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TECHNICAL PAPERS: Evaporation, Boiling, and Condensation

Bubble Behavior and Nucleate Boiling Heat Transfer in Saturated FC-72 Spray Cooling

[+] Author and Article Information
Daniel P. Rini, Ruey-Hung Chen, Louis C. Chow

Department of Mechanical, Materials and Aerospace Engineering, University of Central Florida, Orlando, FL 32816-2450

J. Heat Transfer 124(1), 63-72 (Jun 05, 2001) (10 pages) doi:10.1115/1.1418365 History: Received November 01, 2000; Revised June 05, 2001
Copyright © 2002 by ASME
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References

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Figures

Grahic Jump Location
Schematic of experimental setup
Grahic Jump Location
Photo of the heater and heater pattern, with relevant dimensions
Grahic Jump Location
Photo and legends of spray dimensions
Grahic Jump Location
(a) Still image of a bubble from high-speed video; (b) enhanced image of the still image by using a Sobel filter technique
Grahic Jump Location
Bubble size versus time for (a) 40 W/cm2 , (b) 50 W/cm2 , and (c) 60 W/cm2 . Note that the error bars denote one standard deviation and that the curves represent t1/2 scaling.
Grahic Jump Location
Heat transfer curves for three heat fluxes. Note that the values of CHF are 67 W/cm2 , 70 W/cm2 , and 80 W/cm2 for N=2.1×106/cm2s,4.4×106/cm2s, and 8.2×106/cm2s, respectively.

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