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平板陶瓷膜生物反应器处理分散式生活污水及膜污染特性研究.docx

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平板陶瓷膜生物反应器处理分散式生活污水及膜污染特性研究 Title:StudyontheTreatmentofDispersedDomesticWastewaterandMembraneFoulingCharacteristicsinaFlatCeramicMembraneBioreactor Abstract: Thetreatmentofdisperseddomesticwastewaterisachallengingtaskduetothecomplexnatureofthecontaminantspresent.Inthisstudy,aflatceramicmembranebioreactor(FCMBR)wasinvestigatedforitsabilitytotreatdisperseddomesticwastewaterandthefoulingcharacteristicsofthemembrane.TheresultsshowedthattheFCMBRwaseffectiveinremovingorganicmatter,nitrogen,andphosphorusfromthewastewater.However,membranefoulingwasobservedduringtheoperation,whichreducedtheperformanceofthesystem.ThisstudyprovidesvaluableinsightsintothetreatmentofdisperseddomesticwastewaterusingFCMBRsandthefoulingmechanismsinvolved,helpingtooptimizethesystemandimproveitsoverallefficiency. 1.Introduction: 1.1Background Disperseddomesticwastewaterreferstowastewatergeneratedfromscatteredanddecentralizedsources,suchasresidentialareas,smallvillages,andruralareas.Itcontainsvariouspollutants,includingorganicmatter,nitrogen,andphosphorus.Conventionalwastewatertreatmentmethodsoftenstruggletoeffectivelytreatdisperseddomesticwastewater,leadingtoenvironmentalpollution.Theuseofmembranebioreactors(MBRs)hasgainedconsiderableattentionduetotheirsuperiortreatmentefficiencyandabilitytoproducehigh-qualityeffluent. 1.2Objective Thegoalofthisstudyistoevaluatetheperformanceofaflatceramicmembranebioreactorinthetreatmentofdisperseddomesticwastewaterandinvestigatethefoulingcharacteristicsofthemembrane.Thefindingswillhelpunderstandthefoulingmechanismsinvolved,optimizethesystemdesign,andenhancetheoverallefficiencyoftreatingdispersedwastewater. 2.Methodology: 2.1ExperimentalSetup Alab-scaleFCMBRsystemconsistingofareactortank,flatceramicmembranes,membranemodules,aerationsystem,andinfluentandeffluentcollectiontankswasconstructed.DisperseddomesticwastewatercollectedfromaruralareawasusedastheinfluentfortheFCMBRsystem. 2.2OperatingConditions TheFCMBRsystemwasoperatedunderconstantconditions,includinghydraulicr