电极生物膜法反硝化脱氮研究进展李勇

电极-生物膜法反硝化脱氮研究进展李　勇,　朱又春,　张乐华(,　510090)　:-,。-,,。:-;　;　;　:X703　　:A　　:1003-6504(2003)05-0058-03　　[1],,,,。-、、。、,,,。[2]。1　-R.B.Mellor[3]Nature-。NO3-、NO2-、N2OT,,,,。H+H,,。“”、“”、“”。Y.Sakakibara[4],,(),2。,,,,NO3-。I0mA,;I10mA40mA,4。:(1974-),,,,、。Y.Sakakibara[5],-。,,;-、.Y.Sakak-ibara[6]。,NO3-Na+,,OH-;OH-,pH,。J.R.V.Flora[7],2NO3-+5H2N2+6H2O,。M.Kuroda[8],10,-,。,CODNO-3-N。。[9]-,,;,。[10],-NO-3-N。[11]-,,;-。[12]-。,-,20%～30%,60%,。·58·　26　5　20039DOI:10.19672/j.cnki.1003-6504.2003.05.025[13]--。,,。,C/N2.2～2.9(),98%,0.1mg/L。[14],,[2]-,。,。,,,;H2CO2,。-,,,。,,,,、。,[15]。[16]-,、,-,,,C+2H2OCO2+2H2。,CO2,pH,。2　--C(),,,[17]:2H2O+2eH2+2OH-(e0=0.000v):C+2H2OCO2+4H++4e(e0=0.207v);H2O1/2O2+2H++2e(e0=1.229v),CO2,。CO2,H2CO3、HCO3-,H2、HCO3-、H2CO3。,CO2HCO3-,pH。:2NO3-+5H2N2+4H2O+2OH-,H+,H+[6],,,。Y.Sakakibara[5]-,,,,,,;,,。,NO3-,。,,,NO3-;,,[7],。、、、、,(DNA)。-,。,,,,。3　(1),、,-,,,。(2),,。(3)[8],-NO-3-NCOD。,。(4),-,,--。(5)-、,、·59·-　　,-;,-。[][1]　.、[J].,1989,6(6):7～9.[2]　,,.[J].,1998,11(1):45～47.[3]　RBMellor,JRonnenberg,WHCampbell,etal.Reductionofnitrateandnitriteinwaterbyimmobilizedenzymes[J].Nature,1992,355:717～719.[4]　YSakakibara,MKuroda.Electricpromptingandcontrolofdenitrification[J].Biotech.Bioeng.,1993,42:535～537.[5]　YSakakibara,JRVFlora,etal.Modelingofelectrochemi-cally-activateddenitrifyingbiofilm[J].Wat.Res.,1994,28(5):1077～1086.[6]　YSakakibara,KAraki,TTanaka,etal.Denitrificationandneutralizationwithanelectrochemicalandbiologicalreactor[J].Wat.Sci.Tech.,1994,30(6):151～155.[7]　JRVFlora,MTSuidan,SIslam,etal.Numericalmodelingofabiofilm-electrodereactorusedforenhanceddenitrifica-tion[J].Wat.Sci.Tech.,1994,29(10～11):517～524.[8]　MKuroda,TWatanabe,YUmedu.SimultaneousCODre-movalanddenitrificationofwastewaterbybio-electroreac-tors[J].Wat.Sci.Tech.,1997,35(8):161～168.[9]　,.[J].,1996,15(6):25～27.[10],,.[J].,1997,16(1):36～37,43.[11],,,.()()[J].,1999,15(2,4):5～9,5～10.[12],.[J].(),2000,28(2):116～120.[13],,,.--[J].,2001,21(3):257～262.[14],,,.[J].,2001,22(6):49～52.[15],,.[J].,1998,18(1):5～8.[16],,,.-[J].,2001,21(1):39～43.[17]YSakakibara,KAraki,TWatanabe,etal.Thedenitrificationandneutralizationperformanceofanelectrochemicallyacti-vatedbiofilmreactorusedtotreatnitrate-contaminatedgroundwater[J].Wat.Sci.Tech.,1997,36(1):61～68.(:2002-08-12)(上接第54页)[5]　.[A].,1995,11.[6]　,.[J].,1998,20(6):1～4.[7]　,,.[J].,1995,11(3):37～40.[8]　,.[J].,1998,11(1):62～64.[9]　.-[J].,1989,9(4):311～315.[10].[J].,1996,22(5):13～14.[11]JDollerer,PAWilderer.BiologicalTreatmentofLeachatesfromHazardousWasteLandfillUsingSSBRTechnology[J].Wat.Sci.Tech.,1996,34:437～444.[12]HTimue.AnaerobicTreatmentofLeachateUsingSequenc-ingBatchReactorandHybridBedFilter[J].Wat.Sci.Tech.,1997,36:501～508.[13]PeterJkeenan.InorganicSolidsDevelopmentinaPilotScaleAnaerobicReactorTreatingMunicipalSolidWasteLandfillLeachate[J].WaterEnvironmentResearch,1993,65:181～188.[14]MoonSungSung,etal.PerformanceImprovementofanUn-stableAnaerobicLeachateTreatmentSysteminanIndustrialWasteLandfill[J].Wat.Sci.Tech.,1997,36(12):333～340.[15].[J].,1993,11(1):23～25.[16].A()/B(A/O)[J].,1996,22(5):13～14.[17].[J].,1998,11(2):88～90.(:2002-07-16)　　:20032“·OH”,,。·60·　26　5　20039College,Pingdingshan467002;2.DepartmentofEnvironmentalEngineering,TsinghuaUniversity,Beijing100084)Abstract:Rawwatersourcecontainingassimilableorganiccarbon(AOC)posesseverehealthrisktodrinkingwater.ThispaperdealswiththepurificationofAOCbyabio-ceramicfiltercombinedwithgranularactivatedcarbon(GAC).ItisshowedthatmuchhigherAOCremovalhasbeenobtainedcomparedwiththeconven-tionaltreatmentprocessinwaterworks.Keywords:assimilableorganiccarbon(AOC);drinkingwater;advancedtreatment;bio-stabilityAnIntegratedProcessforTreatingChemicalFiberDyeingWastewaterXUXi-biao1,XUHai-zhong2,CHUHong-wei1,WANGBing2(1.JiaxingDayuEnvironmentalEngineeringCo.,Ltd.Jiaxing314000;2.XiuzhouBranch,EnvironmentalProtectionBureauofJiaxingCity,Jiaxing314000)Abstract:Thispaperintroducesanintegratedwastewatertreat-mentprocesscombiningphysical/chemicalmethodwithbiochemi-caldegradation.Basedontheoperationoftheprocessconductedinatextileanddyeingfactory,thepaperpresentsthedataaboutCOD,BODandcolorremovalsaswellassomedesignconsidera-tions.Keywords:integratedprocess;chemicalfiber;dyeingwastewaterSomeAspectsinDevelopmentofMembraneBioreactorSUNXiao-long,PUHong-ping(KunmingUniversityofScienceandTechnology,Kunming650093)Abstract:Membranebioreactor(MBR)isarelativelynewwastew-atertreatmenttechnology.ThispaperpresentsthepresentstatusofthedevelopmentofMBRandsomecriticaldesignparameterssuchasMLSS,HRT,SRTandsludgeloadinginassociationwithMBR.Membranefoulingandotherproblemsarediscussed.Keywords:membranebioreactor(MBR);wastewatertreatment;designparameterUseofBiologicalTechnologyinTreatmentofLandfillLeachatesHEHou-bo,ZHENGJin-wei,XUJian(ShenzhenMunicipalEngineeringDesignInstitute,Shenzhen518035)Abstract:Biologicaltreatmenttechnologyintermsofanaerobicandaerobicforlandfillleachatesisreviewedwithreferencetotwomu-nicipalsolidwastelandfillsinnorthandsouthChinarespectively.Keywords:municipalsolidwaste;landfill;leachate;treatmenttechnologyModifiedActivated