。(4),,。。(5)1.1m3/(m2·h),4∶1,2000mm,COD、LAS86%、81%,COD、LAS。[][1],,,.[J].,2007,26(9):1263-1266.[2].[J].,2002,28(7):15-18.[3],.[J].,2009,35(4):61-64.[4].MBR[D].:,2007.[5],,,.(LAS)[J].,2002,29(5):85-89.[](1988—),2006。:13764691482,E-mail:shyangtao@163.com。[]2010-03-10()Studyonthemechanismsofbio-regenerationofsaturatedadsorptionresinGuXihui,ZhangLing,TengHoukai,ChenJun(CNOOCTianjinChemicalResearch&DesignInstitute,Tianjin300131,China),,,(,300131)[]XDA-1,。,。XDA-1,,,XDA-1。[];;;[]X703.1[]Α[]1005-829X(2010)08-0050-04Abstract:Inordertodiscussthemechanismofbio-regenerationofadsorptionresin,thebio-regenerationprocessofanilineexhaustedXDA-1resinhasbeentakenasanexample.Onbasisoftheadvancedstudyofbio-regenerationprocess,itisthoughtthatecto-enzymehypothesisdoesnotcomeintoexistenceinthissystem.Theself-desorptionandbio-regenerationprocessesofanilineexhaustedXDA-1resinarecontrasted.Itisfoundthatthephysicaldes-orptionisthemainreasonfortheresumptionofadsorbingcapacityofanilineexhaustedresin,whiletheroleofbiodegradationofanilineisconstantlypromotingthedesorptionofadsorbates.Itisprovedthatthebio-regenerationofXDA-1resinisconsistentwiththeconcentrationgradienthypothesis.Keywords:adsorptionresin;mechanismofbio-regeneration;ecto-enzymehypothesis;concentrationgradienthy-pothesis,。1,,。,。、、。!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!30820108IndustrialWaterTreatmentVol.30No.8Aug.,201050——2010-08,30(8)。XDA-1,。11.1:,,,,,,,MgSO4·7H2O,;,。XDA-1:。1.2,10000mg/L,(NaCl)15g/L。1.3380μmXDA-18h,、,60℃,。1.4XDA-1,250mL,,30℃、150r/min,,,95%,XDA-1,XDA-1。1.5XDA-1:K2HPO40.2g/L,NH4Cl1.0g/L,MgSO4·7H2O0.2g/L,NaCl1.0g/L,pH7.0。:3g/L。XDA-1,,(1g400mL),30℃、150r/min,。,,,。1.6(1)。JASCOUV-560-。660nm(OD660)。(2)。XDA-1,VarianCP3800。:30m×0.32mm×0.25μm,200℃,100℃(0.5min)→20℃(1min)→180℃(2min)→10℃(1min)→220℃(5min),FID210℃,N2,50mL/min,P25kPa、PH290kPa、1.0μL。2,。。。2.1XDA-1R.Dam2070〔1〕,(r500nm),(r2nm),,-,,。(1)。。〔2〕,();,、;,,,,,。,,,,,,-,,,,,。,:51——2010-08,30(8),-,,()。。(2)。,,95%,5%。,,。。,〔3〕。XiaojianZhang〔4〕,,4。13000~35000u3.1~4.4nm〔5〕,10nm。XDA-1(2nm),10nm。H.Jankowska〔6-7〕,0.7nm。,XDA-1,,。(3)。,〔8-9〕。,。〔10〕。,,,,〔4〕。,。2.2,,,〔11-13〕,。,〔14〕。2.3XDA-1XDA-1,。XDA-1,。XDA-1(OD660)、TOC1。XDA-12。XDA-1(PR)3。1,0~2hTOC,,,;2,XDA-152——2010-08,30(8)2h。1、23,(0~2h)XDA-1,2h55.7%,()11.4%,。13,2~72h,26.2%,TOC699.1mg/L96.9mg/L,XDA-1,XDA-1。72h,,,XDA-1,、;120h,95%。,XDA-1,,,。3(1),XDA-1、,,XDA-1。(2),XDA-1(、TOC),,,XDA-1。[][1]KimBR,ChianESK,CrossWH,etal.Adsorption,desorption,andbioregenerationinananaerobicgranularactivatedcarbonreactorforremovalofphenol[J].JournalofWaterPollutionControlFederation,1986,58(1):35-40.[2],.[M].:,1991:18-21.[3]AndrewsGF,TienC.Theinter-reactionofbacterialgrowth,adsorptionandfiltrationincarboncolumnstreatingliquidwaste[J].AICHESyrup,1980,71:164-175.[4]ZhangXiaojian,WangZhansheng,GuXiasheng.Simplecombinationofbiodegradationandcarbonadsorption:mechanismofthebiologicalactivatedcarbonprocess[J].WaterRes.,1991,25(2):165-172.[5]AktasO,CecenF.Bioregenerationofactivatedcarbon:Areview[J].InternationalBiodeteriorationandBiodegradation,2007,59(4):257-272.[6]JankowskaH,SwiatkowskiA,ChomaJ.Activecarbon[M].NewYork:EllisHorwood,1991:151-178.[7]MartinMJ,ArtolaA,BalaguerMD,etal.Enhancementoftheactivatedsludgeprocessbyactivatedcarbonproducedfromsurplusbiologicalsludge[J].BiotechnologyLetters,2002,24(3):163-168.[8]DagleyS.Catabolismofaromaticcompoundsbymicroorganisms[J].Adv.Micro.Physiol.,1971,6:1-46.[9]GibsonDT.Microbialdegradationoforganiccompounds[M].NewYork:MarcelDekker,Inc.,1984:181-252.[10],.[J].,2006(2):6-10.[11]SchultzJR,KeinathTM.Powderedactivatedcarbontreatmentprocessmechanisms[J].JournalofWaterPollutionControlFederation,1984,56(2):143-151.[12]deJongeRJ,BreureAM,vanAndelJG.Bioregenerationofpowderedactivatedcarbon(PAC)loadedwitharomaticcompounds[J].WaterRes.,1996,30(4):875-882.[13]KimDJ,MiyaharaT,NoikeT.EffectofC/Nratioonthebioregenerationofbiologicalactivatedcarbon[J].WaterScienceandTechnology,1997,36(12):239-249.[14]KlimenkoN,Winther-NielsenM,SmolinS,etal.Roleofthephysico-chemicalfactorsinthepurificationprocessofwaterfromsurface-activematterbybiosorption[J].WaterRes.,2002,36(20):5132-5140.[](1979—),2008,,。:022-26689181,E-mail:gxh1208@yahoo.com.cn。[]2010-04-21(),:53——