UASB反应器中厌氧氨氧化菌的影响因素研究李小霞

512Vol．5No．12201112ChineseJournalofEnvironmentalEngineeringDec．2011UASB12223*2221．5410012．5410043．542800UASB。NH+4-NNO－2-N200mg/LHRT、、pHNO－2-N/NH+4-N2h、30～35℃、7.5～8.50.95～1.2NH+4-N、NO－2-NTN97.1%、98.3%92.7%。UASBNH+4-NNO－2-NpHX703.1A1673-9108201112-2788-05Influencingfactorsofanaerobicammoniumoxidationinup-flowanaerobicsludgebedreactorLiXiaoxia1LuYanqin2YangXiaoping2XieQinglin23YouShaohong2LiYanhong2ZhaoWenyu21．GuilinofPlanningandDesignInstituteGuilin541001China2．GuilinUniversityofTechnologyGuilin541004China3．HezhouUuniersityHezhou542800ChinaAbstractTheanaerobicammoniumoxidationprocesswasstarted-upwithinoculatedgranularsludgeanae-robicammoniumoxidationinanup-flowanaerobicsludgebedreactor．TheexperimentalresultsindicatethatwheninfluentconcentrationsofNH+4-NandNO－2-Nwereboth200mg/LtheaverageremovalratesofNH+4-N、NO－2-NandTNwere97.1%98.3%and92.7%respectivelyunderthefollowinloptimumconditionsthatHRTtemperaturepHandNH+4-N/NO－2-Nratiowere2h30to35℃7.5to8.5and0.95to1.2respec-tively．Keywordsanaerobicammoniumoxidationup-flowanaerobicsludgebedhydraulicretentiontimesub-strateratioofNH+4-NandNO－2-NtemperaturepH0708K0180901Z106“”20077151108108/E080402200708LX2082009－10－122010－01－051980～。[e-mail]*[e-mail]tionAnammox12。NH+4NO－3NO－2NH+4、NO－3NO－2N21-3。。4。up-flowanaerobicsludgebedreactorUASB。11．1、0．05g/LKH2PO4、0．2g/LMgSO4·7H2O、0．3g/LCaCl20．8g/LNaHCO3NH4ClNaNO2。2①Fe-EDTA1L5．000gEDTA-Na5．000gFe-SO42mL②1L15．000gEDTA、0．430gZnSO4·12UASB7H2O、0．240gCoCl2·6H2O、0．990gMnCl2·4H2O0．250gCuSO4·5H2O、0．220gNaMoO4·2H2O、0．190gNiCl2·6H2O、0．014gH3BO4、0．050gNaWO2·2H2O1mL③mNH+4mNO－2=1∶1。2～6mm。1Fig.1Experimentalequipment1．2UASB100cm5cm2.3L2.0L1.5L0.6L。NH+4-NNO－2-NN-1--NO－3-NpHpH。1．3UASB0.3L10cmMLSS99.7g/LMLVSS59.5g/LMLVSS/MLSS0.596。。50mg/L。HRT1～6h、20～40℃、pH6.3～8.60.7～1.5。22．1UASB30～40℃、pH6．7～8．35-8。UASB35±1℃pH7.56hNH+4-NNO－2-N50mg/L。NH+4-NNO－2-N50mg/L。NH+4-N、NO－2-NNO－3-N。2。2Fig．2Changesofnitrogeninloadincreasephase23NH+4-NNO－2-N30.5mg/L19.6mg/L39%60.8%6NH+4-NNO－2-N7.6mg/L1.5mg/L84.8%97.1%。7NH+4-NNO－2-N100mg/L98725NH+4-NNO－2-N77.8mg/L66mg/L11NH+4-NNO－2-N18.6mg/L22.1mg/L81.4%78．1%12NH+4-NNO－2-N150mg/L21.6mg/L23.7mg/L85.6%84.2%15NH+4-NNO－2-N200mg/LNH+4-NNO－2-N83.0mg/L83.9mg/L25dNH+4-NNO－2-N25.3mg/L38.1mg/L87.4%81%UASB13cm3cm26NH+4-NNO－2-N250mg/LNH+4-NNO－2-N98.7mg/L120.3mg/L60.2%56.2%37NH+4-NNO－2-N120109.6mg/LNH+4-NNO－2-N。NH+4-NNO－2-N200mg/L42NH+4-NNO－2-N6.9mg/L7.4mg/L96.3%96.1%TN93.5%NH+4-NNO－2-N200mg/L。UASB15cm0.15L。2．2HRT3HRTFig．3EffectofHRTonanaerobicammoniumoxidationNH+4-NNO－2-N200mg/L35±1℃pH7.5HRTNH+4-N、NO－2-NTN3。HRT6hTN1.44kg/m3·dNH+4-N、NO－2-NTN3.14mg/L、2.26mg/L14.66mg/LNH+4-N、NO－2-NTN97.4%、98.7%95.2%HRT6h4hTN1.44kg/m3·d2.88kg/m3·dNH+4-N、NO－2-NTN2.15mg/L、1.34mg/L14.4mg/LNH+4-N、NO－2-NTN98.9%、99.3%93.7%HRT4h2hTN2.88kg/m3·d4.32kg/m3·dNH+4-N、NO－2-NTN4.42mg/L、2.55mg/L17.42mg/LNH+4-N、NO－2-NTN98.7%、99.1%93.7%HRT2h1hTN4.32kg/m3·d8.64kg/m3·dNH+4-N、NO－2-NTN59.1、60.311.2mg/L70.5%、65.4%62%。HRT2hTN4.32kg/m3·d。2．34Fig．4EffectoftemperatureonanaerobicammoniumoxidationHRT2hpH7.5NH+4-NNO－2-N200mg/LNH+4-NN0－2-NTN4。20℃NH+4-N、NO－2-NTN44.3、42.82116.1mg/L097212UASBNH+4-N、NO－2-NTN77.9%、78.6%70.9%20℃30℃NH+4-N、NO－2-NTN19.84、22.650.9mg/L90.1%、88.7%87.3%30℃35℃NH+4-N、NO－2-NTN3.2、2.124.1mg/L98.4%、98.9%93.9%。40℃NH+4-N、NO－2-NTN28.7、35.272.0mg/L85.7%、82.4%82%。UASB30～35℃。2．4pHHRT2h30±1℃NH+4-NNO－2-N200mg/LpH5。pH8.78.5NH+4-N、NO－2-NTN34．2、28.467.3mg/L82.9%、85.8%83.2%pH8.57.5NH+4-NNO－2-NTN4.14、3.612.3mg/L97.9%、98.2%96.9%pH7.56.5NH+4-N、NO－2-NTN59.1、60.9122.7mg/L70.5%、69.6%69.3%。pH7．5～8．5。5pHFig．5EffectofpHonanaerobicammoniumoxidation2．59NH+4+1．32NO－2+0．066HCO－3+0．13H+→1.02N2+0．26NO－3+0．066CH2O0．5N0．15+2．03H2ONO－2NH+41.32NH+4/NO－2TN400mg/LNH+4/NO－270.7～1.5。NH+4-NNO－2-N1∶14～5dNH+4-NNO－2-N1∶1→1．1∶1→0．9∶1→1．2∶1→0．8∶1→1．3∶1→0．7∶1→1.3∶1→1.5∶1。。UASBHRT2h30±1℃NH+4-NNO－2-N200mg/LpH7.5～8.5。60.8～1.2NH+4-N94.3%～98.6%0.95～1.3NO－2-N88.7～99.4%0.95～1．2TN88.1%～94.7%。0.95～1.2。6Fig．6Effectofproportionofdifferentmediaonanaerobicammoniumoxidation31UASBNH+4-NNO－2-N200mg/L。2HRT、、pH2h、30～35℃、7.5～8.5197250.95～1.2TN4.32kg/m3·d。3HRT2h30±1℃、pH7.5～8.5NH+4-NNO－2-N200mg/L0．95～1．2TN4.32kg/m3·dNH+4-N、NO－2-NTN97.1%、98.392.7%。1．．20071239-42ZhaoZ．S．ZhaoY．X．ChenZ．J．etal．Thencul-tureofanaerobicammoniaoxidationbianassseededbytwokindsofsludge．ChineseJoumalofEnvironmentalEngi-neering20071239-42inChinese2．．2007284800-804ZhaoZ．H．LiaoD．X．LiX．M．etal．CultivationandNitrogenRemovalCharacteristicsofANAMMOXGranules．EnvironmentalScience2007284800-804inChinese3ChamchoiN．NitisoravutS．SchmidtJ．E．InactivationofANAMMOXcommunitiesunderconcurrentoperationofanae-robicammoniumoxidationANAMMOXanddenitrification．BioresourceTechnology20089993331-33364PathakBipinK．KazamaFutabaSaikiYukoetal．Prensenceandactivityofanammoxanddenitrificationprocessinlowammonium-fedbioreactors．BioresourceTechnology20079812201-22065DostaJ．FernandezI．Vazquez-PadinJ．R．etal．Short-andlong-termeffectsoftemperatureontheAnammoxprocess．JournalofHazardousMaterials．20081841-3688-6936TsushimaIkuoOgasawaraYujiKindaichiTomonoriet