[HTML][HTML] Amine based CO2 capture–CFD simulation of absorber performance

P Niegodajew, D Asendrych - Applied Mathematical Modelling, 2016 - Elsevier
The paper deals with the numerical modeling of CO 2 removal from flue gases by amine
solvent in an absorber column, ie the first stage of a post-combustion capture installation …

Analysis of orientation distribution in numerically generated random packings of Raschig rings in a cylindrical container

P Niegodajew, M Marek - Powder Technology, 2016 - Elsevier
At present, application of numerical methods in generation of random packing geometries
has appeared to be the alternative approach for complex and expensive experimental …

Mass transfer characteristics and energy penalty analysis of MEA regeneration process in packed column

F Chu, G Xiao, G Yang - Sustainable Energy & Fuels, 2021 - pubs.rsc.org
The high energy consumption of the MEA regeneration process is the biggest challenge for
the application of CO2 capture by the monoethanolamine (MEA) solution. Therefore, it is …

Numerical Study of the CO2 Absorber Performance Subjected to the Varying Amine Solvent and Flue Gas Loads

D Asendrych, P Niegodajew - Chemical Engineering …, 2017 - Taylor & Francis
The paper is devoted to the amine-based post-combustion carbon dioxide capture
technology. The aim of the paper was to analyze the effect of varying flow conditions on the …

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 …

Modelling liquid redistribution in a packed bed

P Niegodajew, D Asendrych, M Marek… - Journal of Physics …, 2014 - iopscience.iop.org
The paper is devoted to the computational fluid dynamics (CFD) simulation of liquid
spreading process in a packed bed. The volume of fluid (VOF) approach was applied to …

An interfacial heat transfer in a countercurrent gas–liquid flow in a trickle bed reactor

P Niegodajew, D Asendrych - International Journal of Heat and Mass …, 2017 - Elsevier
The paper is devoted to interfacial heat exchange between gas and liquid flowing
countercurrently through a packed bed in a trickling flow regime. The lack of correlations …

Highly efficient direct air capture using solid–liquid phase separation in aqueous diamine solution as sorbent

F Cao, S Kikkawa, H Yamada… - Bulletin of the Chemical …, 2024 - academic.oup.com
To reduce climate change, absorbing CO2 directly from the air (DAC) with high-efficient CO2
absorption, low-cost, and environmentally friendly system has been attracted much attention …

CFD analysis of BED textural characteristics on TBR behavior: hydrodynamics and scaling-up

ME Cordero, S Uribe, LG Zárate… - International Journal of …, 2017 - degruyter.com
In recent years, CFD has played an important role in the understanding and design of TBR's.
In this work, through CFD with Eulerian approach, a three-phase heterogeneous reactor …

CFD modeling of multiphase counter-current flow in packed bed reactor for carbon capture

L Yang - 2015 - uknowledge.uky.edu
Packed bed reactors with counter-current, gas-liquid flows have been considered to be
applicable in CO 2 capture systems for post-combustion processing from fossil-fueled power …