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TECHNICAL PAPERS: Phase Change and Multiphase Heat Transfer

Modeling of Conjugate Two-Phase Heat Transfer During Depressurization of Pipelines

[+] Author and Article Information
Y. V. Fairuzov

Institute of Engineering, P.O. Box 70-472, National Autonomous University of Mexico, Mexico City 04510, Mexico e-mail: fairuzov@servidor.unam.mx

J. Heat Transfer 122(1), 99-106 (Oct 07, 1999) (8 pages) doi:10.1115/1.521428 History: Received April 26, 1999; Revised October 07, 1999
Copyright © 2000 by ASME
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References

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Figures

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Conjugate two-phase heat-transfer problem
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Staggered difference scheme used for hydrodynamic model
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Temperature histories at closed and open ends of pipeline
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Predicted transient mass velocity profiles
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Predicted transient void fraction profiles
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Transient temperature distributions in the pipe wall at open and closed ends
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Transient temperature profiles along pipeline based on the new energy equation formulation, fL/D=200
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Discrepancy in the predictions of temperature between the simplified and rigorous heat-transfer models, fL/D=200
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Comparison of temperature distributions along pipeline predicted by simplified and rigorous heat-transfer models, fL/D=2

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