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*221116SBR。230.4~0.5mm15d0.8mm10.3mm。。SBRDOI10.13205/j.hjgc.201508007EXPERIMENTALRESEARCHONTHERAPIDFORMATIONOFAEROBICGRANULARSLUDGEChangXiaoliHeShilongLiuHaoSchoolofEnvironmentScienceandSpatialInformaticsChinaUniversityofMiningandTechnologyXuzhou221116ChinaAbstractTheinfluenceoftherapidformationofaerobicgranularsludgewasinvestigatedinsequencingbatchreactorsSBRinoculatedconventionalactivatedsludgewithsyntheticdomesticwastewateraddingfinesoilandanaerobicgranulesrespectively.Theresultsshowedthatbothmethodscouldpromotetheformationofaerobicgranulestheaverageparticlesizeofthegranulesinthereactordosingfinesoilwasbetween0.4~0.5mmthreeweekslaterandparticlesizeofthegranulesinthereactoraddinganaerobicgranuleswas0.8mmin15daysastheblankexperimentwas0.3mmafterrunningamonth.SEMshowsthattheculturedaerobicgranularhasdensestructurehighporosityandalargenumberofbacillusandfilamentousonthesurfaceoftheparticles.Keywordssequencingbatchreactoraerobicgranularsludgefineearthanaerobicgranules*2014QNA3111K09ESPCR。2014-10-260AGS1。、、。、、、、、、。2。3-4。SBR。COD2.5~15kg/m·d5。、6-8。92SBR45dZhangYuming6010。11-12。72WaterPollutionControl11.13SBRR1、R2、R35L9cm80cm。1.57cm/s。50%。1。138h10min8min10min17min25min2min5min7min。。20~25℃。1Fig.1Schematicdiagramoftheexperiment1.24000mg/LSVI120mL/g。ρCOD500~600mg/LKH2PO4、CaCl2、MgSO41。R1R20.5g/L200“”R3100mg/L。14。1.3SV、MLSS、SVI、COD1Table1Watercomponentsdistributionmg/LCH3COONa652FeSO4·7H2O10NH4Cl95.5MnCl2·4H2O0.05KH2PO421.95ZnSO4·7H2O0.05CaCl2100CuSO4·5H2O0.05NaHCO3300H3·BO30.05MgSO4·7H2O15EDTA0.05DOWTW340iXSP-11CCCIS-50FEIQuantaTM250600℃60minG110mL105℃24hG2G2-G1/V=TS1L。22.11d2d32a。5R32c。1015d>0.7mm80%。R292b82EnvironmentalEngineeringa—b—c—。2Fig.2Morphologicalchangesofthesludgeindifferentreactors30.4~0.5mmR1CIS-502300.3mm。3。a—R1b—R2c—R3。3Fig.3Aerobicgranularsludgeindifferentreactors44000mg/LR3R1、R21。。R3107230mg/L6500mg/L。R2220dMLSS6200mg/LR115600mg/L。MLSSSVI454036mL/g。2.2—■—R1—▲—R2—◆—R3。4MLSSFig.4ChangeofMLSSinreactionsystems0.06mmR110.3mmR230.5mmR31.0mm0.4mm2mm70%0.7~0.9mm0.8mm。5R292WaterPollutionControlR3100mL20d。a—R2b—R3。5Fig.5MassdistributionoftheparticlesizeinreactorsR110~15m/hR220m/hR383.3m/h43.7m/h。98%R1、R295.6%、94.2%R389%92.3%。2.36a×80006b。6c6d100006e6f。a—×1000b—×8000c—×80d—×2500e—×10000f—×2400。6Fig.6Scanningelectronmicroscopyphotographsofthesludgeinoculatedandaerobicgranularsludge03EnvironmentalEngineering31SBR20d。3560062006500mg/LSVI454036mL/g。20.06mm0.3mm0.5mm0.8mm。95.6%、94.2%92.3%。3。4。1PronkMBassinJPdeKreukMKetal.EvaluatingthemainandsideeffectsofhighsalinityonaerobicgranularsludgeJ.MicrobiolBiotechnol20149831339-1348.2PengDBematNDeigenesJPetal.AerobicgranularsludgeAcasereportJ.WaterRes1999333890-893.3LiuYTayJH.TheessentialroleofhydrodynamicshearforceintheformationofbiofilmandgranularsludgeJ.WaterRes20023671653-1665.4TayJHLiuQSLiuY.ShearforceinfluencesthestructureofaerobicgranulescultivatedinsequencingbatchreactorC∥5thInternationalConferenceonBiofilmSystems.CapeTownSouthAfrica200314-19.5LiuYTayJH.StateoftheartofbiogranulationtechnologyforwastewatertreatmentJ.BiotechnolAdv2004227533-563.6AdavSSLeeDJShowKYetal.AerobicgranularsludgeRecentadvancesJ.BiotechnologyAdvances2008265411-423.7WinklerMKHKleerebezemRStrousM.FactorsinfluencingthedensityofaerobicgranularsludgeJ.MicrobiolBiotechnol201397167459-7468.8HuLinlinWangJianlongWenXianghuaetal.TheformationandcharacteristicsofaerobicgranulesinsequencingbatchreactorSBRbyseedinganaerobicgranulesJ.ProcessBiochemistry20054015-11.9.D.2006.10ZhengYumingYuHanqingShengGuoping.PhysicalandchemicalcharacteristicsofgranularactivatedsludgefromasequencingbatchairliftreactorJ.ProcessBiochemistry2005402645-650.11.J.199920238-41.12.SBRJ.2001215577-581.13.J.2006362299-302.14.SBRJ.200425474-77.1990-。xiaoli.2008love@163.com1977-。櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅櫅hslongrcees@163.com129.J.2014201104-108.10.M.201218-19.1991-。ouyun_mongol@163.com1970-。lwyang2002@mail.ipc.ac.cn13WaterPollutionControl
本文标题:好氧颗粒污泥快速培养的方法研究常笑丽
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