Convective gas cooling heat transfer and pressure drop characteristics of supercritical CO2/oil mixture in a minichannel tube

International Journal of Heat and Mass Transfer

Volumn 50, Issue 23-24, 2007, Pages 4796-4804

  Yun, Rin ^a   Hwang, Yunho ^b   Radermacher, Reinhard ^b  

^a Hanbat National University   (South Korea)

^b UNIVERSITY OF MARYLAND   (United States)

Author keywords

CO2; Gas cooling; Heat transfer coefficient; Oil; Oil concentration; Pressure drop

Indexed keywords

CARBON DIOXIDE; CONCENTRATION (PROCESS); PRESSURE DROP; SUPERCRITICAL FLUIDS;

GAS COOLING; OIL CONCENTRATION; OIL MIXTURE;

HEAT CONVECTION;

CARBON DIOXIDE; CONCENTRATION (PROCESS); HEAT CONVECTION; PRESSURE DROP; SUPERCRITICAL FLUIDS;

EID: 34748892623     PISSN: 00179310     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ijheatmasstransfer.2007.03.018     Document Type: Article

References (21)

1. Pitla S.S., Robinson D.M., Groll E.A., and Ramadhyani S. Heat transfer from supercritical carbon dioxide in tube flow: a critical review. HVAC&R Res. 4 3 (1998) 281-301
2. D.A. Olson, D. Allen, Heat transfer in turbulent supercritical carbon dioxide flowing in a heated horizontal tube, NISTIR 6234, National Institute of Standards and Technology, September 1998.
3. Yoon S., Kim J., Hwang Y., Kim M., Min K., and Kim Y. Heat transfer and pressure drop characteristics during the in-tube cooling process of carbon dioxide in the supercritical region. Int. J. Refrig. 26 8 (2003) 857-864
4. Son C., and Park S. An experimental study on heat transfer and pressure drop characteristics of carbon dioxide during gas cooling process in a horizontal tube. Int. J. Refrig. 29 (2006) 539-546
5. Dang C., and Hihara E. In-tube cooling heat transfer of supercritical carbon dioxide. Part 1. Experimental measurement. Int. J. Refrig. 27 (2004) 748-760
6. Liao S.M., and Zhao T.S. Measurements of heat transfer coefficients from supercritical carbon dioxide flowing in horizontal mini/micro channels. J. Heat Transfer 124 (2002) 413-420
7. Liao S.M., and Zhao T.S. A numerical investigation of laminar convective of supercritical carbon dioxide in vertical mini/micro tubes. Prog. Comput. Fluid Dyn. 2 (2002) 144-152
8. Dang C., and Hihara E. In-tube cooling heat transfer of supercritical carbon dioxide. Part 2. Comparison of numerical calculation with different turbulence models. Int. J. Refrig. 27 (2004) 748-760
9. 2 in microchannel tubes, Technical Report, SINTEF Energy Research, Trondheim, February 2000.
10. 2 in microchannels, in: Proceedings of the Second International Conference on Microchannels and Minichannels, Rochester, NY, 2004, pp. 325-332.
11. C. Dang, K. Iino, E. Hihara, Flow visualization of supercritical carbon dioxide entrained with small amount of lubricating oil, in: Proceedings of the Third Asian Conference on Refrigeration and Air-conditioning, Gyeongju, May 2006, pp. 235-238.
12. C. Dang, K. Iino, K. Fukuoka, E. Hihara, Effect of lubricating oil on cooling heat transfer of supercritical carbon dioxide, in: Proceedings of the Seventh IIR Gustav Lorentzen Conference on Natural Working Fluids, Trondheim, 2006, pp. 499-502.
13. 2 heat pump system, in: Proceedings of the Asian Conference on Refrigeration and Air Conditioning, Kobe, 2002, pp. 75-80.
14. 2-oil mixture at supercritical pressure conditions, in: Proceedings of the Asian Conference on Refrigeration and Air Conditioning, Kobe, 2002, pp. 81-86.
15. 2 during in-tube cooling, in: Proceedings of the Fourth IIR-Gustav Lorentzen Conference, Purdue, IN, 2000, pp. 269-278.
16. 2, in: Proceedings of 2003 ASME Summer Heat Transfer Conference, Las Vegas, NV, 2003, HT2003-47473.
17. Tichy J.A., Macken N.A., and Duval W.M.B. An experimental investigation of heat transfer in forced convection condensation of oil-refrigerant mixtures. ASHRAE Trans. 91 (1985) 297-309
18. Schlager L.M., Pate M.B., and Bergles A.E. Performance predictions of refrigerant-oil mixtures in smooth and internally finned tubes. ASHRAE Trans. 96 (1990) 170-182
19. Bassi R., and Bansal P.K. In-tube condensation of mixture of R134a and ester oil: empirical correlations. Int. J. Refrig. 26 (2003) 402-409
20. Cicchitti A., Lombardi C., Zsilvestri M., Soldaini G., and Zavattarelli R. Two-phase cooling experiments-pressure drop, heat transfer and burnout measurements. Energ. Nucl. 7 (1960) 407-425
21. ASHRAE, Lubricants in Refrigerant System, ASHRAE-Handbook-Refrigeration, 2006, p. 7.8.