Journal ArticleDOI
Hydrogen crossover in proton exchange membrane electrolysers: The effect of current density, pressure, temperature, and compression
Reza Omrani,Bahman Shabani +1 more
TLDR
In this paper, the authors investigated the effect of various parameters on the hydrogen crossover rate in proton exchange membrane (PEM) electrolysers, such as the membrane temperature, hydrogen supersaturation, and compression of liquid/gas diffusion layer.About:
This article is published in Electrochimica Acta.The article was published on 2021-05-01. It has received 32 citations till now. The article focuses on the topics: Polymer electrolyte membrane electrolysis & Hydrogen.read more
Citations
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Effect of liquid water on transport properties of the gas diffusion layer of polymer electrolyte mem
TL;DR: In this paper, the full morphology model was used in order to investigate the effects of liquid water presence on the transport properties of the carbon paper gas diffusion layer (GDL) and examine the applicability of using various laws to estimate the transport property of the GDL.
Journal ArticleDOI
Advances in Oxygen Evolution Electrocatalysts for Proton Exchange Membrane Water Electrolyzers
Zhichao Chen,Lei Guo,Lun Pan,Tianqing Yan,Zexing He,Yue Li,Chengxiang Shi,Zhen-Feng Huang,Xiang Wen Zhang,Ji-Jun Zou +9 more
TL;DR: In this article , an in-depth understanding of oxygen evolution reaction mechanisms including the adsorption evolution mechanism and lattice oxygen evolution mechanism is first provided to aid development of innovative materials and elucidate the origin of catalyst degradation.
Journal ArticleDOI
High-pressure PEM water electrolyser: A review on challenges and mitigation strategies towards green and low-cost hydrogen production
TL;DR: In this paper , the authors present the prevailing challenges and recent advancements of high-pressure PEM electrolysers towards a green and cheap hydrogen production cost, as well as the possible pathways for driving cost-effective green hydrogen production based on the present and future state of art.
Journal ArticleDOI
Two-phase mass transfer in porous transport layers of the electrolysis cell based on a polymer electrolyte membrane: Analysis of the limitations
А.А. Kalinnikov,Sergey A. Grigoriev,Sergey A. Grigoriev,Sergey A. Grigoriev,Dmitri Bessarabov,Karel Bouzek +5 more
TL;DR: In this article, the performance of a model electrolysis cell based on a polymer electrolyte membrane (PEM) is described, based on mathematical simulation, which is based on the utilization of a standard description of the two-phase transfer of liquid water, water vapor, and noncondensable gasses in porous media.
Journal ArticleDOI
1D two-phase, non-isothermal modeling of a proton exchange membrane water electrolyzer: An optimization perspective
TL;DR: In this article , a 1D multi-phase, non-isothermal model of a PEMWE is presented, which accounts for a complete description of mass, charge and heat transport.
References
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Journal ArticleDOI
A comprehensive review on PEM water electrolysis
TL;DR: In this paper, a review of the state-of-the-art for PEM electrolysis technology is presented, which provides an insightful overview of the research that is already done and the challenges that still exist.
Journal ArticleDOI
Current status of water electrolysis for energy storage, grid balancing and sector coupling via power-to-gas and power-to-liquids: A review
A. Buttler,Hartmut Spliethoff +1 more
TL;DR: In this article, the main water electrolysis technologies were compared in terms of available capacity, nominal and part-load performance, flexibility (load range, load gradients, start-up time, stand-by losses) lifetime and investment costs.
Journal ArticleDOI
Water electrolysis based on renewable energy for hydrogen production
Jun Chi,Jun Chi,Hongmei Yu +2 more
TL;DR: In this paper, the authors compared different water electrolysis processes, i.e., alkaline water, proton exchange membrane, solid oxide water, and anion exchange membrane water.
Journal ArticleDOI
Ion exchange membranes: New developments and applications
Jin Ran,Liang Wu,Yubin He,Zhengjin Yang,Yaoming Wang,Chenxiao Jiang,Liang Ge,Erigene Bakangura,Tongwen Xu +8 more
TL;DR: In this article, the advances in diverse IEM materials are summarized, providing insights into the fundamental strategies to achieve targeted properties and optimized preparation methods are crucial to improve the quality of IEMs, which are discussed in detail.
Journal ArticleDOI
Gas crossover and membrane degradation in polymer electrolyte fuel cells
Minoru Inaba,Taro Kinumoto,Taro Kinumoto,Masayuki Kiriake,Ryota Umebayashi,Akimasa Tasaka,Zempachi Ogumi +6 more
TL;DR: In this article, a single cell under open-circuit conditions was carried out to investigate membrane degradation in polymer electrolyte fuel cells (PEFCs), and it was concluded that hydrogen peroxide is most probably formed by gas crossover of oxygen and the resulting catalytic combustion at the anode side.