不同挂膜方式对移动床生物膜反应器启动的影响李信仕

20129285JournalofShenyangJianzhuUniversityNaturalScienceSep．2012Vol．28No．52012－05－20610741801969—．2095－1922201205－0921－06710055研究接种挂膜法和自然挂膜法两种挂模方式对移动床生物膜反应器启动的影响．在温度为18～22℃的条件下，分析不同启动方式水中微生物相及COD、NH+4－N的去除率随时间的变化情况．装置运行23d后，两装置出水COD的去除率均大于80%、NH+4－N去除率均大于60%，肉眼可见填料内壁附着有一层较厚的灰褐色泥膜，有较重的泥腥味．移动床生物膜反应器在不添加接种污泥的条件下同样能启动成功，添加接种污泥不能加速装置的启动．X703.1AStudyofEffectnessofDifferentMethodsonInitiatingtheMBBRLIXinshiCollegeofArchitectureXi'anUniversityofArchitectureandTechnologyXi'anChina710055AbstractTheexperimentstudiedtheeffectnessofdifferentmethodsofinitiatingtheMBBRincludinginoc-ulatedandnaturalbiofilmformationandanalyzedthemicrobetheremovalrateofCODandNH+4－Nwithtimelapseunderthetemperatureof18～22℃．21daysafteroperatedbothofthetwodevices'CODremov-alrateweregreaterthan80%andNH+4－Nremovalrate60%．Athickmudmembraneadheredtothefill-ers'inwallwhichisvisibletothenakedeyesendingoutseriousfishsmell．MBBRcanbeinitiatedwithoutinoculatedmudandaddedinoculatedmudcouldnotacceleratethestartingprocedure．．KeywordsinoculationMBBRnaturalbiofilmformationinitiate、、、．．1g/L1．2．、92228．．3．11.19L1．MBBR1MBBR2．1MBBRFig.1MBBRschematicdiagramWD－F10－4BIOMTMФ10×101200m2/m30.96～0.98g/cm31g/cm3．．．1.2COD200～300mg/LNH4－N30～50mg/LpH6～7．18～22℃HRT6h．40%3～4mg/L．1.31《》．pHpHCODDOVSS/SS．2．0.1mol/LNaOH60℃20ming/L4．1.4MBBR1MBBR240%．24h3～4mg/LDO3～4mg/LHRT6hHRT6h．CODNH+4－N5．22.1MBBR2.1.1DODOMBBRDO1mg/L、2mg/L、4mg/L、6mg/LDOCOD、NH4－NTN．25℃HRT8hpH7.54d6d．2、3．2DOCODFig.2DifferentDOvalueontheinfluenceoftheCODremovalrate289233DONH4－NFig.3DifferentDOvalueontheinfluenceoftheNH4－NremovalrateMBBRCODNH4－NDO2mg/LDO6mg/L4mg/LMBBRDO6mg/L．2.1.2HRTHRTMBBRMBBRHRT4～12hHRTHRTCODNH4－N．HRT4d3d2．25℃DO2mg/LpH7.5．4．4HRTCOD、NH4－NFig.4DifferentHRTontheinfluenceoftheCOD＆NH4－NremovalrateHRTMBBRCODNH4－N．HRTCODNH4－NHRT4h6hCOD73%85%NH4－N72%89%MBBRHRTMBBR．2.1.3pHpHpH．MBBR、NH4－NTNMBBRCODNH4－N、TNpH．MBBRpH7.2～7.8NaHCO3pH．2.2CODNH+4－N23dCOD80%NH3－N60%CODNH4－N5、6．5CODFig.5CODremovalrateduringInoculationmethodstart924286NH4－NFig.6NH4-NremovalrateduringInoculationmethodstartCOD8dCOD100mg/L．6．CODCOD．7．COD＜50mg/L．NH4－NCOD8．NH4－NCOD．NH4－N10d57%21d74%NH4－N11mg/L．2.324h．3d79．3d．10．．、、．、、．7Fig.7Thecontrastfigureoffillingsbeforeandafterhangingmembrane0.5mm11．2～3mm．3.2g/L3.2g/L．2.4CODNH+4－NCODCOD．3dCOD289254dCOD17d．COD8．12．COD15dCOD50mg/L15COD．COD．8CODFig.8CODremovalrateduringNaturalhangfilmmethodstartNH4－N9NH4－NCOD13．NH4－NNH4－N24h14．1dNH4－N20%1d10%9dNH4－N．NH4－N．．9NH4－NFig.9NH4－NremovalrateduringNaturalhangfilmmethodstart2.55d．．0.5mm．2～3mm15．3.5g/L3.2g/L．31MBBR23d．2MBBRMBBRCOD、NH+4－N．3MBBR．1CiesielskiSKulikowskaDKaczowkaE．Character-izationofbacterialstructuresintwo-stagemoving-bedbiofilmreactorMBBRduringnitrificationofthelandfillleachateJ．MicrobiolBiotechnol20102071140－51．2ArbelTAssulinNSharonNetal．Parametersinflu-encingnitritegenerationindrinkingwaterMBBRdenitrificationJ．ProceedingsoftheWaterEnviron-92628mentFederationBiofilms20105265－269．3．MBBRJ．200521l49－52．YuHongbin．Movingbedbiofilmreactorfortreat-mentofmixeddomesticandindustrialwastewaterJ．ChinaWater＆Wastewater．200521l49－52．4．J．200524492－96．ZhuChengweiLiXiufenChenJianetal．Start-upinaerobicmoving-bedbiofilmreactorJ．JournalofWuxiUniversityofLightIndustry200524492－96．5DelnavazMAyatiBGanjidoustH．PredictionofmovingbedbiofilmreactorMBBRperformanceforthetreatmentofanilineusingartificialneuralnet-worksANNJ．JournalofHazardousMaterials201017915769－775．6FerraiMGuglielmiGAndreottolaG．ModellingrespirometrictestsfortheassessmentofkineticandstoichiometricparametersonMBBRbiofilmformu-nicipalwastewatertreatmentJ．EnvironmentalModelling＆Software2010255626－632．7DebarbadilloCBChanJ．ExperiencesinusingmbbranddenitrificationfiltersfornitrogenremovalfromsalinewastewaterJ．ProceedingsoftheWaterEn-vironmentFederation2010254－26411．8．J．200821425－28．YangWentingShenYaoliang．Astudyontheaf-fectingfactorsofaerobicbiofilmculturingusingsludgedischargemethodwiththedifferentbio-carri-ersJ．JournalofUniversityofScienceandTech-nologyofSuzhouEngineeringandTechnology200821425－28．9．MBBRJ．200824993－96．ShaoShuhaiCuiCongweiZhangAietal．Pilot-scaleresearchontreatmentofmunicipalwastewaterbytwo-stageMBBRatlowtemperatureJ．ChinaWater＆Wastewater200824993－96．10．MBBRJ．2009351091－96．ZhangPengYuanHuizhouKeShuizhou．StudyonthecharactersoftreatingurbansewagetoremovepollutantswithMBBRprocessJ．TechnologyofWaterTreatment2009351091－96．11．J．20055313294－297．SongXueqiPengYongzhenWangShuying．Selec-tiveinhibitiononnitrificationbychemicalsJ．Jour-nalofBeijingPolytechnicUniversity20055313294－297．12RobertoCanzianiValeriaEmondiMassimilianoGa-ravagliaetal．Effectofoxygenconcentrationonbio-logicalnitrificationandmicrobialkineticsinacross-flowmembranebioreactorMBRandmoving-bedbiofilmreactorMBBRtreatingoldlandfillleachateJ．JournalofMembraneScience200628615202－212．13．D．2008．GuoTianci．Thecharacteristicandtheexpensesop-timizationofthemovingbedbiofilmreactorwasre-searchedD．XianXianUniversityofArchitectureandTechnology2008．14DegaardH．AdvancedcompactwastewatertreatmentbasedcoagulationandmovingbedbiofilmprocessesJ．Water．Sci．Technol20031421233－48