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TECHNICAL PAPERS: Gas Turbines: Combustion and Fuels

Integrated Experimental and Numerical Approach for Fuel-Air Mixing Prediction in a Heavy-Duty Gas Turbine LP Burner

[+] Author and Article Information
G. Mori, S. Razore

Ansaldo Ricerche s.r.l., Corso Perrone 25, Genova I-16152, Italy

M. Ubaldi, P. Zunino

Università di Genova, DIMSET, Via Montallegro 1 Genova I-16145, Italy

J. Eng. Gas Turbines Power 123(4), 803-809 (Oct 01, 2000) (7 pages) doi:10.1115/1.1378297 History: Received October 01, 1999; Revised October 01, 2000
Copyright © 2001 by ASME
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References

Figures

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Ensemble-averaged local rms of the fuel concentration fluctuation
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Blade and mixing duct grid view
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Comparison between cold and reactive simulations
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Analysis of optimal grid dimension
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Comparison between experimental and computed data. k–ε turbulence model: 01 first-order discretization scheme; 02 second-order discretization scheme
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Comparison between experimental and computed data. RSM turbulence model: 01 first-order discretization scheme; 02 second-order discretization scheme. C=0.25: case with Prandtl and Schmidt number reduced to 0.25
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Comparison between experimental and computed data; k–ε and RSM models
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Effect of combustion chamber sudden expansion of CH4 distribution
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Sketch of the HR burner (from Paper No. 98-GT-552)
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Instantaneous normalized local fuel concentration
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Ensemble-averaged normalized local fuel concentration

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