12 th ENMat Meeting
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Transcript of 12 th ENMat Meeting
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1212thth ENMat Meeting ENMat MeetingParis-Est, Creteil University, FranceParis-Est, Creteil University, France
Dr. A - BOUDENNEDr. A - BOUDENNE
Créteil, June 06, 2011
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Presentation of PRESPresentation of PRES
Creation of PRES in 2007Creation of PRES in 2007
Members of PRESMembers of PRES► École des Ponts ParisTechÉcole des Ponts ParisTech► École nationale vétérinaire d'AlfortÉcole nationale vétérinaire d'Alfort► ESIEE ParisESIEE Paris► IFSTTARIFSTTAR► Université Paris-Est Créteil Val de MarneUniversité Paris-Est Créteil Val de Marne► Université Paris-Est Marne-la-ValléeUniversité Paris-Est Marne-la-Vallée
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Access Access
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Presentation of PRESPresentation of PRES
Purpose:Purpose:►National and international visibility of National and international visibility of
research activities of University Paris-Est;research activities of University Paris-Est;► 6 Departments (3000 Rc)6 Departments (3000 Rc)
City, transport and territories Life sciences and health Mathematics Science, Engineering and Environment
► 750 (Rc, In and PhD)
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Research in UPECResearch in UPECpolymer Composite Materialspolymer Composite Materials
Institut de Chimie et des Matériaux Paris-Est (ICMPE), Prof. Patrick HémeryNMR, TEM, SEM, X Ray, DSC DMA
Centre d’Etudes et de Recherche en Thermique, Environnement et Systèmes, Prof. Yves Candau
•Modelling: thermal modelling from nano to macro-scales •Measurements: DSC, Thermal conductivity, diffusivity and effusivity, NDT, IR, dielectric/electrical conductivity
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CERTESCERTES
Study of the heat transfer on composite materials
Identification the key factors Nature of fillers (conductive, insulator)Size and shape of fillersInterface filler-filler et filler-matrix
Other physical propertiesMechanical propertiesElectrical propertiesDielectric properties
Similarities behavior between the physical properties
Conditions of using the predicted models of the literature
Proposition of new predicted models
Effectives Predicted ModelsUsed only for low filler concentrations and when (λf / λm) ≤ 10
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Analytic ? Experimental
study
Numerical study
Polymer Composite Materials
CERTESCERTES
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Numerical and modelling study
• Heat and mass transfer modelling using COMSOL• Effect of contact resistance• Effect of the shape and dispersion of Particles • Effect (Melting/Crystallisation)
CERTESCERTES
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Thermophysical devices
DICO [ -20°C to 180°C]
Thermal conductivity, diffusivity, Specific heat
DSC [ -100°C to 500°C]
Melting/Crystallisation, Specific heat
CERTESCERTES
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Electrical and dielectric devices
-20°C to 180°C
Electrical conductivityDielectric permittivity
CERTESCERTES