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TECHNICAL PAPERS: Evaporation, Boiling, and Condensation

Bubble Dynamic Parameters and Pool Boiling Heat Transfer on Plasma Coated Tubes in Saturated R-134a and R-600a

[+] Author and Article Information
Shou-Shing Hsieh

Dean of Engineering,

Chung-Guang Ke

Department of Mechanical and Electro-Mechanical Engineering, National Sun Yat-Sen University, Kaohsiung, Taiwan 80424

J. Heat Transfer 124(4), 704-716 (Jul 16, 2002) (13 pages) doi:10.1115/1.1481360 History: Received July 27, 2001; Revised March 12, 2002; Online July 16, 2002
Copyright © 2002 by ASME
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References

Thome, J. R., 1990, Enhanced Boiling Heat Transfer, Hemisphere Publishing Corporation, New York, pp. 28–63.
Hsieh,  S.-S., and Hsu,  P.-T., 1994, “Nucleate Boiling Characteristics of R-114, Distilled Water (H2O) and R-134a on Plain and Rib Roughened Tube Geometries,” Int. J. Heat Mass Transf., 37, pp. 1423–1432.
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, pp. 519–532.
Hsieh,  S.-S., and Weng,  C. J., 1997, “Nucleate Pool Boiling Heat Transfer Coefficients of Distilled Water (H2O) and R-134a/Oil Mixtures from Rib-Roughened Surfaces,” ASME J. Heat Transfer, 119, pp. 142–151.
Gorenflo, D., 1966, “Zum Warmeubergang bei der Blasen verdampfung on Rippenrohren,” Ph.D. dissertation. TH Karlsruhe, Germany.
Webb,  R. L., and Pais,  C., 1992, “Nucleate Pool Boiling Data for Five Refrigerants on Plain, Integral-Fin and Enhanced Tube Geometries,” Int. J. Heat Mass Transf., 35, pp. 1893–1904.
Barthau,  G., 1992, “Active Nucleate Site Density and Pool Boiling Heat Transfer-An Experimental Study,” Int. J. Heat Mass Transf., 35, pp. 271–278.
Ammerman,  C.-N., You,  S.-M., and Hong,  Y.-S., 1996, “Identification 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, pp. 117–123.
Mertz,  R., Groll,  M., Marvillet,  Ch., and Hesselgreaves,  J. E., 1994, “Enhanced Static Heat Transfer Surfaces for Compact Two-Phase Heat Exchangers,” Heat Recovery Syst. CHP, 14, pp. 493–506.
Hsieh,  S.-S., and Yang,  T.-Y., 2001, “Nucleate Pool Boiling from Coated and Spirally Wrapped Tubes in Saturated R-134a and R-600a at Low and Moderate Heat Flux,” ASME J. Heat Transfer, 123, pp. 257–270.
Hsieh,  S.-S., Chen,  P.-J., and Chin,  H.-J., 1999, “Turbulent Flow in a Rotating Two Pass Smooth Channel,” ASME J. Fluids Eng., 121, pp. 725–734.
Kline,  S. J., and McClintock,  F. A., 1953, “Describing Uncertainties in Single Sample Experiments,” Mech. Eng. (Am. Soc. Mech. Eng.), 75, pp. 3–8.
Clift, R., Grace, J. R., and Weber, M. E., 1978, Bubbles, Drops, and Particles, Academic Press, Inc., New York. pp. 171.
Middleman, S., 1998, An Introduction to Fluid Dynamics, John Wiley and Sons, Inc., New York, pp. 199.
Carey, V. P., 1992, Liquid-Vapor Phase Change Phenomena, Hemisphere Publishing Corp., Washington, pp. 223.
Benjamin,  R. H., and Balakrishnan,  A. R., 1997, “Nucleate Site Density in Pool Boiling of Saturated Pure Liquids: Effect of Surface Microroughness and Surface and Liquid Physical Properties,” Exp. Therm. Fluid Sci., 15, pp. 32–42.
Rudemiller, G. R., and Lindsay, J. D., 1990, “An Investigation of Boiling Heat Transfer in Fibrous Porous Media,” Heat Transfer 1990, Proceedings of the Ninth International Heat Transfer Conference, 5 , pp. 159–164.
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Figures

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Local averaged bubble velocity distribution versus vertical position
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Local averaged bubble velocity versus vertical position
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Bubble diameter versus bubble velocity
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UT versus d and the deviation of UT correlation with experimental results
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Bubble departure frequency as function of heat flux
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Nucleation site density with heat flux
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n as a function of the relevant parameters
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(a) Heat transfer coefficient versus heat flux and (b) latent/sensible heat flux ratios for enhanced surfaces
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Heat transfer with experimental data
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Illustration of boiling visualizations: (a) smooth tube 1 kW/m2 , R-134a; (b) smooth tube 0.6 kW/m2 , R-134a; (c) coated tube (Mo) 1 kW/m2 , R-134a; (d) coated tube (Mo) 0.6 kW/m2 , R-134a; (e) coated tube (Cu) 1 kW/m2 , R-134a; (f ) coated tube (Cu) 0.6 kW/m2 , R-134a; (g) smooth tube 1 kW/m2 , R-600a; (h) smooth tube 0.6 kW/m2 , R-600a; (i) coated tube (Mo) 1 kW/m2 , R-600a; (j) coated tube (Mo) 0.6 kW/m2 , R-600a; (k) coated tube (Cu) 1 kW/m2 , R-600a; and (l) coated tube (Cu) 0.6 kW/m2 , R-600a.
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Photography technique and LDV facility schematic for recording bubble dynamic data
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(a) Test section; (b) Thermocouple positions and test specimen
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SEM observations for test tubes

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