The Optimal Shape of the Interface Between Two Conductive Bodies With Minimal Thermal Resistance

[+] Author and Article Information
J. V. C. Vargas, A. Bejan

Department of Mechanical Engineering and Materials Science, Duke University, Box 90300, Durham, NC 27708-0300

J. Heat Transfer 124(6), 1218-1221 (Dec 03, 2002) (4 pages) doi:10.1115/1.1497355 History: Received November 26, 2001; Revised May 21, 2002; Online December 03, 2002
Copyright © 2002 by ASME
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Two-dimensional configuration consisting of two solids that make contact over a finite-thickness interface. The bottom figure shows the blocks of the grid used in the numerical work (Table 1).
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Family of tooth-shaped interfaces that have the same volume fraction ϕ
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The maximization of the global thermal conductance by selecting the tooth aspect ratio b1/b2
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The optimal tooth aspect ratio and the corresponding global thermal conductance
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The temperature field when the tooth shape is rectangular with H/L=4
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The effect of H/L and ϕ on the optimized ratio b1/b2
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The effect of H/L and ϕ on the maximized global conductance




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