Investigation of particle size impact on dense particulate flows in a vertical pipe

WL Ren, XH Zhang, Y Zhang, P Li, XB Lu - Physics of Fluids, 2023 - pubs.aip.org
In this work, a semi-resolved computational fluid dynamics-discrete element method is
employed to study the effects of fluid–particle and particle–particle/wall interactions on …

Numerical simulation on transportation behavior of dense coarse particles in vertical pipe with an optimized Eulerian–Lagrangian method

Y Zhang, XB Lu, XH Zhang - Physics of Fluids, 2022 - pubs.aip.org
Solid–liquid two-phase flow with dense coarse particles in the pipeline exists widely in
energy and resources engineering, especially in the prospective hydraulic lifting scenario of …

Flow regimes and characteristics of dense particulate flows with coarse particles in inclined pipe

Y Zhang, W Ren, P Li, X Zhang, X Lu - Powder Technology, 2023 - Elsevier
This paper presents a numerical simulation for dense particulate flows with coarse particles
in inclined pipe to identify different flow regimes by means of computational fluid dynamics …

Computational fluid dynamics investigation of bitumen residues in oil sands tailings transport in an industrial horizontal pipe

SG Sontti, M Sadeghi, K Zhou, E Zheng, X Zhang - Physics of Fluids, 2023 - pubs.aip.org
Pipeline transport is commonly used in the oil sand industry to convey crushed oil sand ores
and tailings. Bitumen residues in the oil sand tailings can be a threat to the environment that …

Kinematic waves and collision effects in dense fluid–particle flow during hydraulic conveying

Y Zhang, Y Liu, W Ren, P Li, X Zhang, X Lu - International Journal of …, 2024 - Elsevier
The effects of fluid–particle and particle–particle interactions on the kinematic waves and
particle dynamics in a vertical pipe with continuous upward fluid flow are investigated. The …

Modeling and validation of coarse-grained computational fluid dynamics–discrete element method for dense gas–solid flow simulation in a bubbling fluidized bed

Z Zhao, L Zhou, L Bai, MA El-Emam, R Agarwal - Physics of Fluids, 2023 - pubs.aip.org
Computational fluid dynamics (CFD) combined with the discrete element method (DEM) are
powerful tools for analyzing dense gas–solid flows. However, the computational cost of CFD …

Investigation of the characteristics and mechanisms of the layer inversion in binary liquid–solid fluidized beds with coarse particles

WL Ren, Y Zhang, XH Zhang, XB Lu - Physics of Fluids, 2022 - pubs.aip.org
This paper adopts an optimized Euler–Lagrange method proposed in our previous work to
study the characteristics and formation mechanisms of layer inversion in binary liquid–solid …

[HTML][HTML] Oil-water separation in a cylindrical cyclone with vortex finder

J Zhang, Y He, S Liu, J Xu - Physics of Fluids, 2022 - pubs.aip.org
Cylindrical cyclones are always used in the petroleum industry to separate the oil-water two-
phase mixtures or treatment the waste water. Here, we use dimensional analysis and …

Investigation of motion characteristics of coarse particles in hydraulic collection

WL Ren, XH Zhang, Y Zhang, XB Lu - Physics of Fluids, 2023 - pubs.aip.org
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 …

Large-eddy simulation of particle-laden isotropic turbulence using machine-learned subgrid-scale model

Q Wu, Y Zhao, Y Shi, S Chen - Physics of Fluids, 2022 - pubs.aip.org
We apply a machine-learned subgrid-scale model to large-eddy simulations (LES) of heavy
particles in isotropic turbulence with different Stokes numbers. The data-driven model …