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TECHNICAL PAPERS: Boiling and Condensation

Nucleate Pool Boiling From Coated and Spirally Wrapped Tubes in Saturated R-134a and R-600a at Low and Moderate Heat Flux

[+] Author and Article Information
Shou-Shing Hsieh

Tsung-Ying Yang

Department of Mechanical Engineering, National Sun-Yat Sen University, Kaohsiung, Taiwan, Republic of China

J. Heat Transfer 123(2), 257-270 (Dec 04, 2000) (14 pages) doi:10.1115/1.1351818 History: Received August 03, 2000; Revised December 04, 2000
Copyright © 2001 by ASME
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References

Thome, J. R., 1990, Enhanced Boiling Heat Transfer, Hemisphere, New York, pp. 28–63.
Hsieh,  S.-S. and Weng,  C.-J., 1997, “Nucleate Pool Boiling from Coated Surfaces in Saturated R-134a and R-407c,” Int. J. Heat Mass Transf. 40, 519–532.
Hsieh,  S.-S., Weng,  C.-J., and Chiou,  J.-J., 1999 “Nucelate Pool Boiling on Ribbed Surfaces with Micro-Roughness at Low and Moderate Heat Flux,” ASME J. Heat Transfer 121, 376–385.
Kline,  S. J. and McClintock,  F. A., 1953, “Describing Uncertainties in Single Sample Experiments,” Mech. Eng. (Am. Soc. Mech. Eng.) 75, 3–8.
Junkhan,  C. H. and Bergles,  A. E., 1976, “Heat Transfer Laborating Data Acquisition System,” Heat Transfer Laboratory Report HTL-12, ISU-ERI-Ames-77178, Iowa State University, Ames, IA.
Carey, V. P. 1992, Liquid-Vapor Phase Change Phenomena, Hemisphere, Washington D.C., p. 233.
Marto,  P. J., Monlson,  J. A., and Maynard,  M. D., 1966, “Nucleate Pool Boiling of Nitrogen with Different Surface Conditions,” ASME J. Heat Transfer 90, 437–444.
Stephan,  K. and Abdelsalam,  M., 1980, “Heat Transfer Correlation for Natural Convection Boiling,” Int. J. Heat Mass Transf. 23, 73–87.
Rudemiller, G. R., and Lindsay, J. D., 1990, “An Investigation of Boiling Heat Transfer in Fibrous Porous Media,” Proceedings of the Ninth International Heat Transfer Conference,5 , pp. 159–164.
Ammerman,  C. N., You,  S. M., and Hong,  Y. S., 1996, “Identifciation of Pool Boiling Heat Transfer Mechanisms from a Wire Immersed in Saturated FC-72 Using a Single-Photo/LDA Method,” ASME J. Heat Transfer 118, 117–123.
Zuber,  N., 1963, “Nucleate Boiling: The Region of Isolated Bubble and the Similarity With Natural Convection,” Int. J. Heat Mass Transf. 6, 53–78.
Bergles,  A. E. and Chyu,  M. C., 1982, “Characeristic of Nucleate Pool Boiling From Porous Metallic Coatings,” ASME J. Heat Transfer 104, 279–285.

Figures

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Pool boiling apparatus setup: (a) test section; (b) thermocouple positions and test specimen
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SEM photographs (×1000 and ×5000) of enhanced tube microstructure
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Boiling curves of enhanced tubes for R-600a and R-134a
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Heat transfer comparison for R-600a and R-134a
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The present correlation with experimental data
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The deviation with experimental data  
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Illustraiton of boiling visualizations
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Ratio of number of bubbles (N/N) and n in measurement area versus q
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Bubble departure diameter and frequency as function of heat flux
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fdb versus σg(ρ1−ρv)/ρ12
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Comparison of the model with the experimental data for R-600a
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Comparison of the model with the experimental data for R-134a  

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