好氧颗粒污泥颗粒化影响因素及应用现状艾石基

34520095ENVIRONMENTALSCIENCEANDMANAGEMENTVol.34No.5May2009:2009-01-12:(0801Z008、0801Z002、0701Z003);“”([2007]71);(200708LX208);(0815004-2-4);(2008ZL037);(2008105960830M19):(1981-),,,。::1674-6139(2009)05-0064-05艾石基1,解庆林2,马丽丽1,游少鸿1,纪宏达1,容小清1(1.,541004;2.,542800)　:好氧颗粒具有良好的沉降性能、较高的生物量和高容积负荷条件下降解高浓度有机废水的良好生物活性,是提高生物反应器效能的重要物质。文章综述了好氧颗粒污泥的形成机制、颗粒化过程的主要影响因素以及在污水处理中的应用现状等三方面国内外好氧颗粒污泥的研究成果,并提出了好氧颗粒污泥的研究方向及发展趋势。:好氧颗粒污泥;颗粒化;影响因素:X513:AFactorsAffectingandApplicationofAerobicGranularSludgeAiShiji1,XieQinglin2,MaLili1,YouShaohong1,JiHongda1,RongXiaoqing1(1.DepartmentofResourceandEnvironmentalEngineering,GuilinInstituteofTechnology,Guilin541004,China;2.Hezhouuniversity,Hezhou542800,China)Abstract:Aerobicgranularsludgedemonstrateshighsettlingvelocitiesresultingingoodliquidseparation,highbiomassre-tention,highactivityandanabilitytowithstandhighloadingratewhichwasoneofthemostimportantbasisfortheimprovementofbioreactorperformance.Thisarticlesummarizestheresearchresultsathomeandabroaddevelopmentofaerobicgranularsludgefromthreeaspects,thatis,theformationmechanism,themainfactorsofparticleprocessandthetreatmentofprospects,aswellasitsresearchdirectionandfuture.Keywords:aerobicgranularsludge;granulation;affectingfactor,。,,,,,。,、、,。,、,,。1　。,;,;,;,,。,。,[1]:,,,、、、;,,、、、、;,·64·34520095·Vol.34No.5May2009,;,。,,,。。,。,,[2]。[3],。,,。,。2　,:2.1　,,COD、。Tay[4]。、,。[5]。、、,--,,,。[6]SBR,,25%50min、、,50%75%。,,。2.2　2.2.1　进水底物组成,,。、、。[7],;,,,;,,。[8],,,。COD/TN、COD/TPTN/TP。[9],SBRCOD/TN、COD/TP、TN/TP。,COD/TN(24.66)、COD/TP(58.25)TN/TP(2.36)。Liu[10]SBRN/COD。,N/COD5/100～30/100。,N/COD;。2.2.2　进水方式,-(feast-famine)。SBR、、,。,,,[11]。McSwain[12],。,(、、)。2.3　2.3.1　水力剪切力。。:,,,,,;,,,,,(SOUR)。,。,,·65·34520095·Vol.34No.5May2009。Dilaconi(SBBR),(1dy/cm),、。10,,[13]。[14]:,。0.189、0.267、0.3270.377N/m2,SOUR34.54、40.08、46.2646.42mg/g·h,59.71、66.81、80.88109.99mg/g,9.29、9.80、12.3517.02mg/g。,,、。SOUREPS,。,。2.3.2　沉降时间及沉降速度。,,。Qin[15]SBR(20min、15min、10min5min),15min、10min5min,。,、。[16]。,SVI:MLSS。,SVI,MLSS,1.3mm～1.5mm,,SVI,,MLSS。2.3.3　污泥龄(SRT)。,,,,,,。[17],SRT(10d),SRT(10d)SRT(16d)。2.3.4　溶解氧、pH和温度(DO)0.5mg/LSBR[18-19],DO。Lan[20](ρ(DO)0.2mg/L～0.7mg/L)0.5mm～3.0mm,1.02g/cm3,SVI18.147ml/g。pH,pH6.0～8.0,。Zheng[21]pH。,EPS()pH,pH8.4,pH9.0。,pH8.0～8.4,,pHEPS。2.3.5　反应器的循环周期,,,。,,,。Liu[22]SBR,24h,3h,6h,12h0.25mm、1.014g/cm3,,。2.3.6　有机负荷,、。,,。COD[23],2.5～15kgCOD/m3·d,,。,,·66·34520095·Vol.34No.5May2009,COD,,、。2.4　SBR。SBR,,,。,[24],/。/,6d,,16d,,、,1mm～3mm。3　3.1　,,。MoyBY-P[25],15kgCOD/m3·d;9kgCOD/m3·d,,。Moy,6.0kgCOD/m3·d15kgCOD/m3·d,COD92%。3.2　,,。Jiang[26]500mg/L,0.2mg/L。Tay[27]0、0.6、1.2、2.4kg/m3·d,0～1.2kg/m3·d,。。[28]。5min、COD1.0～3.6kg/m3·d、1kg/m3·d,COD、90%、99.9%,0.45～2.5mm,SOUR150mgDO/gVSS·h,EPSPN28.0±1.9mg/gVSS,PN/PS6.5mg/mg,0.18g/g·d。3.3　,,、、、、,,、、、。。[29]25℃,pH6～7,Ca2+5mg/L～150mg/L,4h,69.7mg/g,95.9%。、Ca2+。HuiXu[30]pH2～7Ni2+,Ni2+,Ni2+,K+、Ca2+,Ni2+。3.4　,,。。,。[31]SBR,,,,、。[32]-SBR,,。:COD516.13～1422.92mg/L、TOC31.58～198.62mg/L、3.47～9.52mg/L、34.34～106.76mg/L、45.89～146.65mg/L、SS169.70～827.45mg/L,COD、TOC、、、SS83.04%、70.41%、94.30%、86.51%、41.82%85.89%。,。·67·34520095·Vol.34No.5May20094　,。,,,。,。,,、,,、、。,,。:[1]TayJH,LiuQS,LiuY.Theeffectsofshearforceontheformation,structureandmetabolismofaerobicgranules[J].ApplMicrobiolBiotechnol,2001,57:227-233.[2]GurdonJB.BourillotPY.Morphogengradientinter-pretation[J].Nature,2001,413:797-803.[3]秦华明,尹华.好氧颗粒污泥形成的微生物学机理分析[J].工业用水与废水,2007,38(1):14-16.[4]TayJH,LiuQS,LiuY.Microscopicobservationofaerobicgranulationinsequentialaerobicsludgeblanketreactor[J].ApplMicrobiol,2001,91:168-175.[5]竺建荣,刘纯新,何建中,等.厌/好氧交替工艺的生物除磷特性研究[J].环境科学学报,1999,19(4):394-398.[6]翟凤敏,倪晋仁,赵华章,等.污泥接种量对好氧污泥颗粒化的影响研究[J].四川环境,2006,25(3):1-4.[7]王迪,杨凤林,周军,等.碳源对好氧颗粒污泥物理性状及除磷性能的影响[J].西北农业学报,2007,16(2):99-103;129.[8]LiuQS,TayJH,LiuY.Substrateconcentration-in-dependentaerobicgranulationinsequentialaerobicsludgeblan-ketreactor[J].EnvironTech,2003,24(10):1235-1242.[9]卢然超,张晓健,张悦,等.SBR工艺运行条件对好氧污泥颗粒化和除磷效果的影响[J].环境科学,2001,22(2):87-91.[10]LiuY,YangSF,TayJH.Improvedstabilityofaero-bicgranulesbyselectingslow-growingnitrifyingbacteria[J].JournalofBiotechnology,2004,108:61-69.[11]谢珊,李小明,曾光明,等.好氧颗粒污泥的性质及其在脱氮除磷中的应用[J].环境污染治理技术与设备,2003,4(7).[12]McSwainBS,IrvineRL,WilderalPA.Theeffectofintermittentfeedingonaerobicgranulestructure[J].WaterSciTechnol,2004,49.[13]Dilaconic,RamadoriR,LopezA,etal.HydraulicShearStressCalculationinaSequencingBatchBiofilmReactorwithGranularBiomass[J].Environ.Sci.Technol,2005,39:889-894.[14]王超,郑晓英.剪切应力对好氧颗粒污泥形态结构和微生物活性的影响机制研究[J].环境科学,2008(8):2235-2241.[15]QinL,TayJH,LiuY.Selectionpressureisadrivingforceofaerobicgranulationinsequencingbatchreactors[J].ProcessBiochem,2004,39:579-584.[16]汪善全,竺建荣.好氧污泥颗粒化过程的影响因素分析[J].环境污染与防治,2007,29(2):115-118;122.[17]卢然超,张晓健,张悦,等.SBR工艺运行条件对好板污泥狱粒化和除确效果的影响[J].环境科学,2001,22(2):57-91.[18]PengDC,NieolasB,Jean-PhiliPPeD,etal.Aero-bicgranularsludge-Aeasereport[J].WatRes,1999,33(3):890-893.[19]TayJH,LiuQS,LiuY.Characteristicsofaerobicgran-ulesgrownonglucoseandacetateinsequentialaerobicsludgeblanketreactors[J].EnvironTech,2002,23:931-936.[20]LanHuixia,ChenZhonghao,ChenYuancai,etal.Cultivationofaero