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TECHNICAL PAPERS: Internal Combustion Engines: Emissions

Fuel Composition Effects on Emissions From a Spark-Ignited Engine Operated on Simulated Biogases

[+] Author and Article Information
K. C. Midkiff, S. R. Bell, S. Rathnam, S. Bhargava

Department of Mechanical Engineering, The University of Alabama, Box 870276, Tuscaloosa, AL 35487-0276

J. Eng. Gas Turbines Power 123(1), 132-138 (Aug 31, 1999) (7 pages) doi:10.1115/1.1338951 History: Received June 01, 1999; Revised August 31, 1999
Copyright © 2001 by ASME
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References

McBean, A. E., Rovers, A. F., and Farquhar, J. G., 1995, Solid Waste Landfill Engineering and Design, Prentice-Hall, Englewood Cliffs, NJ.
Christensen et al., 1989.
Brown,  A. K., and Maunder,  H. D., 1994, “Using Landfill Gas: A UK Perspective,” Renewable Energy, 5, pp. 774–781.
Bell, S. R., Midkiff, K. C., Bhargava, S., and Rathnam, S., 1997, “An Investigation of Low-Btu Gas Combustion in a Spark-Ignited Engine,” Natural Gas Engines, ICE-Vol. 28-2, ASME, New York, pp. 57–64.
Thiagarajan, S., Midkiff, K. C., Bell, S. R., and Green, M. N., 1995, “Investigation of Fuel Composition Effects on a Natural Gas Fueled Spark-Ignited Engine,” Natural Gas and Alternative Fuels for Engines, ICE-Vol. 24, ASME, New York, pp. 41–51.
Heywood, J. B., 1988, Internal Combustion Engine Fundamentals, McGraw-Hill, New York.
Germane, G. J., Wood, C. G., and Hess, C. C., 1983, “Lean Combustion in Spark-Ignited Internal Combustion Engines—A Review,” SAE Paper 831694.
Karim, G. A., and Wierzba, I., 1992, “Methane-Carbon Dioxide Mixtures as a Fuel,” SAE Paper 921557.
Rathnam, S., 1996, “Emissions Characteristics of Biogas Combustion in a Spark-Ignited Engine,” M.S. thesis, University of Alabama, Tuscaloosa, AL.

Figures

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Brake specific CO emissions as a function of Φ for natural gas and fuels 1, 2, and 3 at 2350 rpm, 100 percent WOT, and MBT timing
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Exhaust temperatures as a function of Φ for natural gas and fuels 1, 2, and 3 at 2350 rpm, 100 percent WOT, and MBT timing
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Brake specific hydrocarbon emissions and coefficients of variation (COV) as a function of Φ for natural gas and fuels 1, 2, and 3 at 2350 rpm, 100 percent WOT, and MBT timing
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Brake specific NOx emissions as a function of Φ for fuel 1 at 2350 rpm, 100 percent WOT, and MBT, MBT-5, and MBT-10 timing
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Brake specific NOx emissions as a function of Φ for natural gas and fuels 1, 2, and 3 at 2850 rpm, 100 percent WOT, and MBT timing
Grahic Jump Location
Brake specific NOx emissions as a function of Φ for natural gas and fuels 1, 2, and 3 at 2350 rpm, 100 percent WOT, and MBT timing
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Brake power and BSEC as a function of Φ for fuel 1 at 2350 rpm, 100 percent WOT, and MBT, MBT-5, and MBT-10 timing
Grahic Jump Location
Brake power and BSEC as a function of Φ for natural gas and fuels 1, 2, and 3 at 2350 rpm, 100 percent WOT, and MBT timing

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