Effect of turbulence modeling on hydrodynamics of a turbulent contact absorber

A Ullah, A Amanat, M Imran, SSJ Gillani, M Kilic… - … and Processing-Process …, 2020 - Elsevier
A computational fluid dynamics (CFD) study is conducted to find a suitable two equation
turbulence model for accurate prediction of hydrodynamics of an inhouse turbulence contact …

CFD simulation of liquid holdup in a three-phase countercurrent turbulent contact absorber

M Muhammad, M Zaman, F Li, A Gungor, A Ullah - Powder Technology, 2023 - Elsevier
CFD study of a turbulent contact absorber (TCA) for Type I and Type II regimes is performed
where Eulerian approach is used with closures from using Kinetic Theory of Granular Flow …

Performance of industrially implemented turbulent contact absorbers–A comparative study

FM Ilea, AM Cormos, S Dragan, VC Sandu… - … Research and Design, 2024 - Elsevier
The current study aims to assess the performance and industrial feasibility of using three-
phase fluidized bed absorption columns for post-combustion carbon dioxide (CO 2) capture …

Assessment of turbulent contact absorber hydrodynamics with application in carbon capture

FM Ilea, AM Cormos, S Dragan, CC Cormos - Chemical Engineering …, 2022 - Elsevier
Chemical gas–liquid absorption systems are one of the most employed technologies for CO
2 removal from post-combustion processes, due to the high capture efficiency. This work …

Numerical Analysis of Flash Ironmaking Process in a Newly Proposed Counter-Current Downer

Y Yang, Z Shen, J Xu, H Liu - JOM, 2022 - Springer
A counter-current downer is proposed as a new structure to improve the flash ironmaking
technology (FIT). A computational fluid dynamics (CFD) model was established to predict the …

Gas Holdup in Turbulent Bed Contactor: Experiments and Prediction Model

B Bensebia, FZ Chaouche, SK Moustefaï - Kemija u industriji: Časopis …, 2022 - hrcak.srce.hr
Sažetak Knowledge of gas holdup is important for the development of the three-phase
fluidized bed reactors. This work concerns the study of the effect of different operating …

Numerical simulation of hydrodynamics in a turbulent contact absorber: a simplified approach

M Imran, A Ullah, SW Ahmad, HG Qutab… - Arabian Journal for …, 2020 - Springer
In the current work, hydrodynamics of a turbulent contact absorber (TCA) was studied in
terms of bed pressure drop and expanded bed height by adopting a simplified modeling …

Numerical Simulation of Wet Particles Motion in a Vertical Powder Dryer.

L Yu, D Pang, M She, H Qiu, P Cao… - Fluid Dynamics & …, 2024 - search.ebscohost.com
In this study, the motion of wet particles in the drying unit of a vertical powder dryer is
investigated by using a Discrete element method (DEM) coupled with a liquid bridge force …

[PDF][PDF] Numerical study on the solid-liquid residence time distribution in a counter-current screw extractor

A Lehr, G Janiga, A Seidel-Morgenstern… - Conference on Modelling …, 2022 - cmff.hu
The efficiency of extraction processes highly depends on the contact times and areas
between the solvent and the valuable substance. In this study a solid-liquid screw extraction …

A CFD Simulation for a Two-Phase Turbulent Bed Contactor

HA Khalifeh, M Alkhedher… - 2019 8th International …, 2019 - ieeexplore.ieee.org
Turbulent bed contactors (TBC) employed extensively in process industry and received
much attention due to their high efficiency, and low capital and operating costs. In this paper …