[HTML][HTML] State of the art on two-phase non-miscible liquid/gas flow transport analysis in radial centrifugal pumps Part C: CFD approaches with emphasis on improved …

M Hundshagen, R Skoda - International Journal of Turbomachinery …, 2023 - mdpi.com
Predicting pump performance and ensuring operational reliability under two-phase
conditions is a major goal of three-dimensional (3D) computational fluid dynamics (CFD) …

Recent progress in hydrodynamic characteristics research and application of annular centrifugal extractors

H Yang, X Yang, X Dong, Z Lu, Z Bai, Y Wang… - Frontiers of Chemical …, 2022 - Springer
The annular centrifugal extractor (ACE) integrates mixing and separation. It has been widely
used in many industrial fields because of its low residence time, compact structure, and high …

Three-dimensional simulations of liquid/gas flow through radial centrifugal pumps and the effect of bubble coalescence and breakup on the formation of gas …

M Hundshagen, K Rave, R Skoda - International Journal of Heat and Fluid …, 2023 - Elsevier
Three-dimensional liquid/gas flow mixture simulations of a centrifugal pump are performed
by a hybrid two-phase solver, which comprises a blending between a Volume-of-Fluid-like …

Two-phase flow simulations of liquid/gas transport in radial centrifugal pumps with special emphasis on the transition from bubbles to adherent gas accumulations

M Hundshagen, K Rave… - Journal of Fluids …, 2022 - asmedigitalcollection.asme.org
In recent optical flow experiments on a transparent volute-type radial centrifugal pump, an
accumulation of air bubbles to adherent gas pockets within the impeller blade channels was …

[HTML][HTML] Predicting mass transfer in liquid–liquid extraction columns

A Fells, A De Santis, M Colombo, DW Theobald… - Processes, 2022 - mdpi.com
In this work, the GEneralised Multifluid Modelling Approach (GEMMA) is applied to the
simulation of liquid–liquid extraction in a Rotating Disc Column (RDC) and a Pulsed Sieve …

Development of a procedure for defining the operation window of annular centrifugal contactors

ZA Hamamah, T Grützner - AIChE Journal, 2024 - Wiley Online Library
Although annular centrifugal contactors (ACCs) have been widely applied, their complex
operation and its dependence on operational variables are still not fully quantified. That …

[HTML][HTML] Effect of scale-up on residence time and uranium extraction on annular centrifugal contactors (ACCs)

A Baker, A Fells, T Shaw, CJ Maher, BC Hanson - Separations, 2023 - mdpi.com
This work reports the effect of scaling up annular centrifugal contactors (ACCs) upon the
residence time distribution and the efficiency of extraction of uranium. The experiments were …

[HTML][HTML] Three-Dimensional Flow Simulation by a Hybrid Two-Phase Solver for the Assessment of Liquid/Gas Transport in a Volute-Type Centrifugal Pump with …

M Hundshagen, K Rave, M Mansour… - International Journal of …, 2023 - mdpi.com
A hybrid two-phase flow solver is proposed, based on an Euler–Euler two-fluid model with
continuous blending of a Volume-of-Fluid method when phase interfaces of coherent gas …

Hydrodynamic simulation-informed compartment modelling of an annular centrifugal contactor

B Bulut Acar, M Al-Sayaghi, A Fells… - Chemical Product and …, 2024 - degruyter.com
The geometrical and hydraulic parameters have a great impact on the mass transfer
characteristics of annular centrifugal contactors. The objective of this study is to evaluate the …

[HTML][HTML] Computational modelling of the separation of molten polymer blends by a centrifugal technique

V Medvid, H Steiner, C Irrenfried, M Feuchter… - Journal of polymer …, 2023 - Springer
Computational modelling of a centrifugal technique for separating binary mixtures of
thermoplastic polymers in the molten state is presented. The technique may be useful for the …