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 …

Gas-solid fluidization technology has been commercialized in many industrial applications
since its implementation in the fluid catalytic cracking process in the early 1940s, however …

This article reviews the general features of the multiscale structures in particle–fluid systems
and the characterization, modeling, and simulation methods for these systems. The …

In the century-long development of fluidization technology, simulation methods have
evolved in response to scientific and engineering demands, which in turn have produced …

The coal-direct chemical looping (CDCL) process is a promising clean coal combustion
technology, yet the internal multiphase reactive flows in the full-loop system are not clear. In …

The gas–solid particle two-phase flow in a fluidized bed shows complex physics. The multi-
scale algorithm composed of the coupled gas-kinetic scheme (GKS) for the gas phase and …

We devise a novel computational framework to achieve efficient multiscale modeling for
suspension flows. The modeling framework comprises a particle-resolving direct numerical …

Interphase drag coefficient is a critical input in two-fluid model (TFM) and discrete particle
method (DPM). In this study, extensive TFM and DPM simulations were carried out to study …

The discrete element method (DEM) is widely used to tackle problems associated with
granular material processing. Its applications are diverse, ranging from powder mixing to …

We present a novel hybrid multi-scale model, referred to as “discrete magnification lens”
method, which utilizes a computational fluid dynamics coupled to discrete element method …