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TECHNICAL PAPERS: Internal Combustion Engines: Flow, heat transfer, and combustion

An Experimental Investigation of the Effects of Common-Rail Injection System Parameters on Emissions and Performance in a High-Speed Direct-Injection Diesel Engine

[+] Author and Article Information
P. J. Tennison, R. Reitz

Engine Research Center, University of Wisconsin-Madison, Madison, Wisconsin 53706

J. Eng. Gas Turbines Power 123(1), 167-174 (Jun 06, 1999) (8 pages) doi:10.1115/1.1340638 History: Revised June 06, 1999; Received November 16, 1999
Copyright © 2001 by ASME
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References

Figures

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Test engine cell layout
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ROI for 600 and 800-bar pressure, 1004 rev/min, SOI pilot=−35 ATDC, SOI Main=−4 ATDC
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Effects of injection pressure on Bosch C vs NOx
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Effects of injection pressure on THC vs SOI main injection
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AHRR and ROI for 600 and 800-bar injection pressures for base injection timing at 1004 rev/min
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AHRR and ROI for 600 and 800-bar injection pressures for an advanced injection timing at 1004 rev/min
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ROI profiles for single and pilot injection cases at 1757 rev/min
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Effects of single injection and pilot on smoke vs NOx tradeoff curve
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Effects of single injection vs pilot on BSFC vs injection timing
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Cylinder pressure, AHRR, ROI for single and pilot injection cases at 1757 rev/min
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THC vs SOI for single and pilot injection cases at 1757 rev/min
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ROI vs CA for two pilot injection timings 1757 rev/min
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Bosch C vs NOx for pilot timing study. SOI main injection is constant at −5.5° ATDC
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Bosch C vs NOx for pilot timing study and baseline timing sweep
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Pressure, AHRR, and ROI for two cases from the pilot study
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AHRR for various cases from the pilot study
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AHRR at 1757 rev/min, 1100 bar injection pressure, pilot-main dwell constant, pilot SOI varied
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AHRR at 1004 rev/min, 600-bar injection pressure, pilot-main dwell constant, pilot SOI varied
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THC vs pilot injection timing at 1757 rev/min

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