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TECHNICAL PAPERS: Combustion

Numerical Study on the Influence of Radiative Properties in Porous Media Combustion

[+] Author and Article Information
Isabel Malico, José Carlos F. Pereira

Instituto Superior Técnico, Mechanical Engineering Department, Av. Rovisco Pais, 1049-001 Lisboa, Portugal

J. Heat Transfer 123(5), 951-957 (Mar 08, 2001) (7 pages) doi:10.1115/1.1389059 History: Received October 07, 1999; Revised March 08, 2001
Copyright © 2001 by ASME
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References

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Figures

Grahic Jump Location
Sketch of the porous burner with integrated heat exchanger prototype modeled in this study
Grahic Jump Location
Phase functions analyzed in this study
Grahic Jump Location
Experimental and predicted centerline gas temperature profiles for a 2 kW power and a 1.5 excess air coefficient. Base—Predictions obtained with the base values of the radiative coefficients listed in Table 1; Perturbed—Predictions obtained with the extinction coefficient and the scattering albedo increased by 50 percent and 30 percent, respectively
Grahic Jump Location
Predicted gas temperature profiles at r=33 mm for a 2 kW power and a 1.5 excess air coefficient. Base—Predictions obtained with the base values of the radiative coefficients listed in Table 1; Perturbed—Predictions obtained with the extinction coefficient and the scattering albedo increased by 50 percent and 30 percent, respectively
Grahic Jump Location
Experimental and predicted centerline gas temperature profiles for a 2 kW power and a 1.5 excess air coefficient. Base—Predictions obtained assuming isotropic scattering; Perturbed—Predictions obtained using the modified Henyey-Greenstein phase function.
Grahic Jump Location
Experimental and predicted centerline gas temperature profiles for a 2 kW power and a 1.5 excess air coefficient. The predictions were obtained both considering and neglecting radiation

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