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.

Sulfonated graphene oxide-decorated block copolymer as a proton-exchange membrane: improving the ion selectivity for all-vanadium redox flow batteries

2018 ◽  
Vol 6 (36) ◽  
pp. 17740-17750 ◽  
Author(s):  
Md. Abdul Aziz ◽  
Sangaraju Shanmugam
Keyword(s):  
Graphene Oxide ◽  
Block Copolymer ◽  
Proton Exchange Membrane ◽  
Ion Selectivity ◽  
Proton Exchange ◽  
Discharge Time ◽  
Redox Flow Batteries ◽  
Sulfonated Graphene ◽  
Exchange Membrane ◽  
Vanadium Redox

A SPEKS/sGO composite membrane with superior ion selectivity and chemical stability was synthesized. The composite and pristine SPEKS membranes exhibited a 10.4- and 6.5-times greater self-discharge time compared with the commercial Nafion-212 membrane.

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.

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.

Asymmetric porous membranes with ultra-high ion selectivity for vanadium redox flow batteries

2020 ◽  
Vol 595 ◽  
pp. 117614 ◽  
Author(s):  
Xinjie Zhou ◽  
Rui Xue ◽  
Yuguang Zhong ◽  
Yue Zhang ◽  
Fengjing Jiang
Keyword(s):  
Ion Selectivity ◽  
Porous Membranes ◽  
Redox Flow Batteries ◽  
Flow Batteries ◽  
Vanadium Redox

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.

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