Results 51 to 60 of about 2,119 (165)

Challenges of Power Generation by Reverse Electrodialysis

Energies
Reverse electrodialysis (RED) is a power generation method that harnesses the energy of mixing high- and low-salinity solutions through ion migration across ion-exchange membranes. While it is being extensively investigated as an environmentally friendly
Marian Turek, Krzysztof Mitko
doaj   +1 more source

Modelling of Ion Transport in Electromembrane Systems: Impacts of Membrane Bulk and Surface Heterogeneity

Applied Sciences, 2018
Artificial charged membranes, similar to the biological membranes, are self-assembled nanostructured materials constructed from macromolecules.
Victor Nikonenko, Andrey Nebavsky, Semyon Mareev, Anna Kovalenko, Mahamet Urtenov, Gerald Pourcelly   +5 more
doaj   +1 more source

Recent Advances in Prussian Blue Analogs as Capacitive Deionization Electrode Materials: Fundamentals, Structure–Performance Relationships, and Design Strategies

ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
This review systematically examines the fundamental ion‐storage mechanisms, the structural chemistry, and redox behavior of Prussian blue analogs as Faradaic electrodes in capacitive deionization, their intrinsic limitations and engineering optimization strategies, and the critical materials‐to‐device considerations required to advance PBA‐based CDI ...
Adekunle Adedapo Obisanya, Long Pan, Yao Dong, Faming Gao, Jianren Wang   +4 more
wiley   +1 more source

Numerical Analysis and Optimization of a Continuous‐Flow pH‐TRC for Steady‐State Low‐Grade Waste Heat Recovery

ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A steady‐state numerical model is established for a continuous‐flow pH‐TRC for low‐grade waste heat recovery. Based on carbonate and bicarbonate electrolytes, the influences of operating conditions and electrode structure on pH‐driven power generation are clarified.
Jinpeng Hu, Haotong Cai, Hao Yu, Runchen Zhao, Zhongxin Chen, Meng Ni, Shuaibin Wan, Dongxu Ji   +7 more
wiley   +1 more source

Effect of MgCl₂ on Energy Generation by Reverse Electrodialysis

Chemical Engineering Transactions, 2016
One of the membrane-based technique for harvesting salinity gradient energy is Reverse Electrodialysis (RED). Most of the studies in literature are based on utilizing river and seawater by mimicking them with NaCl solutions.
A. Avci, P. Sarkar, D. Messana, E. Fontananova, Profio G. Di, E. Curcio   +5 more
doaj   +1 more source

MXene‐Induced Selective Ion Separation in Capacitive Deionization: Bridging Fundamentals With Frontier Innovations

Electron, EarlyView.
This review presents an in‐depth analysis of employing the MXenes electrodes in advancing ion‐selective capacitive deionization technologies, by exploring various strategies to achieve the desired selectivity. It highlights the critical challenges that hinder scalability and practical implementation. The review showcases the future opportunities toward
Rahat Alam, Linda Zou, Louis C. P. M. de Smet, Constantinos V. Chrysikopoulos   +3 more
wiley   +1 more source

Advanced Wastewater Treatment: Synergistic Integration of Reverse Electrodialysis with Electrochemical Degradation Driven by Low-Grade Heat

Energies
The reverse electrodialysis heat engine (REDHE) represents a transformative innovation that converts low-grade thermal energy into salinity gradient energy (SGE).
Qiang Leng, Feilong Li, Zhenxin Tao, Zhanwei Wang, Xi Wu   +4 more
doaj   +1 more source

Stripping‐based approach for the recovery of volatile fatty acids from anaerobic digestion digestate: preliminary experimental investigations and modelling

Journal of Chemical Technology &Biotechnology, EarlyView.
Abstract BACKGROUND Volatile fatty acids (VFAs) are widely used across industries: as intermediates in chemical production (e.g., solvents and polymers), in pharmaceuticals and cosmetics, and as preservatives and health‐promoting additives in food and animal feed. Emerging applications also include bioplastics, bioenergy, and biotechnology.
Simeone Chianese, Angelo Fenti, Giovanni Falco, Valentina Innocenzi, Marina Prisciandaro, Pasquale Iovino, Dino Musmarra   +6 more
wiley   +1 more source

Characterization of Poly(Acrylic) Acid-Modified Heterogenous Anion Exchange Membranes with Improved Monovalent Permselectivity for RED

Membranes, 2020
The performance of anion-exchange membranes (AEMs) in Reverse Electrodialysis is hampered by both presence of multivalent ions and fouling phenomena, thus leading to reduced net power density.
Ivan Merino-Garcia, Francis Kotoka, Carla A.M. Portugal, João G. Crespo, Svetlozar Velizarov   +4 more
doaj   +1 more source

Recent Advances in Boron Removal From Geothermal Waters: A Review

Water and Environment Journal, EarlyView.
This review provides a comprehensive overview of boron removal technologies from geothermal fluids and highlights the limitations of conventional treatment methods. Ion exchange, hybrid processes and membrane filtration are identified as the most dominant approaches in recent studies.
Saadet Acar Can, Hasan Koseoglu
wiley   +1 more source