A fast adhesive discrete element method for random packings of fine particles
Introducing a reduced particle stiffness in discrete element method (DEM) allows for bigger
time steps and therefore fewer total iterations in a simulation. Although this approach works …
time steps and therefore fewer total iterations in a simulation. Although this approach works …
Numerical study on compression processes of cohesive bimodal particles and their packing structure
In this study, the compression characteristics of bimodal cohesive particles were
investigated using a discrete element method (DEM) simulation. The compression and …
investigated using a discrete element method (DEM) simulation. The compression and …
Dynamic characteristics and real-time control of a particle-to-sCO2 moving bed heat exchanger assisted by BP neural network
W Fang, S Chen, S Shi - Energy, 2022 - Elsevier
The transient response of a particle-to-sCO 2 moving bed heat exchanger (MBHE) is
investigated by a continuum model when perturbations are applied to the particle inlet …
investigated by a continuum model when perturbations are applied to the particle inlet …
Particle-size control on the structure and collapsibility of sediments formed by air-fall deposition
L Xu, S Nong, Y Dong, Z Sun - Catena, 2024 - Elsevier
Aeolian deposition is significant to the landscape formation on Earth and even other
planetary bodies. Particle size controls the transport distance of particles. However, the …
planetary bodies. Particle size controls the transport distance of particles. However, the …
Numerical simulation of mixed aerosols deposition behavior on cylindrical cross fibers
YC Qian, RR Cai, LZ Zhang - Advanced Powder Technology, 2022 - Elsevier
In the actual dust removal process, aerosol particles with distinct physical properties often
coexist. Most studies on fiber filtration focused on the particles of a single species, resulting …
coexist. Most studies on fiber filtration focused on the particles of a single species, resulting …
Numerical investigation of sand-screen performance in the presence of adhesive effects for enhanced sand control
In many industrial processes, an effective particle–filtration system is essential for removing
unwanted solids. The oil and gas industry has explored various technologies to control and …
unwanted solids. The oil and gas industry has explored various technologies to control and …
Random loose packing of small particles with liquid cohesion
Random packing of wet grains is numerically investigated using a multiscale discrete
element method. The cohesion between wet grains is evaluated by the Weber number, with …
element method. The cohesion between wet grains is evaluated by the Weber number, with …
Study on the effect of nanoparticles on the bulk and flow properties of granular systems
YN Zheng, HF Lu, XL Guo, X Gong - Fuel Processing Technology, 2018 - Elsevier
In the process of coal combustion and gasification, the evaporation of inorganic substances
forms submicron particles, which are very cohesive and play an important role in the …
forms submicron particles, which are very cohesive and play an important role in the …
Unsteady flows and inhomogeneous packing in damp granular heap flows
We experimentally study the transition from steady flow to unsteady flow in a quasi-two-
dimensional granular heap when small amounts of water are added to monodisperse glass …
dimensional granular heap when small amounts of water are added to monodisperse glass …
[HTML][HTML] On the use of packing models for the prediction of fluvial sediment porosity
C Rettinger, M Tabesh, U Rüde… - Earth Surface …, 2023 - esurf.copernicus.org
Obtaining accurate porosity information of fluvial sediment deposits is helpful and desirable
for many tasks of river engineers. Besides direct measurements of single samples and …
for many tasks of river engineers. Besides direct measurements of single samples and …