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)” …

Modeling of mass transfer coefficient using response surface methodology in a horizontal-vertical pulsed sieve-plate extraction column

F Ardestani, A Ghaemi, J Safdari, A Hemmati - Progress in Nuclear Energy, 2021 - Elsevier
The effects of various parameters and their interactions on the mass transfer behavior of
toluene-acetone-water, n-butyl acetate-acetone-water systems in a horizontal-vertical (L …

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 …

Study on dispersed-phase axial dispersion in an agitated–pulsed solvent extraction column with a step tracer injection technique

B Tan, Y Zhang, Y Wang, T Qi - Industrial & Engineering Chemistry …, 2021 - ACS Publications
In this work, the residence time distribution (RTD) of the dispersed phase (aqueous phase)
and continuous phase (organic phase) in an agitated–pulsed extraction column (APC) was …

Determination of mass transfer coefficient in an L-shaped pulsed column with sieve-plate structure: Application of best-fit technique, drop size distribution, and forward …

M Saremi, R Torkaman, J Safdari, V Rafiei… - … and Processing-Process …, 2022 - Elsevier
The mass transfer coefficient in extraction columns is extremely affected by the size of the
droplets. Among the available models to describe the extraction columns, only the forward …

An Integrated Model Combining Mass Transfer and Chemical Reaction for Co-Decontamination Extraction Step of PUREX Process in a Pulsed Extraction Column

R Yan, Y Gao, Y Zhou, Q Zhao, H Hou… - Solvent Extraction and …, 2023 - Taylor & Francis
The accurate prediction of the extraction behaviors of various solutes in PUREX
reprocessing process is crucial for the operation and implementation of the actual process …

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 investigation on drop size distribution and mean drop size in an L-shape pulsed packed extraction column

S Khooshechin, MA Moosavian, J Safdari… - … Research and Design, 2022 - Elsevier
In this study, the mean drop diameter and drop size distribution have been investigated in a
pilot plant of a new type of extraction column entitled “L-shaped pulsed packed extraction …

[HTML][HTML] 带转动挡板的搅拌萃取塔连续相停留时间分布研究

袁慎峰, 邱华锋, 尹红, 陈志荣 - 高校化学工程学报, 2023 - xml-data.org
为获取带转动挡板的搅拌萃取塔内部流体流动状况, 采用脉冲示踪法对塔内连续相停留时间分布
(RTD) 进行研究, 并结合轴向返混模型得到了连续相的返混系数. 结果表明 …