TECHNICAL PAPERS: Natural and Mixed Convection

Heat and Mass Transfer Characteristics of a Temperature and Concentration Combined Convection Due to a Vertical Ice Plate Melting

[+] Author and Article Information
M. Sugawara, M. Tago

Department of Mechanical Engineering, Faculty of Engineering and Resource Science, Akita University, Akita 010-8502, Japan

Thomas F. Irvine

Department of Mechanical Engineering, State University of New York at Stony Brook, Stony Brook, NY 11794, USA

J. Heat Transfer 125(1), 39-47 (Jan 29, 2003) (9 pages) doi:10.1115/1.1513577 History: Received May 24, 2001; Revised June 26, 2002; Online January 29, 2003
Copyright © 2003 by ASME
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Schematic of the physical model and coordinate system
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View of the experimental apparatus for the melting of an ice plate
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(1), (2), and (3): (a) visual flow observation in the liquid and predicted results of (b) velocity vectors; (c) isotherms, and (d) concentration isopleths at t=5 min for (1) W=50 mm, (2) W=25 mm, and (3) W=15 mm (H=100 mm, δ=10 mm, Ci=20 wt%, Tsi=TLi=−5°C)
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Predicted profiles of the vertical velocity component v(x=0: melting front)
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Predicted profiles of temperature (T) and water concentration (1−C) near the melting front (x=0: melting front)
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Comparison of predictions and experiments for the temperature T1(y1=50 mm), T2(y2=90 mm), and T3(y3=10 mm) and the mean melting mass M
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Effect of the liquid width W on the mean melting mass M(H=100 mm, δ=10 mm, Ci=20 wt%, Tsi=TLi=−5°C)
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Effect of the mass diffusion coefficient on the mean melting mass
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Transient mean melting Nusselt numbers of NuiceW and NuLW and thermal Grashof number GrTW(t<20 min)




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