Table of Contents
ISRN Mechanical Engineering
Volume 2011 (2011), Article ID 932738, 13 pages
http://dx.doi.org/10.5402/2011/932738
Research Article

Unsteady Heat Transfer from an Equilateral Triangular Cylinder in the Unconfined Flow Regime

Department of Chemical Engineering, Indian Institute of Technology Roorkee, Uttarakhand 247 667, India

Received 14 January 2011; Accepted 14 February 2011

Academic Editors: H. Hadavinia, F. H. Moukalled, and S. C. M. Yu

Copyright © 2011 Amit Dhiman and Radhe Shyam. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. R. P. Chhabra, “Hydrodynamics of non-spherical particles in non-Newtonian fluids,” in Handbook of Applied Polymer Processing Technology, N. P. Cheremisinoff, Ed., chapter 1, Marcel Dekker, 1996. View at Google Scholar
  2. S. Goujon-Durand, P. Jenffer, and J. E. Wesfreid, “Downstream evolution of the Bénard-von Kármán instability,” Physical Review E, vol. 50, no. 1, pp. 308–313, 1994. View at Publisher · View at Google Scholar · View at Scopus
  3. T. S. Lee, “Early stages of an impulsively started unsteady laminar flow past tapered trapezoidal cylinders,” International Journal for Numerical Methods in Fluids, vol. 26, no. 10, pp. 1181–1203, 1998. View at Publisher · View at Google Scholar · View at Scopus
  4. Y. J. Chung and S. H. Kang, “Laminar vortex shedding from a trapezoidal cylinder with different height ratios,” Physics of Fluids, vol. 12, no. 5, pp. 1251–1254, 2000. View at Google Scholar · View at Scopus
  5. R. Kahawita and P. Wang, “Numerical simulation of the wake flow behind trapezoid bluff bodies,” Computers and Fluids, vol. 31, no. 1, pp. 99–112, 2002. View at Publisher · View at Google Scholar · View at Scopus
  6. C. P. Jackson, “A finite-element study of the onset of vortex shedding in flow past variously shaped bodies,” The Journal of Fluid Mechanics, vol. 182, pp. 23–45, 1987. View at Google Scholar · View at Scopus
  7. B. J. A. Zielinska and J. E. Wesfreid, “On the spatial structure of global modes in wake flow,” Physics of Fluids, vol. 7, no. 6, pp. 1418–1424, 1995. View at Google Scholar · View at Scopus
  8. J. E. Wesfreid, S. Goujon-Durand, and B. J. A. Zielinska, “Global mode behavior of the streamwise velocity in wakes,” Journal de Physique II, vol. 6, no. 10, pp. 1343–1357, 1996. View at Google Scholar · View at Scopus
  9. A. K. De and A. Dalal, “Numerical simulation of unconfined flow past a triangular cylinder,” International Journal for Numerical Methods in Fluids, vol. 52, no. 7, pp. 801–821, 2006. View at Publisher · View at Google Scholar · View at Scopus
  10. A. Dalal, V. Eswaran, and G. Biswas, “A finite-volume method for Navier-Stokes equations on unstructured meshes,” Numerical Heat Transfer B, vol. 54, no. 3, pp. 238–259, 2008. View at Publisher · View at Google Scholar · View at Scopus
  11. H. Chattopadhyay, “Augmentation of heat transfer in a channel using a triangular prism,” International Journal of Thermal Sciences, vol. 46, no. 5, pp. 501–505, 2007. View at Publisher · View at Google Scholar · View at Scopus
  12. H. Abbassi, S. Turki, and S. Ben Nasrallah, “Numerical investigation of forced convection in a plane channel with a built-in triangular prism,” International Journal of Thermal Sciences, vol. 40, no. 7, pp. 649–658, 2001. View at Publisher · View at Google Scholar · View at Scopus
  13. A. K. De and A. Dalal, “Numerical study of laminar forced convection fluid flow and heat transfer from a triangular cylinder placed in a channel,” Journal of Heat Transfer, vol. 129, no. 5, pp. 646–656, 2007. View at Publisher · View at Google Scholar · View at Scopus
  14. R. W. David and E. F. Moore, “A numerical study of vortex shedding from rectangles,” Journal of Fluid Mechanics, vol. 116, pp. 475–506, 1982. View at Google Scholar · View at Scopus
  15. T. Igarashi, “Fluid flow and heat transfer around rectangular cylinders (the case of a width/height ratio of a section of 0.33–1.5),” International Journal of Heat and Mass Transfer, vol. 30, no. 5, pp. 893–901, 1987. View at Google Scholar · View at Scopus
  16. A. Okajima, “Numerical simulation of flow around rectangular cylinders,” Journal of Wind Engineering and Industrial Aerodynamics, vol. 33, no. 1-2, pp. 171–180, 1990. View at Google Scholar · View at Scopus
  17. S. Nitin and R. P. Chhabra, “Non-isothermal flow of a power law fluid past a rectangular obstacle (of aspect ratio 1 × 2) in a channel: drag and heat transfer,” International Journal of Engineering Science, vol. 43, no. 8-9, pp. 707–720, 2005. View at Publisher · View at Google Scholar · View at Scopus
  18. B. Paliwal, A. Sharma, R. P. Chhabra, and V. Eswaran, “Power law fluid flow past a square cylinder: momentum and heat transfer characteristics,” Chemical Engineering Science, vol. 58, no. 23-24, pp. 5315–5329, 2003. View at Publisher · View at Google Scholar · View at Scopus
  19. A. Sharma and V. Eswaran, “Heat and fluid flow across a square cylinder in the two-dimensional laminar flow regime,” Numerical Heat Transfer A, vol. 45, no. 3, pp. 247–269, 2004. View at Google Scholar · View at Scopus
  20. A. K. Dhiman, R. P. Chhabra, A. Sharma, and V. Eswaran, “Effects of Reynolds and prandtl numbers on heat transfer across a square cylinder in the steady flow regime,” Numerical Heat Transfer A, vol. 49, no. 7, pp. 717–731, 2006. View at Publisher · View at Google Scholar · View at Scopus
  21. A. K. Dhiman, R. P. Chhabra, and V. Eswaran, “Heat transfer to power-law fluids from a heated square cylinder,” Numerical Heat Transfer A, vol. 52, no. 2, pp. 185–201, 2007. View at Publisher · View at Google Scholar · View at Scopus
  22. A. K. Sahu, R. P. Chhabra, and V. Eswaran, “Effects of reynolds and prandtl numbers on heat transfer from a square cylinder in the unsteady flow regime,” International Journal of Heat and Mass Transfer, vol. 52, no. 3-4, pp. 839–850, 2009. View at Publisher · View at Google Scholar · View at Scopus
  23. V. T. Morgan, “The overall convective heat transfer from smooth circular cylinders,” Advances in Heat Transfer, vol. 11, pp. 199–264, 1975. View at Publisher · View at Google Scholar
  24. R. A. Ahmad, “Steady-state numerical solution of the navier-stokes and energy equations around a horizontal cylinder at moderate reynolds numbers from 100 to 500,” Heat Transfer Engineering, vol. 17, no. 1, pp. 31–81, 1996. View at Google Scholar · View at Scopus
  25. E. R. G. Eckert and E. Soehngen, “Distribution of heat transfer coefficient around circular cylinder in cross flow at Reynolds numbers from 20 to 500,” ASME Transactions, vol. 74, pp. 343–347, 1952. View at Google Scholar
  26. K. M. Krall and E. R. G. Eckert, “Local heat transfer around a cylinder at low Reynolds number,” Journal of Heat Transfer, vol. 95, no. 2, pp. 273–275, 1973. View at Google Scholar · View at Scopus
  27. T. S. Sarma and S. P. Sukhatme, “Local heat transfer from a horizontal cylinder to air in cross flow: influence of free convection and free stream turbulence,” International Journal of Heat and Mass Transfer, vol. 20, no. 1, pp. 51–56, 1977. View at Google Scholar · View at Scopus
  28. G. E. Karniadakis, “Numerical simulation of forced convection heat transfer from a cylinder in crossflow,” International Journal of Heat and Mass Transfer, vol. 31, no. 1, pp. 107–118, 1988. View at Google Scholar · View at Scopus
  29. C. F. Lange, F. Durst, and M. Breuer, “Momentum and heat transfer from cylinders in laminar crossflow at 104Re200,” International Journal of Heat and Mass Transfer, vol. 41, no. 22, pp. 3409–3430, 1998. View at Google Scholar · View at Scopus
  30. L. Baranyi, “Computation of unsteady momentum and heat transfer from a fixed circular cylinder in laminar flow,” The Journal of Computational and Applied Mechanics, vol. 4, pp. 13–25, 2003. View at Google Scholar
  31. H. Nakamura and T. Igarashi, “Variation of Nusselt number with flow regimes behind a circular cylinder for Reynolds numbers from 70 to 30000,” International Journal of Heat and Mass Transfer, vol. 47, no. 23, pp. 5169–5173, 2004. View at Publisher · View at Google Scholar · View at Scopus
  32. J. M. Shi, D. Gerlach, M. Breuer, G. Biswas, and F. Durst, “Heating effect on steady and unsteady horizontal laminar flow of air past a circular cylinder,” Physics of Fluids, vol. 16, no. 12, pp. 4331–4345, 2004. View at Publisher · View at Google Scholar · View at Scopus
  33. A. A. Soares, J. M. Ferreira, and R. P. Chhabra, “Flow and forced convection heat transfer in crossflow of non-Newtonian fluids over a circular cylinder,” Industrial and Engineering Chemistry Research, vol. 44, no. 15, pp. 5815–5827, 2005. View at Publisher · View at Google Scholar · View at Scopus
  34. S. A. Isaev, A. I. Leontiev, N. A. Kudryavtsev, T. A. Baranova, and D. A. Lysenko, “Numerical simulation of unsteady-state heat transfer under conditions of laminar transverse flow past a circular cylinder,” High Temperature, vol. 43, no. 5, pp. 746–759, 2005. View at Publisher · View at Google Scholar · View at Scopus
  35. R. P. Bharti, R. P. Chhabra, and V. Eswaran, “Steady forced convection heat transfer from a heated circular cylinder to power-law fluids,” International Journal of Heat and Mass Transfer, vol. 50, no. 5-6, pp. 977–990, 2007. View at Publisher · View at Google Scholar · View at Scopus