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当前位置:首页 > 建筑/环境 > 建筑图纸/图片/标牌 > 好氧MBR工艺处理垃圾渗沥液中硝化菌群特征分析熊小京
MBR*11231.3610052.3610053.361006MBR、HRTMBR(AOB)(NOB)。,300mg/L600mg/L,AOB6.0×104/mL6.0×105/mLNOB3.5×107/mL6.0×108/mLHRT1d2dAOB1NOB。15℃AOBNOBNOBAOB。MBRX703.1A1005-8206201003-0015-04CharacteristicsofNitrifyingBacteriainAerobicMembraneBioreactorforWasteLeachateTreatmentXiongXiaojing1,YanGui1,ZhengTianling2,SuGuoqiang31.EnvironmentalScienceResearchCenter,XiamenUniversity,XiamenFujian361005;2.SchoolofLifeSciences,XiamenUniversity,XiamenFujian361005;3.XiamenLiquidWasteBiotechnologyLtd,XiamenFujian361006AbstractTheinfluencesofinfluentammoniaconcentration,hydraulicretentiontime(HRT)andtemperatureonthepopulationandoxidizingabilityofammoniaoxidizingbacteria(AOB)andnitriteoxidizingbacteria(NOB)inwasteleachatetreatmentwereinvestigatedusingaerobicmembranebioreactor.Theresultsshowedthatwhentheinfluentammoniaconcentrationwasraisedfrom300to600mg/Lgradually,thenumberofAOBandNOBincreasedfrom6.0×104/mLto6.0×105/mLandfrom3.5×107/mLto6.0×108/mL,respectively.WhenHRTprolongedfrom1dayto2days,thenumberofAOBroseabout2times,whereasthenumberofNOBincreasedslightly.Atthetemperatureofbelow15℃,noanychangewasobservedinthenumbersofAOBandNOBbutthenitriteoxidationactivityofNOBdropped,implyingthatthetoleranceofAOBtolowtemperaturewasenhancedduringacclimationperiod.Keywordswasteleachateaerobicmembranebioreactorammoniaoxidizingbacterianitriteoxidizingbacteria*08LH-043502Z200830013502Z200730092009-10-26、C/N、、COD1。AOBNOB。pH、DO、2。3、C/N、2-3。MBR400~600mg/LC/N0.390%4-5。。。MBR、AOBNOBMBR。11.11。KUBOTA0.303m×0.212m0.1285m20.1~0.4μm0.4m3/m2·d。9LDOEnvironmentalSanitationEngineeringVol.18No.3June201018320106·15·182.0~3.0mg/LHRT1~2d0.1~0.3m3/m2·dMLSS3.0~4.5g/L10~25℃。pH7.0~7.5。1.29aCOD5~15g/L3.5~4.0g/L3.0~3.5g/L0.6~1.0g/LpH8.0~8.5。1.3。。10NH3-N80%2。、NH3-NNO2-NNO3-N85%10dMPNAOBNOB3。1。1.41.4.1AOBNOBMPN11mL1010-1、10-2、10-310-141mL9mL28℃14d。2AOB2~3GriessAB222MPNMPNAOB。3NOB5~71N2。Griess。2MPNNOB6。1.4.2“”、、N-1--HP-8453pHPHB。22.1AOBNOB2。300~370mg/L550~600mg/LAOB6.0×104/mL2.0×105/mL3.3NOB3.5×107/mL6.0×108/mL17AOBNOB3。MBRAOBNOB107109/mL7-8NOBAOB3。80%~90%90%~98%550~600mg/L85%~92%190~250mg/L380~500mg/L。1ρNH3-N/mg/LHRT/dθ/℃A300~370B400~450C450~50020~25D550~600E700~780FG10~1511111750~800750~800221·16·3AOBAOB104~105/mLNOB109/mL。、NOB。MBRAOBNOB。2300~600mg/LNO3-NAOB2.3×105/mg4.1×105/mgNOB1.4×108/mg1.3×109/mg。AOBNOB600mg/LAOBNOB3.7×106/mg7.7×109/mgAOBNOB。2.2HRTHRTAOBNOB3。HRT1d2dAOB6.0×105/mL1.2×106/mL1HRTAOBAOB。HRTNOB1.2×109/mL1.3×109/mLNOB。HRT88%~95%95%~97%500~650mg/L。NOBHRT1d108/mLAOBHRTNOB79AOBHRT。2.3AOBNOB4。AOBNOBAOB106/mL93%~99%NOB109/mL260~400mg/L。AOBNOB。20~30℃AOB35℃NOB35~42℃。15℃NOB8。15℃AOBNOBAOB。31AOB104~105/mLNOB107~109/mL190mg/L500mg/L。2600mg/LAOBNOB/mg/LAOB//mLNOB//mL/%/mg/L300~3706.0×1043.5×10780~90190~250400~4506.0×1041.2×10890~97300~430450~5001.2×1051.3×10890~98350~440550~6002.0×1056.0×10885~92380~5002AOBNOB1.0×1051.0×1061.0×1071.0×1081.0×1091.0×1010800AOBNOB1.0×104700600500400300900/mg/LNO3-N//mg2NO3-NAOBNOBAOB//mLNOB//mL/%/mg/L6.0×1051.2×10988~95540~6301.2×1061.3×10995~97500~600/mg/L700~780750~880HRT/d123HRTAOBNOB/℃AOB//mLNOB//mL/%/mg/L20~251.2×1061.3×10995~97500~60010~151.3×1061.2×10993~99260~4004AOBNOB20MBR·17·18112。5。6。6。3SO22001—2008。SO2SO2SO2。SO2、SO2SO2。SO2。。1.J.2001194222-223.2.“”J.19895432-34.3.SO2J.2000306735-739.4.M.2008.5··.SO2J.20044B0625-26.1989—。E-mailleechangfeng1013@163.com。600mg/L2。3NOBHRTAOB。415℃AOBNOBNOBAOB。1.J.200228311-13.2HeSBXueGWangBZ.FactorsAffectingSimultaneousNitrificationandDenitrificationSNDandItsKineticsModelinMembraneBioreactorJ.JHazardMater200916815704-710.3.pHJ.199622110-13.4.J.200715512-14.5.BF/MBRJ.200829168-71.6.MPN-GriessJ.200612444-45.7.J.20062791862-1865.8IliesPMavinicDS.TheEffectofDecreasedAmbientTemperatureontheBiologicalNitrificationandDenitrificationofaHighAmmoniaLandfillLeachateJ.WaterRes20013582065-2072.9LiHYYangMZhangYetal.NitrificationPerformanceandMicro-bialCommunityDynamicsinAsubmergedMembraneBioreactorwithCompleteSludgeRetentionJ.JBiotechnol2006123160-70.1963—。A/OMBR、、。55SCI48。E-mailxiongxj@xmu.edu.cn。517·20·
本文标题:好氧MBR工艺处理垃圾渗沥液中硝化菌群特征分析熊小京
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