Numerical analysis of bubble behavior in proton exchange membrane water electrolyzer flow field with serpentine channel

DK Dang, B Zhou - International Journal of Hydrogen Energy, 2024 - Elsevier
Green hydrogen, produced using renewable energy sources, represents a critical
component in the transition to sustainable energy systems due to its clean and versatile …

Evolution of hydrogen bubbles on a microelectrode driven by constant currents and its impact on potential response

X Lu, D Yadav, L Zhou, X Li, L Ma, D **g - Chemical Engineering Journal, 2024 - Elsevier
To understand the relationship between electrolytic hydrogen bubble evolution and electric
potential fluctuations, a synchronized measurement system, comprising a high-speed …

A review of gas-liquid flow characteristics of anode porous transport layer in proton exchange membrane electrolysis cell

X Zhang, J Wang, G Habudula, J Liu, T Kang - International Journal of …, 2025 - Elsevier
The anode porous transport layer (APTL) has a significant impact on oxygen and liquid
water transport in proton exchange membrane electrolysis cells (PEMEC), especially the …

I3‐Mediated Oxygen Evolution Activities to Boost Rechargeable Zinc‐Air Battery Performance with Low Charging Voltage and Long Cycling Life

X Zou, Q Lu, L Wu, K Zhang, M Tang… - Angewandte Chemie …, 2025 - Wiley Online Library
An effective strategy to facilitate oxygen redox chemistry in metal‐air batteries is to introduce
a redox mediator into the liquid electrolyte. The rational utilization of redox mediators to …

Two-phase flow visualization in direct ammonia fuel cells

Y Liu, Z Pan, X Huo, W Li, X Shi, R Chen… - International Journal of …, 2024 - Elsevier
In this work, the two-phase flow occurring in a direct ammonia fuel cell is visualized to
understand the interactions between the complex physico-chemical processes involving in …

[HTML][HTML] Optimization of dual-layer flow field in a water electrolyzer using a data-driven surrogate model

L Wu, Z Pan, S Yuan, X Huo, Q Zheng, X Yan, L An - Energy and AI, 2024 - Elsevier
Serious bubble clogging in flow-field channels will hinder the water supply to the electrode
of proton exchange membrane water electrolyzer (PEMWE), deteriorating the cell …

Numerical study of proton exchange membrane water electrolyzer performance based on catalyst layer agglomerate model

M Xu, J Li, Y Qin, Y Wang, X Du, G Liu - Chemical Engineering Journal, 2024 - Elsevier
In this work, a two-dimensional two-phase model of proton exchange membrane water
electrolyzer (PEMWE) is developed, in which the catalyst layer (CL) is represented using …

Visualization experiment to understand two-phase flow characteristics inside the anode flow path of proton exchange membrane water electrolysis with 100 cm2 …

I Pyun, Y Na - International Journal of Hydrogen Energy, 2025 - Elsevier
To optimize the anode flow path for rapid oxygen release and improve the performance of
proton exchange membrane water electrolysis (PEMWE), understanding the two-phase flow …

Unrevealing the Interaction Between Electrode Degradation and Bubble Behaviors in an Anion Exchange Membrane Water Electrolyzer

L Wu, Q Wang, S Yuan, X Mei, Q Wang… - Advanced …, 2025 - Wiley Online Library
Stainless steel felt has been employed in AEMWE as a combination of oxygen evolution
reaction (OER) electrocatalysts and porous transport layers, which are not only easy to …

Design of Speed Bump Flow Field for Reducing Bubble Overpotential in Proton Exchange Membrane Water Electrolysis

M Gong, Y Na - Journal of The Electrochemical Society, 2024 - iopscience.iop.org
The design of the bipolar plates is essential to ensure a uniform distribution of reactants in
the active area. This study designed a flow field that can quickly discharge oxygen. The …