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TECHNICAL PAPERS

Spectral Measurements in Transitional Boundary Layers on a Concave Wall Under High and Low Free-Stream Turbulence Conditions

[+] Author and Article Information
Ralph J. Volino

Department of Mechanical Engineering, United States Naval Academy, Annapolis, MD 21402

Terrence W. Simon

Heat Transfer Laboratory, Department of Mechanical Engineering, University of Minnesota, Minneapolis, MN 55455

J. Turbomach 122(3), 450-457 (Aug 01, 1997) (8 pages) doi:10.1115/1.1303075 History: Received August 01, 1997
Copyright © 2000 by ASME
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References

Figures

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Velocity time trace showing intermittent flow: high-FSTI case, Station 6, y+=17
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Free-stream u spectra: low-FSTI case
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Free-stream v spectra: low-FSTI case
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Transfer function of u between y+=6 and free stream: low-FSTI case
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Depiction of u caused by large-scale free-stream eddies buffeting the boundary layer: (a) undisturbed profile, (b) profile disturbed by free-stream eddy
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Transfer function of u between y+=35 and free-stream: low-FSTI case
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Free-stream u spectra: high-FSTI case with streamwise acceleration
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Free-stream v spectra: high-FSTI case with streamwise acceleration
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Transfer function of u between y+=5 and free-stream: high-FSTI case with streamwise acceleration
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Transfer function of u between y+=50 and free-stream: high-FSTI case with streamwise acceleration
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Transfer function of v between y+=50 and free-stream: high-FSTI case with streamwise acceleration
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Boundary layer turbulent shear stress spectra at y+=50: high-FSTI case with streamwise acceleration
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Transfer function between −uv and u′2 at y+=50: high-FSTI case with streamwise acceleration

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