（英文污水文献）ES&T 2014(48) 10859-10868
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2019-03-19 08:57:09
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ES&T 2014(48) 10859-10868RemovalofTraceOrganicChemicalsandPerformanceofaNovelHybridUltrafiltration-OsmoticMembraneBioreactorRyanW.Holloway,†JuliaRegnery,†LongD.Nghiem,‡andTzahiY.Cath*,††ColoradoSchoolofMines,Golden,Colorado80401,UnitedStates‡UniversityofWollongong,Wollongong,NSW2522,Australia*SSupportingInformationABSTRACT:Ahybridultrafiltration-osmoticmembranebioreactor(UFO-MBR)wasinvestigatedforover35daysfornutrientandtraceorganicchemical(TOrC)removalfrommunicipalwastewater.TheUFO-MBRsystemusesbothultrafiltration(UF)andforwardosmosis(FO)membranesinparalleltosimultaneouslyextractcleanwaterfromanactivatedsludgereactorfornonpotable(orenvironmentaldischarge)andpotablereuse,respectively.IntheFOstream,waterisdrawnbyosmosisfromactivatedsludgethroughanFOmembraneintoadrawsolution(DS),whichbecomesdilutedduringtheprocess.Areverseosmosis(RO)systemisthenusedtoreconcentratethedilutedDSandproducecleanwatersuitablefordirectpotablereuse.TheUFmembraneextractswater,dissolvedsalts,andsomenutrientsfromth
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