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1、王荣昌载体投加量优化-悬浮载体生物膜反应器ProcessBiochemistry40(2005)2992–3001www.elsevier.com/locate/procbioIn?uenceofcarrierconcentrationontheperformanceandmicrobialcharacteristicsofasuspendedcarrierbio?lmreactorRong-ChangWanga,*,Xiang-HuaWenb,YiQianbStateKeyLaboratoryofPollut
2、ionControlandResourceReuse,SchoolofEnvironmentalScienceandEngineering,TongjiUniversity,Shanghai200092,PRChinabEnvironmentalStimulationandPollutionControlStateKeyLaboratory,DepartmentofEnvironmentalScienceandEngineering,TsinghuaUniversity,Beijing100084,PRChin
3、aReceived30July2004;receivedinrevisedform14September2004;accepted3February2005aAbstract王荣昌载体投加量优化-悬浮载体生物膜反应器ProcessBiochemistry40(2005)2992–3001www.elsevier.com/locate/procbioIn?uenceofcarrierconcentrationontheperformanceandmicrobialcharacteristicsofasuspend
4、edcarrierbio?lmreactorRong-ChangWanga,*,Xiang-HuaWenb,YiQianbStateKeyLaboratoryofPollutionControlandResourceReuse,SchoolofEnvironmentalScienceandEngineering,TongjiUniversity,Shanghai200092,PRChinabEnvironmentalStimulationandPollutionControlStateKeyLaboratory
5、,DepartmentofEnvironmentalScienceandEngineering,TsinghuaUniversity,Beijing100084,PRChinaReceived30July2004;receivedinrevisedform14September2004;accepted3February2005aAbstractArenovatedsuspendedcarrierbio?lmreactorwasinvestigatedforitscapabilityofcarbonoxidat
6、ionandnitri?cation.Thecarrierusedwaspolyvinylchloridecylinderwith2.5mmdiameterand2.5–3.0mmheight.Thecarrier?llingratio,whichisde?nedasthevolumeratioofcarriertothewholereactor,isakeycharacteristicparameterforthenewreactor.Theoperationalexperimentsunderdiffere
7、ntcarrier?llingratiorangingfrom10to75%wereconducted.Meanwhile,thepollutantremovalrateandbehaviourofthemicroorganisms,suchasbiomassandspeci?coxygenutilizationrate(SOUR)activity,weremonitoredandanalyzed.Theresultsshowedthatwhenthein?uentchemicaloxygendemand(CO
8、D)andammoniawasabout200and20mg/l,hydraulicretentiontimeof1.0h,theoptimumcarrierconcentrationwasabout50%withtheaverageCODandammoniaremovalrateabout70and30%,respectively.#2005ElsevierLtd.Allrights
