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TECHNICAL PAPERS: Internal Combustion Engines

Predicting Hydrocarbon Emissions From Direct Injection Diesel Engines

[+] Author and Article Information
P. A. Lakshminarayanan, N. Nayak, S. V. Dingare, A. D. Dani

Kirloskar Oil Engines Ltd., Research and Engineering Department, L. Kirloskar Road, Pune-411003, Maharashtra, India

J. Eng. Gas Turbines Power 124(3), 708-716 (Jun 19, 2002) (9 pages) doi:10.1115/1.1456091 History: Received July 01, 2000; Revised October 01, 2001; Online June 19, 2002
Copyright © 2002 by ASME
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References

Greeves, G., Khan, I. M., Wang, C. T. H., and Fenne, I., 1977, “Origins of Hydrocarbon Emissions From Diesel Engines,” SAE Paper 770259.
Yu, R. C., Wong, V. W., and Shahed, S. M., 1980, “Sources of Hydrocarbon Emissions From Direct Injection Diesel Engines,” SAE Paper 800048.
Dent, J. C., and Lakshminarayanan, P. A., 1983, “A Model for Absorption and Desorption of Fuel Vapor by Cylinder Lubricating Oil Films and Its Contribution to Hydrocarbon Emissions,” SAE Paper 830652.
Ikegami, M., Li, X.-H, Nakayama, Y., and Keimiwa, 1983, “Trend and Origins of Particulate and Hydrocarbon Emission From Direct Injection Diesel Engine,” SAE Paper 831290.
Nakayama, Y., Maruya, T., Oikawa, T., Fujiwara, M., and Kawamata, M., 1994, “Reduction of HC Emission From VTEC Engine During Cold Start Condition,” SAE Paper 940481.
Tsunemoto, H., Ishitani, H., and Konno, A., 1992, “The Increase of HC Emissions From a Direct Injection Diesel Engine During Long Idling Operation,” SAE Paper 922227.
Dent, J. C., 1980, “Turbulent Mixing Rate—Its Effect on Smoke and Hydrocarbon Emissions From Diesel Engines,” SAE Paper 800092.
Chmela, F. G., and Orthaber, G. C., 1999, “Rate of Heat Release Prediction for Direct Injection Diesel Engines Based on Purely Mixing Controlled Combustion,” SAE Paper 1999-01-0186.
Lakshminarayanan, P. A., and Dent, J. C., 1983, “Interferometric Studies of Vaporizing and Combusting Sprays,” SAE Paper 830244.
Chandorkar, S. B., Dani, A. D., and Lakshminarayanan, P. A., 1988, “Effects of Injection Parameters, Fuel Quality and Ambient on the Ignition Delay and the Location of the Flame Kernel in a Diesel Spray in a Quiescent Chamber,” SAE Paper 881227.
Watson, N., and Pilley, A. D., 1980, “A Combustion Correlation for Diesel Engine Simulation,” SAE Paper 800029.
Heywood, J. B., 1988, A Textbook on Internal Combustion Engine Fundamentals, McGraw-Hill, New York.

Figures

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Injector and in-cylinder characteristics of turbocharged engine b at 90 percent load
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Vaporization along the axis—before jet detachment
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Vaporization along the axis after jet detachment
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Notations used in the paper for the axisymmetric spray model
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Radial profile of concentration for a vaporizing jet
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Correlation of exhaust indicated hydrocarbon with ignition delay
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Effect of nozzle sac volume on HC concentrations and yield value of 0.21 (1) for one type of engine and one operating condition
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Effect of nozzle sac volume on HC
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Semi-log plot of specific mass of fuel injected during the ignition delay and HC
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Specific fuel injected during the ignition delay period
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Semi-log plot of specific mass of fuel and HC considering sac and an overleaning factor was 0.008
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Specific mass HC considering overleaning and sac

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