污水处理厂内碳源利用的研究
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2019-03-31 11:51:08
文档简介：
污水处理厂内碳源利用的研究ExperimentandResearchofCarbonSourceUtilizationofSewageTreatmentPlantXIAOSi-hai1，WANGLi2(1.XuzhouEnvironmentalMonitoringCenterStation，Xuzhou221006,China;2.XuzhouheruiEnvironmentalProtectionInvestmentCo.，Ltd.，Xuzhou221004,China)Abstract:Sludgecontaininghighconcentrationsoforganicacidproductionintheanaerobichydrolysisacidificationphasewasusedasthecarbonsourceinthesystemtoalleviatethelackofcarbonsourceintheinletwaterandreductionofsludge.Theuseofcarbonsourceinthesystemhadalsorealizedtheresourceutilizationforresidualsludge.WhenthealkalinepHsolutionwas10,fermentationtimewas3d,meanwhileensuringahighconcentrationoftheresidualsludge,theconcentrationofVFAwashigherinthehydrolysisacidificationliquid,whichwasasufficientsubstitutefortheexternalcarbonsource.CombinedwiththeoperationpracticeofJingmaRiverSewageTreatmentPlant,thefeasibilityofusingresidualsludgealkalinefermentationsupernatantascarbonsourcesinsewageplantwasanalyzed.Keywords:Residualsludge;Alkalinehydrolysis;Hydrolysisacidificat
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