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:2003-06-13UASB+MBR王 坚1,季 民1,李 征1,李 静1,付华平2,马文杰2(1.天津大学环境科学与工程学院,天津 300072; 2.天津市市政工程研究院,天津 300381) :(UASB)(MBR)。CODCr1491～2965mg/L,CODCr、BOD5、NH3-N73%、98.3%61.7%。CODCr、—。:;UASB;MBR:X703 :A :1002-1263(2003)06-0215-03MunicipalLandfillLeachateTreatmentbyUsingCombinedUASBandMBRSystemandItsProblemsWANGJian1,JIMin1,LIZheng1,LIJing1,FUHua-ping2,MAWen-jie2(1.DepartmentofEnvironmentalScienceandEngineering,TianjinUniversity,Tianjin300072,China;2.TianjinMunicipalEngineeringInstitute,Tianjin300381,China)Abstract:TreatmentofmunicipalrefuselandfillleachatebythecombinedsystemofUASB(UpflowAnaerobicSludgeBlanket)andMBR(MembraneBioreactor)wastested.Duringtheexperiment,theremovalratesofCODCr,BOD5andammonia-nitrogenofthecombinedsystemachieved73%,98.3%and61.7%respectivelywhentheCODCroftheinfluentwas1491～2965mg/L.SomeproblemssuchasthebiodegradationoftheCODCrintheleachateandthelogicalcombinationofanaerobic-aerobicprocesswerediscussed.Keywords:landfillleachate; UASB; MBR 。,-。[1-2],。;C/N,,、。(MBR)[3]。,、、。,,,。MBR,UASB+MBR,。1 1.1 1。1 (UASB)1.40m,80mm,6.128L。0.30m,120mm,4.25L,0.05m,0.268L,10.65L。UASB,33～35℃。(MBR)80215166200312URBANENVIRONMENT&URBANECOLOGYVol16,No.6Dec. 2003mm,2.0m,10.04L。(PVDF)。0.22μm,0.5m2。。,100:1～200:1。,200252120021121,6,0.6～1.0L/h。1.2 ,UASB。:;:30%NaOH。:CODCr、BOD5、:,《》1996;pH:HI9321pHpH;MLSS:;TOC:TOC-500。2 2.1 1UASB+MBR。,UASB+MBR。CODCr、BOD5NH3-N73%、98.3%61.7%。,SS。BOD5/CODCr,BOD5/CODCr0.05,UASB+MBRCODCr,。1 UASBMBR(%)pH7.8～9.07.9～8.97.7～8.7CODCr(mg/L)1491～2965845～1489421～75541.8～84.5BOD5(mg/L)336～155462～1889.1～12.897～99.5NH3-N(mg/L)642～980583～101875～57132.2～87.7SS(mg/L)100～2000100BOD5/CODCr0.45～0.570.1～0.20.01～0.052.2 (HRT)。2,,。HRT,。HRT12h,CODCr。,UASBHRT12h。2 UASBHRTCOD,MBR,。3,MLSS,CODCr。MLSS13g/L,CODCr,MBR,。3 MBRMLSSCOD2.3 -,,,。、pH,4,。P.ILIES[4],。5,pHpH,。[5],pH8,,pH。4 75～571mg/L,。:,C/N,;MBR,MBR-,。MBR,。216 166 20032.4 CODCr(1)—5 pHUASB,CODCr39%,BOD582%,UASB。BOD5/CODCr,UASBBOD5/CODCr0.1～0.2,UASB。10261121,MBR,CODCr2046.72～2976.46mg/L,CODCr731.54mg/L,。—,,CODCr2000～3000mg/L,—。,。,CODCr。(2)MBR,BOD5/CODCr0.2,。MBR,CODCr、BOD545%90%,MBR。[6]MBR,MBR,。,,。(3)CODCr,,MBR。6,8h,TOC480mg/L330mg/L,45,300mg/L。,,CODCr。,—。6 3 3.1 CODCr1491～2965mg/L,BOD5336～1554mg/L,NH4-N642～980mg/L,UASBCODCr1.92～6.36kg/(m3·d),MBRCOD1.18～4.70kg/(m3·d),CODCr421～755mg/L,BOD9.1～12.8mg/L,NH4-N75～571mg/L。CODCr、BOD5、NH4-N73%、98.3%61.7%。3.2 (CODCr=2000～3000mg/L),。,MBRA/O。,,。[1] ,.[J].,2001,23(4):187-189[2] .、[J].,1998,11(3):25-27[3] ,.—[M].:,2002.32-36[4] P.ILIESandD.S.MAVINIC.Theeffectofdecreasedambienttem-peratureonthebiologicalnitrificationanddenitrificationofahigham-monialandfillleachate[J].Wat.Res,2001,35(8):2065-2072[5] ,..:,1998.45-47.[6] ,.-[A].、.[C].1995,95-102: (1978-),,,,。217 , UASB+MBR