Effects of various operating conditions and optimal ionomer-gradient distribution on temperature-driven water transport in cathode catalyst layer of PEMFC
Temperature distribution affects water transport by phase-change-induced (PCI) flow in the
cathode catalyst layer, where water generates and heat releases. To elucidate the role of …
cathode catalyst layer, where water generates and heat releases. To elucidate the role of …
Investigating temperature-driven water transport in cathode gas diffusion media of PEMFC with a non-isothermal, two-phase model
Temperature distribution affects water transport in the porous medium layer of proton
exchange membrane fuel cell (PEMFC) by phase-change-induced (PCI) flow. Thus, it is …
exchange membrane fuel cell (PEMFC) by phase-change-induced (PCI) flow. Thus, it is …
Pore-scale study of effects of relative humidity on reactive transport processes in catalyst layers in PEMFC
High surface area carbon (HSC) particles can be adopted to increase the specific surface
area of catalyst layer (CL) in proton exchange membrane fuel cells. Relative humidity (RH) …
area of catalyst layer (CL) in proton exchange membrane fuel cells. Relative humidity (RH) …
EIS and local resolved current density distribution analysis on effects of MPL on PEMFC performance at varied humidification
J Shan, R Lin, X Chen, X Diao - International Journal of Heat and Mass …, 2018 - Elsevier
The performance of two MEA samples with different kinds of gas diffusion layer (with and
without micro-porous layer) were investigated at different humidification conditions …
without micro-porous layer) were investigated at different humidification conditions …
Multi-objective optimization of graded catalyst layer to improve performance and current density uniformity of a PEMFC
The optimal use of compositions (platinum and ionomer) in cathode catalyst layers (CCLs) is
essential to enhance the performance and improve the current density uniformity of proton …
essential to enhance the performance and improve the current density uniformity of proton …
A 3D model of PEMFC considering detailed multiphase flow and anisotropic transport properties
A comprehensive 3D (three-dimensional) multiphase model of PEMFC (proton exchange
membrane fuel cell) is developed, in which the gas and liquid two-phase flow in channel …
membrane fuel cell) is developed, in which the gas and liquid two-phase flow in channel …
Lung-inspired hybrid flow field to enhance PEMFC performance: a case of dual optimization by response surface and artificial intelligence
G Lu, W Fan, D Lu, T Zhao, Q Wu, M Liu, Z Liu - Applied Energy, 2024 - Elsevier
The design and optimization of flow field play a crucial role in the development of proton
exchange membrane fuel cells (PEMFC). This study presents a modular tri-layer lung …
exchange membrane fuel cells (PEMFC). This study presents a modular tri-layer lung …
Effects of basic gas diffusion layer components on PEMFC performance with capillary pressure gradient
The gas diffusion layer (GDL) is composed of a substrate and a micro-porous layer (MPL),
and is treated with polytetrafluoroethylene (PTFE) to promote water discharge. Additionally …
and is treated with polytetrafluoroethylene (PTFE) to promote water discharge. Additionally …
Enhancing water transport performance of gas diffusion layers through coupling manipulation of pore structure and hydrophobicity
The water discharge capacity of gas diffusion layer (GDL) is a key factor for improving the
performance of proton exchange membrane fuel cells (PEMFCs) at high current density. In …
performance of proton exchange membrane fuel cells (PEMFCs) at high current density. In …
Collective enhancement in hydrophobicity and electrical conductivity of gas diffusion layer and the electrochemical performance of PEMFCs
Gas diffusion layer (GDL) with optimized water management capacity facilitates the
electrochemical performance of proton exchange membrane fuel cells (PEMFCs). However …
electrochemical performance of proton exchange membrane fuel cells (PEMFCs). However …