Flowfield Measurements for a Highly Turbulent Flow in a Stator Vane Passage

[+] Author and Article Information
R. W. Radomsky, K. A. Thole

Mechanical Engineering Department, Virginia Polytechnic Institute and State University, Blacksburg, VA 24061

J. Turbomach 122(2), 255-262 (Feb 01, 1999) (8 pages) doi:10.1115/1.555442 History: Received February 01, 1999
Copyright © 2000 by ASME
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Schematic of the stator vane test section
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(a) Inlet mean velocity profiles measured at one-third chord upstream of the vane stagnation; (b) Inlet turbulence levels and length scale measured at one-third chord upstream of the vane stagnation
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(a) Velocity components measured at the geometric stagnation and (b) velocity approaching the vane stagnation and passage
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The rms velocity components, turbulent kinetic energy, and integral length scale approaching the vane stagnation point
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One-dimensional energy spectra approaching the vane stagnation point
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(a) Total velocity vectors and (b) total velocity contours at Tu=0.6 percent
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Total velocity contours at Tu=19.5 percent
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Vane velocity distribution at Tu=0.6 percent and Tu=19.5 percent
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Contours of (a) urms/U, (b) νrms/U, and (c) wrms/U at Tu=19.5 percent
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Contours of k/U at Tu=19.5 percent
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Contours of (a) uν/U2 and (b) R
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Stanton number distribution and turbulent kinetic energy outside the vane boundary layer




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