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UASBMBR1123(1.210036;2.214062;3.()213022)150m3/d,(UASB)(MBR),,MBR,CODCr1g/L,25mg/LUASBMBRSolidWasteIncinerationPowerPlantLeachateTreatmentbyUASBandMBRCombinatedProcessYUANJiang1XIAMing1HUANGXing2FANMaojun3(1.JiangsuProvincialConstructionDepartmentNanjing210036)AbstractByusingthepracticalengineeringinJiangsuwiththescaleof150m3/dwasteincinerationpowerplantleachatetreatment,thispaperintroducestheapplicationofup-flowanaerobicsludgebed(UASB)andmembranebio-reactor(MBR)combinedprocessinleachatetreatmentintheincinerationplant.AnaerobicprocesstechnologyisfirstlyusedtoreducetheorganicloadofwaterbodyandMBRprocessisusedtofurtherreduceammoniaandorganicpollutantsundertheconditionsofacertainreductionoftheorganicpollutantsinthewater.Afterthetreatment,CODCrcanbereducedbelow1g/Landtheeffluentammonia-nitrogenbelowthe25mg/L.KeyWordsleachateUASBMBR2003(),2008,68,13,1.2t/d,37%,,MBR[1-2],(UASB)(MBR)11.1:,(),,COD3070g/L(BOD/COD)0.5,C/N20,1.2g/L,1g/L1.2,,8%10%,12%15%,20%25%1.311,,122010364April2010IndustrialSafetyandEnvironmentalProtection2UASBUASB,;,,COD,COD,,,,,MBRMBR,MBR,,,,MBR1.4150m3/d,11000m3,,11mg/L(pH)CODCrBOD5NH3-NSSpH60000300001500400057100060025400691.51.5.1UASB1.5.1.1CODCr2UASB,CODCrCODCr43718.461920.6mg/L,UASBCODCr6978.624806.7mg/L,UASBCODCr56.0%83.8%,62.5%2UASBCOD1.5.1.2NH3-NUASB,33,UASB,10%15%1.5.2MBR1.5.2.1CODCrUASB,CODCr18000mg/L,MBR,CODCr4,MBRCODCr950mg/L,MBRCODCr93.9%97.1%3UASB4MBRCOD1.5.2.2NH3-N,UASB,MBR5,MBR,30mg/L,99%5MBR1.5.3,MBR(1),,(13d),,166L/(m2h)128L/(m2h),(416d),128L/(m2h)82L/(m2h),,,(2),3:,3,,400600kPa,,,,,(24)222.2SCWO26MPa,22Na2CO3/(mgL-1)Cr3+/(mgL-1)40010s30s60s55010s30s60s00.3050.4910.557360.1800.2030.2460.1980.2350.2965500.0050.0700.0150.0810.138(:36mg/L100%,HClNa2CO3)Cr,Cr3+2,,Cr3+,2Na2CO3036mg/L,Na2CO3Cr3+,Na2CO3SCWO,Na2CO3,2.32.3.1HClSCWOHCl,[5]SCWONa2CO3,SCWOHCl,pH,Na2CO3:12HCl+6Na2CO312NaCl+6CO2+6H2O(2)(1),SCWOHCl,Na2CO3NaClpH,Na2CO3SCWOpH23,36mg/LNa2CO3,pH66.5HCl2.3.2Na2CO355mg/L,SCWOCr3+,Na2CO3,Na2CO3,,HCl[6]1m[7],,(HClNaCl),Na2CO3,,,Na2CO3,,Na2CO3,3Na2CO3SCW,SCWOHCl,,,Na2CO3,Na2CO3SCWO[1].[J].,2008,18(6):111-114.[2],,.[J].,2008,29(9):534-536.[3],,,.[J].,2007,38(6):8-11.[4],.[J].,2007,26(2):101-104.[5]KritzerP,DinjusE.Anassessmentofsuper-criticalwateroxidation(SC2WO)-existingproblems,possiblesolutionsandnewreatorconcepts[J].ChemicalEngineeringJournal,2001,83(3):207-214.[6]Poongunran,Muthukumaran,RamBGupta.Sodium-carbonate-assistedsupercriticalwateroxidationofchlorinatedwaste[J].IndEngChemRes,2000,39(12):4555-4563.[7]ChattopadhyayP,GuptaRB.SupercriticalCO2-basedproductionoffullerenenanoparticles[J].IndEngChemRes,2000,39(7):2281-2289.,,1982,,(:2009-08-19)(22)1.5.4,2.53.0/m3,22/m32(1)UASB,,CODCr62.5%(2)MBR,30mg/L(3)UASBMBR,(GB16889-1997)[1],.[J].,2006,24(3):27-30.[2],.UASB[J].,2006,7(10):88-92.,1980,,,,,(:2009-09-16)42