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TECHNICAL PAPERS: Gas Turbines: Combustion and Fuel

Impact of Ethane and Propane Variation in Natural Gas on the Performance of a Model Gas Turbine Combustor

[+] Author and Article Information
R. M. Flores, V. G. McDonell, G. S. Samuelsen

UCI Combustion Laboratory, University of California, Irvine, CA 92697-3550

J. Eng. Gas Turbines Power 125(3), 701-708 (Aug 15, 2003) (8 pages) doi:10.1115/1.1584480 History: Received December 01, 2001; Revised March 01, 2002; Online August 15, 2003
Copyright © 2003 by ASME
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References

Goy, C. J., Moran, A. J., and Thomas, G. O., 2001, “Autoignition Characteristics of Gaseous Fuels and Representative Gas Turbine Conditions,” ASME Paper No. 2001-GT-0051.
Flores,  R. M., Miyasato,  M. M., McDonell,  V. G., and Samuelsen,  G. S., 2001, “Response of a Model Gas Turbine Combustor to Variation in Gaseous Fuel Composition,” ASME J. Eng. Gas Turbines Power, 123(4), pp. 824–831.
Liss, W. E., Thrasher, W. H., Steinmetz, G. F., Chowdiah, P., and Attari, A., 1992, “Variability of Natural Gas Composition in Select Major Metropolitan Areas of the United States,” GRI-92/0123, Mar.
Box, G. E. P., Hunter, W. G., and Hunter, J. S., 1978, Statistics for Experiments, John Wiley and Sons, New York.
Cornell, J. A., 1990, Experiments With Mixtures: Designs, Models, and the Analysis of Mixture Data, 2nd Ed., John Wiley and Sons, New York.
Kee, R. J. et al., 1999, Chemkin Collection, Release 3.5, Reaction Design, Inc., San Diego, CA.
Steele,  R. C., Tonouchi,  J. H., Nicol,  D. G., Horning,  D. C., Malte,  P. C., and Pratt,  D. T., 1998, “Characterization of NOx,N2O, and CO for Lean-Premixed Combustion in a High-Pressure Jet-Stirred Reactor,” ASME J. Eng. Gas Turbines Power, 120, pp. 303–310.
Turns, S. R., 1996, An Introduction to Combustion: Concepts and Applications, McGraw-Hill, New York.
Meier,  J. G., Hung,  W. S. Y., and Sood,  V. M., 1999, “Development and Application of Industrial Gas Turbines for Medium-BTU Gaseous Fuels,” ASME J. Eng. Gas Turbines Power, 108, pp. 182–190.

Figures

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Relative location of centerbody and combustion premixer (contraction and exit sampling sections not shown
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Cross section and air flow path of the system with an axial swirler and exit sampling section
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Relative location and number of the fuel injection circuits
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Typical radial profile of fuel as a function of percent centerbody
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Representative radial fuel distribution with and without pilot fuel
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Mixture space for CO at 100% centerbody (ppmv @ 15% O2)
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Predicted versus actual values of CO (ppmv @ 15% O2)
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Mixture space for NOx at 100% centerbody (ppmv @ 15% O2)
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Mixture space for NOx at 70% centerbody (ppmv @ 15% O2)
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Predicted versus actual values of NOx (ppmv @ 15% O2)
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NOx and CO emissions maps for three fuel compositions without pilot injection (ppmv @ 15% O2)
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NOx versus radial fuel split for 100% natural gas (ppmv @ 15% O2)

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