高浓度Vc生产废水培养好氧颗粒污泥的试验研究

Seediscussions,stats,andauthorprofilesforthispublicationat:[ExperimentalinvestigationofaerobicgranulecultivationinhighstrengthVcwastewater]Article  in  Huanjingkexue=Huanjingkexue/[bianji,ZhongguokexueyuanhuanjingkexueweiyuanhuiHuanjingkexuebianjiweiyuanhui.]·November2007Source:PubMedCITATIONS2READS464authors,including:Someoftheauthorsofthispublicationarealsoworkingontheserelatedprojects:OrganohalideRespiration:NewFindingsinMetabolicMechanismsandBioremediationApplicationsViewprojectEnvironmentalAnaerobicMicroorganismsViewprojectShanquan(Alan)WANGSunYat-SenUniversity33PUBLICATIONS   325CITATIONS   SEEPROFILEAllcontentfollowingthispagewasuploadedbyShanquan(Alan)WANGon21November2015.Theuserhasrequestedenhancementofthedownloadedfile.Vc,,,*(,100875):VcSBR.,02~1mm,312mh-1;,05~25mm,263mh-1.,,COD1000~1500mgL-180%.,.,,.3.,,.:;Vc;SBR:X703.1:A:0250-3301(2007)10-2243-06:2006-10-11;:2006-12-31:(863)(2006AA06Z318):(1982~),,,,E-mail:[e-mail]*,E-mail:[e-mail]tionofAerobicGranuleCultivationinHighStrengthVcWastewaterWANGShan-quan,ZHANGSheng,LIXiao-na,ZHUJian-rong(SchoolofEnvironment,BeijingNormalUniversity,Beijing100875,China)Abstract:Aerobicgranularsludgewascultivatedinsequencingbatchreactors(SBRs)fedwithhighstrengthandrefractoryrealVcwastewaterInthereactortreatedtransformationresidues,itwasachievedacompletelyaerobicgranulation,andthesludgewas02~1mmindiameter,averagesettlingvelocity312mh-1Inanotherreactortreatedrefineryorextractedresidue,partiallygranularformationwasreached,andthesludgewas05~25mmindiameter,averagesettlingvelocity263mh-1.Theformationofgoodaerobicgranulescontributedagoodoperationalproperty.WheninfluentCODwas1000~1500mgL-1,CODremovalefficiencywasmaintainedapproximately80%.Itcouldbeimprovedbetterbyaddingbiodegradableorganicmattersinfeed.Throughmicroscopicobservationofsludgefromtwodifferentreactors,theprotozoaandbiodiversityofmicroorganismsinreactorsweredeterminednotonlybytheoperationalparameters,butalsobytheinfluentcomposition.Thegranulationprocessintheexperimentwasproceededthroughthreestages,i.e.sludgeactivationphase,acclimatizationphaseandaerobicgranulationphase.Inoperationcontrol,thesettling-timewasusedasthekeyfactorfortheformationofaerobicgranules,whichcoulddecanttheflocculentsludgeandregulatetheorganicloading,andeventuallypromotethegranulationprocess.Keywords:aerobicgranules;Vcwastewater;SBRVc2.3,COD500~700gL-1,BOD5COD01,;.,Vc[1,2],Vc,.,,[3],(),.,[4],,2810200710ENVIRONMENTALSCIENCEVol.28,No.10Oct.,20072SBR,.11.1Vc,,.31.2,2SBR,1,2.,,,22.2SBR1.(SBR),.,,2SBR,SBR1DH=90mm1620mm,98L,SBR2DH=140mm1620mm,22L,SBR8h,20min,2h,5h,30min,2015105min,3min.1Table1CompositionofthewastewaterintheexperimentCODgL-1500~600Vc500~700Vc500~5501.2CODMLSSSVI[5],pHpH.CODMLSSSVI3d1.(OUR),[6],.1Fig.1SchematicdiagramofthereactorOlympus,,,.:1mL,1L,t,HHt,.22.1SBR1SBR1,1,898gL-1,417Lmin-1.COD6194mgL-1,,,1500mgL-1,.SBR1628%.2COD,3.GCMS,,10C.2COD,,COD300mgL-1,COD2244282SBR1CODFig.2CODremovalprofileinSBR1reactor3SBR1SVIMLSSFig.3MeasurementsofSVIandMLSSinSBR1reactor1500mgL-1,,COD150mgL-1,90%,COD150mgL-1COD,80%.,COD1500mgL-1,70%~80%,COD300mgL-190%.,,COD300mgL-1,,.,COD1000mgL-1,,2,80%75%~80%,COD1000~1500mgL-1,SBR.3,SVI3:.,1,SVI312mLg-1494mLg-1,MLSS,;.40d,SVI40mLg-1,,;.35d,,SVI30mLg-1,MLSS,10gL-1,10,(4),20min,.3SVI,COD(2),,,4SBR1(A)(B)Fig.4Inoculatedsludge(A)anddevelopedgranules(B)fromSBR1reactor[7].,,,SBR2,,224510:Vc[8],,.2.2SBR2SBR2SBR1,,1,651gL-1,834Lmin-1,COD6203mgL-1,,,1500mgL-1,,SBR2728%.56SBR2COD.5SBR2CODFig.5CODremovalprofileinSBR2reactor6SBR2SVIMLSSFig.6MeasurementsofSVIandMLSSinSBR2reactor5,1,SBR2SBR1,COD300mgL-1,,80%.50d,,SBR2COD,60%.58d,80%.,.SBR1,SBR2,2:,;,SBR1SBR2,SBR1CODSBR2.5,,.6,SBR2SBR1,,,,,.,SBR2,COD,SVI(,20min).,,Jiang[9],,,.2,224628,,COD1000~1500mgL-180%.VcSBRSBRCOD,.2.329SBR1(A)SBR2(B)Fig.9PhotographsofthegranulesinSBR1(A)andSBR2(B),220min15105min,1.,COD600~800mgL-1,CODCODMLSS.,2MLSSSVI(78).7,,2SVI,.SBR1SVI365235,[10],[9(A)];SBR2SVI711545,SVI,SBR2[9(B)],5min,,,,SBR2.8,,,2MLSS,,,2.2,MLSS,.7SVIFig.7SVImeasurements8MLSSFig.8MLSSmeasurements224710:Vc95min.9,,2.SBR1,,02~1mm,96~532mh-1,312mh-1;SBR2,05~25mm,96~475mh-1,263mh-1.,2VSSSS,1011.10,2;,SBR2SBR1,2:SBR2MLSSSBR1,;SBR2VSSSSSBR1(11),2OUR.10SBR1SBR2Fig.10OURinSBR1andSBR211SBR1SBR2VSSSSFig.11VSSSSinSBR1andSBR3(1)Vc,3.,,02~1mm,96~532mh-1,312mh-1;,05~25mm,96~475mh-1,263mh-1.(2),,COD1000~1500mgL-180%.,.(3),,.(4),,.:[1],,.UASB+AFC[J].,1994,15(6):54~58.[2],.B1[J].,2005,11(1):56~58.[3]ZhuJR,LiuCX,WildererPA.Bio-Premovalprofileofaerobicgranularactivatedsludge(AGAS)fromananaerobicaerobicSBRsystem[A].In:IWA.1stInternationalSymposiumonAerobicGranuleSludgeWorkshop[C].Germany:Munich,2004.[4]SchwarzenbeckN,WildererPA.TreatmentoffoodindustryeffluentsinagranularsludgeSBR[A].In:WEM.AerobicGranularSludge[C].2005.95~102.[5].[M].().:,1989.106~110,354~367.[6],,,.[J].,2005,26(4):124~128.[7],,,.[J].,2004,20(11):46~48.[8],.[J].,1999,20(2):38~41.[9]JiangHL,TayJH,TaySTL.Aggregationofimmobilizedactivatedsludgece