MBR工艺在垃圾焚烧发电厂渗滤液处理中的应用ac51d6e2d5bbfd0a795673bd

第20卷第2期2008年6月江苏工业学院学报JOURNALOFJIANGSUPOLYTECHNICUNIVERSITYVol120No12Jun12008:1673-9620(2008)02-0017-03MBR*1,1,2(11(),213022;21):(MBR)MBR,,CODCr65000mg#L-1,NH3-N1200mg#L-1,Q(CODCr)[800mg#L-1Q(NH3-N)[25mg#L-156(GB16889-1997):;;;:X703:AApplicationofMBRProcessinTreatmentofLandfillLeachatefromWaste-to-EnergyPlantZHUWei-bing1,LIYue-zhong1,GONGFang-hong2(1.EngineeringDepartment,WehrleEnvironmentalTechnology(Changzhou)Co.,Ltd,Changzhou213022,China;2.JiangsuPolytechnicUniversity)Abstract:ThelandfillleachatefromWaste-to-EnergyPlantcanbeefficientlytreatedbyMembraneBio-reactor(MBR)process.TheMBRplantconsistsoftheequipmentofbiologyandultrafiltration(UF)system,Thebiologicalzoneconsistsofthebioreactors,wheretheorganicmaterialandNH3-Narebiode-gradedinthepresenceofoxygen.Thewastewaterpermeationleavingtheultrafiltrationplantwillbepumpedtothesewer.TheinletconcentrationofleachateisCODCr65000mg#L-1,NH3-N1200mg#L-1;theoutletofUFhasreachedtheStandardforPollutionControlontheLandfillSitehrDomesticWaste(GB16889-1997)third-classandsecond-classstandard(Q(CODCr)[800mg#L-1Q(NH3-N)[25mg#L-1)respectively.Keywords:leachate;MembraneBio-reactor(MBR);CODCr;NH3-N,[1][2],,,(RO)MBR[3],RO,,(NH3),pH6~7[4]*:2007-09-10:(1971-),,,,MBR[5],,[6]MBR:¹,,[7];º,[8];»,;¼CODBOD,[9];½,1111,400m3#d-1112Q(CODCr)55000~75000mg#L-1,Q(BOD5)35000~38000mg#L-1,Q(NH3-N)1200~1400mg#L-1,pH=615~7152MBR1,,,1Fig11Theflowsheetoftheleachatetreatmentprocess3,2,140m3,4500mm@4000mm@9000mm;2,2500m3,25000mm@13000mm@9000mm2,20m3#h-1,,;2;5,3000Nm3#h-1;1,170m3#h-1;2,10m3#h-144115%~10%,,,pH7~8;3~4mg#L-1();CODCrpH,,CODCr60%~70%,Q(NH3-N)25mg#L-1,412MBRCOD,20,COD,500mg#L-1MBRCOD99%22006926COD,COD,70000mg#L-1,MBRCOD,;0102LmCOD,2CODFig12ComparationsheetofinletandoutletCOD#18#江苏工业学院学报2008年,;(),,COD413MBRNH3-N20,NH3-N,15mg#L-1MBRNH3-N99%,,,,,,,,(1)(2):2NH+4+2O2y2NO-2+4H++2H2O(1)2NO-2+O2y2NO-3(2)(3):4NO-3+4H++5CH2Oy5CO2+2N2+7H2O(3)32006926,NH3-N99%3Fig13ComparationsheetofinletandoutletNH3-N52500,MBR1500,31751,3():¹:5,3000,1125/t;¹:450000kWh,18175/t;»:3,1125/t321125#t-1,1kgCOD,21,COD65000mg#L-1,1kgCOD01331kgCOD()0165~0185,,6(1);Q(CODCr)[600mg#L-1,Q(NH3-N)[15mg#L-1,56(GB16889-1997),25mg#L-1(2)MBR,,:[1],,1[J]1,2006,14(1):46-471[2]1[M]1:,20011[3],1MBR[J]1,2006,5:53-541[4]1[M]1:,20061[5]StephensonT,JuddS,JeffersonB,etal.Membranebiore-actersforwastewatertreatment[M].London:IWAPublish-ing,2000.59-111.[6],,,1[J]1,2005,29(1):64-651[7],1[J]1,2006,10:14-151[8]ClcekN.Effectofsolidsretentiontimeontheperformanceandbiolodgicalcharacteristicsofmembranebioreactor[J].WatSciTech,2001,43(11):43-501[9]AhnWon-Young.Advancedlandfillleacheatetreatmentusinganintegratedmembraneprocess[J].Desalination,2002,149:109-114.#19#朱卫兵等1MBR工艺在垃圾焚烧发电厂渗滤液处理中的应用