Physics informed deep learning for flow and force predictions in dense ellipsoidal particle suspensions

NR Ashwin, D Tafti, N Muralidhar, Z Cao - Powder Technology, 2024 - Elsevier
Solid-fluid multiphase systems are ubiquitous in many chemical, pharmaceutical, and
energy based applications. These flows are challenging to study experimentally, thus …

Binary interactions between stationary circular and non-circular cylinders in steady unbounded flow

L Jbara, A Wachs - Physics of Fluids, 2024 - pubs.aip.org
We perform two-dimensional particle resolved direct numerical simulations of the steady
cross flow past a pair of interacting circular and non-circular cylinders with the cut-cell …

A physics-inspired neural network to model higher order hydrodynamic interactions in heterogeneous suspensions

L Jbara, Z Cheng, A Wachs - International Journal of Multiphase Flow, 2025 - Elsevier
We propose a novel physics-inspired, data-driven framework for modeling particle-laden
flows that conceptually overcomes the limitations of conventional methods. By building on …

[HTML][HTML] Flow past a random array of statistically homogeneously distributed stationary Platonic polyhedrons: Data analysis, Probability maps and Deep Learning …

A Goyal, G Gai, Z Cheng, JP Cunha, L Zhu… - International Journal of …, 2024 - Elsevier
We perform particle-resolved direct numerical simulations (PR-DNS) of the flow past a
random array of stationary Platonic polyhedrons seeded in a tri-periodic box at Reynolds …

[HTML][HTML] Solid-fluid force modeling: Insights from comparing a reduced order model for a pair of particles with resolved CFD-DEM

L Barbeau, S Étienne, C Béguin, B Blais - International Journal of …, 2024 - Elsevier
Solid-fluid force models are essential to efficiently model multiple industrial apparatuses
such as fluidized beds, spouted beds, and slurry transport. They are generally built using …

Hindered settling of a log-normally distributed Stokesian suspension

H Li, L Botto - Journal of Fluid Mechanics, 2024 - cambridge.org
Settling velocity statistics for dilute, non-Brownian homogeneous suspensions of
polydisperse spheres having a log-normal size distribution are generated from Stokesian …

Hydrodynamic force interaction of two fixed spheres in a wall-bounded linear shear flow

A Goyal, JL Pierson, A Wachs - International Journal of Multiphase Flow, 2024 - Elsevier
We examine the modulations of the drag coefficient C d and lift coefficient C l on a spherical
particle caused by the presence of a neighboring sphere when positioned in close proximity …

An evaluation of two-way coupled Euler–Lagrange methodology through direct comparison with particle-resolved simulations

J Kim, SV Apte, S Balachandar - Physics of Fluids, 2024 - pubs.aip.org
The two-way coupled Euler–Lagrange (EL) methodology is an efficient computational tool
for investigating multiphase flows, enabling simulations with tens of millions of particles …

Evaluation of Two-Way Coupled Euler-Lagrange Methodology on Finite Volume Fraction: Application to Swirling Jets

J Kim - 2024 - search.proquest.com
Abstract The Euler-Lagrange (EL) approach is a prevalent method for simulating multiphase
flows, wherein the continuous phase is described using the Eulerian framework while the …