1
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Mason KS, Huang SY, Emslie SK, Zhang Q, Humphrey SM, Sessler JL, Page ZA. 3D-Printed Porous Supramolecular Sorbents for Cobalt Recycling. J Am Chem Soc 2024; 146:4078-4086. [PMID: 38300153 DOI: 10.1021/jacs.3c12635] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/02/2024]
Abstract
Electronic waste recycling is a recognized global challenge that requires new strategies to bind and release critical materials selectively, such as cobalt present in lithium-ion batteries. To address this challenge, hierarchical 3D-printed porous polymer scaffolds bearing supramolecular receptors were prepared using vat photopolymerization and their cobalt binding profiles were examined as a function of matrix polarity. By combining high-resolution digital light processing (DLP) with polymerization-induced phase separation (PIPS), functional acrylic copolymer networks with micrometer-level precision of geometry and nanometer-level pores were generated. Covalent integration of a methacrylate-functionalized bisdicyclohexyl acetamide (BDCA-MA) receptor enabled binding and release of cobalt(II) chloride (CoCl2) via a solvent polarity switch mechanism involving a change in solvent from ethanol to water. The present structures proved reusable as shown by sustained high binding efficiency over five bind and release cycles. This platform represents a "green" and energy conscious method for future electronic waste recycling.
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Affiliation(s)
- Keldy S Mason
- Department of Chemistry, The University of Texas at Austin, 105 East 24th Street, Austin, Texas 78712, United States
| | - Sheng-Yin Huang
- Department of Chemistry, The University of Texas at Austin, 105 East 24th Street, Austin, Texas 78712, United States
| | - Samuel K Emslie
- Department of Chemistry, The University of Texas at Austin, 105 East 24th Street, Austin, Texas 78712, United States
| | - Qian Zhang
- Department of Chemistry, The University of Texas at Austin, 105 East 24th Street, Austin, Texas 78712, United States
| | - Simon M Humphrey
- Department of Chemistry, The University of Texas at Austin, 105 East 24th Street, Austin, Texas 78712, United States
| | - Jonathan L Sessler
- Department of Chemistry, The University of Texas at Austin, 105 East 24th Street, Austin, Texas 78712, United States
| | - Zachariah A Page
- Department of Chemistry, The University of Texas at Austin, 105 East 24th Street, Austin, Texas 78712, United States
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2
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Al-Amshawee SKA, Yunus MYBM, Mohamed HS. Electrodialysis membrane desalination for water and wastewater processing: irregular attack angles of membrane spacers. ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH INTERNATIONAL 2023:10.1007/s11356-023-28433-9. [PMID: 37378732 DOI: 10.1007/s11356-023-28433-9] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 01/12/2023] [Accepted: 06/21/2023] [Indexed: 06/29/2023]
Abstract
Electrodialysis desalination is constructed with a number of anion exchange membranes (AEM), cation exchange membranes (CEM), anode, cathode, adjacent silicon gasket integrated membrane spacers, and inlet/outlet holes per cell. At the boundary among an ionic solution and an ion exchange membrane, concentration polarization develops. Spacers placed in between channel's walls function as stream baffles to increase turbulence, improve heat and mass transfer, diminish the laminar boundary layer, and lessen fouling problems. The current study offers a systematic review of membrane spacers, spacer-bulk attack angles, and irregular attack angles. Spacer-bulk attack angle is accountable for variations in the pattern and direction of stream which impact heat-mass transfer and concentration polarization. Irregular attack angles (e.g., 0°, 15°, 30°, 37°, 45°, 55°, 60°, 62°, 70°, 74°, 80°, 90°, 110°, 120°) in the present study were found to provide unique stream patterns due to the spacer's filaments being less or more transverse in respect to the primary solution direction, which may significantly alter heat transfer, mass transport, pressure drop, and overall flow dynamics. Spacer applies shear stress resulting by continuous stream tangent to the membrane exterior, which lessens polarization. In the end, 45° is concluded as the preferred attack angle that offers balanced rates of heat transfer, mass transport, and pressure drop throughout the feed channel while greatly lowering the rate of concentration polarization.
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Affiliation(s)
| | - Mohd Yusri Bin Mohd Yunus
- Centre for Sustainability of Ecosystem & Earth Resources (Earth Centre), Universiti Malaysia Pahang, 26300, Pahang, Malaysia
- Faculty of Chemical and Process Engineering Technology, Universiti Malaysia Pahang, 26300, Pahang, Malaysia
| | - Hybat Salih Mohamed
- Chemical Engineering Department, College of Engineering, Universiti Malaysia Pahang, 26300, Pahang, Malaysia
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3
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Al-Amshawee SKA, Yunus MYBM, Dakhil IH. Ion exchange membrane electrodialysis for water and wastewater processing: application of ladder-type membrane spacers to impact solution concentration and flow dynamics. ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH INTERNATIONAL 2023:10.1007/s11356-023-27940-z. [PMID: 37308631 DOI: 10.1007/s11356-023-27940-z] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Subscribe] [Scholar Register] [Received: 01/11/2023] [Accepted: 05/23/2023] [Indexed: 06/14/2023]
Abstract
Concentration polarization, which creates a thin boundary layer along the membranes in electrochemical reactors and electrodialysis-related processes, is one of the main issues. Membrane spacers provide swirling motion in the stream and distribute fluid toward the membrane, which effectively breaks the polarization layer and maximizes flux steadily. Membrane spacers and the spacer-bulk attack angle are reviewed systematically in the current study. The study then in-depth reviews a ladder-type configuration composed of longitudinal (0° attack angle) and transverse (90° attack angle) filaments, and its effects on solution flow direction and hydrodynamics. The review discovered that, at the tradeoff of high-pressure losses, a laddered spacer can provide mass transfer and mixing activity along the channel while preserving comparable patterns of concentration near the membrane wall. Pressure losses are driven by a change in the direction of velocity vectors. Dead spots in the spacer design that are created by the large contribution of the spacer manifolds can be reduced using the high-pressure drop. Laddered spacers also permit long, tortuous flow paths, which help to create turbulent flow and prevent concentration polarization. The absence of spacers produces limited mixing and broad polarization effects. A major portion of streamlines changes direction at ladder spacer strands positioned transverse to the main flow by moving in a zigzag manner up and down the filaments of the spacer. Flow at 90° is perpendicular to the transverse wires in [Formula: see text]-coordinate, no change in [Formula: see text]-coordinate.
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Affiliation(s)
- Sajjad Khudhur Abbas Al-Amshawee
- Centre for Sustainability of Ecosystem & Earth Resources (Earth Centre), Universiti Malaysia Pahang, 26300, Gambang, Pahang, Malaysia.
| | - Mohd Yusri Bin Mohd Yunus
- Centre for Sustainability of Ecosystem & Earth Resources (Earth Centre), Universiti Malaysia Pahang, 26300, Gambang, Pahang, Malaysia
- Faculty of Chemical and Process Engineering Technology, Universiti Malaysia Pahang, 26300, Gambang, Pahang, Malaysia
| | - Ihsan Habib Dakhil
- Department of Chemical Engineering, Al-Muthanna University, Engineering College, 66001, Al-Samawa, Al-Muthanna, Iraq
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4
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Uzdenova A, Kovalenko A, Prosviryakov E, Urtenov M. Mathematical Modeling of the Influence of the Karman Vortex Street on Mass Transfer in Electromembrane Systems. MEMBRANES 2023; 13:membranes13040394. [PMID: 37103821 PMCID: PMC10140957 DOI: 10.3390/membranes13040394] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/01/2023] [Revised: 03/26/2023] [Accepted: 03/27/2023] [Indexed: 05/31/2023]
Abstract
In electromembrane systems, the transfer of ions near ion-exchange membranes causes concentration polarization, which significantly complicates mass transfer. Spacers are used to reduce the effect of concentration polarization and increase mass transfer. In this article, for the first time, a theoretical study is carried out, using a two-dimensional mathematical model, of the effect of spacers on the mass transfer process in the desalination channel formed by anion-exchange and cation-exchange membranes under conditions when they cause a developed Karman vortex street. The main idea is that, when the separation of vortices occurs on both sides in turn from the spacer located in the core of the flow where the concentration is maximum, the developed non-stationary Karman vortex street ensures the flow of the solution from the core of the flow alternately into the depleted diffusion layers near the ion-exchange membranes. This reduces the concentration polarization and, accordingly, increases the transport of salt ions. The mathematical model is a boundary value problem for the coupled system of Nernst-Planck-Poisson and Navier-Stokes equations for the potentiodynamic regime. The comparison of the current-voltage characteristics calculated for the desalination channel with and without a spacer showed a significant increase in the intensity of mass transfer due to the development of the Karman vortex street behind the spacer.
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Affiliation(s)
- Aminat Uzdenova
- Department of Computer Science and Computational Mathematics, Umar Aliev Karachai-Cherkess State University, Karachaevsk 369202, Russia
| | - Anna Kovalenko
- Department of Data Analysis and Artificial Intelligence, Kuban State University, Krasnodar 350040, Russia
| | - Evgeniy Prosviryakov
- Department of Information Technologies and Control Systems, Ural Federal University the first President of Russia B. N. Yeltsin, 19 Mira St., Ekaterinburg 620049, Russia
| | - Makhamet Urtenov
- Department of Applied Mathematics, Kuban State University, Krasnodar 350040, Russia
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5
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Stockmeier F, Stüwe L, Kneppeck C, Musholt S, Albert K, Linkhorst J, Wessling M. On the interaction of electroconvection at a membrane interface with the bulk flow in a spacer-filled feed channel. J Memb Sci 2023. [DOI: 10.1016/j.memsci.2023.121589] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 03/30/2023]
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6
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Numerical simulations of the effect of spacer filament geometry and orientation on the performance of the reverse osmosis process. Colloids Surf A Physicochem Eng Asp 2022. [DOI: 10.1016/j.colsurfa.2022.129664] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/07/2023]
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7
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Alkhadra M, Su X, Suss ME, Tian H, Guyes EN, Shocron AN, Conforti KM, de Souza JP, Kim N, Tedesco M, Khoiruddin K, Wenten IG, Santiago JG, Hatton TA, Bazant MZ. Electrochemical Methods for Water Purification, Ion Separations, and Energy Conversion. Chem Rev 2022; 122:13547-13635. [PMID: 35904408 PMCID: PMC9413246 DOI: 10.1021/acs.chemrev.1c00396] [Citation(s) in RCA: 66] [Impact Index Per Article: 33.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/06/2021] [Indexed: 02/05/2023]
Abstract
Agricultural development, extensive industrialization, and rapid growth of the global population have inadvertently been accompanied by environmental pollution. Water pollution is exacerbated by the decreasing ability of traditional treatment methods to comply with tightening environmental standards. This review provides a comprehensive description of the principles and applications of electrochemical methods for water purification, ion separations, and energy conversion. Electrochemical methods have attractive features such as compact size, chemical selectivity, broad applicability, and reduced generation of secondary waste. Perhaps the greatest advantage of electrochemical methods, however, is that they remove contaminants directly from the water, while other technologies extract the water from the contaminants, which enables efficient removal of trace pollutants. The review begins with an overview of conventional electrochemical methods, which drive chemical or physical transformations via Faradaic reactions at electrodes, and proceeds to a detailed examination of the two primary mechanisms by which contaminants are separated in nondestructive electrochemical processes, namely electrokinetics and electrosorption. In these sections, special attention is given to emerging methods, such as shock electrodialysis and Faradaic electrosorption. Given the importance of generating clean, renewable energy, which may sometimes be combined with water purification, the review also discusses inverse methods of electrochemical energy conversion based on reverse electrosorption, electrowetting, and electrokinetic phenomena. The review concludes with a discussion of technology comparisons, remaining challenges, and potential innovations for the field such as process intensification and technoeconomic optimization.
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Affiliation(s)
- Mohammad
A. Alkhadra
- Department
of Chemical Engineering, Massachusetts Institute
of Technology, Cambridge, Massachusetts 02139, United States
| | - Xiao Su
- Department
of Chemical and Biomolecular Engineering, University of Illinois at Urbana−Champaign, Urbana, Illinois 61801, United States
| | - Matthew E. Suss
- Faculty
of Mechanical Engineering, Technion—Israel
Institute of Technology, Haifa 3200003, Israel
- Wolfson
Department of Chemical Engineering, Technion—Israel
Institute of Technology, Haifa 3200003, Israel
- Nancy
and Stephen Grand Technion Energy Program, Technion—Israel Institute of Technology, Haifa 3200003, Israel
| | - Huanhuan Tian
- Department
of Chemical Engineering, Massachusetts Institute
of Technology, Cambridge, Massachusetts 02139, United States
| | - Eric N. Guyes
- Faculty
of Mechanical Engineering, Technion—Israel
Institute of Technology, Haifa 3200003, Israel
| | - Amit N. Shocron
- Faculty
of Mechanical Engineering, Technion—Israel
Institute of Technology, Haifa 3200003, Israel
| | - Kameron M. Conforti
- Department
of Chemical Engineering, Massachusetts Institute
of Technology, Cambridge, Massachusetts 02139, United States
| | - J. Pedro de Souza
- Department
of Chemical Engineering, Massachusetts Institute
of Technology, Cambridge, Massachusetts 02139, United States
| | - Nayeong Kim
- Department
of Chemical and Biomolecular Engineering, University of Illinois at Urbana−Champaign, Urbana, Illinois 61801, United States
| | - Michele Tedesco
- European
Centre of Excellence for Sustainable Water Technology, Wetsus, Oostergoweg 9, 8911 MA Leeuwarden, The Netherlands
| | - Khoiruddin Khoiruddin
- Department
of Chemical Engineering, Institut Teknologi
Bandung, Jl. Ganesha no. 10, Bandung, 40132, Indonesia
- Research
Center for Nanosciences and Nanotechnology, Institut Teknologi Bandung, Jl. Ganesha no. 10, Bandung 40132, Indonesia
| | - I Gede Wenten
- Department
of Chemical Engineering, Institut Teknologi
Bandung, Jl. Ganesha no. 10, Bandung, 40132, Indonesia
- Research
Center for Nanosciences and Nanotechnology, Institut Teknologi Bandung, Jl. Ganesha no. 10, Bandung 40132, Indonesia
| | - Juan G. Santiago
- Department
of Mechanical Engineering, Stanford University, Stanford, California 94305, United States
| | - T. Alan Hatton
- Department
of Chemical Engineering, Massachusetts Institute
of Technology, Cambridge, Massachusetts 02139, United States
| | - Martin Z. Bazant
- Department
of Chemical Engineering, Massachusetts Institute
of Technology, Cambridge, Massachusetts 02139, United States
- Department
of Mathematics, Massachusetts Institute
of Technology, Cambridge, Massachusetts 02139, United States
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8
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Khalil A, Francis L, Hashaikeh R, Hilal N. 3D
printed membrane‐integrated spacers for enhanced antifouling in ultrafiltration. J Appl Polym Sci 2022. [DOI: 10.1002/app.53019] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Abdullah Khalil
- NYUAD Water Research Center New York University Abu Dhabi Abu Dhabi United Arab Emirates
| | - Lijo Francis
- NYUAD Water Research Center New York University Abu Dhabi Abu Dhabi United Arab Emirates
| | - Raed Hashaikeh
- NYUAD Water Research Center New York University Abu Dhabi Abu Dhabi United Arab Emirates
| | - Nidal Hilal
- NYUAD Water Research Center New York University Abu Dhabi Abu Dhabi United Arab Emirates
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9
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Khalil A, Ahmed FE, Hashaikeh R, Hilal N. 3D
printed electrically conductive interdigitated spacer on ultrafiltration membrane for electrolytic cleaning and chlorination. J Appl Polym Sci 2022. [DOI: 10.1002/app.52292] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
Affiliation(s)
- Abdullah Khalil
- NYUAD Water Research Center New York University Abu Dhabi Abu Dhabi United Arab Emirates
| | - Farah Ejaz Ahmed
- NYUAD Water Research Center New York University Abu Dhabi Abu Dhabi United Arab Emirates
| | - Raed Hashaikeh
- NYUAD Water Research Center New York University Abu Dhabi Abu Dhabi United Arab Emirates
| | - Nidal Hilal
- NYUAD Water Research Center New York University Abu Dhabi Abu Dhabi United Arab Emirates
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10
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Reverse electrodialysis for power production with ion-permselective spacers and its optimization. J APPL ELECTROCHEM 2022. [DOI: 10.1007/s10800-022-01678-x] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
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11
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Baitalow K, Wypysek D, Leuthold M, Weisshaar S, Lölsberg J, Wessling M. A mini-module with built-in spacers for high-throughput ultrafiltration. J Memb Sci 2021. [DOI: 10.1016/j.memsci.2021.119602] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/20/2022]
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12
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Yoon J, Flavin MT, Han J. Current efficiency and selectivity reduction caused by co-ion leakage in electromembrane processes. WATER RESEARCH 2021; 201:117351. [PMID: 34161873 DOI: 10.1016/j.watres.2021.117351] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/29/2021] [Revised: 05/26/2021] [Accepted: 06/06/2021] [Indexed: 06/13/2023]
Abstract
In electromembrane processes such as electrodialysis (ED) and ion concentration polarization (ICP), the diffusion layers on both diluate and concentrate sides influence permselectivity of the ion-exchange membrane and current utilization. The diffusion layer in the diluate stream, due to lower salinity and higher resistivity, has been regarded as the primary source of energy loss. In contrast, very few studies have focused on the diffusion layer in the concentrate stream. In this paper, we evaluate the influence of hydrodynamic convective flow on the development of diffusion layers on both concentrate and diluate sides, specifically in the ICP desalination process. Interestingly, the higher convective flow in the concentrate side was shown to drastically improve the current utilization drop in high operating current, which has been a recurring challenge in electromembrane processes. We attribute this to the prevention of co-ion leakage into the membrane, confirmed by both experimentation and numerical modeling. This new insight has a clear design implication for optimizing electromembrane processes for higher energy efficiency.
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Affiliation(s)
- Junghyo Yoon
- Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, MA 02139, USA
| | - Matthew T Flavin
- Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, MA 02139, USA; The Charles Stark Draper Laboratory, 555 Technology Square, Cambridge, MA 02139, USA
| | - Jongyoon Han
- Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, MA 02139, USA.
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13
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Kwon S, Lee H, Kim SJ. Pulsed electric field-assisted overlimiting current enhancement through a perm-selective membrane. LAB ON A CHIP 2021; 21:2153-2162. [PMID: 33908534 DOI: 10.1039/d1lc00064k] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/12/2023]
Abstract
Overlimiting current through a perm-selective membrane has been actively researched not only for the fundamental advancement of electrokinetics but also for energy/environmental applications such as electrodialysis, fuel cells, etc. In particular, various strategies were reported for the enhancement of overlimiting current because these applications demand efficient mass transport through the membrane. In this work, we presented in operando visualization and rigorous numerical study for the overlimiting current density enhancement using a pulsed electric field which is one of the most cost-effective parameters to be externally controlled. We clearly demonstrated that the current density had a peak value as a function of the pulse frequency and would suggest its correlation to a concentration profile and diffusion relaxation time ([small tau, Greek, tilde]diff). As the pulse frequency was chosen which is similar to ([small tau, Greek, tilde]diff)-1, the concentration profiles (i.e. established current paths) were maintained even in off-state due to remnant current paths helping the fast ion transportation. The fundamental evidence presented in this work would provide a strategical design of a perm-selective membrane system for a higher mass transportation efficiency.
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Affiliation(s)
- Soonhyun Kwon
- Department of Electrical and Computer Engineering, Seoul National University, Seoul, 08826, Republic of Korea.
| | - Hyomin Lee
- Department of Chemical and Biological engineering, Jeju National University, 63243, Republic of Korea.
| | - Sung Jae Kim
- Department of Electrical and Computer Engineering, Seoul National University, Seoul, 08826, Republic of Korea. and Inter-university Semiconductor Research Center, Seoul National University, Seoul, 08826, South Korea and Nano Systems Institute, Seoul National University, Seoul, 08826, South Korea
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14
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Mandal P, Bhuvanesh E, Goel P, Sujit Kumar K, Chattopadhyay S. Caustic recovery from green liquor of agro-based paper mills using electrolysis. Sep Purif Technol 2021. [DOI: 10.1016/j.seppur.2021.118347] [Citation(s) in RCA: 9] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
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15
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Salehmin MNI, Lim SS, Satar I, Daud WRW. Pushing microbial desalination cells towards field application: Prevailing challenges, potential mitigation strategies, and future prospects. THE SCIENCE OF THE TOTAL ENVIRONMENT 2021; 759:143485. [PMID: 33279184 DOI: 10.1016/j.scitotenv.2020.143485] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/14/2020] [Revised: 10/27/2020] [Accepted: 10/27/2020] [Indexed: 06/12/2023]
Abstract
Microbial desalination cells (MDCs) have been experimentally proven as a versatile bioelectrochemical system (BES). They have the potential to alleviate environmental pollution, reduce water scarcity and save energy and operational costs. However, MDCs alone are inadequate to realise a complete wastewater and desalination treatment at a high-efficiency performance. The assembly of identical MDC units that hydraulically and electrically connected can improve the performance better than standalone MDCs. In the same manner, the coupling of MDCs with other BES or conventional water reclamation technology has also exhibits a promising performance. However, the scaling-up effort has been slowly progressing, leading to a lack of knowledge for guiding MDC technology into practicality. Many challenges remain unsolved and should be mitigated before MDCs can be fully implemented in real applications. Here, we aim to provide a comprehensive chronological-based review that covers technological limitations and mitigation strategies, which have been developed for standalone MDCs. We extend our discussion on how assembled, coupled and scaled-up MDCs have improved in comparison with standalone and lab-scale MDC systems. This review also outlines the prevailing challenges and potential mitigation strategies for scaling-up based on large-scale specifications and evaluates the prospects of selected MDC systems to be integrated with conventional anaerobic digestion (AD) and reverse osmosis (RO). This review offers several recommendations to promote up-scaling studies guided by the pilot scale BES and existing water reclamation technologies.
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Affiliation(s)
| | - Swee Su Lim
- Fuel Cell Institute, Universiti Kebangsaan Malaysia, 43600 UKM Bangi, Selangor, Malaysia
| | - Ibdal Satar
- Department of Food Technology, Faculty of Industrial Technology, Universitas Ahmad Dahlan (UAD), 55166 Umbulharjo, Yogyakarta, Indonesia
| | - Wan Ramli Wan Daud
- Fuel Cell Institute, Universiti Kebangsaan Malaysia, 43600 UKM Bangi, Selangor, Malaysia; Department of Chemical and Process Engineering, Faculty of Engineering and Built Environment, Universiti Kebangsaan Malaysia, 43600 UKM Bangi, Selangor, Malaysia.
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16
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Electrochemical analysis on how structural and compositional modification of electrode affects power generation in reverse electrodialysis. KOREAN J CHEM ENG 2021. [DOI: 10.1007/s11814-020-0690-3] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/22/2022]
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17
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Huh K, Yang SY, Park JS, Lee JA, Lee H, Kim SJ. Surface conduction and electroosmotic flow around charged dielectric pillar arrays in microchannels. LAB ON A CHIP 2020; 20:675-686. [PMID: 31951243 DOI: 10.1039/c9lc01008d] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/10/2023]
Abstract
Dielectric microstructures have been reported to have a negative influence on permselective ion transportation because ions do not migrate in areas where the structures are located. However, the structure can promote the transportation if the membrane is confined to a microscopic scale. In such a scale where the area to volume ratio is significantly large, the primary driving mechanisms of the ion transportation transition from electro-convective instability (EOI) to surface conduction (SC) and electroosmotic flow (EOF). Here, we provide rigorous evidence on how the SC and EOF around the dielectric microstructures can accelerate the ion transportation by multi-physics simulations and experimental visualizations. The microstructures further polarize the ion distribution by SC and EOF so that ion carriers can travel to the membrane more efficiently. Furthermore, we verified, for the first time, that the arrangements of microstructures have a critical impact on the ion transportation. While convective flows are isolated in the crystal pillar configuration, the flows show an elongated pattern and create an additional path for ion current in the aligned pillar configuration. Therefore, the fundamental findings of the electrokinetic effects on the dielectric microstructures suggest an innovative application in micro/nanofluidic devices with high mass transport efficiency.
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Affiliation(s)
- Keon Huh
- Department of Electrical and Computer Engineering, Seoul National University, Seoul, 08826, Republic of Korea.
| | - So-Yoon Yang
- Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - Jae Suk Park
- Department of Electrical and Computer Engineering, Seoul National University, Seoul, 08826, Republic of Korea. and Inter-University Semiconductor Research Center, Seoul National University, Seoul, 08826, South Korea
| | - Jung A Lee
- Department of Electrical and Computer Engineering, Seoul National University, Seoul, 08826, Republic of Korea.
| | - Hyomin Lee
- Department of Chemical and Biological Engineering, Jeju National University, Jeju, 63243, Republic of Korea.
| | - Sung Jae Kim
- Department of Electrical and Computer Engineering, Seoul National University, Seoul, 08826, Republic of Korea. and Inter-University Semiconductor Research Center, Seoul National University, Seoul, 08826, South Korea and Nano Systems Institute, Seoul National University, Seoul, 08826, South Korea
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18
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Yoon J, Do VQ, Pham VS, Han J. Return flow ion concentration polarization desalination: A new way to enhance electromembrane desalination. WATER RESEARCH 2019; 159:501-510. [PMID: 31129480 DOI: 10.1016/j.watres.2019.05.042] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 02/16/2019] [Revised: 05/10/2019] [Accepted: 05/12/2019] [Indexed: 06/09/2023]
Abstract
In electromembrane desalination processes such as electrodialysis (ED) and ion concentration polarization (ICP) desalination, ion-depleted boundary layers constitute the desalted, product stream, yet also cause high resistivity and voltage drop. Directly manipulating fluid flow streams is a new method to break this fundamental trade-off for electromembrane desalination. In this work, we are introducing a novel electromembrane desalination architecture that allows a feed stream to return to the feed inlet side of the membrane (hereby named as return-flow (RF) architecture) to improve the energy efficiency by re-distributing and controlling the depleted boundary layer, even at high current values. The technical feasibility of this idea was examined in ICP desalination process (RF-ICP) with a wide range of feed salinity from 10 to 70 g/L. For a partial desalination, RF-ICP (∼75 cm2 of membrane area) has achieved similar power consumption compared to batch-ED with 3 times bigger membrane area (200 cm2) with a higher area efficiency for salt removal, which translates into lower optimal desalination cost. The techno-economic analysis of RF-ICP have been performed for the treatment of 70 g/L brine waste. For partial desalination of 70 g/L brine down to 35 g/L, RF-ICP desalination achieved overall water cost as low as $2.57/m3 ($0.41/barrel). This could translate into reduction in total water cost up to 31% for zero brine release scenarios, depending on the concentrated brine treatment cost. These results show that return-flow architecture can improve the performance of electromembrane desalination, enabling more flexible water treatment for many real-world applications.
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Affiliation(s)
- Junghyo Yoon
- Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, USA
| | - Vu Q Do
- School of Transportation Engineering, Hanoi University of Science and Technology, No1 Daicoviet, Hanoi, Viet Nam
| | - Van-Sang Pham
- School of Transportation Engineering, Hanoi University of Science and Technology, No1 Daicoviet, Hanoi, Viet Nam
| | - Jongyoon Han
- Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, USA; Department of Biological Engineering, Massachusetts Institute of Technology, USA; Singapore-MIT Alliance for Research and Technology (SMART) Centre, Singapore.
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19
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Numerical Estimation of Limiting Current Density by Focusing on Mass Transfer within Porous Spacers in an Electro-Dialysis. MEMBRANES 2019; 9:membranes9070075. [PMID: 31261728 PMCID: PMC6680387 DOI: 10.3390/membranes9070075] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 05/13/2019] [Revised: 06/13/2019] [Accepted: 06/24/2019] [Indexed: 11/17/2022]
Abstract
Estimating and increasing limiting current density (LCD) levels is of fundamental importance for the development of electrodialysis (ED) systems, and it is becoming clear that the use of porous spacers can significantly increase such LCD levels. In this study, a three-dimensional numerical simulation was proposed for evaluating the mass transfer within a porous spacer unit cell and for estimating LCD levels. It was found that our proposed method is effective for estimating the minimum value of an LCD, which is a significant factor related to the safe operation of ED systems. Furthermore, it was found that increasing the minimum effective Sherwood number provides a key to increasing LCD levels. Porous spacer design guidelines were proposed based on the numerical simulation results, after which a new spacer was introduced, designed according to those guidelines. It was found that flow disturbances on the membrane caused by porous spacer structures can lead to increases in effective Sherwood numbers and that LCD levels could be increased by eliminating the flow stagnation behind the structures on the membrane. The LCD of our new spacer was found to be higher than that of the spacers with the highest LCD levels in use at present. Therefore, we can conclude that the proposed design guidelines are effective for increasing LCD levels.
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20
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Chandra A, Pathiwada D, Chattopadhyay S. COMSOL simulation and experimental validation of promoter geometries facilitating citric acid transport in electrodialysis. Chem Eng Res Des 2019. [DOI: 10.1016/j.cherd.2018.12.024] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
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21
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Pawlowski S, Crespo JG, Velizarov S. Profiled Ion Exchange Membranes: A Comprehensible Review. Int J Mol Sci 2019; 20:ijms20010165. [PMID: 30621185 PMCID: PMC6337161 DOI: 10.3390/ijms20010165] [Citation(s) in RCA: 56] [Impact Index Per Article: 11.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/06/2018] [Revised: 12/19/2018] [Accepted: 12/23/2018] [Indexed: 11/30/2022] Open
Abstract
Profiled membranes (also known as corrugated membranes, micro-structured membranes, patterned membranes, membranes with designed topography or notched membranes) are gaining increasing academic and industrial attention and recognition as a viable alternative to flat membranes. So far, profiled ion exchange membranes have shown to significantly improve the performance of reverse electrodialysis (RED), and particularly, electrodialysis (ED) by eliminating the spacer shadow effect and by inducing hydrodynamic changes, leading to ion transport rate enhancement. The beneficial effects of profiled ion exchange membranes are strongly dependent on the shape of their profiles (corrugations/patterns) as well as on the flow rate and salts’ concentration in the feed streams. The enormous degree of freedom to create new profile geometries offers an exciting opportunity to improve even more their performance. Additionally, the advent of new manufacturing methods in the membrane field, such as 3D printing, is anticipated to allow a faster and an easier way to create profiled membranes with different and complex geometries.
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Affiliation(s)
- Sylwin Pawlowski
- Associated Laboratory for Green Chemistry - Clean Technologies and Processes (LAQV), REQUIMTE, Chemistry Department, FCT, Universidade NOVA de Lisboa, 2829-516 Caparica, Portugal.
| | - João G Crespo
- Associated Laboratory for Green Chemistry - Clean Technologies and Processes (LAQV), REQUIMTE, Chemistry Department, FCT, Universidade NOVA de Lisboa, 2829-516 Caparica, Portugal.
| | - Svetlozar Velizarov
- Associated Laboratory for Green Chemistry - Clean Technologies and Processes (LAQV), REQUIMTE, Chemistry Department, FCT, Universidade NOVA de Lisboa, 2829-516 Caparica, Portugal.
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22
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Modelling of Ion Transport in Electromembrane Systems: Impacts of Membrane Bulk and Surface Heterogeneity. APPLIED SCIENCES-BASEL 2018. [DOI: 10.3390/app9010025] [Citation(s) in RCA: 32] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Abstract
Artificial charged membranes, similar to the biological membranes, are self-assembled nanostructured materials constructed from macromolecules. The mutual interactions of parts of macromolecules leads to phase separation and appearance of microheterogeneities within the membrane bulk. On the other hand, these interactions also cause spontaneous microheterogeneity on the membrane surface, to which macroheterogeneous structures can be added at the stage of membrane fabrication. Membrane bulk and surface heterogeneity affect essentially the properties and membrane performance in the applications in the field of separation (water desalination, salt concentration, food processing and other), energy production (fuel cells, reverse electrodialysis), chlorine-alkaline electrolysis, medicine and other. We review the models describing ion transport in ion-exchange membranes and electromembrane systems with an emphasis on the role of micro- and macroheterogeneities in and on the membranes. Irreversible thermodynamics approach, “solution-diffusion” and “pore-flow” models, the multiphase models built within the effective-medium approach are examined as the tools for describing ion transport in the membranes. 2D and 3D models involving or not convective transport in electrodialysis cells are presented and analysed. Some examples are given when specially designed surface heterogeneity on the membrane surface results in enhancement of ion transport in intensive current electrodialysis.
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23
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Simon RG, Stöckl M, Becker D, Steinkamp AD, Abt C, Jungfer C, Weidlich C, Track T, Mangold KM. Current to Clean Water - Electrochemical Solutions for Groundwater, Water, and Wastewater Treatment. CHEM-ING-TECH 2018. [DOI: 10.1002/cite.201800081] [Citation(s) in RCA: 16] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/29/2023]
Affiliation(s)
- Ramona G. Simon
- DECHEMA-Forschungsinstitut; Theodor-Heuss-Allee 25 60486 Frankfurt am Main Germany
| | - Markus Stöckl
- DECHEMA-Forschungsinstitut; Theodor-Heuss-Allee 25 60486 Frankfurt am Main Germany
| | - Dennis Becker
- DECHEMA e.V.; Theodor-Heuss-Allee 25 60486 Frankfurt am Main Germany
| | | | - Christian Abt
- DECHEMA-Forschungsinstitut; Theodor-Heuss-Allee 25 60486 Frankfurt am Main Germany
| | - Christina Jungfer
- DECHEMA e.V.; Theodor-Heuss-Allee 25 60486 Frankfurt am Main Germany
| | - Claudia Weidlich
- DECHEMA-Forschungsinstitut; Theodor-Heuss-Allee 25 60486 Frankfurt am Main Germany
| | - Thomas Track
- DECHEMA e.V.; Theodor-Heuss-Allee 25 60486 Frankfurt am Main Germany
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24
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Temperature and Velocity Effects on Mass and Momentum Transport in Spacer-Filled Channels for Reverse Electrodialysis: A Numerical Study. ENERGIES 2018. [DOI: 10.3390/en11082028] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Abstract
Concentration polarization is one of the main challenges of membrane-based processes such as power generation by reverse electrodialysis. Spacers in the compartments can enhance mass transfer by reducing concentration polarization. Active spacers increase the available membrane surface area, thus avoiding the shadow effect introduced by inactive spacers. Optimizing the spacer-filled channels is crucial for improving mass transfer while maintaining reasonable pressure losses. The main objective of this work was to develop a numerical model based upon the Navier–Stokes and Nernst–Planck equations in OpenFOAM, for detailed investigation of mass transfer efficiency and pressure drop. The model is utilized in different spacer-filled geometries for varying Reynolds numbers, spacer conductivity and fluid temperature. Triangular corrugations are found to be the optimum geometry, particularly at low flow velocities. Cylindrical corrugations are better at high flow velocities due to lower pressure drop. Enhanced mass transfer and lower pressure drop by elevating temperature is demonstrated.
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25
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Kim B, Choi S, Pham VS, Kwak R, Han J. Energy efficiency enhancement of electromembrane desalination systems by local flow redistribution optimized for the asymmetry of cation/anion diffusivity. J Memb Sci 2017. [DOI: 10.1016/j.memsci.2016.11.046] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/20/2022]
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26
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Tanudjaja HJ, Pee W, Fane AG, Chew JW. Effect of spacer and crossflow velocity on the critical flux of bidisperse suspensions in microfiltration. J Memb Sci 2016. [DOI: 10.1016/j.memsci.2016.04.040] [Citation(s) in RCA: 28] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/21/2022]
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27
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Choi I, Han JY, Yoo SJ, Henkensmeier D, Kim JY, Lee SY, Han J, Nam SW, Kim HJ, Jang JH. Experimental Investigation of Operating Parameters in Power Generation by Lab-Scale Reverse Electro-Dialysis (RED). B KOREAN CHEM SOC 2016. [DOI: 10.1002/bkcs.10810] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
Affiliation(s)
- Insoo Choi
- Fuel Cell Research Center; Korea Institute of Science and Technology (KIST); Seoul 02792 Republic of Korea
- Division of Energy Engineering; Kangwon National University; Samcheok 25913 Republic of Korea
| | - Jun Young Han
- Fuel Cell Research Center; Korea Institute of Science and Technology (KIST); Seoul 02792 Republic of Korea
| | - Sung Jong Yoo
- Fuel Cell Research Center; Korea Institute of Science and Technology (KIST); Seoul 02792 Republic of Korea
| | - Dirk Henkensmeier
- Fuel Cell Research Center; Korea Institute of Science and Technology (KIST); Seoul 02792 Republic of Korea
| | - Jin Young Kim
- Fuel Cell Research Center; Korea Institute of Science and Technology (KIST); Seoul 02792 Republic of Korea
- Green School; Korea University; Seoul 02841 Republic of Korea
| | - So Young Lee
- Fuel Cell Research Center; Korea Institute of Science and Technology (KIST); Seoul 02792 Republic of Korea
| | - Jonghee Han
- Fuel Cell Research Center; Korea Institute of Science and Technology (KIST); Seoul 02792 Republic of Korea
| | - Suk Woo Nam
- Fuel Cell Research Center; Korea Institute of Science and Technology (KIST); Seoul 02792 Republic of Korea
- Green School; Korea University; Seoul 02841 Republic of Korea
| | - Hyoung-Juhn Kim
- Fuel Cell Research Center; Korea Institute of Science and Technology (KIST); Seoul 02792 Republic of Korea
| | - Jong Hyun Jang
- Fuel Cell Research Center; Korea Institute of Science and Technology (KIST); Seoul 02792 Republic of Korea
- Green School; Korea University; Seoul 02841 Republic of Korea
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28
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Lopez AM, Dunsworth H, Hestekin JA. Reduction of the shadow spacer effect using reverse electrodeionization and its applications in water recycling for hydraulic fracturing operations. Sep Purif Technol 2016. [DOI: 10.1016/j.seppur.2016.02.020] [Citation(s) in RCA: 18] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
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29
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Pawlowski S, Geraldes V, Crespo JG, Velizarov S. Computational fluid dynamics (CFD) assisted analysis of profiled membranes performance in reverse electrodialysis. J Memb Sci 2016. [DOI: 10.1016/j.memsci.2015.11.031] [Citation(s) in RCA: 59] [Impact Index Per Article: 7.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
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30
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Tadimeti JGD, Kurian V, Chandra A, Chattopadhyay S. Corrugated membrane surfaces for effective ion transport in electrodialysis. J Memb Sci 2016. [DOI: 10.1016/j.memsci.2015.11.001] [Citation(s) in RCA: 20] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/22/2022]
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31
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Lee JY, Tan WS, An J, Chua CK, Tang CY, Fane AG, Chong TH. The potential to enhance membrane module design with 3D printing technology. J Memb Sci 2016. [DOI: 10.1016/j.memsci.2015.11.008] [Citation(s) in RCA: 193] [Impact Index Per Article: 24.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]
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32
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Kharraz JA, Bilad M, Arafat HA. Flux stabilization in membrane distillation desalination of seawater and brine using corrugated PVDF membranes. J Memb Sci 2015. [DOI: 10.1016/j.memsci.2015.08.039] [Citation(s) in RCA: 43] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/23/2022]
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33
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34
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Zhao Y, Wang H, Jiang C, Wu L, Xu T. Electrodialysis with notched ion exchange membranes: Experimental investigations and computational fluid dynamics simulations. Sep Purif Technol 2014. [DOI: 10.1016/j.seppur.2014.04.010] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/25/2022]
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35
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36
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37
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Enhanced mixing in the diffusive boundary layer for energy generation in reverse electrodialysis. J Memb Sci 2014. [DOI: 10.1016/j.memsci.2013.11.005] [Citation(s) in RCA: 99] [Impact Index Per Article: 9.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
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38
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39
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Strathmann H, Grabowski A, Eigenberger G. Ion-Exchange Membranes in the Chemical Process Industry. Ind Eng Chem Res 2013. [DOI: 10.1021/ie4002102] [Citation(s) in RCA: 247] [Impact Index Per Article: 22.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Heiner Strathmann
- Institute of Chemical Process Engineering, Stuttgart University, Boeblinger Str. 78, D-70199 Stuttgart,
Germany
| | - Andrej Grabowski
- Institute of Chemical Process Engineering, Stuttgart University, Boeblinger Str. 78, D-70199 Stuttgart,
Germany
| | - Gerhart Eigenberger
- Institute of Chemical Process Engineering, Stuttgart University, Boeblinger Str. 78, D-70199 Stuttgart,
Germany
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40
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41
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Maruf SH, Wang L, Greenberg AR, Pellegrino J, Ding Y. Use of nanoimprinted surface patterns to mitigate colloidal deposition on ultrafiltration membranes. J Memb Sci 2013. [DOI: 10.1016/j.memsci.2012.10.059] [Citation(s) in RCA: 95] [Impact Index Per Article: 8.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
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42
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Readi OK, Gironès M, Wiratha W, Nijmeijer K. On the Isolation of Single Basic Amino Acids with Electrodialysis for the Production of Biobased Chemicals. Ind Eng Chem Res 2012. [DOI: 10.1021/ie202634v] [Citation(s) in RCA: 23] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- O.M. Kattan Readi
- Membrane Science & Technology, MESA+, University of Twente, P.O. Box 217, 7500 AE Enschede, The Netherlands
| | - M. Gironès
- Membrane Science & Technology, MESA+, University of Twente, P.O. Box 217, 7500 AE Enschede, The Netherlands
| | - W. Wiratha
- Membrane Science & Technology, MESA+, University of Twente, P.O. Box 217, 7500 AE Enschede, The Netherlands
| | - K. Nijmeijer
- Membrane Science & Technology, MESA+, University of Twente, P.O. Box 217, 7500 AE Enschede, The Netherlands
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43
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Xie W, Geise GM, Freeman BD, Lee CH, McGrath JE. Influence of processing history on water and salt transport properties of disulfonated polysulfone random copolymers. POLYMER 2012. [DOI: 10.1016/j.polymer.2012.01.046] [Citation(s) in RCA: 35] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/14/2022]
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44
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Vermaas DA, Guler E, Saakes M, Nijmeijer K. Theoretical power density from salinity gradients using reverse electrodialysis. ACTA ACUST UNITED AC 2012. [DOI: 10.1016/j.egypro.2012.03.018] [Citation(s) in RCA: 129] [Impact Index Per Article: 10.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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45
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46
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Readi OK, Mengers H, Wiratha W, Wessling M, Nijmeijer K. On the isolation of single acidic amino acids for biorefinery applications using electrodialysis. J Memb Sci 2011. [DOI: 10.1016/j.memsci.2011.09.021] [Citation(s) in RCA: 23] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/17/2022]
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47
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48
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Recovery of acetic acid from simulated acetaldehyde wastewaters: Bipolar membrane electrodialysis processes and membrane selection. J Memb Sci 2011. [DOI: 10.1016/j.memsci.2011.05.059] [Citation(s) in RCA: 60] [Impact Index Per Article: 4.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
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