好氧颗粒污泥的特点及其研究进展

张兴文王芳杨凤林*(,116024)宋欣欣(,116024),,(internalcirculatesequencingbatchairliftreactor,ICSBAR)ResearchanddevelopmentoncharacteristicsofaerobicgranularsludgeZhangXingwen1WangFang1YangFenglin1SongXinxin2(1.SchoolofEnvironmentandBiologicalScienceandTechnology,DalianUniversityofTechnology,Dalian116024;2DepartmentofChemicalEngineeringDalianNationalityUniversity,Dalian116024)AbstractThispaperisfocusedonthestudiesofcharacteristicsofaerobicgranularsludge,microbialmorphologyandkeyinfluencingfactorsofgranulationandreactors.Itisfoundthataerobicgranularsludgeistheselfimmobilizedsludgeandisaspecialcaseofbiofilm.Aerobicgranularsludgedemonstrateshighsettlingvelocitiesresultingingoodliquidseparation,highbiomassretention,highactivityandabilityofwithstandinghighloadingrates.Granulationisamultipleprocess,whichisresultedfromthecompositionofwastewaterandoperationcondition.ItispresentedthataerobicgranularsludgeisformedeasilyinICsequencingbatchairliftreactor.Keywordsaerobicgranularsludge;granulation;ICSBAR::2003-04-30;:2003-07-14:(1968~),,,Email:[e-mail]*,,,[1],,,[2],(),,[2],[3,4],,,,[5],,,,[3],,,11.1,,,[5]05~15mm,045,079[6]511Vol.5,No.11200411TechniquesandEquipmentforEnvironmentalPollutionControlNov.2004,[5]1.2,05mm20%[7],(sequencingbatchreactor,SBR),19~46mm,,46mm[8],SBR10068~100729g/cm3,32~688g/L[8]SBAR,1008g/cm3[7][3],,18~35m/h,SV14%~30%,SVI2034~9375mL/g(36)[8][9],,[4]1.3VSS,,VSS70%~90%,VSS,[3],,[10],,,;,[8]Peng[5],Morgenrot[6],Geotrichumsp,,[10][11],,,,[3]:(1);(2);(3)CaCO3,Ca2+Ca2+,Ca2+,[10]Mg2+[10]2[12]SBR,[13]COD,COD,[13],COD,(SRT),SBR,[8],,,[8],,,[5],285,,,,,,[5,13][9],,,COD/TNCOD/TPTN/TP,[5,6,11,14],;COD[8];[7,9,13],,,[9],,,,,3BAS(biofilmairliftsuspension),[15~18]1991,Shine[19]Mishim[20]AUSB(aerobicupflowsludgeblanket),,,1997,Morgenrot[6]SBRPeng[5]SBR,,(DO07~10mg/L)Beun[8]SBR,1[7]19991[21]Table1PropertiesofaerobicgranularsludgeformedindifferentreactorsSBRBASSBAR30g/L0.7g/L4.0g/L1.0068g/cm31.0072g/cm31.008g/cm32.0mm0.35mm(0.26mm)1.0mm,,05~15mm,1007,97%~98%,MLSS404~688g/L,SVI20~45mL/g,30mL/g215cm/min,035cm/minOURW127mg/gmin[13]SBR,,CODP90%85%;NH3NTN90%80%;SVI50,[22],,,4,[23],,2911:,[24,25]SBAR,,SBAR,SBAR,pHDO,,,,,,,,,[1]..:,1989[2],..:,2000[3]..:,1998[4]BeeftinkHH.AnaerobicBacterialAggregates.Netherlands:UniversityofAmsterdam,1987[5]PengD.C,NicolaSB,JeanPhilipped,etal.Aerobicgranularsludge:AcasereportWatRes,1999,33(3):890~893[6]MorgenrotHE,Sherdent.AerobicgranularsludgeinasequencingbatchreactorWatRes,1997,31(12):3191~3194[7],,,.,1999,19(4):394~398[8]BeunJJ,HendrikSA.AerobicgranulationinasequencingbatchreactorWatRes,1999,33(10):2283~2290[9],.,1999,20(2):39~41[10],,,,1995,1(3):252~259[11]EttererT,WildererPA.GenerationandpropertiesofaerobicgranularsludgeWatSciTech,2001,43(7):19[12]BeunJJ,VanLoosdrechtMCM,HeijnenJJ.Aerobicgranulationinasequencingbatchairliftreactor.WaterResearch,2002,36:702~712[13],,,.SBR,2001,22(2):578~581[14]BeunJJ,VanLoosdrechtMCM,HeijnenJJ.AerobicgranulationWatSciTech,2000,41(45):41~48[15]IrvineRLControlledunsteadystateprocessesandtechnologiesanoverviesWatSciTech,1997,35(1):1~10[16]DebeerRD,VanDerheuvelJC,OffenferafsPP.MicroelectrodemeasurementsinnitrifyingaggregatesApplEnvMicrobiol,1993,59:573~579[17]TijhuiSL,VanLoosdrechtMCM,HeijinenJJFormationandgrowthofheterophicaerobicbiofilmsonsmallsuspendedparticlesinairliftreactorsBiotechnolBioeng,1994,44:595~608[18]VanBenthumwAJ,DarridoFernandezJM,TijhuiSL,etalFormationanddetachmentofbiofilmsandgranulesinanitrifyingbiofilmairliftsuspensionreactorBiotechnolProg,1996,12(6):764~772[19]ShineS,LimkH,ParkhSEffectofshearstressongranulationinoxygenaerobicupflowsludgebedreactorsWatSciTech,1992,26(34):601~605[20]MishimAK,MakaurAMSelfimmobilizationofaerobicactivatedsludgeapilotstudyoftheaerobicupflowsludgeblanketprocessinmunicipalsewagetreatmentWatSciTech,1991,23:981~990[21],,..,2002,21(5):317~321[22]..,2002,18(2):26~28[23]TijhuisL,HijmanB,VanLoosdrechtMCM,HeijnenJJ.Influenceofdetachment,substrateloadingandreactorscaleontheformationofbiofilmsinairliftreactor.AppliedMicrobiologyandBiotechnology,1995,45:7~17[24]VanLoosdrechtMCM.EikelboomD,GjaltemaA,MulderA,TijhuisL,HeijnenJJ.Biofilmstructures.WaterScienceTechnology,1995,32:35~43[25]KwokWK,PicioreanuC,OngSL,etal.JJ.Influenceofbiomassproductionanddetachmentforcesonbiofilmstructuresinabiofilmairliftsuspensionreactor.Biotechnology&Bioengineering,1998,58(4):400~407305