Experimental observation of flow instability in a semi-closed two-phase natural circulation loop

Nuclear Engineering and Design

Volumn 196, Issue 3, 2000, Pages 359-367

  Kim, Jong Moon ^a   Lee, Sang Yong ^a  

^a Korea Advanced Institute of Science and Technology (KAIST)   (South Korea)

Author keywords

[No Author keywords available]

Indexed keywords

FRICTION; HEAT FLUX; NUCLEAR POWER PLANTS; NUMERICAL METHODS; STABILITY; TANKS (CONTAINERS); TWO PHASE FLOW;

EXPANSION TANK LINE RESISTANCE; FLOW INSTABILITY; FRICTIONAL RESISTANCE; SEMI CLOSED TWO PHASE NATURAL CIRCULATION LOOP;

NUCLEAR REACTORS;

EID: 0034174009     PISSN: 00295493     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0029-5493(99)00296-4     Document Type: Article

References (20)

1. Aritomi M., Chiang J.H., Nakahashi T. Fundamental study on thermo-hydraulics during start-up in natural circulation boiling water reactors (I) - thermo-hydraulic instabilities. J. Nucl. Sci. Technol. 29:1992;631-641.
2. Aritomi M., Miyata T., Horiguchi M., Sudi A. Thermo-hydraulics of boiling two-phase flow in high conversion light water reactors - thermo-hydraulics at low velocities. Int. J. Multiphase Flow. 19:1993;51-63.
3. Chen K.S., Chang Y.R. Steady-state analysis of two-phase natural circulation loop. Int. J. Heat Mass Transfer. 31:1988;931-940.
4. Chexal V.K., Bergles A.E. Two-phase instabilities in a low pressure natural circulation loop. AIChE Symp. Ser. 69:1973;37-45.
5. Chiang J.H., Aritomi M., Mori M. Fundamental study on thermo-hydraulics during start-up in natural circulation boiling water reactors (II) - natural circulation oscillation induced by hydrostatic head fluctuation. J. Nucl. Sci. Technol. 30:1993;203-211.
6. Chiang J.H., Aritomi M., Mori M., Higuchi M. Fundamental study on thermo-hydraulics during start-up in natural circulation boiling water reactors (III) - effect of system pressure on geysering and natural circulation oscillation. J. Nucl. Sci. Technol. 31:1994;883-893.
7. Fukuda K., Kobori T. Classification of two-phase flow instability by density wave oscillation model. J. Nucl. Sci. Technol. 16:1979;95-108.
8. Imura, H., Saito, Y., Katsumata, Y. 1989. Flow and heat transfer characteristics in a two-phase loop thermosyphon. Advances in Phase Change Heat Transfer, Proceedings of International Symposium on Phase Change Heat Transfer, Chongqing, Sichuan, China, Pergamon, New York, pp. 579-584.
9. Imura, H., Takeshita, K., Nakamura, K. 1994. Experimental study on the flow instability in two-phase loop thermosyphons. Proceedings of Fourth International Heat Pipe Symposium. University of Tsukuba, pp. 85-94.
10. Jiang S.Y., Yao M.S., Bo J.H., Wu S.R. Experimental simulation study on start-up of the 5MW nuclear heating reactor. Nucl. Eng. Des. 158:1995;111-123.
11. Kakac S., Liu H.T. Two-phase flow dynamic instabilities in boiling systems. Chen X.J., Veziroglu T.N., Tien C.L. Multiphase Flow and Heat Transfer. 1991;403-444 Hemisphere, Washington, DC.
12. Knaani A., Zvirin Y. Bifurcation phenomena in two-phase natural circulation. Int. J. Multiphase Flow. 19:1993;1129-1151.
13. Kyung I.S., Lee S.Y. Experimental observations on flow characteristics in an open two-phase natural circulation loop. Nucl. Eng. Des. 150:1994;163-176.
14. Lee, S.Y., Ishii, M. 1988. Simulation experiments on two-phase natural circulation in a freon-113 flow visualization loop, NUREG/CR-5082, ANL-88-1.
15. Lee S.Y., Ishii M. Characteristics of two-phase natural circulation in Freon-113 boiling loop. Nucl. Eng. Des. 121:1990a;69-81.
16. Lee S.Y., Ishii M. Thermally induced flow oscillation in vertical two-phase natural circulation loop. Nucl. Eng. Des. 122:1990b;119-132.
17. Lee S.Y., Kim Y.L. An analytical investigation of role of expansion tank in semi-closed two-phase natural circulation loop. Nucl. Eng. Des. 190:1999;353-360.
18. Lee S.Y., Lee D.W. Linear analysis of flow instabilities in an open two-phase natural circulation loop. Nucl. Eng. Des. 128:1991;317-330.
19. Ramos E., Sen M., Trevino C. A steady-state analysis for variable area one- and two-phase thermosyphon loops. Int. J. Heat Mass Transfer. 28:1985;1711-1719.
20. Tanimoto K., Ishii M., Lee S.Y. Examination of transient characteristics of two-phase natural circulation within a Freon-113 boiling/condensation loop. Nucl. Eng. Des. 183:1998;77-95.