A Numerical Study of Vortex Breakdown in Turbulent Swirling Flows

[+] Author and Article Information
Robert E. Spall, Blake M. Ashby

Department of Mechanical and Aerospace Engineering, Utah State University, Logan, UT 84322-4130

J. Fluids Eng 122(1), 179-183 (Nov 02, 1999) (5 pages) doi:10.1115/1.483247 History: Received November 23, 1998; Revised November 02, 1999
Copyright © 2000 by ASME
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Grahic Jump Location
Computational grid in the diverging section of the tube (every fourth grid point plotted in each direction)
Grahic Jump Location
Comparison between experimental data of Sarpkaya and Novak 6 and Sarpkaya 16 and model predictions of centerline mean axial velocity
Grahic Jump Location
Comparison of mean azimuthal velocity between model predictions and experimental data 616. (a) x=5.0; (b) x=8.3
Grahic Jump Location
Comparison of mean axial velocity between model predictions and experimental data 616. (a) x=5.0; (b) x=8.3
Grahic Jump Location
Contours of mean axial velocity for fully three-dimensional, unsteady calculations




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