好氧颗粒污泥的性质及其在脱氮除磷中的应用

谢　珊　李小明＊　曾光明　杨　麒　刘精今(,410082)　　、,SBR,。　　　CharacteristicsofaerobicgranularsludgeanditsapplicationindenitrificationanddephosphorizationprocessXieShan　LiXiaoming＊　ZengGuangming　YangQi　LiuJingjin(DepartmentofEnvironmentalScienceandEngineering,HunanUniversity,Changsha410082)Abstract　Thispaperdescribesthesludgecharacteristics,cultivationconditionandaffectingfactorsofaerobicgranularsludge,comparesthegranularsludgecharacteristicsinthreedifferentkindsofsequencebatchreactor(SBR),andintroducestheformationmechanismofaerobicgranularsludgeaswellastheapplicationindenitrificationandde-phosphorizationprocess.Keywords　aerobicgranularsludge;formationmechanism;denitrificationanddephosphorization:(WJ2002101);(200219):2002-11-04;:2002-12-20:(1980～),,,:。＊1　　,,SBR-,。,,,,,。,、,。,、,,。2　———　　,,1—2mm(3mm[1]),。[2],,(1)。FengDangcong[3]:,,。。:DO,,。[4]。,(Geotrichumsp.),,“”,47Vol.4,No.720037TechniquesandEquipmentforEnvironmentalPollutionControlJul.2003COD,。1　[2](gcm3)(%)SVI(mLg)(mgg·min)1.0068—1.007297—9820—451.271.002—1.00699100—1500.83　3.1　(SRT)SRT,。,SRT,,,,。J.J.Beun[1]HRT6.75h,0.41cms,0.33cms0.67cms:4.6mm2.1mm,COD7.5kgm3·d2.5kgm3·d,1.2mm。3.2　。(3.6cms、2.4cms、1.2cms、0.3cms)SBR[5]:,,6.9gMLSSL、6.5gMLSSL、5.4gMLSSL,1.4gMLSSL。SVI205mLg,,SVI55mLg,SVI170mLg。,:,。,,,50%80%,。。,,。,。,,,。3.3　　、[6]:,。,,,,。Chudoba[7]:。,,,,,,,。,[6]———。,;,“”。Buitron[8]SBR:15,45。。“”,,。3.4　DO,,,。,FengDang-cong[3]:DO0.7—1.0mgL,,SVI100—150mLg150—200mLg,DO,,SVI80—100mLg,,NH+3-NTN95%60%。。4　Scuras[9](1)。,[1]:,SRT,,(717　:1　[9]),;,,5—6mm,DO,;“”“”,,,。5　(sequencingbatchbubblecolumn,SBBC)、(biofilmairliftsuspension,BAS)(sequencingbatchairliftre-actor,SBAR)(SBR),J.-J.Beun[10]COD,,2。2　(gSSL)(gSSL)(mm)(m2m3)SBAR4481.0758SBBC3122.0340BAS0.7150.3517002:SBBC,,SBBC。SBAR,,,,;BAS,,。Kwok[11](BAS),COD20kgm3·d20gL,,BASHRT40min。T.Etterer[12]BASSBBC,1.044gmL1.048gmL,,2.0cms,72%65%。6　　　COD,。J.J.Beun[10]SBAR,(SND),NO-2NO-3COD。COD,NO-2NO-3;,NO-2NO-3,。:,,NO-3NO-2N2;,NO-3;,NO-2NO-3。COD(TN),(、),,[5]。,,,(,),,85%,。,[6]。[13,14],TNTP(2.36),,TNTP2.364.0,85.0%54.1%。,SBR45“”,,,BOD,,。,7242　COD[15],2。:SBR。,,,SND。[1]J.J.Beun,HendriksA.,vanLoosdrechtM.C.M.,etal.Aerobicgranulationinasequencingbatchreactor.Wat.Res.,1999,33(10):2283—2290[2],..,1999,20(2):38—41[3]PengDangcong,NicolasBernet,Jean-PhilippeDelgenes,etal.Rapidcommunication:Aerobicgranularsludge———acasereport.Wat.Res.,1999,33(3):890—893[4]MprgenrothE.,T.Sherden,vanLoosdrechtM.C.M.,etal.Rapidcommunication:Aerobicgranularsludgeinasequencingbatchreactor-acasereport.Wat.Res.,1997,31(12):3191—3194[5]J.-H.Tay,Q.-S.Liu,Y.Liu.Theeffectsofshearforceontheformation,structureandmetabolismofaerobicgranules.Appl.Microbiol.Biotechnol.,2001,57:227—233[6]J.-H.Tay,Q.-S.Liu,Y.Liu.Microscopicobservationofaerobicgranulationinsequentialaerobicsludgeblanketreactor.JournalofAppl.Microbiol.,2001,91:168—175[7]Chudoba,J.Controlofactivatedsludgefilamentousbulking.VI.formulationofbasicprinciples.Wat.Res.,1985,19:1017—1022[8]Buitron,G.,Capdeville,B.,Horny,P.Improvementandcontrolofthemicrobialactivityofamixedpopulationfordegra-dationofxenobioticcompounds.Wat.Sci.Tech.,1994,29(1—2):317—326[9]ScurasS.,DaiggerG.T.,GradyC.P.L.Modellingtheacti-vatedsludgeflocmicroenvironment.Wat.Sci.Tech.,1998,37(4—5):243—251[10]J.J.Beun,vanLoosdrechtM.C.M.,HeijnenJ.J.Aerobicgranulation.Wat.Sci.Tech.,2000,41(4—5):41—48[11]KwokW.K.,vanLoosdrechtM.C.M.,HeijnenJ.J.Appli-cationofabiofilmairliftsuspensionreactorforaceticacidre-moval.InternalReport,DelftUniversityofTechnology,Delft,TheNetherlands,1996[12]T.Etterer,P.A.Wilderer.Generation,propertiesofaerobicgranularsludge.Wat.Sci.Tech.,2001,43(3):19—26[13],,.SBR.,2001,22(2):87—90[14],,.SBR.,2001,21(5):577—581[15]..[],2001(责任编辑:郑晓梅)737　: