0,,UCT,JHB,A2/O,。[1],A/O(PAO)NO3-,/,。,DPB。1,。。1.1DPB、,、。BCFS,SBR,。BCFSDelftUCT,、。DPB。,BCFS,,ρ(TP)≤0.2mg/L,ρ(TN)≤5mg/L。10。C/P。SBR,/,,(《》,215011):、。,。。,。:AOAO-SBR、。,,、。。:;;:X5:A:1004-8642(2008)05-0057-04:2008-04-30:“333”.:(1982-),,,,.ResearchonInfluencingFactorsofDenitrifyingPhosphorousRemovalinWastewaterTreatmentWANGDe-xing,SUNLi-zhu,SHENYao-liangAbstract:Inthepaper,fundamentaltheoriesofdenitrifyingphosphorousremovaltechnology,majorinfluencingfactorsandnewmethodsfordenitrifyingphosphorousremovalwereintroduced.Thereweredisputesontheresearchresultsoftheinflu-enceofC/Nandnitriteondenitrifyingphosphorousremovalfromhomeandabroad.Thedisputesandinfluencingfactorstobefurtherstudiedweresummarizedinthispaper.Atpresent,therewerebreakthroughsintheresearchofhowtorealizedenitrifyingphosphorousremoval.ThenewmethodswereAOAO-SBRandaerobicgranularsludgeprocess.Denitrifyingphosphorousremovalhasdevelopedfrombasicresearchtoprojectapplication.Withthefurtherdevelopmentandresearchofmicrobiologyandbiochemistry,theknowledgeofthetheoriesandinfluencingfactorsofdenitrifyingphosphorousremovalwillbemoreclear,whichwillfurtherpromotetheapplicationofdenitrifyingphosphorousremovaltechnology.Keywords:Denitrifyingphosphorousremoval;Influencingfactors;Denitrifyingphosphorusremovingbacteria215200810EnvironmentalScienceandTechnologyVol.21No.5Oct.2008%200810200810。[2],SBR(AO),AO/AO,。,。DULEKGURGEN[3]COD、、95%,99.6%,71%。、、DPB。DPB。[4]DPB73.1%。。。。1.2,DPBSBR,,PAO,SRT。DephanoxA2NSBR。DephanoxWanner,PHB,。,,,,。,、COD。,。A2NSBR/SBR(A2-SBR)SBR(N-SBR)。A2-SBRCOD;N-SBR。,,。22.1,、。BARNARD[5]:,50mg/(L·h);,16mg/(L·h);,5.4mg/(L·h)。[6],,29.58mg/(g·h);12.38mg/(g·h);9.04mg/(g·h),。PHA,,。[7],PAO(GAO),VFA,,。PAODPB,PAO/DPB,。LIU[8],,(GAO)。SATOH9],,。,COD,DPB。2.2C∶N∶P,、PHB。[10]:,PHB、PHB;ρ(COD)/ρ(NO3--N)9~30,ρ(COD)/ρ(TP)23~58。A/ASBR:,;COD。[11]:,CODPHB,PO43--P6.0mg/L,COD250~450mg/L,。,△P,COD△COD△PHB:m(△P)/m(△COD)=0.443mg/mg(0.465);m(△PHB)/m(△COD)=0.935mg/mg(0.894)。[12]SBRCOD,:,2mgNO3--N,1mgPO43--P;ρ(COD)/ρ(PO43--P)24~30,ρ(TP)0.5mg/L。[13]:ρ(COD)/ρ(TN)=3.94~7,。58215215:ρ(COD)∶ρ(NO3--N)∶ρ(P)250∶60∶8,COD,N,P。[15]A/ASBRC/P>23,C/N>5,SBR、90%。,1.0mg/L,ρ(BOD5)/ρ(TP)20~30。KUBA[16]A2NSBRC/N3.4,100%。[17]ρ(COD)/ρ(PO43--P)12,PO43-96%。,C∶N∶P,。2.3,NO3-NO2-。NO3-,PHB。。NO3-,NO3-。NO2-。[18],NO2-。KUBANO2-(5~10mg/L)。,,NO2-,NO2-DPB。NO2-[ρ(NO2-)≤4~5mg/L],,ρ(NO2-)≥8mg/L,。,。DPBNO2-、。2.42.4.1,。、。,0.2mg/L。(ORP)。,ORP,PO43--P。ORP,ORP,ORP-200~-300mV。2.4.2pH,pH。,pH,pH,pH8.0;,pH>8。[19]pH7.0±0.1、pH7.0~8.0,pH。FILIPE[20],pHPAOGAO,pHGAO,PAO。2.4.3MLSS,MLSS,,。MLSS,。2.4.4,,。,。,。2.4.5,/、[21]。,/,。,[22]。3,,。NICHOLLS[23],、。[24]A2NSBR,A2NSBR、、、、、、、、,579.1%。、。,。,。。[25]、、、。[26]、、59200810200810、。4,。,,,、[27]。。[][1]KUBAT.Biologicalphosphorusremovalfromwastewaterbyanaerobic-anoxicsequencingbatchreactor.WatSciTech,l993,27(5/6):24l-253.[2],,./SBR[J].,2003,4(6):9-12.[3]DULEKGUGRENE,OYEZS,ARRANN,eta1.Ehnnacedbiologiclaphosphateremovalbygranularsludgeinasequencingbotchreactor[J].BiotechnologyLetters,2003,25(9):687-693.[4],,,.[J].,2005,21(2):18-22.[5]RANDALLCW,BARNARDJL,STENSELHD.DesignandretrofitofwastewatertreatmentplantsforbiologicalnutrientPennsylvania:removal[J].TechnomicPublishingCom,1992.[6],,,./[J].,2004,36(4):421-423.[7],,,.[J].,2005,21(7):22-26.[8]LIUWT,NAKAMURAK,MATSUOT,etal.Internalenergy-basedcompetitionbetweenPolyphosphateandGlycogen-accumulatingbacteriainbiologicalphosphorusremovalreactors-effectofP/Cfeedingratio[J],Wat.Res.,1997,31:1430-1438.[9]SATOHH,MINOT,MATSUOT.Uptakeoforganicsubstratesandaccumulatingofpolyhydroxyalkanoateslinkedwithglycolysisofintracellularcarbohydratesunderanaerobicconditioninthebiologicalexcessphosphateremovalpro-cess[J],Wat.Sci.Tech.,1992,26(5):933-942[10],,,.A/ASBRPHB[J]..2005,27(3):80-84.[11],,,.SUFRCOD[J].(),2005,28(1):121-125.[12],,.CODSBR[J]..2005,5(6):30-33.[13],.A2N[J].,2004,36(8):1046-1049.[14],,.C/N[J].,2005,25(3):367-371.[15],,,.SBR[J].,2006,36(4):599-602.[16]KUBAT,LOOSDRECHTMCM,HEIJNENJJ.PhosphorusandnitrogenremovalwithminimalCODrequirementbyintegrationofdenitrifyingdephosphatationandnitrificationinatwo-sludgesystem[J].WarRes,1996,30:l702-l7l0.[17],.[J]..2002,24(3):132-143.[18]MEINHOLDJ,ARNOLDE,ISSACSS.Effectofnitriteonanoxicphosphateuptakeinbiologicalphosphorusremovalactivatedsludge[J].WaterResearch,1999,33(8):1871-1883.[19],.pH[J]..2004,14(5):284-286.[20]FILIPEDM,DAIGGERGT,GRADYCP.Stoichiomet-ryandkineticsofacetateuptakeunderanaerobicconditionsbyanenrichedcultureofphosphorous-accumulatingorganismsatdifferentPHs[J].Biotech.Bioeng.,2001,76(1):32-43.[21]NGWJ,ONGSL,HUJY.Denitrifyingphosphorusremovalbyanaerobic/anoxicsequencingbatchreactor[J].Wat,Sci,Tech,2001,43(3):139-146.[22],,.[J].,2003,19(3):8-10.[23]NICHOLLSHA,OSBORNDW.Bacterialstress:Prerequisiteforbiologicalremovalofphosphate[J].JWPCE.1979,51(3):557-562.[24],.[J].,2003,8(29):33-35.[25],,,.[J].(),2005,21(4):345-349.[26],,.[J].,2004,20(6):1-4.[27],,,.[J].,2005,17(S1):142-143.()60