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TECHNICAL PAPERS: Evaporation, Boiling, and Condensation

The Effect of Dissolving Salts in Water Sprays Used for Quenching a Hot Surface: Part 2—Spray Cooling

[+] Author and Article Information
Qiang Cui, Sanjeev Chandra, Susan McCahan

Department of Mechanical and Industrial Engineering, University of Toronto, Toronto, Ontario M5S 3G8, Canada

J. Heat Transfer 125(2), 333-338 (Mar 21, 2003) (6 pages) doi:10.1115/1.1532011 History: Received February 27, 2002; Revised October 07, 2002; Online March 21, 2003
Copyright © 2003 by ASME
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References

Figures

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The effect of salt concentration on surface temperature variation during spray cooling with MgSO4 solution. Spray mass flux ml=3.0 kg/m2s and mean droplet velocity Um=20 m/s.
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The effect of dissolved salt concentration on critical heat flux during spray cooling with MgSO4 solution. Spray mass flux ml=3.0 kg/m2s and mean droplet velocity Um=20 m/s.
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The effect of varying salt concentration on heat flux during spray cooling with MgSO4 solution. Spray mass flux ml=3.0 kg/m2s and mean droplet velocity Um=20 m/s.
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The effect of dissolving 0.06 mol/l of MgSO4 in water used for spray cooling at three different droplet velocities: 17 m/s, 20 m/s, and 23 m/s. Spray mass flux ml=3.0 kg/m2s.
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The effect of dissolved salts on heat transfer during spray cooling with 0.06 mol/l concentration salt solutions. Spray mass flux ml=3.0 kg/m2s and mean droplet velocity Um=20 m/s.
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The effect of dissolved salts on heat transfer during spray cooling with 0.06 mol/l concentration salt solutions. Spray mass flux ml=0.5 kg/m2s and mean droplet velocity Um=20 m/s.
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Calculated surface heat flux and temperature obtained from interior temperature measurements during spray cooling using pure water with mass flux ml=0.5 kg/m2s and mean droplet velocity Um=20 m/s
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Transient temperature measurements during spray cooling using pure water with mass flux ml=0.5 kg/m2s and mean droplet velocity Um=20 m/s
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Schematic diagram of experimental apparatus for spray cooling

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