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TECHNICAL PAPERS: Boiling and Condensation

Critical Heat Flux During Natural Circulation Boiling of Saturated Liquid in Annulus With Uniformly Heated Outer Tube

[+] Author and Article Information
M. Monde, Y. Mitsutake

Department of Mechanical Engineering, Saga University, 1 Honjo-machi, Saga-shi, Saga 840-8502, Japan

J. Heat Transfer 122(1), 74-79 (Sep 26, 1999) (6 pages) doi:10.1115/1.521449 History: Received May 13, 1999; Revised September 26, 1999
Copyright © 2000 by ASME
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References

Islam,  M. A., Monde,  M., Hasan,  M. Z., and Mitsutake,  Y., 1998, “Experimental Study of critical heat flux in Concentric-tube Open Thermosyphon,” Int. J. Heat Mass Transf., 43, pp. 3691–3704.
Monde,  M., and Yamaji,  K., 1990, “Critical Heat Flux During Natural Convective Boiling in a Vertical Uniformly Heated Tubes Submerged in Saturated Liquid,” J. Heat Transfer, 2, pp. 111–116.
Monde,  M., Mitsutake,  Y., and Kubo,  S., 1994, “Critical Heat Flux During Natural Convective Boiling on Uniformly Heated Inner Tubes in Vertical Annular Tubes Submerged in Saturated Liquid,” Wärme-Stoffübertragung, 29, pp. 271–276.
Park,  K. A., and Bergles,  A. E., 1988, “Effect of Size of Simulated Microelectronic Chip on Boiling and Critical Heat Flux,” ASME J. Heat Transfer, 110- 3, pp. 728–734.
Monde,  M., Kusuda,  H., and Uehara,  H., 1982, “Critical Heat Flux During Natural Convective Boiling in Vertical Rectangular Channels Submerged in Saturated Liquid,” J. Heat Mass Transf., 104, pp. 300–303.
Monde,  M., Inoue,  T., and Mitsutake,  Y., 1997, “Critical Heat Flux in Pool Boiling on Vertical Heater,” Heat Mass Transfer, 32, pp. 435–440.
Katto,  Y., 1981, “Generalized Correlations of Critical Heat Flux for the Forced Convection Boiling in Vertical Uniformly Heated Annuli,” Int. J. Heat Mass Transf., 24, pp. 541–544.
Shah,  M. M., 1980, “A General Correlation for Critical Heat Flux in Annuli,” Int. J. Heat Mass Transf., 23, pp. 225–234.
Collier, J. G., 1981, Convective Boiling and Condensation, 2nd Ed., McGraw-Hill, New York, p. 135.

Figures

Grahic Jump Location
Classification of critical heat flux characteristics in vertical natural circulation flow
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Experimental apparatus: (1) pressure vessel, (2) cooling coil, (3) inner tube, (4) heated outer tube, (5) auxiliary heater, (6) upper heater, (7) thermocouple, (8) lower electrode, (9) DC power supply, (10) multiplexer, (11) digital volt meter, (12) computer, (13) test assembly, (14) bakelite
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Boiling curve (z: distance from entrance of heated tube)
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(a) Relationship between heated length and critical heat flux for water; (b) relationship between heated length and critical heat flux for R113
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(a) Effect of inserted (inner) tube on critical heat flux for water; (b) effect of inserted (inner) tube on critical heat flux for R113
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(a) 1/Ku versus L/Dhe for water; (b) 1/Ku versus L/Dhe for R113
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(a) Effect of clearance on constant in Eqs. (1) and (3) for water; (b) effect of clearance on constant in Eqs. (1) and (3) for R113
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Correlation of critical heat flux data with Eqs. (1), (3), and (7)

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