Comparison of dispersed phase holdup and slip velocity in chemical systems with different interfacial tension in an L-shaped pulsed sieve-plate extraction column

F Ardestani, A Ghaemi, A Hemmati, J Safdari… - Progress in Nuclear …, 2023 - Elsevier
The behavior of dispersed phase holdup (DPH) and slip velocity (SV) was studied in a new
type of pulsed extraction columns, named “L-shaped pulsed sieve-plate column (LPSPC)” …

Evaluation of the operating parameters impact on hydrodynamic parameters of horizontal pulsed sieve-plate column using response surface methodology

F Khanramaki, F Zahakifar - Progress in Nuclear Energy, 2023 - Elsevier
The uranium extraction process from leach liquor solution of Bandar Abbas ore with Alamine
336 in a horizontal pulsed sieve-plate column has been evaluated numerically. In this study; …

Modeling of mass transfer coefficient using plug, axial dispersion and forward mixing models for extraction of uranium from uranyl nitrate solution by TBP/Kerosene in …

F Ardestani, A Ghaemi, J Safdari, A Hemmati - Chemical Engineering and …, 2023 - Elsevier
The behavior of hydrodynamic parameters and mass transfer of an L-shaped pulsed sieve-
plate extraction column (LPSPC) in the process of extracting uranium from uranyl nitrate …

Experimental investigation on dispersed phase holdup in an L-shape pulsed packed extraction column

S Khooshechin, J Safdari, MH Mallah… - Progress in Nuclear …, 2021 - Elsevier
In this study, the dispersed phase hold-up has been investigated in a pilot plant of a new
type of extraction column entitled “L-shaped pulsed packed extraction column” by using two …

Experimental investigation of emulsion phase holdup in uranium extraction with emulsion liquid membrane technique by a pulsed packed extraction column

F Khoshgu-Fatmeh-Sary, A Rashidi, J Safdari… - Progress in Nuclear …, 2025 - Elsevier
In this paper emulsion liquid membrane technique (ELM) has been used for extraction of
Uranium from a Nitric acid matrix using a pulsed packed column for the first time. In this …

Experimental modeling of slip velocity in an L-shape pulsed packed extraction column using response surface methodology

S Khooshechin - Annals of Nuclear Energy, 2024 - Elsevier
The “L-shaped pulsed packed extraction column,” a distinctive form of extraction column, is
used in this study to examine the impacts of operational parameters and the physical …

Extraction of Cu2+ from wastewater in a novel spiral microchannel

Y Wang, Y Jin, Y Wang, J Li, M Huang… - Chemical Engineering and …, 2022 - Elsevier
To effectively remove Cu 2+ from wastewater, the extraction process of Cu 2+ in a novel
spiral microchannel was studied in this work. The effect of operating parameters and …

A novel model for mass transfer evaluation in horizontal pulsed column by coupling the effects of dispersed phase non-uniformity and continuous phase back mixing

M Saremi, R Torkaman, J Safdari, A Gharib… - … Communications in Heat …, 2021 - Elsevier
The present work develops a novel model by coupling the effects of backflow mixing in the
continuous phase and non-uniform distribution in the dispersed phase to evaluate the mass …

Experimental modeling and uncertainty analysis of dispersed phase holdup at flooding in a pulsed disc-doughnut column, case study: Response surface methodology …

B Shakib, A Ghaemi, A Hemmati… - Progress in Nuclear …, 2021 - Elsevier
This study aims to investigate, optimize, and simulate the dispersed phase holdup at
flooding conditions for the standard physical systems in a pulsed extraction column with the …

Prediction of the mean drop diameter, dispersed phase hold-up and slip velocity in a horizontal pulsed sieve plate column for uranium stripping from Loaded Alamine …

SL Mirmohammadi, MH Mallah, R Torkaman… - Progress in Nuclear …, 2019 - Elsevier
This study has investigated the effects of operational parameters on the mean drop diameter
(d 32), the dispersed phase holdup (φ) and the slip velocity (V s) in uranium (VI) stripping of …