[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 …

CFD simulation of flow distribution in the randomly packed bed Dixon ring

Y Amini, MM Shadman… - Separation Science and …, 2022 - Taylor & Francis
The maldistribution in randomly packed beds with a high diameter ratio is a result of wall-
flow formation and channeling. In this study, the thin randomly packed bed (dp/D= 1/8) filled …

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 …

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 …

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 …

A study of liquid spreading in laboratory scale random packing column with an optical method supplemented with liquid holdup characteristics

P Niegodajew, M Wilczyński, M Marek… - … Thermal and Fluid …, 2018 - Elsevier
The paper introduces an alternative optical-based methodology allowing to investigate a
liquid spreading process inside packed beds. In particular it allows determining the …

Decreasing filter cake resistance by using packing structures

PM Bandelt Riess, J Engstle, M Kuhn… - Chemical …, 2018 - Wiley Online Library
Packed beds used in absorption columns are evaluated to determine whether they can also
be beneficial for cake‐forming filtrations. To assess this, model systems are characterized …

Numerical modelling of gas flow in a random packed bed with a helical flow deflector

M Marek - Journal of Physics: Conference Series, 2024 - iopscience.iop.org
Random packed beds are often employed in chemical reactors as a means to increase the
contact surface between reactants or a catalyst. The present work proposes a helical flow …

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 …

Statistical analysis of flow velocity field inside random packed beds

M Marek - Journal of Physics: Conference Series, 2022 - iopscience.iop.org
Immersed boundary method is used for simulation of fluid flow through random packed beds
of various particles (cylinders and rings) obtained in a separate numerical simulation of the …