UASB处理生活污水二次启动试验研究王丹丹

303Vol.30No.32009JournalofQingdaoTechnologicalUniversityUASB王丹丹1,曹敬华1,姜　阳2,夏夕娟1(1.,266033;2.,266071)　:8UASB,UASB.,;,,.,CODCr、CODf50%,SS80%.:UASB;;:X703　　　:A　　　:1673—4602(2009)03—0105—04:2008—12—03:(1982-　),,.,:.E-mail:[e-mail]-upofUASBReactor'sTreatingDomesticWastewaterWANGDan-dan1,CAOJing-hua1,JIANGYang2,XIAXi-juan1(1.SchoolofEnvironmentalandMunicipalEngineering,QingdaoTechnologicalUniversity,Qingdao266033,China;2.CollegeofChemicalandEnvironmentalEngineering,QingdaoUniversity,Qingdao266071,China)Abstract:Basedontheexperimentonthesecondarystart-upoftheUASBreactorthathadstoppedworking8months,thisstudymainlyexploredtheaffectingfactorsofthesecondarystart-upoftheUASBreactoremployedinthelow-concentrationdomesticwastewater.Theresultsshowedthattheremaininggranularsludgeinthereactorcouldbedirectlyutilizedforthesecondarystart-upoftheUASBreactor.Thehydraulicloadshouldbetakenasthecon-trollingparameterduringtheperiodofsecondarystart-upinordertoavoidwashingawayac-tiveanaerobicsludge.Afterthesecondarystart-upwascompleted,theremovalefficienciesofCODCrandCODfcouldbeupto50%,andover80%ofSSremovalefficiencycouldbea-chieved.Keywords:UASBreactor;domesticwastewater;secondarystart-up0　UASB、、、[1].2080,UASB,[2-3].,UASB、,UASB、,.,,30、.,UASB、[4-7].8,UASB,UASB、.1—;2,3—;4—;5—;6—;7—1　1　/℃23.5～25pH6.5～7.2CODCr/(mg·L-1)100～250CODf/(mg·L-1)100～150SS/(mg·L-1)100～2002　pHpHCODCrCODf()SS,103～105℃VSS600℃2h,1　1.1　1,UASB,200mm,3.0m,0.094m3,0.066m3.:,.,.,.,.1.2　,1.2.1.3　UASB,6.,0.5～1.5mm.,8,,UASB.,,0.5～1.5mm.,25.42g/L,1/3;VSS/SS0.53,.2　UASB2.1　UASB,UASB.,UASB.24d.,UASB,,.CODCr.,CODCr,.,CODCr50%,SS80%.2.2　,,.,,.1063　　,:UASB,,、,,.,UASB.,0.57m3/(m2·h).,,.UASB,23.5～25℃,pH6.57～7.2,CODCr100～250mg/L,3.3　/(L·h-1)HRT/h/(m3·m-2·h-1)SLR/[kgCOD·(kgVSS·d)-1]VLR/(kgCOD·m-3·d-1)183.70.570.033～0.0540.78～1.33　3.1　pH2,,23.5～25℃,,.,pHpH,UASB“”,,,.3.2　SS3,SS110mg/L173mg/L.,,SS.3dSS,,,SS80%..3.3　CODCr4:,CODCr111～210mg/L.,,,CODCr、,.,,,CODCr;20dCODCr104mg/L,,22～24d100mg/L,《》(GB8978-1996),.,63d,、,、.、,.20d,CODCr50%.3.4　CODf5UASBCODf.UASBCODf10730,CODf,.,CODf,,CODf60～70mg/L.4　(1)UASB8,.,、,、.(2),,.,,.(3),CODCr、CODf50%,SS80%.(References):[1]　,,,.UASB[J].:,2006,22(1):133-136.FUJin-xiang,YUXing,SUNWen-zhang,etal.TheExperimentalStudyoftheGranulationoftheSludgeofUASB[J].JournalofShe-nyangJianzhuUniversity:NaturalScience,2006,22(1):133-136.[2]　,.[M].:,1999:331-357.SHENYao-liang,WANGBao-zhen.TheNewTechnologyofWasteWaterBiologicalTreatment[M].Beijing:ChinaEnvironmentalSciencePress,1999:331-357.[3]　,,,.UASB[M].:,2000:1-16.WANGKai-jun,ZUOJian-e,GANHai-nan,etal.TheProcessTheoryandEngineeringPracticeoftheUASBReactor[M].Beijing:ChinaEnvironmentalSciencePress,2000:1-16.[4]　,.UASB[J].,2006,29(6):79-81.YISai-li,LUOWen-sheng.TheSecondaryStart-upofUASBReactortoTreatDomesticWastewateratNormalTemperature[J].En-vironmentalScienceandTechnology,2006,29(6):79-81.[5]　,,,.[J].:,2006,22(3):466-469.SUNWen-zhang,FUJin-xiang,WANGJu-cai,etal.TheSecondStart-upResearchofUp-FlowAnaerobicSludgeBedReactor[J].JournalofShenyangJianzhuUniversity:NaturalScience,2006,22(3):466-469.[6]　,,.UASB[J].,2003,13(1):7-10.NIELi-jun,LIUChang-qing,LIHong-mei.AStudyofUASBProcessonTreatingUrbanSewage[J].JournalofMaomingCollege,2003,13(1):7-10.[7]　,,.UASB[J].,2005,6(11):75-80.YANGQi,SHIHan-chang,QIANYi.StudyonMunicipalWastewaterTreatmentwithUASBPilotScale[J].TechniquesandEquip-mentforEnvironmentalPollutionControl,2005,6(11):75-80.(英文校审　刘学云)108