Heat and Moisture Transfer with Sorption and Phase Change.pdf

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1、TextileResearchJournalhttp://trj.sagepub.com/HeatandMoistureTransferwithSorptionandPhaseChangeThroughClothingAssemblies:PartI:ExperimentalInvestigationJintuFanandXiao-YinChengTextileResearchJournal200575:99DOI:10.1177/004051750507500202Theonlineversionofthisarticlecanbefound

2、at:http://trj.sagepub.com/content/75/2/99Publishedby:http://www.sagepublications.comAdditionalservicesandinformationforTextileResearchJournalcanbefoundat:EmailAlerts:http://trj.sagepub.com/cgi/alertsSubscriptions:http://trj.sagepub.com/subscriptionsReprints:http://www.sagepu

3、b.com/journalsReprints.navPermissions:http://www.sagepub.com/journalsPermissions.navCitations:http://trj.sagepub.com/content/75/2/99.refs.htmlDownloadedfromtrj.sagepub.comatDonghuaUniversityonNovember14,2010FEBRUARY200599HeatandMoistureTransferwithSorptionandPhaseChangeThrou

4、ghClothingAssembliesPartI:ExperimentalInvestigation1JINTUFANANDXIAO-YINCHENGInstituteofTextilesandClothing,HongKongPolytechnicUniversity,HungHom,Kowloon,HongKongABSTRACTPartIofthistwo-partseriesreportsonanexperimentalinvestigationofheatandmoisturetransferthroughclothingassem

5、bliesconsistingofporousfibrousbattingssand-wichedbyinnerandouterlayersofathincoveringfabric.Theexperimentsareconductedonanovelsweating,guardedhotplateat
20°C.Thetemperatureandwatercontentdistributionwithintheporousfibrousbattingsareobtainedforfourcombinationsoftwokindsoffibrous

6、battings(polyesterandviscose)andtwokindsofcoveringfabrics(onehighlypermeablenylonandtheotheralesspermeablelaminate.Mostofthechangesintemperaturedistributiontakeplacewithin30minutesofthetests,andmoistureabsorptionbythehygroscopicviscosefibersaffectsthetemperaturedistribution.T

7、hewatercontentaccumulateswithtime,andwatercontentishigherattheouterregionsthanattheinnerregionsofthebattings.Theaccumulationanddistributionofwatercontentisacombinedresultofmoistureabsorption,condensation,andliquidwatermovement.Theexperimentalfindingsformabasisforthedevelopmen

8、tofatheoreticalmodeltobereportedinPartIIoftheseries.Inacoldenvironment,pers