Effect of Split Injection in a Diesel Engine

SAE TECHNICAL PAPER SERIES

2006-01-0917

An Experimental Investigation of Partially Premixed Combustion Strategies Using Multiple Injections in a Heavy-Duty Diesel Engine
W. L. Hardy and R. D. Reitz
Engine Research Center, University of Wisconsin - Madison

Reprinted From: In-Cylinder Diesel Particulate and NOx Control 2006 (SP-2002)

2006 SAE World Congress Detroit, Michigan April 3-6, 2006
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2006-01-0917

An Experimental Investigation of Partially Premixed

References: 1. http://www.fhwa.dot.gov/ohim/onh00/bar4.htm 2. “Emissions Standards for 2004 and Later Model Year Diesel Heavy-Duty Engines and Vehicles.”, 40 CFR – Chapter I – Part 86, 40CFR86.004-11, US EPA, March 2002. 3. “Emission Standards and Supplemental Requirements for 2007 and Later Model Year Diesel Heavy-Duty Engines and Vehicles”, 40 CFR – Chapter I – Part 86, 40CFR86.007, US EPA, March 2002. 4. http://www.dieselnet.com/standards/us/hd.html 5. Coldren, D. R., S. R. Schuricht, and R. A. Smith III, “Hydraulic Electronic Unit Injector with Rate Shaping Capability”, SAE Paper 2002-01-2890, 2002. 6. Liechty, M. P., “Optimization of Heavy-Duty Diesel Engine Operating Parameters at High Speed and Medium Load Using -Genetic Algorithms”, M. S. Thesis, University of Wisconsin – Madison, 2004. 7. Pierpont, A. D., “An Experimental Study of the Effects of Injection Parameters and EGR on D. I. Diesel Emissions and Performance”, M. S. Thesis, University of Wisconsin – Madison, 1994. 8. Montgomery, D. T., “An Investigation into Optimization of Heavy-Duty Diesel Engine Operating Parameters when Using Multiple Injections and EGR”, Ph. D. Dissertation, University of Wisconsin – Madison, 2000. 9. Montgomery, D. T., and R. D. Reitz, “Effects of Multiple Injections and Flexible Control of Boost and EGR on Emissions and Fuel Consumptions of a Heavy-Duty Diesel Engine”, SAE Paper 2001-010195, 2001. 10. Montgomery, D. T., and R. D. Reitz, “Six Mode Cycle Evaluation of the Effect of EGR and Multiple Injections on Particulate and NOx Emissions from a Heavy-Duty Diesel Engine”, SAE Paper 960316, 1996. 11. Nehmer, D. A., “Measurement of the Effect of Injection Rate and Split Injections on Diesel Engine Soot and NOx Emissions”, M. S. Thesis, University of Wisconsin – Madison, 1993. 12. Klingbeil, A. E., “Particulate and NOx Reduction in a Heavy-Duty Diesel Engine Using High Levels of Exhaust Gas Recirculation and Very Early or Very Late Start of Injection”, M. S. Thesis, University of Wisconsin – Madison, 2002. 13. Klingbeil, A. E., H. Juneja, Y. Ra, R. D. Reitz, “Premixed Diesel Combustion Analysis in a HeavyDuty Diesel Engine”, SAE Paper 2003-01-0341, 2003. 14. Yun, H., and R. D. Reitz, “An Experimental Study on Emissions and Optimization Using Micro-Genetic Algorithms in a HSDI Diesel Engine”, SAE Paper 2003-01-0347, 2003. 15. Yun, H., “Combustion Optimization in the LowTemperature Combustion Regime”, Ph. D. Dissertation, University of Wisconsin – Madison, 2004 16. Boyarski, N. J. “Experimental Investigation of the effects of Piston Bowl Geometry, Nozzle Spray Angle, and Engine Control Parameters on Early Injection Premixed Compression Ignition (PCI) Combustion in a HSDI Diesel Engine”, M. S. Thesis, University of Wisconsin – Madison, 2004. 17. Senecal, P. K. “Development of a Methodology for Internal Combustion Engine Design Using MultDimensional Modeling with Validation Through Experiments”, Ph.D. Dissertation, University of Wisconsin – Madison, 2000. 18. Thiel, M. P., “Application of Automated Experiments to the Optimization of a Heavy-Duty Direct-Injected Diesel Engine for the Simultaneous Reduction of NOx and Particulate Emissions”, M. S. Thesis, University of Wisconsin – Madison, 2001. 19. Thiel, M. P., A. E. Klingbeil, and R. D. Reitz, “Experimental Optimization of Heavy-Duty Diesel Engine Using Automated Genetic Algorithms”, SAE Paper 2002-01-0960, 2002.