Effects of a CFD-improved dimple stepped-lip piston on thermal efficiency and emissions in a medium-duty diesel engine

A Wu, S Cho, D Lopez Pintor, S Busch… - … Journal of Engine …, 2023 - journals.sagepub.com
Diesel piston-bowl shape is a key design parameter that affects spray-wall interactions and
turbulent flow development, and in turn affects the engine's thermal efficiency and …

[HTML][HTML] Catalyst-heating operation in compression-ignition engines: A comprehensive understanding using large eddy simulations

D Lopez-Pintor, S Busch, A Wu, T Nguyen… - Applications in Energy …, 2023 - Elsevier
Catalyst-heating operation in compression-ignition engines is critical to ensure rapid light-off
of exhaust catalysts during cold-start. This is typically achieved by using late post injections …

Enabling ethanol mixing-controlled compression-ignition combustion using 2-Ethylhexyl nitrate in an off-road engine

S Lee, DL Pintor, S Cho - Applied Energy, 2025 - Elsevier
Ethanol is one of the most promising renewable fuels for decarbonizing off-road and heavy-
duty engine applications due to a well-established industry with high production capacity …

Formation of CH2O and UHC emissions during catalyst-heating operation in compression ignition engines: High-speed FID and mid-IR extinction diagnostics

S Cho, A Wu, N Kim, S Busch, DL Pintor - Fuel, 2023 - Elsevier
To comply with increasingly stringent pollutant emissions regulations, catalyst-heating
operation in diesel engines is critical to achieving rapid light-off of exhaust aftertreatment …

Understanding hydrocarbon emissions to improve the performance of catalyst-heating operation in a medium-duty diesel engine

S Cho, A Wu, DL Pintor - SAE International Journal of Advances and …, 2023 - sae.org
To cope with regulatory standards, minimizing tailpipe emissions with rapid catalyst light-off
during cold-start is critical. This requires catalyst-heating operation with increased exhaust …

Investigating the potential of a higher reactivity fuel to achieve faster heat-up of aftertreatment systems

S Subramanian, DA Rothamer - Fuel, 2024 - Elsevier
Shortening the aftertreatment system heat-up period will be crucial to meet upcoming
emissions regulations, which mandate significant reductions in tail-pipe emissions for on …

Diesel-Range Fuel Property Effects on Medium-Duty Advanced Compression Ignition for Low-Load NO X Reduction

CS Sluder, SJ Curran - SAE International Journal of Fuels and Lubricants, 2023 - JSTOR
A diesel premixed-charge compression ignition (PCCI) technique was used at low loads at
which exhaust temperature makes urea-selective catalytic reduction (SCR) use for nitrogen …

Methanol Mixing-Controlled Compression Ignition with Ignition Enhancer for Off-Road Engine Operation

S Lee, DL Pintor, S Cho - 2024 - sae.org
Methanol is one of the most promising fuels for the decarbonization of the off-road and
transportation sectors. Although methanol is typically seen as an alternative fuel for spark …

Effects of Fuel Distillation Characteristics on the Performance of Catalyst-Heating Operation in a Medium-Duty Off-Road Diesel Engine

S Lee, DL Pintor, S Cho, S Busch - 2024 - sae.org
Catalyst heating operation in compression-ignition engines is critical to ensure rapid light-off
of exhaust catalysts during cold-start. This is typically achieved by using late post injections …

[图书][B] Investigation of the Use of High-Cetane Mono-Ether Bioblendstocks to Improve Catalyst Heating and Warmed Up Operation of MCCI Engines

S Subramanian - 2024 - search.proquest.com
The use of low-carbon intensity second-generation biofuels in applications where
conventional diesel is the predominant source of power can potentially mitigate their …