TECHNICAL PAPERS: Fluids/Heat/Transport

A One-Dimensional Viscous-Inviscid Strong Interaction Model for Flow in Indented Channels With Separation and Reattachment

[+] Author and Article Information
S. G. C. Kalse, H. Bijl, B. W. van Oudheusden

Department of Aerospace Engineering, Delft University of Technology, Kluyverweg 1, 2629 HS Delft, The Netherlands

J Biomech Eng 125(3), 355-362 (Jun 10, 2003) (8 pages) doi:10.1115/1.1580524 History: Received April 01, 2001; Revised December 01, 2002; Online June 10, 2003
Copyright © 2003 by ASME
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The geometry of the channel
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Streamlines in the symmetrical and non-symmetrical channels with 40% indentation. Two-dimensional Navier-Stokes computations for Re=2000
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Effect of the channel geometry and Reynolds number on the pressure distribution at the lower wall for steady flow
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Separation and reattachment points for 40% indentation; comparison between the 2D Navier-Stokes computions, the experiments of Ikeda and Matsuzaki, and the new 1D boundary layer model
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Interactive boundary layer calculations for the channel with 40% indentation. Top: true and effective cross-section; Center: Boundary layer shape factor; Bottom: Wall shear parameter.
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Pressure distribution along the wall. Comparison between 2D Navier-Stokes computations and the new 1D boundary layer model.
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The skin-friction coefficient at the wall. Comparison between 2D Navier-Stokes computations and the new 1D boundary layer model. The skin friction coefficient is defined as cfw/0.5ρU2.
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Curve-fits (lines) compared to exact solutions of the Falkner-Skan equation (symbols)




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