Gas-diffusion-layer structural properties under compression via X-ray tomography
There is a need to understand the structure properties of gas-diffusion layers (GDLs) in order
to optimize their performance in various electrochemical devices. This information is …
to optimize their performance in various electrochemical devices. This information is …
Probing water distribution in compressed fuel-cell gas-diffusion layers using X-ray computed tomography
X-ray computed tomography was used to investigate geometrical land and channel effects
on spatial liquid-water distribution in gas-diffusion layers (GDLs) of polymer-electrolyte fuel …
on spatial liquid-water distribution in gas-diffusion layers (GDLs) of polymer-electrolyte fuel …
Image-based modeling of spontaneous imbibition in porous media by a dynamic pore network model
The dynamic pore-network modeling, as an efficient pore-scale tool, has been used to
understand imbibition in porous media, which plays an important role in many subsurface …
understand imbibition in porous media, which plays an important role in many subsurface …
Micro-scale analysis of liquid water breakthrough inside gas diffusion layer for PEMFC using X-ray computed tomography and lattice Boltzmann method
The main objective of this work is to predict the breakthrough pressure of liquid water
transport through the gas diffusion layer (GDL) and/or micro porous layer (MPL) used in …
transport through the gas diffusion layer (GDL) and/or micro porous layer (MPL) used in …
Liquid water in cathode gas diffusion layers of PEM fuel cells: Identification of various pore filling regimes from pore network simulations
A pore network model (PNM) aiming at simulating the liquid water pore filling in the cathode
gas diffusion layer (GDL) in an operating PEM–fuel cell is presented. Compared to previous …
gas diffusion layer (GDL) in an operating PEM–fuel cell is presented. Compared to previous …
A (dual) network model for heat transfer in porous media: Toward efficient model concepts for coupled systems from fuel cells to heat exchangers
We present a dual network model to simulate coupled single-phase flow and energy
transport in porous media including conditions under which local thermal equilibrium cannot …
transport in porous media including conditions under which local thermal equilibrium cannot …
Coupling continuum and pore-network models for polymer-electrolyte fuel cells
Three novel iterative methodologies for coupling continuum and pore-network models
(PNM) applied to polymer-electrolyte fuel cells (PEFCs) are presented. The modeling …
(PNM) applied to polymer-electrolyte fuel cells (PEFCs) are presented. The modeling …
Pore network modelling of condensation in gas diffusion layers of proton exchange membrane fuel cells
B Straubhaar, J Pauchet, M Prat - International Journal of Heat and Mass …, 2016 - Elsevier
A pore network model (PNM) is exploited to simulate the liquid water formation by vapour
condensation in the gas diffusion layer (GDL) on the cathode side considering the spatial …
condensation in the gas diffusion layer (GDL) on the cathode side considering the spatial …
A fully coupled multiscale phase-change model at the porous interface for transpiration cooling: coupling dynamics pore-scale networks to continuum-scale free flow
Being a promising method for thermal protection system, transpiration cooling has received
wide interest recently. Numerical simulation for transpiration cooling, however, has been …
wide interest recently. Numerical simulation for transpiration cooling, however, has been …
Experimental and pore-level numerical investigation of water evaporation in gas diffusion layers of polymer electrolyte fuel cells
The liquid water generated by the electrochemical reaction in a polymer electrolyte fuel cell
(PEFC) can greatly affect the cell performance and/or efficiency. Phase change of the water …
(PEFC) can greatly affect the cell performance and/or efficiency. Phase change of the water …