常温下膨胀颗粒污泥床EGSB反应器处理城市污水

45320066()JournalofFudanUniversity(NaturalScience)Vol.45No.3Jun.2006:042727104(2006)0320353206:2005210208:863(2003AA601020):(1982),,;.(EGSB),,(,200433):(EGSB).:11,(HRT)224h,EGSB,COD78mgL-1,SS18mgL-1,16,12,pH7.5pH8.3,.COD,50%,COD.(11141),COD,181,3.8mh-1,,.:EGSB;;(HRT);;;:X172:A,[1,2].,UASB()[3].,22.3%,82%[4],,.,(COD1000mgL-1),,,EGSB(1EGSBFig.1SchematicdiagramofEGSBreactor1.;2.;3.;4.;5.;6.;7.)15[5].EGSB[5],,EGSB[6,7][8][9,10],EGSB.EGSB,EGSB.11.11,EGSB,.1.5m,1.2m,4cm,1.5L..1.2,1.,,转载中国科技论文在线()45中国科技论文在线(11),(HRT),EGSB.157d,HRT6h,,.1.4COD,BOD5,NH32N,SS,[11],SO2-4[11],S2-[11].WZS2185,VFA(),:1122GC(),15m0.53mmFFAP,pHpH22S.22.1EGSBHRT,30,HRT24h,3COD60mgL-1,,EGSB2132(26).,,HRT12h.HRT,,HRT,,HRT,HRT1h,,,157dHRT1h6h.1.1Tab.1WaterqualityofinfluentandeffluentinEGSBreactorduringoperationperiodCOD/mgL-1BOD5/mgL-1SS/mgL-1NH32N/mgL-1P/mgL-1/mgCaCO3L-1143247186711259162139961633242.03.52.91882512184610078163525628181734251.73.32.7187257216/NTU//mgCH3COOHL-1pHSO2-4/mgL-1S2-/mgL-11352601951650301465297.18.17.57915312053012820161139197.58.37.810654004416(1)EGSBCODHRTEGSBCOD2.2(b)EGSB,HRT.LettingaUASB,[12].COD78mgL-1,HRT24,12,8,6,4,3,2hCOD57,78,79,74,75,87,93mgL-1,(100mg/L):244h,CODB(80mgL-1),COD65%,52%,59%,62%,61%,53%49%.156d,COD73%,57%.,,,,HRT,2(c),HRT242h,0.17kgCOD(m-3d-1)5.39kgCOD(m-3d-1).Last(1319)205LEGSB,COD=391mgL-1,HRT3.55.8h,COD258mgL-1,COD34%[5].EGSB(1920),HRT24h,212mh-1,COD378419211233mgL-1[13].4533:(EGSB)中国科技论文在线(a)HRT,(b)COD,(c)CODFig.2PerformanceofEGSBreactorduringdifferentHRTperiod(a)HRT,(b)VarietyofCODininfluentandeffluent,(c)CODremovalefficiencyandorganicloading--;--;--COD;--(2)EGSBSSNPEGSBSSNH32N3,4(356).3,SS62135,96,24,12,8,6,4,3,21hSS27,21,17,16,23,18,23,34mgL-1,75%.HRT1hSS,SS25mgL-1,.SS,SS(30).EGSBHRT553,COD156475mgL-1,COD159mgL-1[14].[5,13,14]COD100mgL-1,(COD100mgL-1).,COD,143247mgL-1,EGSB46100mgL-1,,EGSB.,COD.,SO2-4120mgL-1,SO2-440mgL-1,75%.S2-16mgL-1,2gCOD/gS2-,COD32mgL-1S2-.VFA19mg/L,VFA,COD,20mgL-1.SS18mgL-1,1.98gCOD/gVSSVSS/SS0.6,COD21mgL-1.73mgL-1,COD=78mgL-1,SSVFAVFA(S2-,SMP)COD211938(112).EGSB,.SS,SS.,EGSB.1P,2.92.7mgL-1,4EGSBNH3-N,NH3-N2425mgL-1.,NH3-N,NH3-N.,EGSB.4NH3-NFig.4InfluentandeffluentNH3-NvariationofEGSBreactorduringoperationperiod--;--EGSB1.,20.,135260NTU,195NTU,530NTU,12NTU,95%,.,EGSB,HRT2h,COD,BOD5,SS,pH,,,EGSB.2.2EGSB157dHRT6h,11,,,.127d,181,(uup)0.4mh-13.8mh-1.2(uup),5COD.,,.uup1.0mh-1,,,,uup1.6mh-1,,,,uup3.4mh-1,,,,uup3.8mh-1,.25,EGSB141,COD,7077mgL-1.141,3.0mh-1,COD61653()45中国科技论文在线[13];810mh-1[15].,EGSB().,EGSB3.8mh-1,COD74mgL-1,64%;3.0mh-1,,6mh-1.,EGSB.EGSBCODHRT,HRT224h,COD78mgL-1,SS18mgL-1,16,12NTU,.EGSBCOD,SS,VFAVFA112,VFACOD,EGSB,COD.(11141),COD,7077mgL-1,3.8mh-1,,.,7533:(EGSB)中国科技论文在线()45中国科技论文在线:[1]LettingaG.Advancedanaerobicwastewatertreatmentinthenearfuture[J].WatSciTech,1997,35(10):5212.[2]LettingaG,RebacS,ZeemanG.Challengeofpsychrophlicanaerobicwastewatertreatment[J].TrendsinBiotech,2001,19(9):3632370.[3]SchellinkhoutA,CollazosCJ.Full2scaleapplicationoftheUASBtechnologyforsewagetreatment[J].WatSciTech,1992,25:1592166.[4],,.[J].,2004,5(12):126.[5]vanDerLastARM,LettingaG.Anaerobictreatmentofdomesticsewageundermoderateclimatic(Dutch)conditionsusingupflowreactorsatincreasedsuperficialvelocities[J].WatSciTech,1992,25(7):1672178.[6],,,.(EGSB)[J].,2001,19(2):8211.[7],,,EGSB[J].,2005,6(1):39243.[8],,.EGSB[J].,2003,24(2):1162120.[9],,.EGSB[J].,2002,20(4):327.[10],.EGSB[J].,25(2):2082213.[11].(3).:,1989.[12]LettingaG,deManA,vanDerLastARM,etal.Anaerobictreatmentofdomesticsewageandwastewater[J].WatSciTech,1993,27(9):67293.[13],vanDerLastARM,LettingaG.[J].,1999,15(8):19223.[14],,,.[J].,2002,20(2):33236.[15]JeisonD,ChamyR.Comparisonofthebehaviourofexpendedgranularsludgebedandupflowanaerobicsludgeblanketreactorindiluteandconcentratedwastewaterreatment[J].WatSciTech,1999,40(8):91297.MunicipalWastewaterTreatmentbyEGSB(EnhancedGranularSludgeBed)ReactoratAmbientTemperatureZHANGXu2dong,LIUYan,DENGCong2rui(DepartmentofEnvironmentalScienceandEngineering,FudanUniversity,Shanghai200433,China)Abstract:ThemunicipalwastewatertreatmentbyEGSB(EnhancedGranularSludgeBed)reactoratambienttemperaturewasinvestigated.TheresultsshowedthatwhenHRT(HydraulicRetentionTime)rangedfrom2to24hwithrecircula2tionratioof11,averageCODwas78mg/L,SS,18mg/L,color,16,turbidity18intheeffluentoftheEGSBreactor,meetingthedischargerequirementsofTheSecondG