Dry Patch Stability of Shear Driven Liquid Films

[+] Author and Article Information
David G. Penn, Martin Lopez de Bertodano, Paul S. Lykoudis

School of Nuclear Engineering, Purdue University, West Lafayette, IN 47907

Stephen G. Beus

Bettis Atomic Power Laboratory, West Mifflin, PA 15122-0079e-mail: beussg@bettis.gov

J. Fluids Eng 123(4), 857-862 (Jun 26, 2001) (6 pages) doi:10.1115/1.1412459 History: Received November 10, 2000; Revised June 26, 2001
Copyright © 2001 by ASME
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Shear shear stresses acting on the control volume (τfg: stress at the liquid gas interface and τfs: stress at the wall)
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Body fitted coordinate grid for dry patch CFD calculations
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Velocity vectors showing the film flow pattern around the dry patch
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Schematic of film flow around dry patch
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Shear stress distribution along the dividing streamline
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Relationship of lambda to the film Reynolds number
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Convergence test of velocity profile across the film
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Schematic of experiment




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