Modeling fixed-bed reactors from metal-foam pellets with detailed CFD

GD Wehinger, ST Kolaczkowski, L Schmalhorst… - Chemical Engineering …, 2019 - Elsevier
Open-cell metal foams are a promising alternative to conventional solid pellets for the
application as structured catalyst support. Pellets made from metal foams can be used in …

Workflow for computational fluid dynamics modeling of fixed‐bed reactors packed with metal foam pellets: Hydrodynamics

GR George, M Bockelmann, L Schmalhorst… - AIChE …, 2023 - Wiley Online Library
In recent years, the catalyst pellets made of open‐cell metallic foams have been identified as
a promising alternative in fixed‐bed reactors. A reliable modeling tool is necessary to …

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 …

Influence of foam morphology on flow and heat transport in a random packed bed with metallic foam pellets—An investigation using CFD

GR George, M Bockelmann, L Schmalhorst, D Beton… - Materials, 2022 - mdpi.com
Open-cell metallic foams used as catalyst supports exhibit excellent transport properties. In
this work, a unique application of metallic foam, as pelletized catalyst in a packed bed …

Potential for metal foams to act as structured catalyst supports in fixed-bed reactors

ST Kolaczkowski, S Awdry, T Smith, D Thomas… - Catalysis Today, 2016 - Elsevier
Experiments were performed in which the benefits of flow through the large interconnecting
cavities in structured metal foams (acting as catalyst supports) could be better understood …

[HTML][HTML] Multiscale modeling of fixed-bed reactors with porous (open-cell foam) non-spherical particles: Hydrodynamics

S Das, NG Deen, JAM Kuipers - Chemical Engineering Journal, 2018 - Elsevier
An accurate numerical model is proposed to simulate flow through cylindrical fixed-bed
reactors with randomly packed porous non-spherical particles. The length scale for flow …

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 …

Numerical simulation of heat transfer in the near-wall region of tubular reactors packed with metal open-cell foams

E Bianchi, G Groppi, W Schwieger, E Tronconi… - Chemical Engineering …, 2015 - Elsevier
A numerical investigation of the thermal transport processes in the near-wall region of a
reactor packed with metal open-cell foams is presented in view of the development of …

Development of a heat transport model for open-cell metal foams with high cell densities

P Aghaei, CG Visconti, G Groppi, E Tronconi - Chemical Engineering …, 2017 - Elsevier
If made of highly conductive materials, open-cell metal foams are particularly interesting as
enhanced catalyst supports for fast exo/endo-thermic reactions due to their excellent heat …

Metal foams as novel catalyst support in environmental processes

A Gancarczyk, K Sindera, M Iwaniszyn, M Piątek… - Catalysts, 2019 - mdpi.com
Metal foams are considered as promising catalyst carriers due to their high porosity, large
specific surface area, and satisfactory thermal and mechanical stability. The study presents …