污泥转移对新型SBR工艺除磷的影响

OntheadsorptioneffectofCr(VI)inthesewageviathemodifiedpomelopeelXIANGWen-ying1，2，ZHANGXue1，LIJi-cheng1(1KeyLaboratoryofThreeGorgesＲeservoirＲegion’sEco-Environ-ment，MinistryofEducation，ChongqingUniversity，Chongqing400045，China;2NationalCentreforInternationalＲesearchofLow-carbonandGreenBuildings，ChongqingUniversity，Chongqing400045，China)Abstract:Thispaperisaimedatintroducingourexperimentalinno-vationinpreparingamodifiedabsorbentbytreatingpomelopeelwithethylalcoholandadoptedwhatwehavepreparedforadsorbingCr(VI)．Wehavealsomadeanexplorationoftheeffectsofabsorb-entdosage，temperature，theinitialpHvalue，theinitialconcentra-tionofCr(VI)andadsorptiontimethroughbatchexperiments．Atthesametime，wehavealsomadeadeep-goingstudyontheadsorp-tionkineticsandadsorptionthermodynamicsofthissystem，whichletusfindthattheequilibriumdatacanbemadetofitfortheLangmuirandFreundlichmodels．Inaddition，wehavealsotestedthePseudo-first-order，Pseudo-second-orderandElovichmodelsfromthepointofviewoftheadsorptionofCr(VI)tothemod