Computational fluid dynamics for fixed bed reactor design

AG Dixon, B Partopour - Annual review of chemical and …, 2020 - annualreviews.org
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; …

Review on the structure of random packed‐beds

J von Seckendorff, O Hinrichsen - The Canadian Journal of …, 2021 - Wiley Online Library
Independent from their intended purpose, the understanding of structural characteristics of
random packings of particles having defined shapes is important to understand and optimize …

Materials processing model-driven discovery framework for porous materials using machine learning and genetic algorithm: A focus on optimization of permeability …

T Yasuda, S Ookawara, S Yoshikawa… - Chemical Engineering …, 2023 - Elsevier
This study proposes a material discovery framework for porous materials to identify design
variable recipes and the corresponding material structures that can be utilized to improve …

Improving the radial heat transport and heat distribution in catalytic gas-solid reactors

GD Wehinger - Chemical Engineering and Processing-Process …, 2022 - Elsevier
Improving the radial heat transport or the heat distribution is a paramount aspect for the
sustainable and safe operation of catalytic gas-solid reaction systems. In this perspective …

Pore-scale numerical simulation of the heat transfer and fluid flow characteristics in metal foam under high Reynolds numbers based on tetrakaidecahedron model

Y Tang, H Wang, C Huang - International Journal of Thermal Sciences, 2023 - Elsevier
In this paper, the pressure drops and interfacial heat transfer coefficient in metal foam with
different pore density which was constructed by tetrakaidecahedron models were …

An open-source workflow for open-cell foams modelling: Geometry generation and CFD simulations for momentum and mass transport

E Agostini, G Boccardo, D Marchisio - Chemical Engineering Science, 2022 - Elsevier
Open-cell foams are porous materials characterized by high porosity and large specific
surface, industrially employed as catalyst supports or particulate filters. These materials can …

Radial heat transport in a fixed-bed reactor made of metallic foam pellets: Experiment and Particle-resolved Computational Fluid Dynamics

GR George, M Bockelmann, L Schmalhorst… - International Journal of …, 2022 - Elsevier
Open-cell metallic foams in the shape of pelletized catalysts are regarded as potential
catalyst substrates for the application in fixed-bed reactors. This work reports an …

Optimization of metal foam pellet shape in packed beds for improved radial heat transfer using particle-resolved computational fluid dynamics

GR George, M Bockelmann, L Schmalhorst… - … and Processing-Process …, 2023 - Elsevier
Process intensification in tubular reforming reactors has always been a topic of interest,
particularly for improving the radial heat transfer. The innovation of open-cell metallic foam …

Quantifying the impact of intraparticle convection within fixed beds formed by catalytic particles with low macro-porosities

S Kyrimis, ME Potter, R Raja… - ACS Engineering Au, 2023 - ACS Publications
Computational fluid dynamics (CFD) modeling plays a pivotal role in optimizing fixed bed
catalytic chemical reactors to enhance performance but must accurately capture the various …

Pore-scale numerical study of flow characteristics in anisotropic metal foam with actual skeleton structure

P Yu, Y Wang, R Ji, H Wang, J Bai - International Communications in Heat …, 2021 - Elsevier
Owing to the complex structure of open-cell metal foams, skeleton structures that do not
include micropores have been widely used to represent foam structures in recent years. In …