SBR法的特点及其在生物脱氮中的应用林丰妹

:,,24,。SBR法的特点及其在生物脱氮中的应用林丰妹　郑　平(,　310029)　陈健松(,　310014)　SBR。,;,,。SBR,,。,SBR,/,。,SBR,。　SBR　CharacteristicsofSBRprocessanditsapplicationtobiologicalnitrogenremoval　LinFengmei,ZhengPing,etal.DepartmentofEnvironmentalEngineering,ZhejiangUniversity,Hangzhou310029Abstract:Sequencingbatchreactor(SBR)hassomeadvantagesofcontinuousstirredtankreactor(CSTR)andplugflowreactor(PF).Forexample,thematerialcanbemixedcompletely,theshockloadingratecanbetolerated,noback-mixingexists,thebiochemicalreactionisfastandtheremovalefficiencyishigh.Theflowsheetisshortandtheoperationisflexiblebecausethewholereactioncanbecarriedoutinonereactor.Moreover,analternativeaero-bicandanaerobicenvironmentcanbeeasilycreatedbyproperoperationanditisfavorabletobiologicalnitrogenre-moval.Recently,theSBRprocessdevelopedquicklyanditsoperationhasbeenmodifiedlargely.Keywords:SBRprocess　Biologicalnitrogenremoval　　70,IrvineGoronzy(Se-quencingBatchReactorProcess,SBR)[1]。80,SBR。,。SBR。1　SBRSBR,、、、。SBR,,。SBR、、、、5,;,,。,SBR,、、(、、)。SBR,,,,,,,[2]。10,SBR,ICEASA()、CASS()、IDEA()、DAT-IAT()。(),A2SBR(Anaero-bicanoxicSBR)、A/OSBR(AnaerobicoxicSBR)。—,。,。,。SBR/,。SBR、A/OSBR3。1.1　直列式,-(1)-(2)。·98·　　24　2　20024DOI:10.15985/j.cnki.1001-3865.2002.02.014(1),。,。,,,。(1),(2),,[1]。1.2　循环式,,,(3)。(3)/,。,,SeS0=1(1+kt)n:S0——;Se——;n——;k——;t——,,[2]。,/,100%[3～6]。1.3　A/OSBR式A/OSBR(4)ABSBR,,,。,、,[6,7]。SBR,。,,,。,(100%)。,。,:(1):,?(2):?A/OSBR,。,A/OSBR,、。2　SBR2.1　各阶段的时间分配DiamadopoulousSBR,/。,/。/20∶3、17∶6、14∶9,48.8%、47.7%、35%。,,NOxN[9]。/。“--”“-”。Merxouki,A2SBR20,A/OSBR9[10]。,,。Shin,,SBR,,[5]。2.2　DOMunch,DO(0.5～3mg/L),(1.9～2.1mg/L),,,,DO[11]。,SBR/,;,DO。2.3　回流比BernetA/OSBR,[7]:Nout=11+RTKNW·99·　SBR:TKNW——TKN;Nout——;R——,,。Kuba,SBR71%76%,3%～4%[8]。2.4　温度和pH。10～30℃,10℃,3。38℃,。pH7.0～7.5,pH7.0～8.5。pH7,。2.5　SRT(固体停留时间),,(Nitrosomonas)(Ni-trobacter)0.21d-11.2d-1[14]。SRT,“”,。3　　SBR,。SBR、A/OSBR,A/OSBR。SBR,。　1　SilversteinJ,SchroederE.PerformanceofSBRactivatedsludgeprocesswithnitrification/denitrification.JournalWPCF,1983,55(4):377～384　2　..:,1994　3　BufayedAAA,SchroederED.PerformanceofSBR/denitri-ficationwithaprimarysludgecarbonsource.JournalWPCF,1986,58(5):387～397　4　MalaspinaF,SamarasP,DabouX,etal.Cheesewheyandcheesefactorywastewatertreatmentwithabiologicalanaero-bic-aerobicprocess.Wat.Sci.Tech.,1995,32(12):59～72　5　ShinHS.Pilot-scaleSBRandMFoperationfortheremovaloforganicandnitrogencompoundsformgreywater.Wat.Sci.Tech.,1998,38(6):79～88　6　IlcheA.Biologicalphosphorusandnitrogenremovalinafullscalesequencingbatchreactortreatingpiggerywastewater.Wat.Sci.Tech.,1999,40(1):199～206　7　BernetN.Combinedanaerobic-aerobicSBRforthetreatmentofpiggerywastewater.Wat.Res.,1999,34(2):611～619　8　KubaT.PhosphorusandnitrogenremovalwithminimalCODrequirementbyintegrationofdenitrifyingdephosphatationandnitrificationinatwo-sludgesystem.Wat.Res.,1996,30(7):1702～1710　9　DiamadopoulosE.Combinedtreatmentoflandfillleachateanddomesticsewageinasequencingbatehreactor.Wat.Sci.Tech.,1997,36(2-3):61～68　10　MerzoukiM,DelgenesJ,BernetN,etal.Polyphosphate-accumulatinganddenitrifyingbactriaisolatedfromanaerobic-anoxicandanaerobic-aerobicsequencingbatchreactors.Cur-rentMicrobiology,1999,38:9～17　11　MunchE.Simultaneousnitrificationanddenitrificationinbenchscalesequencingbatchreactors.Wat.Res.,1996,30(8):277～284　12　VerstraeteW,PhilipsS.Nitrification-denitrificationprocess-esandtechnologiesinnewcontexts.Environmentalpollu-tion,1998,102:717～726　13　JettenMSM.Novelprinciplesinthemicrobialconversionofnitrogencompounds.AntonievanLeeuwenhoek,1997,71:75～93　14　,..:,1998(:2000-10-20)(上接第86页)3　　(1)、,,,,、、,,。(2)、,、、。　1　..:,1987　　2　RY,GS..:,1997　3　..:,1997(:2001-03-30)·100·　　24　2　20024