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353Vol.35No.320137JournalofHebeiUnitedUniversityNaturalScienceEditionJul.20132011-03-11122736072095-2716201303-0109-04EGSB翟梅,刘晓,曹国凭063009EGSB反应器;颗粒污泥;回流比;微氧环境以生活污水为介质,在EGSB反应器中接入污泥可以快速培养出颗粒污泥,其有较大的粒径,大多数>0.45mm,沉降性好。当维持微氧反应器内的HRT为6h,回流比R为9时,对于进水COD和氨氮去除率分别为80%~90%、80%~90%。运行稳定后出水COD维持在50mg/L以下,氨氮维持在10mg/L以下。X703.1A0.3~1.0mg/L1-3。3。4。EGSB5。11.11。EGSB1.9m10L。1.5m7cm。EGSBEGSB。25℃。11.2。。。。2mm。EGSB8.6gMLSS/L。。、。。COD400mg/L30~40mg/L4mg/L。pH。10mLFe、Co、NiS2-。1.3COD、、MLSS、SVI6pHpH-3CDO20020℃、50cm。1.424~26℃HRT=6hDO7.3mg/L。。1。1dHRTh/m·h-11-74.642.88-153.786.316-27694.328-35673.522.115。。。23。30。2。23EGSB。16d0.355mm33.6%0.45~0.9mm29.8%0.355~0.45mm25.5%。31d0.355mm25.1%0.355~0.45mm21.3%0.45~0.9mm36.8%。EGSB。011353EGSB4EGSB。16d31d。4EGSB2.2CODEGSBCOD5。2.8m/hHRT4.6hR41COD54%~71%。HRT3.7hR816.3m/h。COD71%~81%CODCOD。HRT6h91COD70%~87%。。5EGSBCOD6EGSB。10mg/L1113EGSB。7。6EGSB3EGSB。>0.45mm。HRT6hR9COD80%~90%、80%~90%。COD50mg/L10mg/L。1.J.20073825-8.2.J.2006349128-132.3LinlinHuJianlongWangXianghuaWeneta1.StudyonperformancecharacteristicsofSBRunderlimitedoxygenJ.ProcesBiochemistry2005401293-296.4LiuXianweiShengGuopingYuHanqing.PhysicochemicalcharacteristicsofmicrobialgranulesJ.BiotechnologyAdvances20092761061-1070.5.EGSBJ.20077527-31.6.M.4.2006211-279.7D.H.Zitomer.Stoichiometryofcombinedaerobicandmethan-ogenicCODtransformationJ.WaterResearch1998323669-676.EGSBreactorfastcultivationofanaerobicgranularsludgeZHAIMeiLIUXiaoCAOGuo-pingCollegeofConstructionEngineeringHebeiUnitedUniversityTangshanHebei063009ChinaKeywordsTheEGSBreactorGranularsludgeRefluxratioMicrooxygenenvironmentAbstractInsewageformediumaccessthesludgeintheEGSBreactorcanquicklyproducegranularsludge.Itshavelargersizethemajorityof>0.45mmgoodsettleability.WhilemaintaininganaerobicreactorofHRTfor6hrefluxratioRis9forwaterremovalrateofCODandammonianitrogenis80%~90%80%~90%respectively.RunningstableaftertheeffluentCODunder50mg/Ltheammonianitrogensustainunder10mg/L.21135
本文标题:EGSB反应器快速培养微氧颗粒污泥翟梅
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