Dynamics of granular debris flows against slit dams based on the CFD–DEM method: effect of grain size distribution and ambient environments
Earth surface flows in nature, like debris flows and rock avalanches, have threatened
people's safety and infrastructure during past decades. Though grain size distribution (GSD) …
people's safety and infrastructure during past decades. Though grain size distribution (GSD) …
Simultaneous modeling of powder rigid motion and molten pool evolution for powder-based additive manufacturing
The rigid motions of powders widely exist in powder-based laser additive manufacturing, like
powder deposition, entrainment and spattering. These phenomena simultaneously happen …
powder deposition, entrainment and spattering. These phenomena simultaneously happen …
A Cu-Ag double-layer coating strategy for stable and reversible Zn metal anodes
J Liu, Q Luo, S Xia, X Yang, J Lei, Q Sun… - Journal of Colloid and …, 2024 - Elsevier
Structuring a stable artificial coating to mitigate dendrite growth and side reactions is an
effective strategy for protecting the Zn metal anode. Herein, a Cu-Ag double-layer metal …
effective strategy for protecting the Zn metal anode. Herein, a Cu-Ag double-layer metal …
Microscopic investigation of the influence of complex stress states on internal erosion and its impacts on critical hydraulic gradients
C Zhou, JG Qian, ZY Yin - International Journal for Numerical …, 2022 - Wiley Online Library
Internal erosion involves the loss of fine particles within the matrix of coarse particles under
seepage flow, posing a severe threat to hydraulic structures. This paper focuses on internal …
seepage flow, posing a severe threat to hydraulic structures. This paper focuses on internal …
Investigation of motion characteristics of coarse particles in hydraulic collection
The solid–fluid two-phase flow with coarse particles is an important research object in the
two-phase transportation field, such as deep-sea mining. This paper adopts the resolved …
two-phase transportation field, such as deep-sea mining. This paper adopts the resolved …
Calculation of particle volume fraction in computational fluid dynamics-discrete element method simulation of particulate flows with coarse particles
Computational fluid dynamics-discrete element method is frequently used for modeling
particulate flows due to its high efficiency and satisfactory accuracy. The particle volume …
particulate flows due to its high efficiency and satisfactory accuracy. The particle volume …
Numerical prediction of particle slip velocity in turbulence by CFD-DEM simulation
Z Sun, X Yan, L Wang, X Li, A Wang, H Zhang - Particuology, 2023 - Elsevier
Turbulent environment improves the flotation recovery of fine particles by promoting the
particle–bubble collision rate, which directly depends on the particle slip velocity. However …
particle–bubble collision rate, which directly depends on the particle slip velocity. However …
Numerical investigation of gas-liquid flow hydrodynamics in three-dimensional bottom-blown reactor via LES-VOF coupled model
P Liu, S Yang, J Hu, H Wang - Chemical Engineering Science, 2023 - Elsevier
In this study, a coupled interface-resolved volume of fluid model and large eddy simulation is
employed to explore bubble dynamics in a three-dimensional bottom-blown reactor. After …
employed to explore bubble dynamics in a three-dimensional bottom-blown reactor. After …
Scour mechanism around a pipeline under different current-wave conditions using the CFD-DEM coupling model
H Ma, B Li, S Zhang - Computers and Geotechnics, 2024 - Elsevier
Understanding the pipeline scour mechanism under different conditions is essential for
protection measures. The computational fluid dynamics (CFD) and discrete element method …
protection measures. The computational fluid dynamics (CFD) and discrete element method …
Coupled CFD-DEM simulation of pin-type wet stirred media mills using immersed boundary approach and hydrodynamic lubrication force
Qualitative description of stressing energies between grinding beads/media in wet stirred
media mills at different operation settings could provide a comprehensive understanding of …
media mills at different operation settings could provide a comprehensive understanding of …