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TECHNICAL PAPERS

Deterministic Stress Modeling of Hot Gas Segregation in a Turbine

[+] Author and Article Information
J. Busby, R. Davis

United Technologies Research Center, 411 Silver Lane, East Hartford, CT 06108

D. Sondak

Boston University, Boston, MA 02215

B. Staubach

Pratt & Whitney, East Hartford, CT 06108

J. Turbomach 122(1), 62-67 (Feb 01, 1999) (6 pages) doi:10.1115/1.555428 History: Received February 01, 1999
Copyright © 2000 by ASME
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References

Figures

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Unsteady velocity decomposition
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Relative total temperature distributions resulting from the addition of each component LDS term
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Inviscid and viscous grid distributions
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Time-history of the unsteady loads on the blade
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Convergence history for the steady three-dimensional viscous solution with inviscid LDS model
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Time-averaged relative total temperature distribution on blade. (a) 20, (b) 50, (c) 80 percent span.
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Relative total temperature contours on the rotor surface
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Relative total temperature segregation at rotor leading edge
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Relative total temperature segregation at rotor midchord
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Relative total temperature segregation at rotor trailing edge
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Circumferentially averaged, relative total temperature on outer air seal

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