活性污泥对低浓度市政污水中COD吸附性能的研究

活性污泥对低浓度市政污水中COD吸附性能的研究AdvancesinEnvironmentalProtection环境保护前沿,2018,8(1),58-66PublishedOnlineFebruary2018inHans.http://www.hanspub.org/journal/aephttps://doi.org/10.12677/aep.2018.81008StudyonAdsorptionofCODinLowStrengthMunicipalWastewaterbyActivatedSludgeQinglongChang,YayiWang*StateKeyLaboratoryofPollutionControlandResourcesReuse,CollegeofEnvironmentalScienceandEngineering,TongjiUniversity,ShanghaiReceived:Feb.4th,2018;accepted:Feb.20th,2018;published:Feb.27th,2018AbstractTheAdsorption/Bio-oxidation(A/B)processcanbeusedtorecyclecarbonsourcebyadsorbingthecarbonsourceinwastewater.Inthispaper,theinfluenceofadsorptionmode,sludgeconcen-trationandpHonAdsorptionPropertiesofactivatedsludgewasstudied.Besides,theadsorptionisothermoftreatinglowstrengthmunicipalwastewaterbyactivatedsludgewasinvestigated.Theresultsshowedthattheanaerobicadsorptionofactivatedsludgereachedadsorptionequilibriumpointafterabout10min,andtheaerobicadsorptionreachedafterabout20min.Theadsorptioncapacityofaerobicsludgewashig