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TECHNICAL PAPERS: Forced Convection

Numerical Simulation of Laminar Flow and Heat Transfer Over a Blunt Flat Plate in Square Channel

[+] Author and Article Information
Hideki Yanaoka, Hiroyuki Yoshikawa, Terukazu Ota

Department of Machine Intelligence and Systems Engineering, Tohoku University, Aramaki-Aoba 01, Aoba-ku, Sendai 980-8579, Japan

J. Heat Transfer 124(1), 8-16 (Aug 21, 2001) (9 pages) doi:10.1115/1.1420715 History: Received November 15, 1999; Revised August 21, 2001
Copyright © 2002 by ASME
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References

Ota,  T., and Kon,  N., 1974, “Heat Transfer in the Separated and Reattached Flow on a Blunt Flat Plate,” ASME J. Heat Transfer, 96, pp. 459–462.
Nishiyama,  H., Ota,  T., and Sato,  K., 1988, “Temperature Fluctuations in a Separated and Reattached Turbulent Flow over a Blunt Flat Plate,” Wärme- Stroffübertragung, 23, pp. 275–281.
Kiya,  M., and Sasaki,  K., 1983, “Structure of a Turbulent Separation Bubble,” J. Fluid Mech., 137, pp. 83–113.
Cherry,  N. J., Hillier,  R., and Latour,  M. E. M. P., 1984, “Unsteady Measurements in a Separated and Reattaching Flow,” J. Fluid Mech., 144, pp. 13–46.
Djilali,  N., and Gartshore,  I. S., 1991, “Turbulent Flow around a Bluff Rectangular Plate. Part I: Experimental Investigation,” ASME J. Fluids Eng., 113, pp. 51–59.
Tafti,  D. K., and Vanka,  S. P., 1991, “A Numerical Study of Flow Separation and Reattachment on a Blunt Plate,” Phys. Fluids A, 3, No. 7, pp. 1749–1759.
Tafti,  D. K., and Vanka,  S. P., 1991, “A Three-Dimensional Numerical Study of Flow Separation and Reattachment on a Blunt Plate,” Phys. Fluids A, 3, No. 12, pp. 2887–2909.
Ota, T., and Yanaoka H., 1993, “Numerical Analysis of a Separated and Reattached Flow over a Blunt Flat Plate,” Proceedings of the 5th International Symposium on Computational Fluid Dynamics, Vol. 3, pp. 423–428.
Lane,  J. C., and Loehrke,  R. I., 1980, “Leading Edge Separation from a Blunt Plate at Low Reynolds Number,” ASME J. Fluids Eng., 102, pp. 494–496.
Ota,  T., Asano,  Y., and Okawa,  J., 1981, “Reattachment Length and Transition of the Separated Flow Over Blunt Flat Plates,” Bull. JSME, 24, No. 192, pp. 941–947.
Sasaki,  K., and Kiya,  M., 1991, “Three-Dimensional Vortex Structure in a Leading-Edge Separation Bubble at Moderate Reynolds Numbers,” ASME J. Fluids Eng., 113, pp. 405–410.
Tafti,  D. K., 1993, “Vorticity Dynamics and Scalar Transport in Separated and Reattached Flow on a Blunt Plate,” Phys. Fluids A, 5, No. 7, pp. 1661–1673.
Djilali,  N., 1994, “Forced Laminar Convection in an Array of Stacked Plates,” Numer. Heat Transfer, Part A, 25, pp. 393–408.
Yanaoka,  H., and Ota,  T., 1996, “Three-Dimensional Numerical Simulation of Separated and Reattached Flow and Heat Transfer over Blunt Flat Plate,” Trans. Jpn. Soc. Mech. Eng., Ser. B, 62B, pp. 1111–1117.
Yanaoka,  H., and Ota,  T., 1996, “Three-Dimensional Numerical Simulation of Separated and Reattached Flow and Heat Transfer over Blunt Flat Plate at High Reynolds Number,” Trans. Jpn. Soc. Mech. Eng., Ser. B, 62B, pp. 3439–3445.
Baker,  C. J., 1979, “The Laminar Horseshoe Vortex,” J. Fluid Mech., 95, pp. 347–367.
Goldstein,  R. J., and Karni,  J., 1984, “The Effect of a Wall Boundary Layer on Local Mass Transfer From a Cylinder in Crossflow,” ASME J. Heat Transfer, 106, pp. 260–267.
Tan,  C. S., 1989, “A Multi-Domain Spectral Computation of Tree-Dimensional Laminar Horseshoe Vortex Flow Using Incompressible Navier-Stokes Equations,” J. Comput. Phys., 85, pp. 130–158.
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Kottke,  V., Blenke,  H., and Schmidt,  K. G., 1977, “Einfluß von Anstrompröfil und Turbulenzintensität auf die Umströmung längsangeströmter Platten endlicher Dicke,” Waerme- Stoffuebertrag., 10, pp. 159–174.
Lighthill,  M. J., 1950, “Contributions to the Theory of Heat Transfer Through a Laminar Boundary Layer,” Proc. R. Soc. London, Ser. A, 202, pp. 359–377.

Figures

Grahic Jump Location
Flow configuration and coordinate system
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Comparison of reattachment length on channel center
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Velocity vectors (left) and temperature contours (right) (Re=200). Contour interval is 0.025 from 0.025 to 0.75.
Grahic Jump Location
Velocity vectors (left) and temperature contours (right) (Re=400). Contour interval is 0.025 from 0.025 to 0.75.
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(a) Surface friction coefficient (Re=200); and (b) surface friction coefficient (Re=400)
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(a) Nusselt number distribution (Re=200); and (b) Nusselt number distribution (Re=400)
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Nusselt number averaged over spanwise direction
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Isosurface of curvature of equi-pressure surface (Re=450, T=20)
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Velocity vectors (Re=450, T=20; (a) x/H=10; (b) x/H=14)
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(a) Time variations of spanwise vorticity contours on channel center (Re=450) (contour interval is 0.2 from −5.0 to −0.4); and (b) time variations of temperature contours on channel center (Re=450) (contour interval is 0.01 from 0.02 to 0.3)
Grahic Jump Location
Time averaged Nusselt number distribution (Re=450)

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