Numerical study of axial heat conduction effects on the local Nusselt number at the entrance and ending regions of a circular microchannel

International Journal of Thermal Sciences

Volumn 59, Issue , 2012, Pages 87-94

  Rahimi, Mohammad ^a   Mehryar, Reza ^a  

^a SHIRAZ UNIVERSITY OF TECHNOLOGY   (Iran)

Author keywords

Axial conduction; Circular microchannel; Ending length; Numerical simulation; Nusselt number

Indexed keywords

AXIAL CONDUCTION; AXIAL HEAT CONDUCTION; CIRCULAR CROSS-SECTIONS; CIRCULAR MICROCHANNEL; CONJUGATE HEAT TRANSFER PROBLEM; DUCT WALLS; ENDING LENGTH; GENERALIZED CORRELATION; LOCAL NUSSELT NUMBER; NUMERICAL RESULTS; NUMERICAL STUDIES; PER UNIT LENGTH;

COMPUTER SIMULATION; DUCTS; FORCED CONVECTION; HEAT CONDUCTION; LAMINAR FLOW; NUSSELT NUMBER; VEHICULAR TUNNELS;

MICROCHANNELS;

EID: 84862757808     PISSN: 12900729     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ijthermalsci.2012.04.017     Document Type: Article

References (23)

1. P. Rosa, T.G. Karayiannis, and M.W. Collins Single-phase heat transfer in microchannels: the importance of scaling effects Appl. Therm. Eng. 29 2009 3447 3468
2. C. Nonino, S. Savino, S. Del Giudice, and L. Mansutti Conjugate forced convection and heat conduction in circular microchannels Int. J. Heat Fluid Flow 30 2009 823 830
3. G. Maranzana, I. Perry, and D. Maillet Mini- and microchannels: influence of axial conduction in the walls Int. J. Heat Mass Trans. 47 2004 3993 4004
4. H. Herwig, and O. Hausner Critical view on ''new results in micro-fluid mechanics": an example Int. J. Heat Mass Trans. 46 5 2003 935 937
5. G. Hetsroni, A. Mosyak, E. Pogrebnyak, and L.P. Yarin Heat transfer in microchannels: comparison of experiments with theory and numerical results Int. J. Heat Mass Trans. 48 2005 5580 5601
6. S. Mori, M. Sakakibara, and A. Tanimoto Steady heat transfer to laminar flow in a circular tube with conduction in tube wall Heat Tran. Jap. Res. 3 1974 3746 3751
7. S. Mori, T. Shinke, M. Sakakibara, and A. Tanimoto Steady heat transfer to laminar flow between parallel plates with conduction in wall Heat Tran. Jap. Res. 5 1976 17 25
8. M. Faghri, and E.M. Sparrow Simultaneous wall and fluid axial conduction in laminar pipe-flow heat transfer ASME J. Heat Trans. 102 1980 58 63
9. E.K. Zariffeh, H.M. Soliman, and A.C. Trupp The combined effects of wall and fluid axial conduction on laminar heat transfer in circular tubes J. Heat Mass Trans. 4 1982 131 135
10. G.S. Barozzi, and G. Pagliarini A method to solve conjugate heat transfer problems: the case of fully developed laminar flow in a pipe ASME J. Heat Trans. 107 1985 77 83
11. G. Gamrat, M. Facre-Marinet, and D. Asendrych Conduction and entrance effects on laminar liquid flow and heat transfer in rectangular microchannels Int. J. Heat Mass Trans. 48 2005 2943 2954
12. G.P. Celata, M. Cumo, V. Marconi, S.J. McPhail, and G. Zummo Microtube liquid single-phase heat transfer in laminar flow Int. J. Heat Mass Trans. 49 2006 3538 3546
13. S.X. Zhang, Y.L. He, G. Lauriat, and W.Q. Tao Numerical studies of simultaneously developing laminar flow and heat transfer in microtubes with thick wall and constant outside wall temperature Int. J. Heat Mass Trans. 53 2010 3977 3989
14. M. Gad-el-Hak The fluid mechanics of micro devices - the Freeman scholar lecture J. Fluids Eng. 121 1999 5 33
15. R.K. Shah, and A.L. London Laminar Flow Forced Convection in Ducts 1978 Academic Press New York
16. G.L. Morini Scaling effects for liquid flows in microchannels Heat Tran. Eng. 27 4 2006 64 73
17. K.C. Toh, X.Y. Chen, and J.C. Chai Numerical computation of fluid flow and heat transfer in microchannels Int. J. Heat Mass Trans. 45 2002 5133 5141
18. J.P. Van Doormaal, and G.D. Raithy Enhancements of the simple method for predicting incompressible fluid flows Numer. Heat Tran. - Part B 7 2 1984 147 163
19. S.V. Patankar Numerical Heat Transfer and Fluid Flow 1980 Hemisphere Washington, DC
20. P.H. Oosthuizen, and D. Naylor An Introduction to Convective Heat Transfer Analyses 1999 McGraw-Hill Singapore
21. G.L. Morini Single-Phase convective heat transfer in microchannels: a review of experimental results Int. J. Thermal Sci. 43 2004 631 651
22. G.L. Morini Viscous dissipation as scaling effect for liquid flows in microchannels Proceedings of the 3rd International Conference on Microchannels and Minichannels 2005 ASME Toronto, Canada
23. M.K. Moharana, G. Agarwal, and S. Khandekar Axial conduction in single-phase simultaneously developing flow in a rectangular mini-channel array Int. J. Thermal Sci. 50 2011 1001 1012