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TECHNICAL PAPERS: Internal Combustion Engines

Endothermic Phenomena in Diesel Particulate Filters During Regeneration

[+] Author and Article Information
N. Kyriakis, T. Manikas, P. Pistikopoulos, E. Vouitsis

Department of Mechanical Engineering, Aristotle University of Thessaloniki, POB 487, 541 24 Thessaloniki, Greece

J. Eng. Gas Turbines Power 125(3), 845-850 (Aug 15, 2003) (6 pages) doi:10.1115/1.1559905 History: Received June 01, 2001; Revised February 01, 2002; Online August 15, 2003
Copyright © 2003 by ASME
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References

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Pattas, K., Samaras, Z., Sherwood, D., Umehara, K., Cantianni, C., Auguerre Chariol, O., Barthe, Ph., and Lemaire, J., 1992, “Cordierite Filter Durability With Cerium Fuel Additive: 100,000 km of Revenue Service in Athens,” SAE Paper No. 920363.
Hoi, J., Sorenson, S., and Stobbe, P., 1995, “Thermal Loading of SiC Filters,” SAE Paper No. 950151.
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Figures

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Experimental setup for the study of the regeneration process
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Typical regeneration recording of a loaded trap—fuel without additive
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Zoom in the regeneration area of the recording of Fig. 2—smoothed curves
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Unburned hydrocarbons concentration at trap outlet as a function of trap inlet temperature
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Regeneration recording with clean trap—no fuel additive
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Regeneration recording with trap loaded and regenerated using fuel with 50 ppm by weight of cerium
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Regeneration recording with trap loaded and regenerated using fuel with 100 ppm by weight of cerium
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Regeneration recording with trap loaded and regenerated using fuel with 300 ppm by weight of cerium
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The inlet temperature at maximum difference between inlet and outlet as a function of the regeneration temperature for various additive concentrations in the fuel and with the same trap load
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The inlet temperature at maximum difference between inlet and outlet as a function of the regeneration temperature for different trap loads with a cerium concentration in the fuel of 50 ppm by weight
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Typical regeneration recording—300 ppm of cerium by weight in the fuel during both loading and regeneration
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The evolution of the exhaust gas enthalpy with time

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