[J].AmericanWaterWorksAssociation,2000,92(6):34-45.[12],.[J].,2001,27(6):22-24.(43)40安全与环境工程第16卷12h;,UASB(),CODCr,SBR,SBR,8h,,1/3,1Table1CheckingandacceptingreportofenvironmentaldetectioncontrolcenterCODCr/(mg#L-1)/(mg#L-1)/%BOD5/(mg#L-1)/(mg#L-1)/%SS/(mg#L-1)/(mg#L-1)/%1375058.098.5167020.098.8104060.094.22278045.098.4107015.598.556538.093.33124039.095.174415.297.932729.091.14133026.098.07887.699.046635.092.4UASB+SBR11:CODCr1240~3750mg/L,CODCr60mg/L;BOD5750~1700mg/L,BOD520mg/L;SS300~1050mg/L,SS60mg/L3UASB+SBR,,,,,:[1],,.UASB-SBR[J].,2001,17(9):54-56.[2],,.UASB-SBR[J].,2002,22(5):57-59.[3],.[M].:,2004.[4],.)))[M].:,2004.[5].()[M].:,2006.[6],.[M].:,2004.(40)[13],.[J].(),2000,6(4):102-103.[14],,.COD[J].,2001,():6-9.[15]Sister,V.G.,E.V.Kirshankova.Ultrasonictechniquesinremo-vingsurfactantsfromeffluentsbyelectrocoagulation[J].Chem-icalandPetroleumEngineering,2005,41(6):9-10.[16]Song,S.,Z.He,J.Qiu,etal.OzoneassistedelectrocoagulationfordecolorizationofC.I.ReactiveBlack5inaqueoussolution:Aninvestigationoftheeffectofoperationalparameters[J].SeparationandPurificationTechnology,2007,55(2):238-245.[17]Den,W.,C.Wang.Removalofsilicafrombrackishwaterbyelectrocoagulationpretreatmenttopreventfoulingofreverseos-mosismembranes[J].SeparationandPurificationTechnolo-gy,2007,59(3):318-325.[18]Zhu,B.,D.A.Clifford,S.Chellam.Comparisonofelectrocoagu-lationandchemicalcoagulationpretreatmentforenhancedvirusremovalusingmicrofiltrationmembranes[J].WaterResearch,2005,39(13):3098-3108.:(1964)),,,,E-mail:[e-mail]43第1期李智超等:UASB+SBR工艺处理啤酒废水的研究