TECHNICAL PAPERS: Boiling and Condensation

Electrohydrodynamically Enhanced Convective Boiling: Relationship Between Electrohydrodynamic Pressure and Momentum Flux Rate

[+] Author and Article Information
J. E. Bryan

Outokumpu Copper, 4720 Bowling Green Road, Franklin, KY 42134

J. Seyed-Yagoobi

Department of Mechanical Engineering, Texas A&M University, College Station, TX 77843-3123e-mail: jyagoobi@mengr.tamu.edu

J. Heat Transfer 122(2), 266-277 (Nov 04, 1999) (12 pages) doi:10.1115/1.521464 History: Received December 01, 1997; Revised November 04, 1999
Copyright © 2000 by ASME
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Grahic Jump Location
Heat transfer coefficient and pressure drop versus change in quality at Gavg=99.9 kg/m2 s and Tsat=4.9°C
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Heat transfer coefficient and pressure drop versus change in quality at Gavg=300.7 kg/m2 s and Tsat=5.0°C
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Schematic of homogeneous and annular approaches for determining EHD force
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Flow map of Taitel and Dukler 19 showing experimental data for variable G and Tsat at 0 kV
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Nondimensional heat transfer coefficient, pressure drop, and ratio of mean EHD pressure to flow momentum flux rate versus change in quality, all at G=99.9 kg/m2 s and Tsat=4.9°C
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Drawing of test section
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Comparison of two-phase pressure drop correlation with experimental data at two different mass fluxes (electrode in-place, no EHD)
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Nondimensional heat transfer coefficient, pressure drop, and ratio of mean EHD pressure to flow momentum flux rate versus change in quality, all at 15 kV for variable G and Tsat
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Simple representations of electric body force density components
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Schematic of experimental apparatus



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