Results 1 to 10 of about 1,722,550 (287)

CFD-DEM model of plugging in flow with cohesive particles. [PDF]

open access: yesSci Rep, 2023
Abstract Plugging in flows with cohesive particles is crucial in many industrial and real-life applications such as hemodynamics, water distribution, and petroleum flow assurance. Although probabilistic models for plugging risk estimation are presented in the literature, multiple details of the process remain ...
Saparbayeva N, Balakin BV.
europepmc   +5 more sources

CFD-DEM and TFM Simulations of Spouted Bed

open access: yesChemical Engineering Transactions, 2017
This research compared TFM and CFD-DEM models for simulation of a slot-rectangular spouted bed. Limits, drawbacks and benefits of the models were discussed and compared.
S. Golshan, B. Esgandari, R. Zarghami
doaj   +2 more sources

Coupled CFD-DEM simulation of progressive failure of tunnel face in sand. [PDF]

open access: yesPLoS ONE
Many studies have investigated tunnel face failure using the discrete element method (DEM). However, DEM simulations that incorporate water-soil interactions in tunnel face failure are still limited.
Zuyan Wang   +5 more
doaj   +2 more sources

Study of CFD-DEM on the Impact of the Rolling Friction Coefficient on Deposition of Lignin Particles in a Single Ceramic Membrane Pore [PDF]

open access: yesMembranes, 2023
The discrete element method coupled with the computational fluid dynamic (CFD-DEM) method is effective for studying the micro-flow process of lignin particles in ceramic membranes.
Hao Wang   +6 more
doaj   +2 more sources

Macro and micro analysis on coal-bearing soil slopes instability based on CFD-DEM coupling method. [PDF]

open access: yesPLoS ONE, 2021
By combining the discrete element method (DEM) with computational fluid dynamics (CFD), this study proposes a three-dimensional CFD-DEM fluid-solid coupling microscopic computational model for analyzing the micromechanisms of instability and failure in a
Hong Zhang, Bang Zhang, Can Wu, Kun Chen
doaj   +2 more sources

Numerical Simulation of Particle Dynamics in a Spiral Jet Mill via Coupled CFD-DEM [PDF]

open access: yesPharmaceutics, 2021
Spiral jet mills are ubiquitous in the pharmaceutical industry. Breakage and classification in spiral jet mills occur due to complex interactions between the fluid and the solid phases.
Satyajeet Bhonsale   +3 more
doaj   +2 more sources

CFD-DEM simulations of a fluidized bed crystallizer

open access: yesChemical Engineering Science, 2017
Abstract In the present study, important features of the two-phase flow in a fluidized bed crystallizer are examined by numerical computations and companion experiments. The simulations are carried out using a coupled CFD-DEM approach (CFD: Computational Fluid Dynamics; DEM: Discrete Element Method).
Dominique Thevenin   +2 more
exaly   +3 more sources

Numerical Simulation of Particle Motions in Cascade Impactor and Human Respiratory System [PDF]

open access: yesMATEC Web of Conferences, 2021
Dry powder inhalations (DPIs) have gathered attention as a treatment for respiratory diseases due to the large effective absorption area in a human lung. A cascade impactor is generally used to investigate the inhalation performance of DPIs.
Ohsaki Shuji   +4 more
doaj   +1 more source

Proposal of a new approach to perform advanced flow modeling for subsurface flow treatment wetlands

open access: yesWater Science and Technology, 2023
This study describes a new approach to model treatment wetlands (TW) by using computational fluid dynamics (CFD) coupled with the discrete element method (DEM).
Kesley Antonio Santos   +2 more
doaj   +1 more source

Arbitrary resolved-unresolved CFD-DEM coupling method and its application to seepage flow analysis in sandy soil

open access: yesYantu gongcheng xuebao, 2021
The Euler-Lagrange coupling scheme based on the continuous and discrete theories has been becoming increasingly popular in numerical analysis of fluid-particle interaction.
WANG Yin 1, TAO Yi-chen 1, CHENG Kuang 1, YANG Qing 1
doaj   +1 more source

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