Enhanced reverse osmosis filtration via chaotic advection induced by patterned membranes: A numerical study

JE Park, SY Jung, TG Kang - Desalination, 2023 - Elsevier
This paper numerically explores the potential of patterned membranes inducing chaotic
advection to enhance the efficiency of reverse osmosis (RO) filtration. We compared the …

The effect of the rotating disk geometry on the flow and flux enhancement in a dynamic filtration system

JE Park, TG Kang, H Moon - Membranes, 2023 - mdpi.com
A numerical study was conducted to investigate the effect of rotating patterned disks on the
flow and permeate flux in a dynamic filtration (DF) system. The DF system consists of a …

Investigation of shear stress behavior on membrane surfaces in reciprocating membrane bioreactors using fluid-structure interaction simulations

Y Jang, J Choi, H Moon, YC Shin, H Park - Journal of Membrane Science, 2024 - Elsevier
Although reciprocating membrane bioreactors (rMBRs) have been developed as energy-
efficient wastewater treatment technologies, fouling removal mechanisms are yet to be …

Process intensification in the direct contact membrane distillation (DCMD) desalination by patterning membrane surface: A CFD study

S Zare, A Kargari - Chemical Engineering and Processing-Process …, 2024 - Elsevier
In this research, the impact of pattern geometry on the intensification of the performance of
surface patterned membranes for saline water desalination by direct contact membrane …

Chaotic mixing induced by chevron pattern surfaces: Application to reverse osmosis filtration

JE Park, SY Jung, TG Kang - Chemical Engineering Research and Design, 2024 - Elsevier
This study numerically investigates the chaotic mixing induced by chevron patterns and
examines its influence on enhanced reverse osmosis (RO) filtration. The primary design …

The impact of thixotropic behavior on microfluidic mixing in a staggered-herringbone mixer

JE Park, TG Kang, SY Jung - Physics of Fluids, 2024 - pubs.aip.org
This study numerically explores the influence of thixotropy on flow and mixing in a staggered-
herringbone micromixer (SHM), employing a structure-kinetics model to simulate the …

Inducing Deep Sweeps and Vortex Ejections on Patterned Membrane Surfaces to Mitigate Surface Fouling

AH Young, N Hotz, BT Hawkins, ZJ Kabala - Membranes, 2024 - mdpi.com
Patterned membrane surfaces offer a hydrodynamic approach to mitigating concentration
polarization and subsequent surface fouling. However, when subjected to steady crossflow …

Robust Design of a Stacked-Filament Spacer Inducing Chaotic Advection for Enhanced Reverse Osmosis Filtration

JE Park, SY Jung, TG Kang - Available at SSRN 5095868 - papers.ssrn.com
This study presents a novel stacked-filament (SF) feed spacer designed to enhance reverse
osmosis filtration by inducing chaotic advection. We conducted numerical simulations of flow …

Numerical Modeling in Membrane Processes

S Déon, P Dutournié - Membranes, 2022 - mdpi.com
Membrane processes have demonstrated their enormous potential for water treatment,
either by removing organic and mineral contaminants before permeating stream discharge …