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1、PolymerDegradationandStability95(2010)965e974ContentslistsavailableatScienceDirectPolymerDegradationandStabilityjournalhomepage:www.elsevier.com/locate/polydegstabThermo-oxidationbehaviourofcompositematerialsathightemperatures:Areviewofresearchactivitiescarriedoutwithinthe
2、COMEDIprogramaaa,*ab,1b,1cM.C.Lafarie-Frenot,J.C.Grandidier,M.Gigliotti,L.Olivier,X.Colin,J.Verdu,J.CinquinaInstitutPprime,CNRSeENSMAeUniversitédePoitiers,DépartementPhysiqueetMécaniquedesMatériaux,ENSMAeTéléport2e1,AvenueClémentAder,BP40109,F86961FuturoscopeChasseneuilCed
3、ex,FrancebArtsetMetiersParisTecheLaboratoirePIMM,151Boulevarddel’Hôpital,75013Paris,FrancecEADSIW,12RuePasteur,92152Suresnes,FrancearticleinfoabstractArticlehistory:ThepresentpaperpresentsareviewofthemainactivitiescarriedoutwithinthecontextoftheCOMEDIReceived4February2010r
4、esearchprogram,ajointcollaborationinvolvingthreeresearchteamsfocusingonthethermo-oxidationAccepted15March2010behaviourofcompositematerialsathightemperatures.Availableonline21March2010ThescientificaimoftheCOMEDIresearchprogramwastobetteridentifythelinkbetweenthephysicalmecha
5、nismsinvolvedinthermo-oxidationphenomena:oxygenreactionediffusion,chemicalshrinkageKeywords:strain/stress,degradationatdifferentscalesandtoprovidetoolsforpredictingthethermo-oxidationPolymer-matrixcomposites(PMCs)behaviourofcompositematerialsunderthermo-oxidativeenvironmen
6、tsincludingdamageonset.DurabilityThisaimwasaccomplishedbyinvestigatingexperimentallythethermo-oxidationbehaviourofpureThermo-oxidationMulti-scalemodellingresinsamplesebothindustrialand“model”materialseandbyinterpretingtheresultsbyacoupledOpticalmicroscopyreactionediffusion
7、emechanicsmultiphysicsmodel.AdedicatednumericalmodeltoolhasbeendevelopedandimplementedintotheABAQUSÒfiniteelementcommercialsoftware.Thistoolwasemployedtosimulatethethermo-oxidativebehaviourofafibre-matrixmicroscopicrepresentativecompositecell.Finally,themodelpredictionsforth
8、ecompositehavebeenvalidatedbycomparingtheexperimentalandthesimulatedlocalmatrixshrinkaged
