Experimental and CFD studies on heat transfer and friction factor characteristics of a tube equipped with modified twisted tape inserts

Naphon, 2006, Heat transfer and pressure drop in the horizontal double pipes with and without twisted tape insert, Int. Commun. Heat Mass Transfer, 33, 166, 10.1016/j.icheatmasstransfer.2005.09.007 Sarma, 2003, Laminar convective heat transfer with twisted tape inserts in a tube, Int. J. Therm. Sci., 42, 821, 10.1016/S1290-0729(03)00055-3 Garcia, 2005, Experimental study of heat transfer enhancement with wire coil inserts in laminar-transition-turbulent regimes at different Prandtl numbers, Int. J. Heat Mass Transfer, 48, 4640, 10.1016/j.ijheatmasstransfer.2005.04.024 Sarma, 2005, A combined approach to predict friction coefficients and convective heat transfer characteristics in A tube with twisted tape inserts for a wide range of Re and Pr, Int. J. Therm. Sci., 44, 393, 10.1016/j.ijthermalsci.2004.12.001 Saha, 2001, Friction and heat transfer characteristics of laminar swirl flow through a circular tube fitted with regularly spaced twisted-tape elements, Int. J. Heat Mass Transfer, 44, 4211, 10.1016/S0017-9310(01)00077-1 Eiamsa-ard, 2006, Experimental investigation of heat transfer and flow friction in a circular tube fitted with regularly spaced twisted tape elements, Int. Commun. Heat Mass Transfer, 33, 1225, 10.1016/j.icheatmasstransfer.2006.08.002 Liao, 2000, Augmentation of convective heat transfer inside tubes with three-dimensional internal extended surfaces and twisted-tape inserts, Chem. Eng. J., 78, 95, 10.1016/S1385-8947(00)00134-0 Sivashanmugam, 2007, Experimental studies on heat transfer and friction factor characteristics of turbulent flow through a circular tube fitted with helical screw-tape inserts, Chem. Eng. Process., 46, 1292, 10.1016/j.cep.2006.10.009 Sivashanmugam, 2007, Experimental studies on heat transfer and friction factor characteristics of turbulent flow through a circular tube fitted with regularly spaced helical screw-tape inserts, Appl. Therm. Eng., 27, 1311, 10.1016/j.applthermaleng.2006.10.035 Promvonge, 2007, Heat transfer behaviors in a tube with combined conical-ring and twisted-tape insert, Int. Commun. Heat Mass Transfer, 34, 849, 10.1016/j.icheatmasstransfer.2007.03.019 Chang, 2007, Heat transfer and pressure drop in tube with broken twisted tape insert, Exp. Therm. Fluid Sci., 32, 489, 10.1016/j.expthermflusci.2007.06.002 Eiamsa-ard, 2005, Enhancement of heat transfer in a tube with regularly-spaced helical tape swirl generators, Sol. Energy, 78, 483, 10.1016/j.solener.2004.09.021 Chang, 2007, Turbulent heat transfer and pressure drop in tube fitted with serrated twisted tape, Int. J. Therm. Sci., 46, 506, 10.1016/j.ijthermalsci.2006.07.009 Zhang, 2008, Experimental and numerical heat transfer in a helically baffled heat exchanger combined with one three-dimensional finned tube, Chem. Eng. Process., 47, 1738, 10.1016/j.cep.2007.09.012 Pavel, 2004, An experimental and numerical study on heat transfer enhancement for gas heat exchangers fitted with porous media, Int. J. Heat Mass Transfer, 47, 4939, 10.1016/j.ijheatmasstransfer.2004.06.014 ANSI/ASME, Measurement Uncertainty, PTC 19, 1-1985, 1986. Fluent 6.2®: Fluent Inc., Lebanon, NH, USA, 2005. Yakhot, 1986, Renormalization group analysis of turbulence—I. Basic theory, J. Sci. Comput., 1, 3, 10.1007/BF01061452 Launder, 1974, The numerical computation of turbulent flows, Comput. Methods Appl. Mech. Eng., 3, 269, 10.1016/0045-7825(74)90029-2 Sarma, 2002, A new method to predict convective heat transfer in a tube with twisted tape inserts for turbulent flow, Int. J. Therm. Sci., 41, 955, 10.1016/S1290-0729(02)01388-1