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200905253 ()JournalofShenyangJianzhuUniversity(NaturalScience) May 2009Vol.25,No.3 :2008-10-10:(05-K2-9):(1960—),,,,.:1671-2021(2009)03-0526-05SBR李亚峰1,刘海滨1,刘 鑫2,田西满1,杨 辉1,张 涛1(1.,110168;2.,110000) :缩短高质量浓度污泥SBR短程硝化反应启动时间.以普通污水处理厂的剩余活性污泥为种泥,采用高质量浓度污泥种泥的投加,高曝气淘汰,淘洗,低氧曝气短程硝化方法进行培养驯化.经过21个周期的培养驯化,成功地实现了纯自养短程硝化反应器的启动,稳定后的反应系统氨氮去除率达到了99%,亚硝化率稳定在76%左右.通过对培养过程中各个条件的控制,在纯自养系统中,仍可以进行反硝化作用,并且可以在较短时间内实现系统的启动.反硝化碳源来自微生物自身产生并游离到水中的有机物质.分阶段曝气的两个阶段依次是高曝气量淘汰培养阶段和低曝气量短程硝化驯化阶段,第一个阶段能够实现异养菌的淘汰和硝化细菌数量的积累,在第二阶段中,NO-2得到积累.:;;;:X703 :A 0 (AOB)(NOB),,,,,Ko,0.5mg/L0.68mg/L.Ko,,,[2-3].,DO,.DO.(SBR),,,,,,.1 1.1 SBR1.SBR150mm,500mm,7L.,DO,pHNaHCO37.0～8.5.SBR10h,0.5h,8h,1h,0.5h,2. :,,,3d,,,(MLSS)5322mg/L,(SVI)133.1,25:SBR527 ,SVI、MLSS、,,,,NO-2,,,.1 SBR1.2 [4]:ρ((NH4)2SO4)1.18g/L;ρ(NaHCO3)3.00g/L;ρ(CaCl2)0.10g/L;ρ(MgSO4·7H2O)0.015g/L;ρ(KH2PO4)0.08g/L;0.5mg/L(:0.17mg/LMn2SO4·H2O,0.11mg/LNaMoO4·2H2O,0.20mg/LCoCl2·6H2O,0.10mg/LZn-SO4·7H2O,0.04mg/LNiCl2·6H2O0.24mg/LFeCl3·6H2O);ρ(NO3-N)3.16～4.31mg/L...1.3 NH+4-N:;NO-2-N:N(1-)-;NO-3-N:[5];MLSS:;DOHACHSensION8;pHWTWpH526.2 2.1 ,,[6-7].,,,,;,,;DO.700～800mL/min,5322mg/L71.4mg/L,,.9.2.1.1 2.2 2,,.2,,AOBNOB;2.,14℃,5℃,.,,.,AOBNOB.AOB528 ()25NOB,,,.2.1.2 (SVI)(MLSS)SVIMLSS3.3 SVIMLSS 3,,,,,,,,,,,,,,,.SVI,,SVI[8].MLSSSVI,,,、、.,,.2.1.3 9200.1mg/L,,,SVI,.AOBNOB;,,,,,.,,,,(SS).,,.,,,,3～4.MLSS4631mg/L3889mg/L,SVI87.6mg/L79.5mg/L,.,,AOBNOB,AOBNOB,.2.2 ,400～500mL/min,,(20±1)℃.2.2.1 4(a)、(b)、(c).4(a)3,,3,,,8,,99%.4(b)3NO-2,8.4(c)3NO-3,8.4(a)、(b)、(c),.3,,AOBNOB,3、NO-2,8.,,,,,AOBNOB.25:SBR529 4 、 4(a)(b)(c)7,,;4(c)5,,,,,,NOB.4(c)574(b)7,,,.8,76%,.2.2.2 NO-2,、pH、DO(FA),,SHARON30～35℃[9-10];pHNaHCO36.7～7.0,[11-12],pH7.4～8.3,pH;,,,pH,,,;DO,DO(0.5mg/L)[13],DO(15min)5.5 DO [2],AOB(0.2～0.4mg/L),NOB(1.2～1.5mg/L),DO,NOB,NO-2.5,0.3～0.6mg/L,,,,400～500mL/min,,.3 (1),,21,,,530 ()2599%,76%.(2):;,.AOBNOB,NO-2.,SVI、MLSS、.(3),,.:[1] ,.[M].:,2004.[2] HanakiK,WantawinCO.Nitrificationatlowlevelsofdissolvedoxygenwithandwithoutorganicloadinginasuspendengrowthreactor[J].WatRes,1990,24(5):1668-1672.[3] ,,.[J].,2002,18(6):29-31.[4] ,,,.[J].:,2006,46(12):2077-2080.[5] .[M].:,2003.[6] OlavsliekersA,ThirdKA,AbmaW,etal.CANONandanammoxinagas-liftreactor[J].FEMSMi-crobiologyLetters,2003,218:339-344.[7] ThirdKA,Olav.SliekersA,KuenenJG,etal.TheCANONsystem(completelyautotrophicnitrogenre-movalovernitrite)underammoniumlimitation:inter-actionandcompetitionbetweenthreegroupsofbac-teria[J].SystematicAppliedMicrobiology,2001,24:588-596.[8] ,,,.MBRpH[J].:,2007,23(6):994-998.[9] ,.[J].:,2003,28(6):91-95.[10] ,,,.、[J].,2004,15(12):7-10.[11] GroenewegJ,SellnerB.Ammoniaoxidationinni-trosomonasatNH3concentrationsneartheeffectsofpHandtemperature[J].WatRes,1994,28(12):2561-2565.[12] ,.[J].,2003,15(5):38-39.[13] WettB,RauehW.Theroleofinorganiccarbonlimi-tationinbiologicalnitrogenremovalofextremelyammoniaconcentratedwastewater[J].Wat.Res,2003,37:1100-1110.SBRRectorQuickStart-UpofPartialNitrificationbyTraininginStagesandAddingHighConcentrationofSludgeofInoculationLIYafeng1,LIUHaibin1,LIUXin2,TIANXiman1,YANGHui1,ZHANGTao1(1.SchoolofMunicipalandEnvironmentalEngineering,ShenyangJianzhuUniversity,ShenyangChina,110168;2.Pan-chinaConstructionGroupCo.Ltd.FilialeinShenyang,ShenyangChina,110000)Abstract:Inordertoshortentheperiodofstart-upofpartialnitrificationinSBRrector,theresidualsludgeofgeneralwastewatertreatmentplantisusedastheseed.Thedomesticationprocessisachievedbyaddingthehighconcentrationofsludgeinoculation,highaerationtoeliminateheterotrophicbacteriaandpromoteni-trificationbacteriaandammonia-oxidizingbacteriagrowth,washingandmid-aerationtorealizepartialnitrifi-cation.Theautotrophicpartialnitrificationhasbeenachievedsuccessfullyafter21cycles;thenitrogenre-movalefficiencyissteadilyat99%,partialnitrificationefficiencysteadyrateisat76%.Theconclusionshowsthatthestart-upofpartialnitrificationisachievedinashortperiodthroughthecontrolofconditionsintheprocess.Carbonsourcescomefromorganicsubstanceproducedbythemicroorganismthemselves.TheenrichmentofnitrificationbacteriaisachievedinhighaerationstageandNO-2isaccumulatedintheotherstage.Keywords:partialnitrification;highMLSSvalue;traininginstages;lowsupplyingofoxygen