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Theoretical and Experimental Analysis of Ash Accumulation and Mobility in Ceramic Exhaust Particulate Filters and Potential for Improved Ash Management

Journal Article
2014-01-1517
ISSN: 1946-3952, e-ISSN: 1946-3960
DOI: https://doi.org/10.4271/2014-01-1517
Published April 01, 2014 by SAE International in United States
Theoretical and Experimental Analysis of Ash Accumulation and Mobility in Ceramic Exhaust Particulate Filters and Potential for Improved Ash Management
Sector:
Citation: Sappok, A., Wang, Y., Wang, R., Kamp, C. et al., "Theoretical and Experimental Analysis of Ash Accumulation and Mobility in Ceramic Exhaust Particulate Filters and Potential for Improved Ash Management," SAE Int. J. Fuels Lubr. 7(2):511-524, 2014, https://doi.org/10.4271/2014-01-1517.
Language: English

References

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  5. Sappok , A. The Nature of Lubricant-Derived Ash-Related Emissions and Their Impact on Diesel Aftertreatment System Performance Massachusetts Institute of Technology Ph.D. Thesis 2009
  6. Viswanathan , S. , Rakovec , N. , and Foster , D. Microscale Study of Ash Accumulation Process in DPF Walls Using the Diesel Exhaust Filtration Analysis (DEFA) System ASME ICEF2012-92104 2012
  7. Gaiser , G. and Mucha , P. Prediction of Pressure Drop in Diesel Particulate Filters Considering Ash Deposit and Partial Regenerations SAE Technical Paper 2004-01-0158 2004 10.4271/2004-01-0158
  8. Wang , Y. , Wong , V. , Sappok , A. , and Munnis , S. The Sensitivity of DPF Performance to the Spatial Distribution of Ash Inside DPF Inlet Channels SAE Technical Paper 2013-01-1584 2013 10.4271/2013-01-1584
  9. Konstandopoulos , A. , Kostoglou , M. , Housiada , P. , Vlachos , N. et al. Multichannel Simulation of Soot Oxidation in Diesel Particulate Filters SAE Technical Paper 2003-01-0839 2003 10.4271/2003-01-0839
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  11. Kamp , C. , Sappok , A. , Wang , Y. , Bryk , W. et al. Direct Measurements of Soot/Ash Affinity in the Diesel Particulate Filter by Atomic Force Microscopy and Implications for Ash Accumulation and DPF Degradation SAE Int. J. Engines 7 1 in press 2014 10.4271/2014-01-1486
  12. Ibrahim , A. , Dunn , P. , and Brach , R. Microparticle Detachment from Surfaces Exposed to Turbulent Air Flow: Effects of Flow and Particle Deposition Characteristics Journal of Aerosol Science 35 7 July 2004 805 821 0021-8502
  13. Ibrahim , A. , and Dunn Effects of Temporal Flow Acceleration on the Detachment of Microparticles from Surfaces Journal of Aerosol Science 37 10 October 2006 1258 1266 0021-8502
  14. Cheng , W. , Brach , R. M. , and Dunn , P. F. Surface Roughness Effects on Microparticle Adhesion Journal of Adhesion 78 929 965 2002
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  16. Sappok , A. , Govani , I. , Kamp , C. , Wang , Y. et al. In-Situ Optical Analysis of Ash Formation and Transport in Diesel Particulate Filters During Active and Passive DPF Regeneration Processes SAE Int. J. Fuels Lubr. 6 2 336 349 2013 10.4271/2013-01-0519
  17. Sappok , A. , Santiago , M. , Vianna , T. , and Wong , V. Characteristics and Effects of Ash Accumulation on Diesel Particulate Filter Performance: Rapidly Aged and Field Aged Results SAE Technical Paper 2009-01-1086 2009 10.4271/2009-01-1086
  18. Sappok , A. and Wong , V. Ash Effects on Diesel Particulate Filter Pressure Drop Sensitivity to Soot and Implications for Regeneration Frequency and DPF Control SAE Int. J. Fuels Lubr. 3 1 380 396 2010 10.4271/2010-01-0811
  19. Sappok , A. , Beauboeuf , D. , and Wong , V. A Novel Accelerated Aging System to Study Lubricant Additive Effects on Diesel Aftertreatment System Degradation SAE Int. J. Fuels Lubr. 1 1 813 827 2009 10.4271/2008-01-1549
  20. Sappok , A. , Kamp , C. , and Wong , V. Sensitivity Analysis of Ash Packing and Distribution in Diesel Particulate Filters to Transient Changes in Exhaust Conditions SAE Int. J. Fuels Lubr. 5 2 733 750 2012 10.4271/2012-01-1093
  21. Konstandopoulos , A. , and Johnson , J. Wall-Flow Diesel Particulate Filters - Their Pressure Drop and Collection Efficiency SAE Technical Paper 890405 1989 10.4271/890405
  22. Konstandopoulos , A. , Skaperdas , E. , Warren , J. , and Allansson , R. Optimized Filter Design and Selection Criteria for Continuously Regenerating Diesel Particulate Traps SAE Technical Paper 1999-01-0468 1999
  23. Huynh , C. , Johnson , J. , Yang , S. , Bagley , S. et al. A One-Dimensional Computational Model for Studying the Filtration and Regeneration Characteristics of a Catalyzed Wall-Flow Diesel Particulate Filter SAE Technical Paper 2003-01-0841 2003 10.4271/2013-01-0841
  24. Bissett , E. , Kostoglou , M. , and Konstandopoulos , A. Frictional and Heat Transfer Characteristics of Flow in Square Porous Tubes of Wall-Flow Monoliths Chemical Engineering Science 84 24 December 2012 255 265 0009-2509
  25. Opris , C. and Johnson , J. A 2-D Computational Model Describing the Flow and Filtration Characteristics of a Ceramic Diesel Particulate Trap SAE Technical Paper 980545 1998 10.4271/980545
  26. Kamp , C. , Sappok , A. , and Wong , V. Soot and Ash Deposition Characteristics at the Catalyst-Substrate Interface and Intra-Layer Interactions in Aged Diesel Particulate Filters Illustrated using Focused Ion Beam (FIB) Milling SAE Int. J. Fuels Lubr. 5 2 696 710 2012 10.4271/2012-01-0836

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