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TECHNICAL NOTES

A Maximum Entropy Solution for a Two-Dimensional Inverse Heat Conduction Problem

[+] Author and Article Information
Sun Kyoung Kim, Woo Il Lee

Department of Mechanical Engineering, Seoul National University, Seoul 151-742, Korea

J. Heat Transfer 125(6), 1197-1205 (Nov 19, 2003) (9 pages) doi:10.1115/1.1597613 History: Received August 07, 2001; Revised April 08, 2003; Online November 19, 2003
Copyright © 2003 by ASME
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Figures

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Overview of the considered inverse problem
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Overview of the inverse problem in the test cases
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Noisy measurement data (σ=0.1°C) for single impulse heat flux: (a) over time and space domain; (b) time-varying measurement data at x=0.35 and x=0.65
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Heat fluxes estimated with (a) CGM and (b) MEM using exact measurement data for single impulse heat flux
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Heat fluxes estimated with (a) CGM and (b) MEM using noisy measurement data (σ=0.1°C) for single impulse heat flux
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Heat fluxes estimated with (a) CGM and (b) MEM using noisy measurement data (σ=0.1°C) for multiple impulse heat fluxes
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Heat fluxes estimated with (a) CGM and (b) MEM using noisy measurement data (σ=0.1°C) for single impulse heat flux. Underdetermined case with fewer sensors (P=11 and M=20).
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(a) Heat fluxes estimated with (b) CGM and (c) MEM using noisy measurement data (σ=0.1°C) for rectangular heat flux
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Heat fluxes estimated with (a) CGM and (b) MEM using noisy measurement data (σ=0.1°C) for sinusoidal heat flux

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