References

Ali, S., 2001. Pressure drop correlations for flow through regular helical coil tubes. Fluid Dyn. Res., 28: 295-310.
CrossRef  |  

Awwad, A., H.M. Soliman, R.C. Xin, Z.F. Dong and M.A. Ebadian, 1995. Flow patterns and pressure drop in air/water two-phase flow in horizontal helicoidal pipes. Trans. ASME, 117: 720-726.
CrossRef  |  Direct Link  |  

Banerjee, S., E. Rhodes and D.S. Scott, 1969. Studies on cocurrent gas-liquid flow in helically coiled tubes. I. Flow patterns, pressure drop and holdup. Can. J. Chem. Eng., 47: 445-453.
CrossRef  |  Direct Link  |  

Chisholm, D., 1967. A theoretical basis for the Lockhart-Martinelli correlation for two-phase flow. Int. J. Heat Mass Transfer, 10: 1767-1778.
CrossRef  |  Direct Link  |  

Czop, V., D. Barbier and S. Dong, 1994. Pressure drop, void fraction and shear stress measurements in an adiabatic two-phase flow in a coiled tube. Nucl. Eng. Des., 149: 323-333.
CrossRef  |  Direct Link  |  

Gupta, R., R.K. Wanchoo and T.R.M.J. Ali, 2011. Laminar flow in helical coils: A parametric study. Ind. Eng. Chem. Res., 50: 1150-1157.
CrossRef  |  Direct Link  |  

Kasturi, G. and J.B. Stepanek, 1972. Two-phase flow I. Pressure drop and void fraction measurements in co-current gas-liquid flow in coil. Chem. Eng. Sci., 27: 1871-1880.

Lockhart, R.W. and R.C. Martinelli, 1949. Proposed correlation of data for isothermal two-phase, two component flow in pipes. Chem. Eng. Prog., 45: 39-48.
Direct Link  |  

Mishra, P. and S.N. Gupta, 1979. Momentum transfer in curved pipes 1. Newtonian fluids. Ind. Eng. Chem. Process Des. Dev., 18: 130-137.
CrossRef  |  Direct Link  |  

Mujawar, B.A. and M.R. Rao, 1978. Flow of non-newtonian fluids through helical coils. Ind. Eng. Chem. Process Des. Dev., 17: 22-27.
CrossRef  |  Direct Link  |  

Murai, Y., S. Yoshikawa, S.I. Toda, M.A. Ishikawa and F. Yamamoto, 2006. Structure of air-water two-phase flow in helically coiled tubes. Nucl. Eng. Des., 236: 94-106.
CrossRef  |  

Rangacharyulu, K. and G.S. Davies, 1984. Pressure drop and holdup studies of air-liquid flow in helical coils. Chem. Eng. J., 29: 41-46.
CrossRef  |  

Saxena, A.K., A. Schumpe, K.D.P. Nigam and W.D. Deckwer, 1990. Flow regimes, hold-up and pressure drop for two phase flowin helical coils. Can. J. Chem. Eng., 68: 553-559.
CrossRef  |  

Vashisth, S., V. Kumar and K.D. Nigam, 2008. A review on the potential applications of curved geometries in process industry. Ind. Eng. Chem. Res., 47: 3291-3337.
CrossRef  |  

Weisman, J., J. Lan and P. Disimile, 1994. Two-phase (air-water) flow patterns and pressure drop in the presence of helical wire ribs. Int. J. Multiphase Flow, 20: 885-899.
CrossRef  |  

Whalley, P.B., 1980. Air-water two-phase flow in a helically coiled tube. Int. J. Multiphase Flow, 6: 345-356.
CrossRef  |  

Xin, R.C., A. Awwad, Z.F. Dong, M.A. Ebadian and H.M. Soliman, 1996. An investigation and comparative study of the pressure drop in air-water two-phase flow in vertical helicoidal pipes. Int. J. Heat Mass Transfer, 39: 735-743.
CrossRef  |