2012 CLEERS Workshop
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Cross-Cut Lean Exhaust Emissions Reduction Simulations


2012 DOE Crosscut Workshop
on Lean Emissions Reduction Simulation
April 30th - May 2nd, 2012
University of Michigan - Dearborn, 4901 Evergreen Road, Dearborn, Michigan 48128

Meeting Venue: Institute for Advanced Vehicle Systems (IAVS) Parking is available across from the IAVS building in the E3 parking area. The registration will be in the lobby of IAVS and should be visible as you enter the lobby.

| Overview | Agenda | Abstracts | Presentations | Local Info |


NOx REDUCTION
Monday, April 30th, 2012

click on title to view abstracts wherever available
1:00 p.m. Welcome and Introduction
1:15 p.m. Invited Talk: Development and Validation of a Chemically and Physically Consistent Mathematical Model of Dual-Layer Ammonia Slip Catalysts Isabella Nova, Politecnico di Milano
2:15 p.m. Experimental Characterization of Chabazite-Zeolite SCR Catalyst Kinetics Josh Pihl, Oak Ridge National Laboratory
2:40 p.m. Optimal NH3 Storage in SCR Catalysts Maruthi Devarakonda, Pacific Northwest National Laboratory
3:05 p.m. Coffee Break
3:30 p.m. New Insights into the Role of the SCR Catalyst in Coupled LNT-SCR Systems Mark Crocker, U. of Kentucky
3:55 p.m. Chemical and physical properties of small-pore Cu-zeolite catalysts for the selective catalytic reduction of NOx with NH3: Implications for the reaction mechanism Charles Peden, Pacific Northwest National Laboratory
4:20 p.m. Multi-Site Modeling of the Urea/NH3-SCR over Fe-zeolites Stavros Skarlis, IFP Energies Nouvelles
4:45 p.m. Mechanistic Investigation of Ethanol SCR of NOx over Ag/Al2O3 Todd Toops, Oak Ridge National Laboratory
5:10 p.m. Identification of the active site in Cu/SSZ-13 catalysts for Selective Catalytic Reduction of NOx by NH3 by combining Operando X-ray Absorption Spectroscopy and DFT Modeling Fabio Ribeiro, Purdue University
5:35 p.m.

End of first day sessions

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NOx & HC REDUCTION AND VEHICLE & SYSTEMS INTEGRATION
Tuesday, May 1st, 2012

click on title to view abstracts wherever available
7:30 a.m. Registration/Continental Breakfast
8:00 a.m. Welcome and Introduction
8:15 a.m. Invited Talk: Future Directions in SCR Systems Christine Lambert, Ford Motor Co.
9:15 a.m. Application of an SCR Dynamic Model Neal Currier, Cummins
9:40 a.m. NH3 Pulsed Adsorption and SCR Reactions over a Cu-CHA Catalyst [presentation] Bill Epling, University of Waterloo
10:05 a.m. Coffee Break
10:30 a.m. Effect of Cu-loading on N2O and NH4NO3 Formation for NH3-SCR Over Cu-BEA Catalysts Louise Olsson, Chalmers University
10:55 a.m. Spray/Droplet Modeling for SCR Aftertreatment Mario Trujillo, University of Wisconsin
11:20 a.m. An Analysis of DISI Particle Morphology Teresa Barone, Oak Ridge National Laboratory
11:45 a.m. On-Site Lunch
1:00 p.m. Invited industry panel presentations: Challenges and Perspectives on Simulating the Relationship Between Emissions Controls and Fuel Efficiency Neal Currier, Cummins
Houshun Zhang, EPA
Haifeng Liu, GM
Ilya Kolmanovsky, UM
Devesh Upadhyay, Ford
Bernd Krutzsch, Daimler
3:00 p.m. Coffee Break
3:25 p.m. Soot Mass Limit Prediction via Coupled Thermo-Mechanical Stress Analysis Grigoris Koltsakis, Aristotle University Thessaloniki
3:50 p.m. Stochastic Optimal Control for Advanced Propulsion Systems Andreas Malikopoulos, Oak Ridge National Laboratory
4:15 p.m. Fuel-Induced System Response Issues: The Role Unconventional Fuels May Play in Altering Exhaust Conditions from Conventional and Low Temperature Modes of Combustion Tim Jacobs, Texas A&M University
4:40 p.m. Enhancing Stability of Platinum on Silica by Surface Modification-Application to CO Oxidation [presentation] Miyoung Kim, Oak Ridge National Laboratory
5:05 p.m. Development of a Detailed Microkinetic Model for Diesel Emissions Oxidation on Pt [abstract] [presentation] Hom Sharma, University of Connecticut
5:30 p.m.

End of second day sessions

6:30 p.m. No-Host Dinner: Park Place Restraunt in Deaborn.

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PARTICULATE EMISSIONS & HC REDUCTION AND VEHICLE AND SYSTEMS INTEGRATION
May 2nd, 2012

click on title to view abstracts wherever available
7:30 a.m. Registration/Continental Breakfast
8:00 a.m. Welcome and Introduction
8:15 a.m. Invited Talk: Overview of LNT Modeling Approaches [presentation] Milos Marek, Institute of Chemical Technology, Prague
9:15 a.m. Lean NOx Reduction in Dual Layer LNT/SCR Catalysts [presentation] Mike Harold, University of Houston
9:40 a.m. Impact of thermal and engine ageing on surface morphology and performance of a fully formulated Lean NOx Trap Dihya Adouane, Universite Pierre et Marie Curie
10:05 a.m. Coffee Break
10:30 a.m. Kinetic Study on Soot Oxidation by Simulated Diesel Gas Emissions [abstract] [presentation] HeeJe Seong, Argonne National Laboratory
10:55 a.m. Emissions from ethanol-gasoline blends: physical and chemical characterization of SIDI engine particulates Chethan Kumar Gaddam/Randy Vander Wal, Penn State University
11:20 a.m. Impact of Thermal Aging on Catalytic Diesel Particulate Filter Performance Athanasios Konstandopoulos, Aristotle University, Greece
11:45 p.m. Lunch On-Site
1:00 p.m. Invited Talk: Fundamental Processes Controlling Ash Accumulation in Diesel Particulate Filters and Impacts on DPF Performance Alex Sappok, MIT
2:00 p.m. The DAAAC Protocol for Accelerated Aging of Diesel Aftertreatment Systems Gordon Bartley, Southwest Research Institute
2:25 p.m. Methodology for Estimating Ea for Catalyst Deactivation [abstract] [presentation] Bukky Oladipo, Umicore
2:50 p.m. Coffee Break
3:15 p.m. Study of Emission and Fuel Consumption Trade-offs of a Diesel Engine System Equipped with Electrically Heated Catalysts Wen Wang, Gamma Technologies
3:40 p.m. Better Friction Factors and Nusselt Numbers for DPFs and When Not to Use Them at All Ed Bissett, Gamma Technologies
4:05 p.m. Exhaust Filtration for High Number Efficiency Mark Stewart, PNNL
4:30 p.m. Micro-scale Investigation of Ash Accumulation process in a Diesel Particulate Filter [abstract] [presentation] Sandeep Viswanathan, UW-Madison
4:55 p.m. Wrap Up and Adjourn

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| Overview | Agenda | Abstracts | Presentations | Local Info |

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