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TECHNICAL PAPERS

Combustor Turbine Interface Studies—Part 2: Flow and Thermal Field Measurements

[+] Author and Article Information
W. F. Colban, A. T. Lethander, K. A. Thole

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

G. Zess

Pratt and Whitney, East Hartford, CT 06108

J. Turbomach 125(2), 203-209 (Apr 23, 2003) (7 pages) doi:10.1115/1.1561812 History: Received January 16, 2002; Online April 23, 2003
Copyright © 2003 by ASME
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References

Figures

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Locations of flow and thermal field measurements
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Total pressure measurements at two locations indicating the midspan symmetry
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Measured and transformed velocity components
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Measured mean (a) and turbulent (b) velocities at the stagnation plane for case 2 with a nominal total pressure peak and nominal slot flow conditions
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Measured w-component velocities at the stagnation plane (SP) for case 2 with a nominal total pressure peak and nominal slot flow conditions
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PDFs of w/Uin component of the velocity along the vane stagnation location (X/C=−0.008) for case 2
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Contours of normalized temperatures (θ) in the stagnation plane for case 1 (a), case 2 (b), and case 3 (c)
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Comparison of the measured and predicted streamwise velocity component (a) and flow turning angle (b) at the midspan SS2 location for case 2
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Measured streamwise velocity contours (Vs/Uinlet) along with secondary velocity vectors (a) and turbulence level contours (b) for an inlet turbulent boundary layer 2 for the SS2 plane
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Measured streamwise velocity contours (Vs/Uinlet) along with secondary velocity vectors for case 2 inlet conditions (a) and case 5 inlet conditions (b)
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Contours of the pitch angle(ϕ) in the SS2 plane for cases 2 (a) and 5 (b)
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Contours of turbulence in the SS2 plane for cases 2 (a) and 5 (b)

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