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TECHNICAL PAPERS: Gas Turbines: Combustion and Fuel

Predictions of NOx Formation Under Combined Droplet and Partially Premixed Reaction of Diffusion Flame Combustors

[+] Author and Article Information
N. K. Rizk, J. S. Chin, A. W. Marshall, M. K. Razdan

Rolls-Royce Allison, Indianapolis, IN 46206

J. Eng. Gas Turbines Power 124(1), 31-38 (Mar 01, 1999) (8 pages) doi:10.1115/1.1391280 History: Received October 01, 1998; Revised March 01, 1999
Copyright © 2002 by ASME
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References

Lefebvre,  A. H., 1984, “Fuel Effects on Gas Turbine Combustion-Liner Temperature, Pattern Factor, and Pollutant Emissions,” AIAA J. Aircraft 21, No. 11, pp. 887–898.
Plee,  S. L., and Mellor,  A. M., 1979, “Characteristic Time Correlation for Lean Blowoff of Bluff-Body-Stabilized Flames,” Combust. Flame, 35, pp. 61–80.
Fletcher, R. S., and Heywood, J. B., 1971, “A Model for Nitric Oxide Emissions From Aircraft Gas Turbine Engines,” AIAA Paper No. 71–123.
Rizk,  N. K., and Mongia,  H. C., 1993, “Semianalytical Correlations for NOx, CO, and UHC Emissions.” ASME J. Eng. Gas Turbines Power, 115, pp. 612–619.
Rizk, N. K., and Smith, D. A., 1994, “Regional and Business Aircraft Mission Emissions,” ASME Paper No. 94-GT-300.
Kelkar, A. S., Ramakrishna, Ch., Sivathanu, Y. R., and Gore, J. P., 1996, “Temperature and Velocity Statistics of Lean Premixed Jet Flames for NOx Calculations,” AIAA Paper No. 96-0818.
Yule,  A. J., and Bolado,  R., 1984, “Fuel Spray Burning Region and Initial Conditions,” Combust. Flame, 55, pp. 1–12.
Law,  C. K., and Chung,  S. H., 1980, “An Ignition Criterion for Droplet in Sprays,” Combust. Sci. Technol., 22, pp. 17–26.
Cooper, L. P., 1980, “Effect of Degree of Fuel Vaporization Upon Emissions for a Premixed Partially Vaporized Combustion System,” NASA Technical Paper No. 1582.
Pompei,  F., and Heywood,  J. B., 1972, “The Role of Mixing in Burner-Generated Carbon Monoxide and Nitric Oxide,” Combust. Flame, 19, pp. 407–418.
Fric, T. F., 1992, “Effects of Fuel-Air Unmixedness on NOx Emissions,” AIAA 92-3345.
Dimotakis,  P. E., and Miller,  P. L., 1990, “Some Consequences of the Boundedness of Scalar Fluctuations,” Phys. Fluids, 2, No. 11, pp. 1919–1920.
Nicol, D. G., Malte, P. C., and Steele, R. C., 1994, “Simplified Models For NOx Production Rates in Lean-Premixed Combustion,” ASME Paper No. 94-GT-432.
Rizk, N. K., and Mongia, H. C., 1994, “Emissions Predictions of Different Gas Turbine Combustors,” AIAA Paper No. 94-0118.
Westbrook,  C. K., and Pitz,  W. J., 1984, “A Comprehensive Chemical Kinetic Reaction Mechanism for Oxidation and Pyrolysis of Propane and Propene,” Combust. Sci. Technol., 37, pp. 117–152.
Glassman, I., 1977, Combustion, Academic Press, San Diego, CA.
Toof,  J. L., 1986, “A Model for the Prediction of Thermal, Prompt, and Fuel NOx Emissions from Combustion Turbines,” ASME J. Eng. Gas Turbines Power, 108, pp. 340–347.
Rizk, N. K., 1995, “Calculation Method For NOx Production in Gas Turbine Combustors,” AIAA Paper No. 95-0282.

Figures

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Simulation of Φ distribution in primary zone
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Comparison between model calculations and measurements of NOx
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Estimation Φ distribution in experimental combustor
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Estimation of NOx formation profiles in experimental combustor
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Reactor network for production combustor
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Fuel/air stoichiometry in main combustor zone
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Equivalence ratio profiles at takeoff mode in a production combustor
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Reactor model for diffusion flame simulation
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NOx emissions of experimental combustor
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Calculated gas temperatures in production combustor flow field at takeoff conditions
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NOx formation under takeoff conditions in production combustor
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Equivalence ratio distribution under engine part load conditions
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Idle equivalence ratio profiles
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Variation of NOx formation with axial distance of production combustor
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Cumulative NOx formation in production combustor

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