Coarse-grain dem modelling in fluidized bed simulation: A review

A Di Renzo, ES Napolitano, FP Di Maio - Processes, 2021 - mdpi.com
In the last decade, a few of the early attempts to bring CFD-DEM of fluidized beds beyond
the limits of small, lab-scale units to larger scale systems have become popular. The …

Hydrodynamic modeling of liquid-solid flow in polyolefin slurry reactors using CFD techniques–A critical analysis

AK Thakur, R Kumar, N Banerjee, P Chaudhari… - Powder Technology, 2022 - Elsevier
This first-of-its-kind review discusses the hydrodynamics for polyolefin productions in slurry
reactors using CFD. Past reviews in this field are specifically focused on the CFD …

Evaluation of the significance of the contact model particle parameters in the modelling of wet soils by the discrete element method

S Mudarisov, I Farkhutdinov, R Khamaletdinov… - Soil and Tillage …, 2022 - Elsevier
Modelling of the tillage process by working tools based on the method of discrete elements
is currently the most promising. The results of modelling the processing process obtained by …

Numerical simulation of fluidization: Driven by challenges

Y Zhang, J Xu, Q Chang, P Zhao, J Wang, W Ge - Powder Technology, 2023 - Elsevier
In the century-long development of fluidization technology, simulation methods have
evolved in response to scientific and engineering demands, which in turn have produced …

Analysis of the effect of geometric and flow parameters on the separation efficiency of virtual impact separators: Optimization based on response surface methodology

W Nie, Y Dou, C Xu, H Peng, F Liu, H Li, H Li… - Process Safety and …, 2024 - Elsevier
Respiratory dust is the primary factor triggering pneumoconiosis. Accurately separating
respiratory dust from total dust according to specific criteria are key aspects of respiratory …

A coarse grain model with parameter scaling of adhesion forces from liquid bridge forces and JKR theory in the discrete element method

Y Kosaku, Y Tsunazawa, C Tokoro - Chemical Engineering Science, 2023 - Elsevier
The discrete element method (DEM) is a reliable tool for analyzing powder processes.
However, the DEM is problematic for fine particle simulations owing to its huge …

Mechanical forces drive a reorientation cascade leading to biofilm self-patterning

J Nijjer, C Li, Q Zhang, H Lu, S Zhang, J Yan - Nature communications, 2021 - nature.com
In growing active matter systems, a large collection of engineered or living autonomous units
metabolize free energy and create order at different length scales as they proliferate and …

Justification of the soil dem-model parameters for predicting the plow body resistance forces during plowing

S Mudarisov, Y Lobachevsky, I Farkhutdinov… - Journal of …, 2023 - Elsevier
The discrete element method has recently become a popular tool for developing soil models
to be used for modelling the tillage process, which involves using working tools. The …

Coarse-graining of CFD-DEM for simulation of sand production in the modified cohesive contact model

D Kazidenov, F Khamitov, Y Amanbek - Gas Science and Engineering, 2023 - Elsevier
Sand production is an important issue for many hydrocarbon recovery applications in
unconsolidated reservoirs. The model using the computational fluid dynamics coupled with …

[HTML][HTML] Investigating the production of all-solid-state battery composite cathodes by numerical simulation of the stressing conditions in a high-intensity mixer

F Frankenberg, M Kissel, CF Burmeister, M Lippke… - Powder Technology, 2024 - Elsevier
All-solid-state batteries (ASSB) are considered as attractive further development of
conventional lithium-ion batteries, since they are expected to deliver higher energy and …