Heat transfer augmentation by segmented tape inserts during condensation of R-22 inside a horizontal tube

ASHRAE Transactions

Volumn 110 PART 1, Issue , 2004, Pages 143-150

  Agrawal, Kailash Nath ^a   Kumar, Ravi ^a   Lal, Sachida Nand ^b   Varma, Hari Krishna ^c  

^a INDIAN INSTITUTE OF TECHNOLOGY ROORKEE   (India)

^b Bhagalpur College of Engineering   (India)

^c Ideal Institute of Technology   (India)

Author keywords

[No Author keywords available]

Indexed keywords

CONDENSATION; COOLING; DATA REDUCTION; EVAPORATORS; FORCED CONVECTION; HEAT FLUX; HEAT TRANSFER COEFFICIENTS; REFRIGERANTS; THERMOCOUPLES; TURBULENCE;

SEGMENTED TAPE INSERTS; TEMPERATURE DIFFERENCES; TEST CONDENSERS; WATER-COOLED CONDENSERS;

TUBES (COMPONENTS);

EID: 2442429650     PISSN: 00012505     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (19)

1. Agrawal, K.N., A. Kumar, M.A.A. Behabadi, and H.K. Varma. 1998. Heat Transfer Augmentation By Coiled Wire Inserts During Forced Convection Condensation of R-22 Inside Horizontal Tubes. Int. J. Multiphase Flow Vol. 24, pp.635-650.
2. Agrawal, K.N., H.K. Varma, M.A.A. Behabadi, and A. Kumar. 2002. A Suggested Improvement in Heat Transfer Correlation For Forced Convection Condensation of Refrigerant 22 Inside Horizontal Tubes. J.IE(India), WED Vol. 83, pp. 5-15.
3. Akers, W.W., and H.F. Rosson. 1960. Condensation Inside A Horizontal tube. Chem. Engg. Prog., Symp. Series 56, (30): 145-149.
4. Behabadi, M.A.A., H.K. Varma, and K.N. Agrawal. 2000. Enhancement of Heat Transfer Rates By Coiled Wires During Forced Convective Condensation of R-22 Inside Horizontal Tubes. J. Enhanced Heat Transfer Vol.7, pp.69-80.
5. Bergles, A.E. 1973. Techniques to Augment Heat transfer. Handbook of Heat Transfer, ed. J.P. Hartnett, J.P. Rohsenow, and W.M. Rohsenow.
6. Cavallini, A., G. Censi, D.D. Col, L. Doretti, and G.A. Longo. 2001. Experimental Investigation on Condensation Heat Transfer and Pressure Drop of New HFC Refrigerants (R134a, R125, R32, R410A, R236ea) in a Horizontal Smooth Tube. Int. J. Refrigeration Vol. 24, pp. 73-87.
7. Cavallini, A., G. Censi, D.D. Col, L. Doretti, G.A. Longo, L. Rossetto, and C. Zilio. 2003. Condensation Inside and Outside Smooth and Enhanced Tubes-A Review of Recent Research. Int J. of Refrigeration Vol. 26, pp. 373-392.
8. Didi, M.B.O., N. Kattan, and J.R. Thome. 2002. Prediction of Two-phase Pressure Gradients of Refrigerants in Horizontal Tubes. Int. J. Refrigeration Vol. 25, pp. 935-947.
9. Dobson, M.K., and J.C. Chato. 1998. Condensation in Smooth Horizontal Tubes. ASME J. of Heat Transfer Vol. 120, pp. 193-213.
10. Kaushik, N, and N.Z. Azer. 1988. A General Heat transfer Correlation for Condensation Inside Internally Finned Tubes. ASHRAE Trans 94(2): 261-279.
11. Kiŕov, N.V. 1949. Turbulent Promoters in Boiler Smoke Tubes. Int. J. Fuel Vol. 22, pp. 192-196.
12. Kreith, F., and D. Margolis. 1959. Heat Transfer and Friction in Turbulent Vortex Flow. App. Science Res. A8, pp. 457-473.
13. Lal, S.N. 1993. Experimental Studies on Condensation of Refrigerant by Turbulence Promoter. Ph.D. Thesis, Mech. & Ind. Eng. Dept., Indian Institute of Technology, Roorkee, Roorkee, India.
14. Luu, M., and A.E. Bergais. 1980. Enhancement of Horizontal In-tube Condensation of R-113. ASHRAE Trans. 86(1): 293-311.
15. Mc Adams. 1949. Heat Transmission. McGraw Hill.
16. Nusselt, W. 1916. Die Oberflachen-Kondensation des Wasserdampfes, VDI Zeitung. Vol.60, pp.541-575.
17. Schlager, M., M.B. Pate, and A.E. Bergels. 1990. Evaporation and Condensation Heat Transfer and Pressure Drop in Horizontal 12.7 mm Micro-fin Tubes With Refrigerant 22. ASME J. Heat Transfer Vol. 112, pp. 1041-1047.
18. Shah, M.M. 1979. A General Correlation for Heat Transfer During Film Condensation Inside Pipes. Int. J. Heat and Mass Transfer Vol. 22, pp. 547-556.
19. Tandon, T.N., H.K. Varma, and C.P. Gupta. 1985. An Experimental Investigation of Forced-Convection Condensation During Annular Flow Inside A Horizontal Tube. ASHRAE Trans. 91(1): 343-355.