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TECHNICAL NOTES

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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References

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Anand,  N. K., Kim,  S. H., and Fletcher,  L. S., 1992, “The Effect of Plate Spacing on Free Convection Between Heated Parallel Plates,” ASME J. Heat Transfer, 114, pp. 515–518.
Kakac, S., Yüncü, H., and Hijikata, K., eds., 1994, Cooling of Electronic Systems, Kluwer, Dordrecht, The Netherlands.
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Figures

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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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