EGSB反应器与UASB反应器处理有机废水的性能比较研究

EGSBUASB1,2,2,1(1.,,150090;2.,,210093):EGSBUASB(35):EGSB,COD,(pH);,:EGSB;UASB;:X70311;S21614:A:1000-1166(2005)03-0003-04AStudyonthePerformanceComparisonbetweenEGSBandUASBReactorsTreatingOrganicWastewater/YANYong2hong1,2,RENHong2qiang2,QIPei2shi1/(1.SchoolofMunic.andEnviron.Eng,HarbinInstituteofTech.,Harbin150090,China;2.StateKeyLaboratoryofPollutionControlandResourceReuse,NanjingUniversity,Nanjing210093,China)Abstract:Themesophilicexperimentalresultsindicatedthat,comparedwithUASBreactors,EGSBreactorshadmanyoutstandingad2vantages,suchasshorterstartupperiod,morestabilitywiththechangesofenvironmentalconditions,higherCODremovalratesandorganicloadingrates;especiallywhentreatinglowerstrengthwastewater,thedifferencesofoperatingcharacteristicsbetweenEGSBandUASBwillbemoreobvious.Keywords:ExpandedGranularSludgeBed(EGSB);UpflowAnaerobicsludgeBed(UASB);Comparison;operatingcharacteristics:2004211210:2005202217:(50278041);:(19692),,,,,:13770683335,E2mail:[e-mail],,[1-4]EGSBUASB(ECP)[5-7]EGSBUASB,pH11.1EGSBUASB,2.5L,35,WMZK201,35111.2,,CODNP20051,pH6.87.21.33ChinaBiogas2005,23(3)UASB,COD500mgL-15617gSSL-1,VSS/SS01621.4CODCr:[8];pH:[8];SSVSS:[8]22.1,2.6gCODL-1d-1,COD50006000mgL-1,EGSB,UASB2.63.0mh-10.250.5mh-1,20,22,,EGSBUASB,,COD20,EGSB15.9gCODL-1d-1,COD88.9%,UASB811gCODL-1d-1,COD8319%,COD,EGSBUASBEGSB,,UASBEGSB,,,2.2EGSBUASB:112126,COD83009000mgL-1,EGSBUASB31410165mh-1();212743,COD1230017500mgL-1,EGSBUASB41050164mh-1();314459,COD2100025000mgL-1,EGSBUASB5128mh-10164mh-1();416090,COD2300025000mgL-1,EGSBUASB6112mh-11112mh-1(),33,COD800015000mgL-14ChinaBiogas2005,23(3),COD85%EGSB19gCODL-1d-135gCODL-1d-1,UASB10gCODL-1d-125gCODL-1d-1,EGSBUASB,EGSB,,EGSBUASB,EGSB44,4214gCODL-1d-1,COD21098mgL-1,COD8615%;UASB42,2510gCODL-1d-1,COD14957mgL-1,COD8618%,EGSB272512gCODL-1d-1,EGSBUASB,EGSBUASBCOD,,90,EGSBUASB23790mgL-123845mgL-1,8419gCODL-1d-15114gCODL-1d-1,COD6711%5114%EGSB,EGSBUASB:(1);(2)COD,,UASB2.3UASBEGSBEGSBUASB,,COD12001500mgL-1,18,,COD500800mgL-1,2444,,EGSB1718gCODL-1d-1,COD9112%,UASB916gCODL-1d-1,COD7116%,EGSB2817gCODL-1d-1,COD8119%,UASB1716gCODL-1d-1,COD6617%,COD1512%,D.JeisonR.Chamy[9],EGSB,,EGSB2.4EGSBUASBpHpHpH,pH,UASBEGSB(14101415gCODL-1d-1)COD(86119210%),3525;7pH,817612CODpH565,35254,COD,EGSBCOD9210%6413%,3011%;UASBCOD8611%5816%,4619%(35),EGSB7COD8713%,9419%;UASB5ChinaBiogas2005,23(3)9,COD7915%,9213%,EGSBUASB,EGSB,,6,pH814611,EGSB7,UASB10,EGSB,pH,,pH,EGSBUASB,EGSB,;,3(1)UASB,EGSBCOD86%,EGSB4214gCODL-1d-1,UASB2510gCODL-1d-1,EGSBUASB(2)(5001500mgCODL-1),EGSB2817gCODL-1d-1,CODCr8119%,UASBCOD,(3)EGSBUASBpH,:[1]VanLierJB,etal.Newperspectiveinanaerobicdigestion[J].Wat.Sci&Tech,2001,43(1):118.[2]GeorgeRZoutber,Peterdebeen.TheBiobedEGSBsystemcoversshortcomingsoftheUpflowAnaerobicSludgeBlanketReactorinthechemicalindustry[J].WatSciTech,1997,35:183188.[3]LettingaG,FieldJ,VanlierJ,etal.Advancedanaerobicwastewatertreatmentinthefuture[J].WatSciTech,1997,35:512.[4]LettingaG,SalihRebac,SofiaParshina,etal.High-rateanaer2obictreatmentofwastewateratlowtemperatures[J].Appliedandenvironmentalmicrobiology,1999,65(4):16961702.[5],.EGSB[J].,2001,14(3):3337.[6],.EGSB[J].,2002,20(4):37.[7],.UASBEGSB[J].2000,6(5):473476[8].[M]..:,1989.[9]D.JeisonandR.Chamy.ComparisonoftheBehaviourofEx2pandedGranularSludgeBed(EGSB)andUpflowAnaerobicSludgeBlanket(UASB)ReactorsinDiluteandConcentratedWastewaterTreatment.Wat.Sci.Tech.[J].1999,40(8):9197.6ChinaBiogas2005,23(3)