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TECHNICAL PAPERS: Gas Turbines: Heat Transfer

Experimental and Numerical Study of Heat Transfer in a Gas Turbine Combustor Liner

[+] Author and Article Information
J. C. Bailey, N. V. Nirmalan, R. S. Bunker

GE Corporate Research and Development, Niskayuna, NY 12309

J. Intile, T. F. Fric

GE Power Systems, Greenville, SC 29602

A. K. Tolpadi

GE Power Systems, Schenectady, NY 12345

J. Eng. Gas Turbines Power 125(4), 994-1002 (Nov 18, 2003) (9 pages) doi:10.1115/1.1615256 History: Received December 01, 2001; Revised March 01, 2002; Online November 18, 2003
Copyright © 2003 by ASME
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References

Figures

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Cross-section of typical “F” class combustor system per 23
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Parallel plate test section module
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Flow cross-section and detailed surface construction
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Test rig pressure vessel (left) and internal test section (right, jets inactive)
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Wall-function discretization scheme
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Two-layer discretization scheme
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Impingement heat transfer data with bare surface heater
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Comparison of circumferentially averaged test data for varying geometries
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(a) Computed velocities for impingement region (m/s); (b) Computed velocities for flow past a turbulator (m/s)
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Comparison of liner pressure drop for experimental data and CFD predictions
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Comparison of liner heat transfer for experimental data and CFD predictions
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Relative error in heat transfer coefficients between test data and CFD predictions
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Comparison of circumferentially averaged heat transfer coefficient across liner

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