UAF反应器实现厌氧氨氧化反应的试验李军

200907254　()JournalofShenyangJianzhuUniversity(NaturalScience)　Jul.　2009Vol.25,No.4　　:2008-12-16:(20081002);(HJ200701):(1978—),,,,.:1671-2021(2009)04-0753-04UAF李　军,田文婷,张文文(,110168)　:研究UAF(升流式厌氧生物滤床)反应器实现厌氧氨氧化反应快速去除水中总氮问题.试验用水为人工配制,采用城市污水处理厂厌氧消化污泥作为接种污泥,在温度为35℃、pH为7.0～8.0的条件下,通过逐渐提高NH+4-N与NO-2-N的负荷培养厌氧氨氧化细菌.反应器连续运行约156d后,NH+4-N和NO-2-N的去除率分别达到50%、55%,获得的具有厌氧氨氧化活性的污泥为棕红色,并在反应器的下部形成了颗粒污泥;试验末期通过向进水中投加消氧剂抗坏血酸,NH+4-N与NO-2-N的去除率分别提高到71%和73%.利用UAF反应器成功实现了厌氧氨氧化工艺的快速启动.:;UAF;;:X703　　　:A　　　0　　[1].(ANAMMOX),ANAMMOXNO-2,NH+4N2[2].ANAMMOX,、[3],[4-6].ANAMMOX,,,[7].ANAMMOXANAMMOX,ANAMMOX.ANAMMOX[8-9],ANAMMOX[10-12],(UAF)ANAMMOX.UAF,ANAMMOX,UAF.1　1.1　,1.:Fe0.05mg/L;Co0.05mg/L;Ni0.01mg/L;Mo0.05mg/L.1　ρ(NH+4-N)/(mg·L-1)ρ(NO-2-N)/(mg·L-1)ρ(KH2PO4)/(mg·L-1)ρ(CaCl2)/(mg·L-1)ρ(NaHCO3)/(mg·L-1)pH190～1140245～1470271365007.0～8.0754　　()251.2　UAF1.UAF8.75L,6.87L,53cm,(35±1)℃.UAF,.UAF2L.1.3　;N-(1-)-;.1.4　.710mL/h,10h.:1～25d,NH+4-NNO-2-N0.12kg/(m3·d),.26～159d,NH+4-NNO-2-N0.24kg/(m3·d)、0.36kg/(m3·d)、0.72kg/(m3·d),.1　UAF2　2.1　,NH+4-N,NH+4-N,2.,15d,NH+4-N,,.ANAMMOX,,ANAMMOX,NH+4-NNH+4-N,NH+4-N.21d,NH+4-NNH+4-N,.NH+4-N,30%.26～90d,NH+4-N,NH+4-N30%,.91～156d,NH+4-N,50%,ANAMMOX.2　ANAMMOXNH+4-N2.2　ANAMMOX,NH+4-N,NO-2-N,3.3　ANAMMOXNO-2-N,,NO-2-N,98%.,NO-2-N,NO-2-N.,,19d,NO-2-N20%.26～90d,NO-2-N,30%,ANAMMOX,25　:UAF755　　.91～156d,NO-2-N,55%,ANAMMOX.　　VandeGraaf[13],ANAMMOXNH+4-NNO-2-N1∶1.3.NH+4-NNO-2-N1∶1.1,[13].2.3　VandeGraaf[13]ANAMMOX,CO2NO-3-N,NO-3-NANAMMOX(4).422dNO-3-N,NO-3-N,5mg/L.26～156d,NO-3-N,50mg/L,ANAMMOX,ANA-MMOX.4　ANAMMOXNO-3-N2.4　DOANAMMOXANAMMOXDO.Strous[2],ANAMMOX,ANAMMOX.,Strous[14]ANAMMOX.0.5%～2.0%,ANAMMOX;ANAMMOX0.5%.[14],(C),;C.310mg/L,NH+4-N、NO-2-NNO-3-N,5.　　5,,DO,UAFDO,NH+4-NNO-2-N,NH+4-N71%,NO-2-N73%,NO-3-N75mg/L.,DO.5　NH+4-N、NO-2-N　　NO-3-N2.5　ANAMMOX156d,UAFANAMMOX.,,,,,[15].3　　(1)UAFANAM-MOX.156d,NH+4-NNO-2-N0.72kg/(m3·d),NH+4-NNO-2-N50%55%.,,NH+4-NNO-2-N71%73%.(2)ANAMMOX,.(3),.:[1]　,,,.[J].,2005,19(2):13-16.756　　()25[2]　StrousM,VanGervenE,ZhengP,etal.Ammoniumremovalfromconcentratedwastestreamswiththeanaerobicammoniumoxidation(ANAMMOX)processindifferentreactorconfigurations[J].Wat.Res.,1997,31(8):1955-1962.[3]　,,.UASB[J].,2003,22(10):665-669.[4]　,,.[J].,2002,24(1):17-21.[5]　,.———SHARON-ANAMMOX[J].,2001,27(10):22-28.[6]　,.[J].,2002,15(11):26-29.[7]　StrousM,HeijnenJJ,KuenenJG,etal.Thesequen-cingbatchreactorasapowerfultoolforthestudyofslowlygrowinganaerobicammonium-oxidizingmi-croorganisms[J].Mocrobiol.Biotechnol.,1996,50(5):589-596.[8]　,.[J].,2002,18(4):492-496.[9]　,,.[J].,2004,24(2):220-224.[10]　,.EGSB[J].,2005,25(2):208-213.[11]　,,,.IC[J].,2007,20(2):21-24.[12]　,,,.[J].:,2008,24(6):1035-1038.[13]　VandeGraafAA,DeBruijnP,RobertsonLA,etal.Autotrophlicgrowthofanaerobicammonium-oxidizingmicro-organismsinafluidizedbedreac-tor[J].Microbiology,1996,142(8):2187-2196.[14]　MarcStrous,EricVanGervern,pingzheng,etal.Ammoniumremovalfromconcentratedwastestreamswiththeanerobicammoniumoxidation(AN-AMMOX)processindifferentreactorconfigurations[J].Wat.Res.,1997,31(8):1955-1962.[15]　.[D].:,2007.[16]　MulderA,VandeGraafAA,RobertsorlLA,etal.Anaerobicammoniumoxidationdiseoveredinadeni-trifyingfluidizedbedreaetor[J].FEMSMicrobiolo-gyEeology,1995,16(3):177-184.StudyontheStart-upofAnaerobicAmmoniaOxidationProcessinUAFReactorLIJun,TIANWenting,ZHANGWenwen(SchoolofMunicipalandEnvironmentalEngineering,ShenyangJianzhuUniversity,ShenyangChina,110168)Abstract:Start-upofanaerobicammoniaoxidationprocessinUAFreactorwasstudied.ThesyntheticNH+4-NandNO-2-Nwastewaterwasusedasinfluent,inoculatedwithnormalanaerobicdigestionsludge,whenoperationwasattemperatureof35℃,pHvalueof7.0～8.0,theNH+4-NandNO-2-Nremovalefficien-ciesafter156dayswere50%、55%,respectively.ThesludgewithhighAnammoxactivitywasbrown.Thegranularsludgewasfoundatthebottomofthebioreactor.Start-upofanaerobicammoniaoxidationprocesswassuccessfullyachieved,andtheeffectofDOisakeytothestart-upofAnammoxprocess.Keywords:Anammox;UAF;Start-up;DO