TECHNICAL PAPERS: Radiative Heat Transfer

Effects of Radiative Transfer Modeling on Transient Temperature Distribution in Semitransparent Glass Rod

[+] Author and Article Information
Zhiyong Wei, Kok-Meng Lee, Serge W. Tchikanda

The George W. Woodruff School of Mechanical Engineering, Georgia Institute of Technology, Atlanta, GA 30332-0405

Zhi Zhou, Siu-Ping Hong

OFS, Norcross, GA 30071

J. Heat Transfer 125(4), 635-643 (Jul 17, 2003) (9 pages) doi:10.1115/1.1565081 History: Received June 03, 2002; Revised January 02, 2003; Online July 17, 2003
Copyright © 2003 by ASME
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Schematics illustrating the transient process
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Coordinates for two-dimensional axisymmetric cylinder
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Schematics illustrating the boundary conditions: (a) interface of the glass rod; and (b) gap between the two cylinders.
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Band model for absorption coefficient: (a) Myers’ band model; and (b) band model used in this study.
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Comparison of the DOM and the integral solutions (different cylinder diameters, Tf=2000 K): (a) Tg=500 K; (b) Tg=1000 K; and (c) Tg=1500 K.
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Temperature distributions: (a) DOM, new band model; (b) Rosseland; and (c) DOM, Myers’ band model.
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Radiative flux distributions at z/L=0.15: (a) DOM, new band model; (b) Rosseland; and (c) DOM, Myers’ band model.
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Transient radial temperature gradient at the tip of the gap (a/R=0.22; and d/L=0.15).




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