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TECHNICAL PAPERS: Conduction

Study on Optimization of Transverse Thermal Conductivities of Unidirectional Composites

[+] Author and Article Information
Mingqing Zou, Boming Yu, Duanming Zhang, Yongting Ma

Department of Physics and State Key Laboratory of Plastic Forming and Die & Mold Tech., Huazhong University of Science and Technology, Wuhan, 430074, P. R. China

J. Heat Transfer 125(6), 980-987 (Nov 19, 2003) (8 pages) doi:10.1115/1.1621892 History: Received October 16, 2002; Revised June 24, 2003; Online November 19, 2003
Copyright © 2003 by ASME
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Figures

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(a) A cross-sectional view of a fiber reinforced unidirectional composite; and (b) a unit cell for the ellipsoidal filament and square array model for transverse heat conduction.
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(a) A simplified unit cell for the ellipsoidal filament-square packing array model; and (b) Schematic for calculation of the thermal resistances.
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(a) A simplified unit cell for the rectangular filament and square packing array for transverse heat conduction; and (b) the thermal resistance network of (a).
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A comparison on the thermal conductivities between the present Eq. (11) (as ρ=1) and existing analytical solution Eq. (19) at dp=dT, here PI=π
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Thermal conductivities when ρ≤1 for the E-S model, here PI=π
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Thermal conductivities when ρ≥1 for the E-S model, here PI=π
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Thermal conductivities when ρ≤1 for the R-S model
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Thermal conductivities when ρ≥1 for the R-S model
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A comparison on the results between the C-S model and the S-S model (i.e., at ρ=1)

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