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:2006-11-28:863(2003AA601010);(HJ-200602):(1955),,,,.:1671-2021(2007)05-0806-041,3,1,1,2,1,1,1(1.,110168;2.,100022;3.,110016):.SBR,NO-3-NNO-2-N.NO-3-NNO-2-N,TP20%,9%.,.:SBR;;;:TU991.2:A,(DPB),,,,[1-3].30%,O2;,,50%;.,[4-6].,PHB,.,,,[7-8].,,.11.12SBR,1..15cm,90cm,16L,.1;2;3;41200709235()JournalofShenyangJianzhuUniversity(NaturalScience)Sep.2007Vol123,No15©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:1#2h,NaNO3,4h;2#2h,NaNO2,4h.1.2,1.1/pH(CODCr)/(mgL-1)(NO-3-N)/(mgL-1)(NO-2-N)/(mgL-1)(NH+4-N)/(mgL-1)(TN)/(mgL-1)(TP)/(mgL-1)9206.27.5180350150.524014050200520[9].1.3.34g/L,,.,.22.1NO-3-N2h,(5mg/L)NaNO3,NO-3-N.2,,NO-3-N215mg/L,TP23%,NO-3-N2545mg/L,TP60%,70.4%;NO-3-N55mg/L,TP34%,.1#NO-3-N2545mg/L,.2.2NO-2-N(2mg/L),1#.3,NO-2-N.NO-24mg/L,TP20%;NO-2814mg/L,TP35%,10mg/L44%;16mg/L,TP25%,(16mg/L),,.32.3TP1#30mg/L,2#10mg/L,,4.2h,,2h.9.6mg/L7.6mg/L,,.3h,23:807©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(1)NO-3-N30mg/L,NO-3-N.NO-2-N,10mg/L.(2),TP20%.(3)NO-3NO-2,,TN9%.:[1],.[M].:,1998.[2]KubaT,LoosdrechtV.Phosphorusremovalfromwastewaterbyanaerobic-anoxicsequencingbatch[J].WatSciTech,1993,27(5/6):241-252.[3],.[J].,2002,3(5):38-41.[4].[M].:,2006.[5]KubaT,LoosdrechtV,HeijnenJJ.PhosphorusandnitrogenremovalwithminimalCODrequirementbyintegrationofdenitrifyingdephosphatationandnitrifi2cationinatwo-sludgesystem[J].WaterResearch,1996,30(7):1702-1710.[6]LeeDS,JeonCO,ParkJM.Biologicalnitrogenre2movalwithenhancedphosphateuptakeinasequencingbatchreactorusingsinglesystem[J].Wat.Res.,2001,35(16):3968-3976.[7],,.[J].,2005,25(5):515-518.[8]HuJY,OngSL,NgWJ,etal.Anewmethodforcharacterizingdenitrifyingphosphorusremovalbacteriabyusingthreedifferenttypesofelectronacceptors[J].Wat.Res.,2003,37(14):3463-3467.[9].[M].4.:,2002.808()23©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(1.SchoolofMunicipalandEnvironmentalEngineering,ShenyangJianzhuUniversity,Shenyang,China,110168;2.Depart2mentofMunicipalinBeijingIndustrialUniversity,Beijing,China,100022;3.ShenyangEcologicalEnvironmentResearchIn2stitute,Shenyang,China110016)Abstract:Theexperimentstudiedtheoptimalconditionsandthemeritoftwodifferentelectronacceptorondenitrifyingphosphorusremoval.IntwoidenticalSBRreactor,thedenitrificationandphosphorousremovalwasinvestigatedindenitrifyingphosphorousremovalprocess,whichseparatelytooknitratenitrogenandni2tritenitrogenastheelectronacceptor.Theresultsindicatedtheprocesstakingnitratenitrogenastheelec2tronacceptorisbetterthanthenitritenitrogeninthephosphorousremoval,andhigherby20%,butworseinthenitrogenremoval,andlowerby9%.Itsbetterfordenitrifyingphosphorousremovalprocesswhentheconcentrationofelectronacceptoriscontrolledinoptimalcondition.Keywords:SBR;denitrifyingphosphorousremovalprocess;electronacceptor;short2cutnitrificationanddenitrification23:809©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.