好氧颗粒污泥处理高含盐废水研究

,,,3(,100875):(SSBR).,.10gPLNaCl,7013%9716%TOC.35gPLNaClVc,70%TOC.0153mm,.,(OUR).,,.,,TOC,.:SSBR;;;TOC:X70311:A:025023301(2008)0120145207:2007201208;:2007203214:(50478093);:(1982),,,,E2mail:[e-mail]3,E2mail:[e-mail]tionofHighSalineWastewaterTreatmentUsingAerobicGranulesWANGShan2quan,YUANYuan,KONGYun2hua,ZHUJian2rong(SchoolofEnvironment,BeijingNormalUniversity,Beijing100875,China)Abstract:Completeaerobicgranulationcouldbeachievedinshakingsequencingbatchreactors(SSBR)withsalinewastewaterrespectivelyinoculatedconventionalactivatedsludgeandanaerobicgranules.PrettygoodspecificTOCremovalratescouldbeachievedwithoutinoculatingthehalo2bacteriaatthestart2uptime.Whenthesalinitywaslessthan10gPLNaClwiththesyntheticglucose2richwastewaterassubstitute,theTOCremovalefficiencywasintherangeof7013%9716%.Afterthesalinitywas35gPLNaClandtheinfluentwascompletelychangedtoVcwastewaterassubstrate,similarTOCremovalefficiencyabout70%couldbeachievedcomparedwiththeperformanceoffreshVcwastewatertreatmentunderthesamecondition.Thegranulesinsalinewastewaterhadadiameterof0153mm,andsalineaerobicgranuleshadmuchhighersettlingvelocity,higheroxygenutilizationrate(OUR),lowersludgeproductionandbetterstructuralintegritythanthoseofthegranulesfromfreshwastewater.Salineaerobicgranulesshowedperfectprotecting2abilityagainstthesalineshockandcouldquicklyrecoverfromlongtermsharpsalinechange.Duetothedifferentsludgeinoculation,theaerobicgranulesfromaerobicflocshadsuperiorTOCremovalperformanceandinferiorsalineshockprotecting2abilitycomparedwiththeaerobicgranulesfromanaerobicgranules.Keywords:SSBR;aerobicgranule;salinewastewater;TOC,[1],,.,,,[2].,Woolard[3],.,.,,,.[46],(),.,[7],29120081ENVIRONMENTALSCIENCEVol.29,No.1Jan.,2008.,SSBR.1111,COD9001200mgPL.NaCl,10gPLNaCl,2gPLNaCl,3gPLNaCl5gPLNaCl.13gPLNaCl,,Vc.VcGCPMS[8],,,KS,.VcCOD10001500mgPL.3SSBR[9],1Fig.1SchematicrepresentationofthebioreactorR1R2R3,1.R1R2,R1,R2.R3,,R1R2,R3.,12h,5min,710min,1min,4min.251,,160rPmin.112TOCELEMENTAL.MLSSVSSSVI[10].(OUR),[11],.OlympusBX412OlympusC5050Zoom.[12].FEIQUANTA200,:2;;;(CPD030CriticalPointDryer);(SCD005SputterCoater);.2211,SSBR.R1R31,2.R2,,R25.30d,,R3R1R21.TOC2.2,R1R210gPLNaCl,7013%9716%TOC,85%,5gPLNaCl70%[13].R1(314gPL)R2(416gPL),R1TOCR2.2:,R1,R2,R1,TOC;,TOC,.R1R210gPLNaCl13gPLNaCl,641292TOCFig.2Performanceofthereactors2TOCremovalefficiencyR1R2,TOC8511%8816%4612%4911%.Ventosa[14],2:,10gPLNaCl,10gPLNaCl,(1030gPLNaCl)(30150gPLNaCl)(150gPLNaCl)3.10gPLNaCl,R1R2.10gPLNaCl,R1R2,,TOC,TOC.2TOC,R1R2,TOC.,R2,TOC7919%,R110%TOC,8511%TOC,,,.30d,13gPLNaCl,R1R2R3,,3,R3TOC95%,R1R2TOC,SVISS,TOC.,,,().,37d3Vc,.,Vc,R2R3TOC,2TOC.R110gPLNaCl13gPLNaCl,,TOC,,R1TOC2,,R1TOCR2TOC,TOC,,.2,R1R235gPLNaCl,R1R2TOC6912%7214%60%6617%,R3TOC7112%7618%.,7411:TOCSBRCOD10001200mgPLVc[12].50gPLNaCl,,TOC,.,.212,R1R230gPLNaCl,3.TOC3d,TOC.3Fig.3ChangesoftheTOCremovalefficiencyinsalineshocktest3,3d,TOC,.,30gPLNaCl.TOC6d.9d,2,TOC,3,R26dTOC.,R1R2TOC210gPLNaCl13gPLNaCl2TOC,:.,R1TOCR2TOC,,TOC.2.3TOC,.4.R1R31,R2,,.R25.,.R10152mm(4D)R21153mm(4E)R3115215mm(4F).[15],,69106mPh(3060mPh),,,R1R2SVI1530mLPg,SS.,,56(35gPLNaCl).5,R1R2VSSPSS01470128,016VSSPSS,R3VSSPSS0178,(35gPLNaCl,6980mPh)R3(3615mPh);,6,1P6,,50d,,.,84129,.OUR7ABCR1R2R3,DEFR1R2R34Fig.4MicroscopicobservationofseedsludgeandgranularsludgeinR1,R2andR35VSSPSSFig.5VSSPSSinR1,R2andR36Fig.6SludgeproductioninR1,R2andR3(35gPLNaCl),,,R1R3.,R1R2,R2R12,VSSPSS,R1VSSPSSR2VSSPSS2,R1R2,2TOC.R1R22,7Fig.7ChangesofOURinR1,R2andR39411:.,R1R3,8.ABR1R3,CD8Fig.8Scanningelectronphotomicrographsofgranules8,.,VSSPSS,.2:VSSPSSVSSPSS,VSS,;,,,SS,SSSS,SS.3(1)SSBR,.10gPLNaCl,7013%9716%TOC;35gPLNaClVc,TOCSBRVcTOC.(2),.05129,;,2,.(3).R10152mm,R21153mm,R3115215mm.,,SS.(4)VSSPSS4.R1R2VSSPSS01470128,VSSPSS,1P6;,(35gPLNaCl,6980mPh).(5)2,,.:[1],,,.[J].,1999,20(3):1042106.[2]KargiF,DincerAR.Effectofsaltconcentrationonbiologicaltreatmentofsalinewastewaterbyfed2batchoperation[J].EnzymeandMicrobialTechnology,1996,19:5292537.[3]WoolardCR,IrvineRL.Biologicaltreatmentofhypersalinewastewaterbyabiofilmofhalophilicbacteria[J].WaterEnvRes,1994,66:2302235.[4],.[J].,1999,20(2):38241.[5],,,.SBR[J].,2003,24(4):94298.[6]ZhuJR,LiuCX,WildererPA.Bio2Premovalprofileofaerobicgranularactivatedsludge(AGAS)fromananaerobicPaerobicSBRsystem[A].In:IWA.1stInternationalSymposiumonAerobicGranuleSludgeWorkshop[C].Munich,Germany,2004.[7]SchwarzenbeckN,WildererPA.TreatmentoffoodindustryeffluentsinagranularsludgeSBR[A].In:WEM.AerobicGranularSludge[C].2005.952102.[8],,.UASBVc[J].,2007,25(1):9213.[9]CaiC,XuF,LiuJ,etal.Cultivationofaerobicgranulesinasequentialbatchshakingreactor[J].EnvironmentalTechnology,2004,25:9372944.[10].[M].().:,1989.1062110,3542367.[11],,,.[J].,2005,26(4):1242128.[12],,,.Vc[J].,2007,28(10):224322248.[13]NugulI,KellerJ,BlackallLL.Biologicalnutrientremovalefficiencyintreatmentofsalinewastewater[J].WatSciTech,1999,39(6):1832190.[14]VentosaA,NietoJJ.Biotechnologicalapplicationsandpotentialitiesofhalophilicmicroorganisms[J].WorldJMicrobiolBiotechnol,1995,11:85294.[15],,,.M