Gas-solid fluidized beds have drawn the attention of engineers and researchers as an
effective technology for a large variety of applications, and numerical simulations can play …

With increasing the computational resources, the number of publications about coupled
computational fluid dynamics–discrete element method is in the rise in the recent years. This …

In this work, a strategy capable of simulating polydisperse flows in complex geometries is
employed where the fluid transport equations are solved in an Eulerian framework and the …

This paper reviews the use of discrete particle models (DPMs) for the study of the flow
phenomena prevailing in fluidized beds. DPMs describe the gas-phase as a continuum …

In the past few decades, multi-scale numerical methods have been developed to model
dense gas-solid flow in fluidized beds with different resolutions, accuracies, and efficiencies …

Spout–fluid beds find a widespread application in the process industry for efficient
contacting of large particles with a gas. However, detailed understanding of the complex …

With rapid advancements in computer hardware and numerical algorithms, computational
fluid dynamics (CFD) has been increasingly employed as a useful tool for investigating the …

Discrete particle simulations of a segregating system are performed using various drag
relations and boundary conditions, and compared to experiments. The boundary conditions …

Fluidised beds play an important role in physical and chemical engineering processing.
Understanding the granular motion within these beds is essential for design, optimisation …

Two different approaches to constitutive relations for filtered two‐fluid models (TFM) of gas–
solid flows are deduced. The first model (Model A) is derived using systematically filtered …