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Cross-Cut Lean Exhaust Emissions Reduction Simulations


11th DOE Crosscut Workshop
on Lean Emissions Reduction Simulation
May 13th - 15th, 2008
University of Michigan - Dearborn, 4901 Evergreen Road, Dearborn, Michigan 48128

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


Lean NOx Traps and System Integration
Tuesday, May 13th, 2008

click on title to view abstracts wherever available
7:30 a.m. Registration/Continental Breakfast
8:15 a.m. Welcome Dr. Daniel Little, Chancellor, UM
8:30 a.m. Overview of LNT/Systems session Stuart Daw (ORNL)
8:45 a.m. Invited Talk: Strategies for Improving Sulfur Tolerance in Diesel LNT Systems Friedemann Rohr (Umicore)
9:45 a.m. Impact of PCCI on LNT performance Vitaly Prikhodko (ORNL)
10:15 a.m. Coffee Break
10:30 a.m. Sulfation/desulfation study on Umicore LNT catalyst Jae-Soon Choi (Oak Ridge National Laboratory)
11:00 a.m. Ammonia Formation and Utilization in Lean NOx Trap Catalysts Bill Partridge (ORNL)
11:30 a.m. NO Oxidation Rate as a Function of LNT Loading Robert Middleton (University of Michigan)
12:00 noon On-Site Lunch
1:00 p.m. Invited Talk: Aftertreatment Options and Challenges for Lean-Burn Gasoline Engines Robert McCabe and Joseph Theis (Ford Motor Company)
2:00 p.m. Detailed kinetic modeling of NOx storage and reduction with hydrogen-NH3 formation Louise Olsson (Chalmers University of Technology)
2:30 p.m. Microkinetic Modeling of LNT Storage and Regeneration Richard Larson (Sandia National Laboratories)
3:00 a.m. Coffee Break
3:15 p.m. Temperature and Concentration Gradients During NOX Storage and Reduction Cycling William Epling (University of Waterloo)
3:45 p.m. Effect of Ceria on the Sulfation and Desulfation Characteristics of Lean NOx Trap Catalysts Todd Toops (ORNL)/Mark Crocker (University of Kentucky)
4:15 p.m. Spatio-Temporal Behavior of NOx Storage and Reduction Monolith Catalysts Michael Harold (University of Houston)
4:45 p.m. Fundamental Studies of NOx Adsorber Materials at PNNL Charles Peden (Pacific Northwest National Laboratory)
5:15 p.m.

End of first day sessions

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Diesel Paticulate Filters and System Integration
Wednesday, May 14, 2008

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7:30 a.m. Registration/Continental Breakfast
8:00 a.m. Overview of DPF/Systems session George Muntean (PNNL)
8:15 a.m. MB E320 Emission Control System: Field Aging and Onboard Monitoring Owen Bailey (Umicore)
8:45 a.m. From zero to four-dimensional after-treatment models: needs and challenges Grigorios Koltsakis (Aristotle University Thessaloniki)
9:15 a.m. Development and Application of a Fast Quasi-Steady Solver for Integrated Modeling of Exhaust Aftertreatment Systems Syed Wahiduzzaman (Gamma Technologies)
9:45 a.m. Thermokinetic Analysis of Ethylene Soot and Diesel Engine Soot Khalid Al-Qurashi (Penn State Univ.)
10:15 a.m. Coffee Break
10:30 a.m. EGR fouling with soot emissions control Gordon Bartley/Rijing Zhan (Southwest Research Institute)
11:00 a.m. THE IMPACT OF BIODIESEL FUEL BLENDS ON AFTERTREATMENT DEVICE PERFORMANCE IN LIGHT-DUTY VEHICLES Matthew Thornton (NREL)
11:30 a.m. Fundamental Modeling and Experimental Studies of DPF Operation Mark Stewart (PNNL)
12:00 noon On-Site Lunch
1:00 p.m. Invited Talk: DPF modeling: origins and evolution Edward Bissett (GM R&D)
2:00 p.m. Studies of biofuel impact on diesel particulate matter Andrea Strzelec (ORNL)
2:30 p.m. StarCD es-aftertreatment: Shared library interface for third party 1-D models Michael Weaver (CD-adapco)
3:00 p.m. Coffee Break
3:15 p.m. ERC studies of DPF performance and soot characteristics David Foster (Engine Research Center)
3:45 p.m. In Silico Assessment of Diesel Emission Control Materials: Vision, Status and Roadmap Athanasios Konstandopoulos (APT Lab, CPERI/CERTH)
4:15 p.m. Impact of Biodiesel on Advanced Aftertreatment Systems Aaron Williams (NREL)
4:45 p.m. An update on Lean NOx trap modeling in PSAT Kalyana Chakravarthy (ORNL)
5:15 p.m.

End of second day sessions

6:30 p.m. No-Host Dinner (Location TBD)
6:30 p.m. Dinner talk: Nanomaterials: Organic and Inorganic for Next Generation Diesel Technologies Randy Vander Wal (USRA)

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Selective Catalytic Reduction and System Integration
Thursday, May 15, 2008

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7:30 a.m. Registration/Continental Breakfast
8:00 a.m. Overview of SCR/Systems session Jonathan Male (PNNL)
8:15 a.m. X-ray inspection of Diesel Particulate Filters Jan Zandhuis (3DX-Ray Ltd)
8:45 a.m. Accelerated Aging of Emission Control Devices Todd Toops (ORNL)
9:15 a.m. Invited Talk: SCR modeling and simulation Daniel Chatterjee (Daimler AG)
10:15 a.m. Coffee Break
10:30 a.m. Thermal Transient Effects on the Performance of Catalysts for SCR of NOx Jonathan Male (Pacific Northwest National Laboratory)
11:00 p.m. Simulation Based Control System Analysis of a Urea-SCR Aftertreatment System Based on NH3 Sensing Maruthi N. Devarakonda (Michigan Tech University)
11:30 p.m. Effect of Mass Transfer on the Performance of SCR Systems Nimrod Kapas/Tariq Shamim (University of Michigan-Dearborn)
12:00 noon Lunch On-Site
1:00 p.m. Invited Talk: Mechanistic Studies of the Reduction of NOx by Oxygenates Eric Weitz (Northwestern University)
2:00 p.m. Kinetic models for NH3 SCR over Cu-ZSM-5 Louise Olsson (Chalmers University of Technology)
2:30 p.m. 1D/3D Simulation in the Development of DeNOx Aftertreatment Systems for US10 Heavy Duty Application Johann Christian Wurzenberger (AVL List GmbH)
3:00 p.m. Wrap Up and Adjourn

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

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