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322Vol.32No.22011JournalofQingdaoTechnologicalUniversity王江宽1,于德爽1,＊,杨传修1,安 泳2(1.,266071;2.,266071) :SBR,(FA)4.61mg/L,,:1,70d,,;2,DO1～2mg/LpH8.4±0.1,92%,130d,,.:;;;:X703.1 :A :1673—4602(2011)02—0080—04:2010-09-27:(50878107):(1986- ),,.,.E-mail:q444980398@163.com.＊(Correspondingauthor):,,,.E-mail:qdydsh@163.com. StudyonStabilityofShortcutNitrification-DenitrificationUnderNotaSingleFactorWANGJiang-kuan1,YUDe-shuang1,＊,YANGChuan-xiu1,ANYong2(1.SchoolofEnvironmentalScience,QingdaoUniversity,Qingdao266071,China;2.QingdaoCityBuildingInvestmentCompany,Qingdao266071,China)Abstract:Nitrogenremovalbymeansofshort-cutnitrificationanddenitrificationwasstudiedinasequencingbatchreactor(SBR)fedwithaquaticproductwastewater,withthebeginningfreeammoniaconcentrationalwaysat4.61mg/L.Theexperimentalresultsshow:No.1re-actoronlycontrollingthebeginningfreeammonia(FA)concentrationchangedintowhole-runnitrificationafterrunning70days,whichprovesthatcontrolledbyasinglefactortheshort-cutnitrificationanddenitrificationisunstable.No.2reactorwithhighbeginningfreeammonia(FA)concentrationcontrolsDOas1～2mg/LandbeginningpHas8.4±0.1.Af-terrunning130days,theshort-cutnitrificationanddenitrificationiscontinuouslystableandthenitriteaccumulationrateisalwaysabove92%,whichshowsthattheshort-cutnitrifica-tionanddenitrificationmayrunstablyundernotasinglefactor.Keywords:freeammonia;notasinglefactor;shortcutnitrificationanddenitrification;stability、、,[1-3].,.2 ,::pH7.0～8.5,pH6.0～7.5[4];0.1～1.0mg/L10～150mg/L[4].,,[5-6].SBR.1 1 mg/L pH7.30～7.477.38COD730～790760NH4+-N35.5～42.739.1NO2--N0～0.0700.035NO3--N0～0.1300.065TN105.3～124.8115.051.1 SBRSBR,,,600mm,200mm,16L.(、),,1;,,;;WTWpH/Oxi340i/SETDO、pH.1.2 ,1.1.3 COD:;NH4+-N:;NO3--N:;NO2--N:N-(1-)-;MLSS:;pHDO:WTWpH/Oxi340i/SET.2 A/O,MLSS3800～4000mg/L,(20±1)℃,pH.4.61mg/L,3.:1;2,DO1～2mg/L、pH8.4±0.1,.2.1 2,2,15d,92%.155d,85%,,69d,60.3%,70d,51.8%,.3、415069d,:50d15.710.406mg/(L·h);69d13.112.05mg/(L·h).8132(4.61mg/L),,,.,,,,. OLAND[7](0.1～0.8mg/L,0.5mg/L).,[8],.,2COD,1,DO0.6mg/L,2(3),224d95%.:3COD、2.5、6:3COD2. 7,,326.047.2mg/(L·h);3.785.75mg/(L·h),DO,.3,820min3mg/L.2,32,231.367,232.5h.,2、COD,,OLAND.822 ,:2 23[mgNH4+-N/(gMLSS·min)]/%20.032494.830.023797.42.2 2,pHDO(/10min),,COD.,,92%.6pHCOD、DO,[9],,.[10]ORP4,pH5,4,ORPpH.6:pH4,a,b,cd;DO3,A,B,C,3pHa、b、c3.:A(a);A(a)B(b)COD,6COD(87.7%);B(b)C(c),7(88.57%),(7.125mg/(L·h),1.239),C(c)5mg/L,.C(c),6、7:,,,[10].2h:2h,,.,,DOpH,:,5mg/L.3 1),,70d.2)2DO1～2mg/LpH8.4±0.1,,130d,92%,DO.3)pHDO,,.(References):[1] ,.、[J].,2007,23(15):1-3.YANGQing,PENGYong-zhen.Pilot-ScaleStudyonNitrogenRemovalfromMunicipalWastewaterviaShort-CutNitrificationandDenitrificationatNormalandLowTemperatures[J].ChinaWater&Wastewater,2007,23(15):1-3.(140)83324 ,、.,,,.(References):[1] ,.[J].,2009(7):142.LIUJin-dong,JIANGHong-wei.OntheExternalWallInsulationRigidPolyurethaneFoamandConstructionTechnologyAdvantages[J].ChinaNewTechnologiesandProducts,2009(7):142.[2] .[J].,2010(3):45-46.TANGHong-yu.BodyofPolyurethaneFoamandConstructionCharacteristicsofExternalWallInsulationSystem[J].BuildingMate-rialsofGuangdong,2010(3):45-46.[3] ,.[J].,2007(3):48-49.GUOXiao-fei,GUOChun-lei.ColdandColdRegionsApplicationsPolyurethaneSprayInsulationSystem[J].ConstructionScienceandTechnology,2007(3):48-49.[4] .[Z].1997.MinistryofConstructionandApplicationofPolyurethanetoPromoteBuildingEnergyEfficiencyWorkdingGroup.TechnicalGuide-linesforExternalThermalInsulationonWalls[Z].1997.[5] GB50404—2007[S].:,2007.GB50404—2007TechnicalCodeforRigidPolyurethaneFoamInsulationandWaterproofEngineering[S].Beijing:ChinaPlanningPress,2007.[6] GB50411—2007[S].:,2007.GB50411—2007CodeforAcceptanceofEnergyEfficientBuildingConstruction[S].Beijing:ChinaArchitecture&BuildingPress,2007.(83)[2] RuizG,JeisonD,ChamyR.NitrificationwithHighNitriteAccumulationfortheTreatmentofWastewaterwithHighAmmoniaCon-centration[J].WatRes,2003,37(6):1371-1377.[3] HandW,ChancJS,KimJ.NitrifyingMicrobialCommunityAnalysisofNitriteAccumulationBiofilmReactorbyFluorescenceinSituHybridization[J].WatSciTech,2003,47(1):97-104.[4] ,,,.-[J].,2006,16(4):19-21.YAOKuo-wei,YANGJian,NIEJing,etal.StudyonShort-CutNitrificationandDenitrification[J].EnvironmentalProtectionofOil&GasFields,2006,16(4):19-21.[5] BeccariM,MaraniE,RamadoriR,eta1.Ki-NeticofDissimilatoryNitrateandNitriteReductioninSUS-PendedGrowthCulture[J].JWatPolluteControlFed,1983,55:58-64.[6] AbelingU,SeyfriedCF.Anaerobic-AerobicTreatmentofHighStrengthAmmoniumWastewaterNitro-GenRemovalviaNitrite[J].WaterSciTechnol,1992,26:1007-1015.[7] KuaiLP,VersraeteW.AmmoniumRemovalbytheOxygen-LimitedAutotrophic-DenitrificationSystem[J].APPLEnvTech,1939(7):13-21.[8] Garrido-fernandezJM,MendezR,LemajM,eta1.TheCirculatingFloatingBedReactor:EffectofPanicleSizeDistributionoftheCar-rieronAmmoniaConversion[J].WatSciTech,2000,41(4-5):393-400.[9] ,,,.[J].,2005,26(1):64-67.GAODa-wen,PENGYong-zhen,WANGShu-ying,etal.TheStabilityofShort-CutNitrificationandDenitrification[J].EnvironmentalScience,2005,26(1):64-67.[10] ,,.SBR[J].,2002,l8(11):13-18.GAODa-wen,PENGYong-zh