高效纤维滤料最易透过粒径计数效率的研究的开题报告Title:AStudyontheParticleCountEfficiencyofHighEfficiencyFiberFilterMediaIntroduction:Highefficiencyfiberfiltermediahavebeenwidelyusedinindustriessuchasairfiltration,waterpurification,andhealthcareduetotheirexcellentparticlecaptureability.Theparticlecountefficiencyisanimportantperformancemeasureforfiltermedia.Itisdefinedasthenumberofparticlesblockedbythefiltermediacomparedtothetotalnumberofparticlesintheairorwaterstream.Theparticlecountefficiencyofafiltermediadependsonvariousfactors,includingthefiberdiameter,fibermorphology,filterthickness,andporesizedistribution.Inthisstudy,weaimtoinvestigatehowparticlecountefficiencyisaffectedbytheporesizedistributionofhighefficiencyfiberfiltermedia.ResearchObjectives:1.Toevaluatetheparticlecountefficiencyofhighefficiencyfiberfiltermediawithdifferentporesizedistributions.2.Toinvestigatetheimpactoffiberdiameterandmorphologyontheparticlecountefficiency.3.Tocomparetheperformanceofhighefficiencyfiberfiltermediawithothertypesoffiltermedia,suchasmembranefiltersandgranularfilters.Methodology:Inthisstudy,wewillusescanningelectronmicroscopy(SEM)toexaminethefibermorphologyandporesizedistributionofdifferenthighefficiencyfiberfiltermediasamples.Wewillalsoemploybench-scalefiltrationexperimentstoevaluatetheparticlecountefficiencyofthesefiltermedia.Firstly,wewillpreparefiltermediasampleswithdifferentporesizedistributionsbychangingtheprocessparameters,suchastheblowingratioandcollectiondistance,duringtheelectrospinningprocess.Then,wewillsubjectthesefiltermediasamplestobench-scalefiltrationexperimentsusingabespokesetup.Theparticlecountefficiencywillbeassessedbymeasuringtheparticleconcentrationupstreamanddownstreamofthefiltermediausingaparticlecounter.ExpectedOutcomes:Thisstudyisexpectedtoprovideabetterunderstandingofthefactorsaffectingtheparticlecountefficiencyofhighefficiencyfiberfiltermedia.Theresultscouldbeusedtooptimizethedesignoffiltermediawithbetterparticlecaptureability,leadingtomoreeffectiveairandwaterpur