High ionic selectivity of low permeable organic composite membrane with amphiphilic polymer for vanadium redox flow batteries

2018 ◽  
Vol 324 ◽  
pp. 69-76 ◽  
Author(s):  
Ho-Young Jung ◽  
Min-Sun Cho ◽  
T. Sadhasivam ◽  
Ju-Young Kim ◽  
Sung-Hee Roh ◽  
...  
Keyword(s):  
Composite Membrane ◽  
Amphiphilic Polymer ◽  
Ionic Selectivity ◽  
Redox Flow Batteries ◽  
Flow Batteries ◽  
Vanadium Redox

Doping structure and degradation mechanism of polypyrrole–Nafion® composite membrane for vanadium redox flow batteries

RSC Advances ◽  
2016 ◽  
Vol 6 (105) ◽  
pp. 103332-103336 ◽  
Author(s):  
Qinglong Tan ◽  
Shanfu Lu ◽  
Yang Lv ◽  
Xin Xu ◽  
Jiangju Si ◽  
...  
Keyword(s):  
Composite Membrane ◽  
Degradation Mechanism ◽  
Ion Permeability ◽  
Redox Flow Batteries ◽  
Flow Batteries ◽  
Vanadium Redox ◽  
Enhanced Conductivity ◽  
Vanadium Ion

The proton-acid doping structure of PPY endowed the HPPY–N212 membrane with enhanced conductivity as well as reduced vanadium ion permeability.

A recast Nafion/graphene oxide composite membrane for advanced vanadium redox flow batteries

RSC Advances ◽  
2016 ◽  
Vol 6 (5) ◽  
pp. 3756-3763 ◽  
Author(s):  
Lihong Yu ◽  
Feng Lin ◽  
Ling Xu ◽  
Jingyu Xi
Keyword(s):  
Graphene Oxide ◽  
Hydrogen Bonds ◽  
Composite Membrane ◽  
Mechanical Stability ◽  
Oxide Composite ◽  
Redox Flow Batteries ◽  
Flow Batteries ◽  
Vanadium Redox ◽  
Vanadium Ions

GO nanosheets in Nafion effectively block the crossover of vanadium ions while hydrogen bonds between GO and Nafion increase the mechanical stability, significantly improving the efficiency and cyclability in a rNafion/GO membrane based VRFB.

Fabrication of SPAEK–cerium zirconium oxide nanotube composite membrane with outstanding performance and durability for vanadium redox flow batteries

2018 ◽  
Vol 6 (41) ◽  
pp. 20205-20213 ◽  
Author(s):  
Syed Imdadul Hossain ◽  
Md. Abdul Aziz ◽  
Dabin Han ◽  
Parasuraman Selvam ◽  
Sangaraju Shanmugam
Keyword(s):  
Block Copolymer ◽  
Composite Membrane ◽  
Zirconium Oxide ◽  
Ion Selectivity ◽  
The Self ◽  
Discharge Time ◽  
Redox Flow Batteries ◽  
Flow Batteries ◽  
Vanadium Redox

Ce2Zr2O7 nanotube in SPAEK block copolymer enhance ion selectivity and VRFB performance. The self-discharge time of SPAEK/Ce2Zr2O7 membrane was higher than pristine SPAEK and NRE-212 membrane.

A Cost‐effective Nafion Composite Membrane as an Effective Vanadium‐Ion Barrier for Vanadium Redox Flow Batteries

2020 ◽  
Vol 15 (15) ◽  
pp. 2357-2363 ◽  
Author(s):  
Xuechun Lou ◽  
Du Yuan ◽  
Yuesheng Yu ◽  
Yanqiang Lei ◽  
Mei Ding ◽  
...  
Keyword(s):  
Composite Membrane ◽  
Cost Effective ◽  
Redox Flow Batteries ◽  
Flow Batteries ◽  
Vanadium Redox ◽  
Vanadium Ion

Ultra-high proton/vanadium selectivity of a modified sulfonated poly(arylene ether ketone) composite membrane for all vanadium redox flow batteries

2017 ◽  
Vol 5 (32) ◽  
pp. 16663-16671 ◽  
Author(s):  
Md. Abdul Aziz ◽  
Sangaraju Shanmugam
Keyword(s):  
Composite Membrane ◽  
Discharge Time ◽  
Redox Flow Batteries ◽  
Arylene Ether ◽  
High Proton ◽  
Flow Batteries ◽  
Ether Ketone ◽  
Vanadium Redox ◽  
Sulfonated Poly

An ultra-high ion-selective SPAEK/ZrNT composite membrane is developed and exhibits an improved VRB self-discharge time compared with SPAEK and Nafion-212 membranes.

Thermo–chemical treatments based on NH3/O2 for improved graphite-based fiber electrodes in vanadium redox flow batteries

Carbon ◽  
2013 ◽  
Vol 60 ◽  
pp. 280-288 ◽  
Author(s):  
Cristina Flox ◽  
Javier Rubio-García ◽  
Marcel Skoumal ◽  
Teresa Andreu ◽  
Juan Ramón Morante
Keyword(s):  
Chemical Treatments ◽  
Redox Flow Batteries ◽  
Flow Batteries ◽  
Vanadium Redox
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