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TECHNICAL PAPERS

Flowfield Measurements in the Endwall Region of a Stator Vane

[+] Author and Article Information
M. B. Kang, K. A. Thole

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

J. Turbomach 122(3), 458-466 (Feb 01, 1999) (9 pages) doi:10.1115/1.1303703 History: Received February 01, 1999
Copyright © 2000 by ASME
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References

Figures

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(a) Top view of the corner test section; (b) velocity correction scheme for the w component
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Locations of the flowfield measurement planes
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(a) Static pressure distribution for vane geometry; (b) velocity measurements for inside and outside passages around the central vane compared with CFD
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Comparison of measured and predicted: (a) Vs/U, and (b) Ψms, at the vane midspan
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Measurements of: (a) Vs/U and secondary velocity vectors, and (b) secondary kinetic energy contours for PS-1
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Normalized contours of measured: (a) urms/U, (b) vrms/U, (c) wrms/U, and (d) k/U2 for the PS-1 plane
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Contours of measured: (a) yaw (Ψ−Ψms) and (b) pitch (ϕ) angles for the PS-1 plane
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Measurements of: (a) Vs/U contours and secondary velocity vectors, and (b) turbulent kinetic energy contours for PS-2
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Measurements of: (a) Vs/U contours and secondary velocity vectors, and (b) turbulent kinetic energy contours for SS-1
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Measurements of: (a) Vs/U contours and secondary velocity vectors, and (b) turbulent kinetic energy contours for SS-2
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Measurements of: (a) Vs/U contours and secondary velocity vectors; (b) turbulent kinetic energy contours for SS-3. Contours of measured: (c) secondary kinetic energy, and (d) pitch (ϕ) angles for the SS-3 plane.
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Stanton number based on Vs for all the planes (based on measured heat transfer coefficients from Kang et al. 13)

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