从厌氧反应器的发展谈UASB反应器的改良管锡珺

UASB管锡1,2,郑西来1(1.,266003;2.,266033)　:　、。1、23。,EGSB、ICUASB,UASB。,UASB。:　;;;;:　X703　　:　A　　:　1672-1574(2004)02-261-08,(CH4,CO2,H2O)。,1000kgCOD12×106kJ[1]。1,。1　3UASB1.11　　1881“Cosmos”,。18961,。,,191414。2040。,(SRT)(HRT),,。4～5kgCOD/(m3·d)[2]。1,。1.22　　,,,(High-rateAnaerobicReactor)。(AnaerobicFilter,AF)、(AnaerobicFluidizedBed,AFB)、(Up-flowAnaerobicSludgeBed,UASB)。UASB。Lettinga2070。34　2　20043　　　JOURNALOFOCEANUNIVERSITYOFCHINA　　　　34(2):261～268Mar.,2004:(40272108):2003-05-13;:2003-11-20:(1964-),,,。E-mail:[e-mail]:10.16441/j.cnki.hdxb.2004.02.015,。UASB。,400UASB。1999UASB59%。UASB2[3],2。1.33　　2,UASB、,,,,3。(ExpandedGranularSludgeBed,EGSB)[4-5]、(InsideCycling,IC)[6-7]、(AnaerobicBaffledReactor,ABR)[8]、(AnaerobicSequencingBatchReactor,ASBR)[9]、(AnaerobicMembraneBiosystem,AMBS)[10-11],,3。EGSBIC,10kgCOD/(m3·d)。1.4UASB　　3:第1代反应器　,,。第2代反应器　,,,。UASB。,。,。第3代反应器　,、,、,。3;,。,2[12]:①;②。32,2。,UASB,2—。2　UASBEGSB,ICUASB1　UASBFig.　RelationshipofvariousvelocitiesinUASBreactor:,UASB、EGSBIC。UASBEGSB、IC,UASB。UASB、。1UASB1[13]。,Vr,UASB。262　　　　　　　20041　UASB()Table1　Permittedup-flowratesofUASBreactor(meanflowrats)/m/hUASBUASBreactorVr=0.25～3.0Granularsludge　　0.75～1.0FlocculentsludgeVs≤1.5Flocculentsludge　≤8GranularsludgeVo≤12Granularsludge　≤3.0FlocculentsludgeVg=1Suggestedminimumvalue2　Fig.2　Insidecyclingreactor2.1IC　　IC2。2UASB。,;,。IC,,。,(10～20m/h,2～10m/h)。UASBIC[14],,0.88mm1.25mm,35.4m/h106.17m/h,4;VSS/TSS66.7%91.8%,,,。UASB,。,,11UASBVr=0.25～3.0m/h()Vr=0.75～1.0m/h()。:UASB[15],,,,,。,。,,。,,。VrVs,UASB,。,UASB。,Vr。,,。,Vr,,,,,。,[10],,。2632,:UASB,,UASB,。,UASB、Vr。3　EGSBFig.3　Expandedgranularsludgebed2.2　EGSB　　UASB,3EGSB。(3)。[16]:(1)EGSB,EGSB,UASB,;(2)EGSB,,EGSB。2,23。,1,、2。,,EGSB,,。EGSB:,。2,2,,,。。4　UASBFig.4　SketchmapofUASBreactor2.3UASB　　UASB(4)3UASB1,UASB。。3,、、、。,。UASB,;EGSB,,。3、、、。EGSB,;EGSBUASB,,。UASB,,UASB,UASB。UASBUASB,EGSB。264　　　　　　　2004IC2UASB。IC,,(10～20m/h,2～10m/h)。UASB,2,,,;,。UASBIC,IC,ICIC。,,。,UASB,;;;、。UASB。2.4UASB　　UASB(4),UASB。,[17]。UASB,2000mm,120L,300mm;。。151,,COD。　　　　5　　　　Fig.5　Volumeloadasafunction　　　　oftimeinthetest6　COD　　　Fig.6　CODremovalrate　　　asafunctionoftime　　　(5、6),141～151,11kg/m3·d,COD92%。2,。2.3。2652,:UASB2　UASB[15]Table2　DesignloadsofproductiveUASBreactorsathomeandabroadNo.WastewatertypeCODCODload/kg·m-3d-1DataabroadDataathomeAverageHighestLowestNumberoffactoriesAverageHighestLowestNumberoffactories1Alcohol11.6　15.7　7.1　7　6.5　20.0　2.0　152Brewery9.818.85.6805.38.05.0103Wine13.918.59.9366.4104.084Wheatenstarch8.610.76.665Starch9.211.46.465.48.02.726Yeast9.812.46.0166.06.06.017Citricacid8.414.31.0314.820.06.538Foodprocessing9.113.30.8103.54.03.029Butcher6.26.26.213.14.02.3410Pharmaceuticalplant10.933.26.3115.08.00.85[18],UASBCOD,COD;,,,,;,,,。3　,,、。,,,。UASB:(1),。UASBVr。,,。UASB,,,,HRT。(2),。,。UASB,。、,。266　　　　　　　2004(3)。,,。UASB、。(4)。,,(),。:[1]　RE,.[M].:,2001.2-6.[2]　SchroepferGL.Theanaerobiccontactprocessasappliedtopackinghousewastes[J].SewageandIndWastes,1995,27(4):460-480.[3]　KatoMT,FieldJA,KerebezermR,etal.TreatmentoflowstrengthsolublewastewaterinUASBreactors[J].JournalofFermentationandBioengineering,1994,77(6):679-685.[4]　MarioTKato.TheanaerobictreatmentoflowstrengehwastewaterinUABSandEGSBreactors[J].WaterScienceandTechnology,1997,36(6):375-382.[5]　NuneuLA,MartB.Anaerobictreatmentofslaughterhousewastewaterinanexpandedgranularsludgebed(EGSB)reactor[J].WaterScienceandTechnology,1990,40(8):99-106.[6]　PereboomJHF.Methanogenicgranuledevelopmentinfullscaleinternalcirculationreactors[J].WaterScienceandTechnology,1994,30(8):9-21.[7]　　.—[J].,1997,9:18-19.[8]　,,　.[J].,2002,21(3),139-142.[9]　UdemeJNdon,DagueRR.EffectsoftemperatureandhydraulicretentiontimeonASBRtreatmentoflowstrengthwastewater[J].WaterResearch,1997,31(10):2455-2466.[10]　RossWR,BarnardJP,StrohwaldNHK.PracticalapplicationofADUFprocesstothefull-scaletreatmentofamaizeprocesingeffluent[J].WaterScienceandTechnology,1992,25(10):27-39.[11]　,,.[J].,1998,19(6):56-59.[12]　　,.[J].,2002:25(1),117-122.[13]　.UASB[J].,2002,20(2):18-23.[14]　,,.[J].,2001,22(3):30-34.[15]　.UASB[J].,1993,(5):35-37.[16]　,,　,.EGSB[J].,2001,27(3):26-30.[17]　.UASB[J].,1997,15(2):15-18.[18]　,,　.[J].,2003,24(1):92-96.2672,:UASBModifedVersionofUpflowAnaerobicSludgeBlanket(UASB)ReactorBasedontheDevelopmentofAnaerobicReactorsGUANXi-jun1,2,ZHENGXi-lai1(1.OceanUniversityofChina,Qingdao266003,China;2.QingdaoInstituteofArchitectureandEngineering,Qingdao266033,China)Abstract:　Inthispaper,thedevelopmenthistory,currentsituationandadvanceinresearchofanaerobicreactorsaresummarizedsystematically.Thecharacteristicsandapplicationsituationofthefirst,secondandthirdgenerationanaerobicreactorsaredescribed.Thedevelopingdirectionofanaerobicreactorsisintroduced.ComparingthestructurecharactersoftheUASBreactorwiththeEGSBandICreactors,thefeasiblemodifiedmethodoftheUASBreactorisputforwardandverified.ThemodifiedUASBreactorisbeneficialtoraisingtheCODloadinganddevelopingappliances.Keywords:　anaerobic;reactor;wastewatertreatment;upflowvelocity;granulationsludge,A.C.(30～45)、,、、、、,(25～35)。。,1443(NicholasV,1397～1455)。,,《》(Deremedicina,8,14