NBIAS系统中的好氧反硝化罗固源

:2000—09—25:(1944-),,,,,。NBIAS罗固源,杨红薇(B,400045)　　　:NBIAS,,,NBIAS。,30%～40%,。:NBIAS;;;:X703.1　　　:A　　　:1001-2141(2001)01-0043-03AerobicDenitrificationintheNon-BackflowIntermittentlyAerationSystemLuoGuyuan,YangHongwei(Depart.ofMunicipalConstruction,BDistrict,ChongqingUniversity,Chongqing400045)Abstract:ThetestresultsbyNBIASreactorshowedthechangeoftheTNinNBIAS.Itprovedthatdenitrificationhappensevidentlyduringtheaerobicperiod,whichcontributes30%～40%ofthewholeTNremovalbytheprocess.Keywords:NBIAS,Aerobicdenitrification,MLSS,DO.1　,,(TKN)10%～30%[1],;。。,[2-3]。NBIAS(Non-BackflowIntermittentlyAerationSystem,NBIAS)[4]。。2　2.1　NBIAS20L,15L。、、,,、,。,(JJ-1)。1。1.　2.　3.　4.5.　6.　7.　8.1　2.2　,1。1　(mg)(mg)70KH2PO430170NH4Cl110160Na2CO3905023　1　　　　　　　　　200122:2　CODcrTNNH4-N380～41040～5629～35TPpH5.0～8.06.5～7.525.7～27.82.3　NBIAS30minNO3--N、NH4+-N、NO2--NTN。8h,:2h→3h()→2h→0.5h()→0.5h。0.69L/h,0.22kgCODcr/kgMLSS·d,15～20d。NBIAS,,2。2　3　3.1　NBIASNBIAS,16d、9.1g/l,、、3。0～120min,、,,30min、1mg/L,。3　　　120～300min,、0.5mg/l,2.5mg/l0.5mg/l,。[5],,。300～390min,,、,,。。(:,CODSS。)3.2　NBIASNBIAS,16d、9.1g/l。、,,,。4。4　　　4:,。;,28%,61%,,44　　　　　　　　2333%。4　NBIAS。80,。PseudomonasSpp、Alcaligenesfaecalis、ThiosphaeraPantotropha,。[6]。,[7]NBIAS。5。,。,,,。,;,,。NBIAS,,,。6-7。,。,0.7,9.1mg/l。,6.68mg/l,,,;,。5　6　MLSS7　　　3、。,。,,;,,[7]。,,。,NBIAS、。3　(℃)MLSS(g/l)DO(mg/l)(%)(%)71325.76.98～5.150.66～0.96773671625.86.68～4.601.52～2.69783271827.86.77～4.790.10～0.7685425　5.1　NBIAS、,、,。5.2　NBIAS,30%～40%,。。5.3　NBIAS、,。。5.4　,,。(49)451　:NBIAS;(6),;(7);(8)。4　1　..,2000,16(3):12～15.2　.(CEPT).,2000,16(1):26～29.3　..,1999,25(9):8～9.4　..,1999,25(11):14～16.5　..,2000,13(1):8～10.6　..,2000,21(1):23～26.7　PraveenKumarGoelandMalayChaudhuri.Manganese-aidedlimeclarificationofmunicipalwastewater.Wat.Res.,1996,30(6):1548～1550.8　G.M.Ayoub,F.Merehbi,R.Abdallah,A.Acra,M.E1Fadel.Coaulationofalkalinizedmunicipalwatewaterusingseawaterbittern.WaterEnvironmentResearch,1999,71(4):443～453.9　..,1999,25(4):12～14.10　(19947,).,1994.338～343.11　.—.,2000,16(7):29～32.12　ComaJ,JabbouriA,GrasmickA.Intensiveprimarytreatmentofurbanwastewater.Wat.Sci.Tech.,1991,24(7):217～222.13　KurbielJ,SapulakA,SchadeH.Theuseofaturbulentpipe-flowforrapidflocculationofprecipitateintheelectroplatingwastewatertreatment.Wat.Sci.Tech.,1991,24(7):255～259.14　WatanabeY,KanemotoY,takedaK,etal.Removalofsolubleandparticulateorganicmaterialinmunicipalwastewaterbyachemical.flocculationandbiofilmprocess.Wat.Sci.Tech.,1993,27(11):201～209.(45)NBIAS。6　1　..,2000,16(2):25～27.2　HongWZhao,DonaldsMacinic,etal.Controllingfactorsforsimultanneousnitrificationanddenitrificationinatwo-stageintermittentaerationprocesstreatingdomesticsewage.WaterResearch,1999,33(4):961～970.3　HyungSeokYoo,etal.Nitrogenremovalfromsyntheticwastewaterbysimultaneousnitrificationanddenitrification(SND)vianitriteinaintermittenly-aeratedreacter.WaterResearch,1999,33(1):145～154.4　,.NBIAS.,2000,22(2):11～13.5　,,.—.,2000,16(2):29～31.6　,,..,2000,16(2):20～23.7　,,,..,2000,26(4):17～20.(26),。,80GIS,,。8　1　..:,1993.2　D.L.CorwinandR.J.Wagenet.ApplicationoftheModelingofNonPointSourcePollutantsintheVadoseZone:AConferenceOverview.J.Envion.Qual.1996,25:403～411.3　LaiREditor2ndedition.Soilerosionresearchmethods.SoilandWaterConservationSociety.1994,344.4　GriffinJrR.IntroducingNPSWaterPollution.EPAJournalNov./Dec.,1991,6～9.5　MichaelW.Sweeney.GeographicInformationSystems.WaterEnvironmentResearch,1997,69(4):419～422.6　JosefGorresandArthurJ.Gold.IncorporatingSpatialVariabilityintoGIStoEstimateNitrateLeachingattheAquiferScale.J.Envion.Qual.,1996,(25):491～498.7　..,1998,19(5):87～91.8　MikeBrotenetal..AnAutomatedGISGroundWaterContaminationInvestigation.ESRILibrary,1990.9　M.J.Fayeretal..EstimatingRechargeRatesforaGroundwaterWolelUsingaGIS.J.Envion.Qual.,1996,(25):510～518.10　U.SundayTim.CouplingVadoseZoneModelswithGIS:EmergingTrendsandPotentialBottlenecks.J.Envion.Qual.,1996(25):535～544.491　: