Importance of filter's microstructure in dynamic filtration modeling of gasoline particulate filters (GPFs): Inhomogeneous porosity and pore size distribution

J Gong, ML Stewart, A Zelenyuk, A Strzelec… - Chemical Engineering …, 2018 - Elsevier
The state-of-the-art multiscale modeling of gasoline particulate filter (GPF) including channel
scale, wall scale, and pore scale is described. The microstructures of two GPFs were …

Effect of ethanol blending on particulate formation from premixed combustion in spark-ignition engines

S Sakai, D Rothamer - Fuel, 2017 - Elsevier
Particulate formation due to combustion of a wide range of ethanol-gasoline blends were
investigated in an internal combustion engine. The engine used for this study is a single …

An experimental study of the role of biodiesel on the performance of diesel particulate filters

Y Guo, S Stevanovic, P Verma, M Jafari, N Jabbour… - Fuel, 2019 - Elsevier
The study investigates the impact of the physical properties of biodiesel particulate matter on
the performance of diesel particulate filters (DPF). Filtration efficiency (FE) and pressure …

Experimental investigation of the effect of inlet particle properties on the capture efficiency in an exhaust particulate filter

S Viswanathan, D Rothamer, A Zelenyuk… - Journal of Aerosol …, 2017 - Elsevier
The impact of inlet particle properties on the filtration performance of clean and particulate
matter (PM) laden cordierite filter samples was evaluated using PM generated by a spark …

Extended model for filtration in gasoline particulate filters under practical driving conditions

R Walter, J Neumann, O Hinrichsen - Environmental Science & …, 2020 - ACS Publications
In order to reliably predict the particle number filtration of gasoline particulate filters (GPF)
under practical driving conditions, an extension to established filtration models is developed …

Analysis of gas flow and PM movement characteristics inside diesel particulate filter channel

G Bao, C He, T Zi, J Li, X Liu - Process Safety and Environmental Protection, 2024 - Elsevier
Based on experimental data from engine after-treatment tests, the diesel particulate filter
(DPF) microscopic channel model was constructed using UG, and the accumulation of …

Applying 3D X-ray Microscopy to Model Coated Gasoline Particulate Filters under Practical Driving Conditions

R Walter, J Neumann, A Velroyen… - … Science & Technology, 2022 - ACS Publications
Recent progress in 3D X-ray microscopy allows the analysis of coated gasoline particulate
filters on a detailed pore-scale level. However, derivable detailed three-dimensional models …

Study of the deep-bed filtration using pore filtration model (PFM)

Y Yang, C Rutland, D Rothamer - SAE International Journal of Fuels and …, 2018 - JSTOR
To meet stringent emissions regulations, filtration devices are often used in engine exhaust
systems to reduce particulate mass (PM) and particulate number (PN). Diesel particulate …

Simulation of deep-bed filtration of a gasoline particulate filter with inhomogeneous wall structure under different particle size distributions

Z Li, B Shen, Y Zhang, X Kong… - International Journal of …, 2021 - journals.sagepub.com
In order to describe the microstructure of the porous wall of a gasoline particulate filter
(GPF), a pore size distribution based on a probability density function (PDF) and a non …

Experimental investigation of the effect of pore size distribution on nano-particle capture efficiency within ceramic particulate filters

S Viswanathan, ML Stewart, DA Rothamer - Emission Control Science and …, 2021 - Springer
The effect of the pore size distribution on size-resolved filtration efficiency was investigated
for two ceramic particulate filters using particulate matter (PM) generated by a spark-ignition …