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:1000-2375(2005)02-0180-04ABR1,1,2,2(1.,430062;2.,430074):(ABR,AnaerobicBaffledReactor),,.:ABR,,;34d,(COD,ChemicalOxygenDemand)60%;(EGSB,Ex2pandedGranularSludgeBed),ABR.:;;;:X703:A:2004-08-31:(HBWDEP-2003-10);:(1972-),,,,[13].Mc.Carty,[4].,ABR,.,.111.2.3.ABR4.5.6.7.8.1.14,14,2cm.R1R2,R19.9L,,(35);R29.6L,.,.1.1.2,COD/NCOD/P100/10100/1,Fe2+Mg2+Co2+Ni2+,.1.3COD[5],TSSVSS[5],pHPHS-2pH.22.1R12.1.1,1mm,27220056()JournalofHubeiUniversity(NaturalScience)Vol.27No.2Jun.,2005©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.R1.(VSS)12.7kg/m3.2.1.22d,,COD400500mg/L.2.ACODBCOD2R1R134d.COD,0.5kg/(m3d)COD,4dCOD65.4%,.7d0.73kg/(m3d)COD,COD40.2%,,60%,4d.19d0.93kg/(m3d)COD,34d,R1COD60%,.(UASB,UpflowAnaerobicSludgeBlanket)EGSB[6],.ABRUASB,,,,,.[7]EGSB,1.1[7][7]ABREGSB9.9L12.8L3535(VSS)12.7kg/m320.7kg/m3[7]COD500mg/L,COD0.5kg/(m3d)COD,COD33.8%,.,COD1000mg/L,COD1.07kg/(m3d)COD10dCOD53%,.ABR.2.2R2,,.2,1,;2.2.2.12.2.1.1,,1mm,,R2.(VSS)13.2kg/m3.2.2.1.242d,25.,,,CODCOD,..3.,COD400500mg/L,HRT.HRT24h,COD0.45kg/(m3d)COD,COD36.7%,44.8%;1812:ABR©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.ACODBCODCOD3R2ACODBCOD4R215d,HRT16h,COD0.71kg/(m3d)COD,14d,COD40.7%;HRT12h,COD0.94kg/(m3d)COD,COD,7dCOD11.1%,pH6.08,,.2.2.22.2.2.1.1mm,,5.3L.60d,,VSS6.4kg/m3.R2,20.2.2.2.2Orozco,HRT,ABR,,Ks.HRT[8].HRT,HRT12h.4.1.02kg/(m3d)COD,74.3%,R1.11dHRT10h,1.24kg/(m3d)COD.,COD,12dCOD237mg/L,56.7%.,,10,.Arrehnius103012%[9],,.,20,,ATP(),,COD.,,,COD.1.02kg/(m3d)COD,R1(0.3L,5%).COD,73.7mg/L,196mg/L.,ABRR1.,,,.4dCOD80%,COD91.1mg/L.COD,,R1.R1,,,,,.1.15kg/(m3d),COD.4,COD220mg/L,,20dCOD145mg/L,69.3%..281()27©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,.,,,.,ABR,.,.60d,54d.,COD.786.4m3UASBCOD20000mg/L[10].4.,35d.,,,.33.1ABR,.3.2ABR,,.,2.3.3ABR,ABREGSB,,COD60%.3.4,ABR.:[1]LettingaG,deManA,GrinP,etal.Anaerobicwastewatertreatmentasanappropriatetechnologyfordevelopingcountries[J].TribCebedeau,1987,40(519):2132.[2],,,.[J].,2002,3(8):6366.[3],.[J].,2003,21(6):711.[4]BachmannA,BeardVL,McCartyPL.Comparisonoffixedfilmreactorswithamodifiedsludgeblanketreactor[J].PollutTech2nolRev,1983,10:382402.[5].[M].3.:,1997.[6]LucasSeghezzo,GrietjeZeeman,JulesB,etal.Areview:theanaerobictreatmentofsewageinUASBandEGSBreactors[J].BioresourceTechnology,1998,65:175190.[7],,,.EGSB[J].,2001,27(3):2630.[8].[J].(),2003,16(2):917.[9],.[M].:,2001.[10],.UASB[J].,1996,22(4):2225.StudyonthestartupofABRtreatinglow-strengthwastewaterHUXi2quan1,LIZhao2hua1,CAIHe2sheng2,XINXin2(1.SchoolofResourcesandEnvironmentalScience,HubeiUniversity,Wuhan430062,China;2.FacultyofEnvironment,ChinaUniversityofGeosciences,Wuhan430074,China)Abstract:Thestartupoftwolab-scaleABRsinoculatedwithactivatedsludgeandsludgefromaconventionalsewagesludgedigester,respectively,wasinvestigated.Theresultsindicatedthatthereactorinoculatedwithactivat2edsludgecouldbestartedwell,butthesludgemustbedomesticatedforaperiodoftime.Thestartupprocesswasslow;thereactorinoculatedwithdigestedsludgecompletedthestartupprocesswithin34dandtheCODremovalef2ficiencyreachedabove60%stably.ComparedwithEGSB,ABRisasuitablehigh-rateanaerobicreactortotreatlow-strengthwastewater.Keywords:ABR;low-strengthwastewater;startup;activatedsludge()3812:ABR©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.