A study of methanol‐to‐olefins packed bed reactor performance using particle‐resolved CFD and machine learning
Sign Up to like & getrecommendations! Published in 2024 at "AIChE Journal"
DOI: 10.1002/aic.18520
Abstract: In this study, particle‐resolved computational fluid dynamics (CFD) simulations were performed to analyze fluid flow, mass transport, and reaction phenomena in methanol‐to‐olefins packed bed reactors with diverse cylindrical configurations and operating conditions. Utilizing validated CFD… read more here.
Keywords: packed bed; reactor performance; particle resolved; methanol olefins ... See more keywords
Evaluation of coke deposition in catalyst particles using particle-resolved CFD model
Sign Up to like & getrecommendations! Published in 2021 at "Chemical Engineering Science"
DOI: 10.1016/j.ces.2020.116122
Abstract: Abstract Catalyst deactivation by carbon deposition is an important phenomenon of catalytic industrial processes, which will lead to the decrease of reaction rates and even the blockage of the reactor. In this work, coke deposition… read more here.
Keywords: deposition; coke deposition; resolved cfd; particle resolved ... See more keywords
A particle-resolved 3D finite element model to study the effect of cathode microstructure on the behavior of lithium ion batteries
Sign Up to like & getrecommendations! Published in 2019 at "Electrochimica Acta"
DOI: 10.1016/j.electacta.2018.10.072
Abstract: Abstract This manuscript presents the formulation and implementation of a particle-resolved 3D finite element (3DFE) model to study the effect of cathode microstructure on the electrochemical and mechanical responses of lithium-ion batteries (LIBs) during the… read more here.
Keywords: resolved finite; particle resolved; model; microstructure ... See more keywords
Particle-resolved simulations of catalytic fixed bed reactors: Comparison of turbulence models, LES and PIV measurements
Sign Up to like & getrecommendations! Published in 2020 at "Powder Technology"
DOI: 10.1016/j.powtec.2019.05.012
Abstract: Abstract Particle-resolved CFD simulations are widely used for the predictions of particle-scale flow, transport processes and chemical reactions. However, the effect of turbulence models used in such simulations is not quantitatively established. In the present… read more here.
Keywords: turbulence; based models; piv measurements; particle resolved ... See more keywords
Particle-resolved direct numerical simulation of collisions of bidisperse inertial particles in a homogeneous isotropic turbulence
Sign Up to like & getrecommendations! Published in 2020 at "Powder Technology"
DOI: 10.1016/j.powtec.2020.08.023
Abstract: Abstract A particle-resolved study of a collision system composed of heavy particles and light particles in a homogeneous isotropic turbulence has been performed. Direct numerical simulations (DNS) of this system were conducted using lattice Boltzmann… read more here.
Keywords: particles homogeneous; turbulence; collision; homogeneous isotropic ... See more keywords
Particle-resolved simulation of antidunes in free-surface flows
Sign Up to like & getrecommendations! Published in 2023 at "Journal of Fluid Mechanics"
DOI: 10.1017/jfm.2023.262
Abstract: Abstract The interaction of supercritical turbulent flows with granular sediment beds is challenging to study both experimentally and numerically. This challenging task has hampered advances in understanding antidunes, the most characteristic bedform of supercritical flows.… read more here.
Keywords: resolved simulation; particle; free surface; particle resolved ... See more keywords
Emulator of PR‐DNS: Accelerating Dynamical Fields With Neural Operators in Particle‐Resolved Direct Numerical Simulation
Sign Up to like & getrecommendations! Published in 2024 at "Journal of Advances in Modeling Earth Systems"
DOI: 10.1029/2023ms003898
Abstract: Particle‐resolved direct numerical simulations (PR‐DNS) play an increasing role in investigating aerosol‐cloud‐turbulence interactions at the most fundamental level of processes. However, the high computational cost associated with high resolution simulations poses considerable challenges for large… read more here.
Keywords: direct numerical; particle resolved; resolved direct; simulation ... See more keywords
Particle resolved simulations of liquid/solid and gas/solid fluidized beds
Sign Up to like & getrecommendations! Published in 2017 at "Physics of Fluids"
DOI: 10.1063/1.4979137
Abstract: The present work studies particle resolved simulations of liquid/solid and gas/solid fluidization in a cuboid domain with periodic lateral boundary conditions. The focus is on investigating particles’ dynamics, while a particular care is devoted to… read more here.
Keywords: solid gas; liquid solid; gas solid; particle resolved ... See more keywords
Investigation of cohesive particle deagglomeration in homogeneous isotropic turbulence using particle-resolved direct numerical simulation
Sign Up to like & getrecommendations! Published in 2025 at "Physics of Fluids"
DOI: 10.1063/5.0278786
Abstract: In this study, agglomerate breakage in homogeneous isotropic turbulence is investigated using particle-resolved direct numerical simulations. Single agglomerates composed of 500 monodisperse spherical particles are considered, and their interaction with the turbulent flow is resolved… read more here.
Keywords: breakage; particle resolved; simulation; particle ... See more keywords
Simulating aerosol chamber experiments with the particle-resolved aerosol model PartMC
Sign Up to like & getrecommendations! Published in 2017 at "Aerosol Science and Technology"
DOI: 10.1080/02786826.2017.1311988
Abstract: ABSTRACT This article presents a verification and validation study of the stochastic particle-resolved aerosol model PartMC. Model verification was performed against self-preserving analytical solutions, while for validation three experiments were performed where the size distribution… read more here.
Keywords: chamber; resolved aerosol; model; aerosol model ... See more keywords
Using particle-resolved aerosol model simulations to guide the interpretations of cloud condensation nuclei experimental data
Sign Up to like & getrecommendations! Published in 2023 at "Aerosol Science and Technology"
DOI: 10.1080/02786826.2023.2202741
Abstract: Abstract Ambient aerosol particles can undergo dynamic mixing processes as they coagulate with particles from other air masses and emission sources. Therefore, aerosols exist in a spectrum, from externally mixed to internally mixed. The mixing… read more here.
Keywords: cloud condensation; condensation nuclei; mixing state; particle resolved ... See more keywords