Search Results

The 57 papers in this technical paper collection describe technology developments and the integration of these technologies into new emission control systems. Topics include DPF substrates and systems, selective catalytic reduction (SCR), HC-DeNOx, and system integration and durability.

The 33 papers in this technical paper collection provide the latest advances in emissions measurement and testing and in-use engine emissions measurement and testing.

The 9 papers in this technical paper collection discuss general topics in emissions related to fuel type, after treatment design and architecture, and combustion strategy using techniques like mathematical models, CFD, and experiments.

This technical paper collection contains 14 papers that cover DI diesel combustion, DI diesel engine performance and pollutant emissions, NOx emission reduction, performance optimization of diesel engines, and more.

The 16 papers in this technical paper collection detail low temperature combustion and in-cylinder emission strategies.

This technical paper collection includes 12 papers detailing SULEV emission requirements, three-way-catalysts, lean NOx trap systems, and more.

The 16 papers in this technical paper collection deal with understanding and reducing the in-cylinder formation of particulate and NOx in compression ignition engines. Ttechnologies are focused on but are not limited to: low temperature combustion, water/fuel emulsions, and EGR. Both experimental and analytical contributions are included.

This technical paper collection contains 9 emissions measurement and testing papers. Topics covered include: particle emissions from combustion sources; in-use engine emissions measurements and modeling; particulate measurement techniques; detailed characterization techniques; NOx measurement; testing facility development; and particle emissions from engines and fuel effects.

This technical paper collection contains 53 technical papers. Topics covered include engine exhaust aftertreatment and integration; hybrid vehicle integration and optimization; powertrain and drivetrain NVH; advanced transmission and driveline component design; diesel engine system design; fuel economy; alternative fuels; and advanced engine component design.

The approximately 7 papers in this technical paper collection cover general emission topics. Contents include: methane production over three way catalysts in E85 fuelled vehicles; a comparative study of two kinds of biodiesels and biodiesel-DEE blends in a common rail diesel engine; comparing the secondary organic aerosol (SOA) yields from diesel vs biodiesel fuel using a photochemical ageing chamber; and more.

The 57 papers in this technical paper collection cover various aspects of system durability and system integration pertaining to diesel exhaust emissions control. Topics covered include exhaust catalysts and particulate filters, mechanisms of their performance degradation and possible mitigation strategies, data from the field tests, analysis of the aged catalysts, laboratory and accelerated on-engine aging studies, along with relevant experimental tools and methodology.

The 19 papers in this technical paper collection review emission measurement and testing. Topics covered include: exhaust particle sensor for OBD application; particle size and number emissions from modern light-duty diesel vehicles; effect of EGR on particle emissions from a GDI engine; smart sensing and decoupling of NOx and NH3 components; effect of engine operating conditions on spark-ignition engine PAH emissions; and more.

This technical paper collection contains 8 papers published from the 2011 Small Engine Technology Conference.

The 6 papers in this technical paper collection focus on end of life management: reuse/recycle/remanufacture. Topics covered include parts reuse, parts remanufacturing for reuse, parts/materials recycling, and more. The 6 papers in this technical paper collection focus on end of life management: reuse/recycle/remanufacture. Topics covered include parts reuse, parts remanufacturing for reuse, parts/materials recycling, and more.

The 48 papers in this technical paper collection focus on exhaust emission control. Topics covered include the durability of particulate filters and exhaust catalysts, analysis of aged catalysts and filters, PF technologies, testing protocols, SCR technology, thermal stress resistance, and more. The 48 papers in this technical paper collection focus on exhaust emission control. Topics covered include the durability of particulate filters and exhaust catalysts, analysis of aged catalysts and filters, PF technologies, testing protocols, SCR technology, thermal stress resistance, and more. The 48 papers in this technical paper collection focus on exhaust emission control. Topics covered include the durability of particulate filters and exhaust catalysts, analysis of aged catalysts and filters, PF technologies, testing protocols, SCR technology, thermal stress resistance, and more.

The 10 papers in this technical paper collection cover emissions measuring techniques and testing regimes including new analysis techniques and novel application of existing techniques and the comparison of existing and proposed testing regimes with real world experience.

The 16 papers in this technical paper collection cover diesel engine exhaust aftertreatment system models as well as the validation and application. Technologies covered include DOC, HC trap, DFP, LNT, SCR, ammonia oxidation catalysts, hybrid or combined catalysts, urea-water solution spray dynamics, and mixture non-uniformity.

The 13 technical papers in this collection cover the work done by student teams in the EcoCAR 2: Plugging in to the Future competition series, sponsored by General Motors and the U.S. Department of Energy. This includes powertrain architecture selection, control system modeling and simulation, and energy storage system design and component packaging.

The 16 papers in this technical paper collection covers particle emissions from combustion engines including measurement and testing methods, effects of changes in fuel composition, environmental and health effects of elemental carbon and organic carbon that constitutes solid cored particles plus the environmental and health effects of secondary organic aerosol emissions.

This technical paper collection covers topics such as: new materials for lean NOx traps (LNT) and Selective Catalytic Reduction (SCR); system integration and durability; advances in NOx catalyst substrates, novel reductants and mixing designs.