Particles encountered in nature and engineering practice are normally not spherical but of
irregular shapes. Particle shape plays a key role in determining the behaviour of bulk solids …

The escalating levels of atmospheric carbon dioxide (CO 2) and methane in recent decades
have generated significant interest among researchers worldwide to identify expeditious …

In 2006, Dixon et al. published the comprehensive review article entitled “Packed tubular
reactor modeling and catalyst design using computational fluid dynamics.” More than one …

Flow, heat, and mass transfer in fixed beds of catalyst particles are complex phenomena
and, when combined with catalytic reactions, are multiscale in both time and space; …

This work reports the results of a perspective workshop held in summer 2021 discussing the
current status and future needs for multiscale modeling in reaction engineering. This …

A promising workflow for computational generation and meshing of resolved-particle
randomly packed beds of arbitrary-shaped particles is described. The workflow is based on …

Resolved-particle 3-D computational fluid dynamics (CFD) simulations are presented of
endothermic steam methane reforming in a random packed bed of 807 spherical catalyst …

Independent from their intended purpose, the understanding of structural characteristics of
random packings of particles having defined shapes is important to understand and optimize …

Three dimensional CFD simulations with computer generated packings by DEM simulations
are becoming a powerful approach for simulating heat transfer in fixed-bed reactors with …

A common reactor type in the chemical and process industry is the fixed-bed reactor.
Accurate modeling can be achieved with particle-resolved computational fluid dynamic …