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Keyword: thermal contact resistance

Total Papers Found: 16
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Measurement of through-plane effective thermal conductivity and contact resistance in PEM fuel cell diffusion media

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A study of the through-plane thermal conductivity of various gas diffusion layer materials (GDL) and the thermal contact resistance between the GDL and an electrolytic iron surface as a function ...

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Direct measurement of through-plane thermal conductivity and contact resistance in fuel cell materials

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The through-plane thermal conductivity of many components of a fuel cell, dry Nafion®, various diffusion medias and catalyst layers are studied. The thermal contact resistance between the diffusion media and ...

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Improving speed and precision of using guarded heat flow technique to measure thin specimens

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This paper introduces a compensation algorithm and a different-layers calibration method that will improve the temperature measurement speed and thermal resistance elimination of a guarded heat flow meter instrument. Without ...

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Thermal conductivity of catalyst layer of polymer electrolyte membrane fuel cells: Part 1 – Experimental study

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In this paper, a new method is proposed for measuring the through plane thermal conductivity of two catalyst layers of different thicknesses by the guarded heat flow meter (GHF) method, ...

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Measurement Techniques for Thermal Conductivity and Interfacial Thermal Conductance of Bulk and Thin Film Materials

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In this study, some of the most commonly used measurement techniques for thermal conductivity and interfacial contact resistance of bulk and thin film materials are analyzed. For thermal analysis of ...

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An improved transient plane source method for measuring thermal conductivity of thin films: Deconvoluting thermal contact resistance

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This study experiments with the new and improved transient plane source (TPS) method for measuring the thermal conductivity of thin-films. The existing TPS method for measuring thin-films experiences the effect ...

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Thermal contact resistance of epoxy composites incorporated with nano-copper particles and the multi-walled carbon nanotubes

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Raw multi-walled carbon nanotubes (r-MWCNTs) and Cu nanoparticles are dispersed in an epoxy matrix in varying quantities to create composite polymers with enhanced thermal conductivities. A study was then conducted ...

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Advanced Transient Plane Source Method for the Measurement of Thermal Properties of High Pressure Metal Hydrides

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This article described an experimental set up using the Hot Disk TPS and a high pressure vessel to enable researchers to accurately measures the thermal conductivity of metal hydrides as ...

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Predictions of effective thermal conductivities for three-dimensional four-directional braided composites using the lattice Boltzmann method

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The authors present a multiple-relaxation-time lattice Boltzmann model with an off-diagonal collision matrix for use in predicting the thermal conductivity of anisotropic heterogeneous materials with anisotropic components. Model accuracy was ...

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Characterization of anisotropic and irregularly-shaped materials by high-sensitive thermal conductivity measurements

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The transient plane source (TPS) technique has a wide range of applications because of its capability to test solids, liquids, powders, and anisotropic materials over a range of sizes. Thermal ...

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