• Aucun résultat trouvé

Liquid water in cathode gas diffusion layers of PEM fuel cells:Identification of various pore filling regimes from pore network simulations

N/A
N/A
Protected

Academic year: 2021

Partager "Liquid water in cathode gas diffusion layers of PEM fuel cells:Identification of various pore filling regimes from pore network simulations"

Copied!
16
0
0

Texte intégral

Loading

Figure

Fig. 1. Sketch of the GDL unit cell and schematics of water and heat transfer problems.
Fig. 5. Computed water saturation profiles obtained for a = 20% simulating the experimental case A03 in [6]: through-plane (a), through-plane under the rib (b) and through-plane under the channel (c)
Fig. 8. Liquid water distributions for a standard operating temperature and fully humidified conditions in the channel (T bp = 80 °C, i = 0.75 Acm 2 , RH ch = 100%).
Fig. 10. Liquid water distribution obtained with the MIPNM ( a = 10%) for the conditions of Muirhead et al
+4

Références

Documents relatifs

L’archive ouverte pluridisciplinaire HAL, est destinée au dépôt et à la diffusion de documents scientifiques de niveau recherche, publiés ou non, émanant des

It has been shown that in case the slip length is much larger than the tube ra- dius (plug-flow limit), viscosity does not play a role, and the relevant physical parameter

Même s'il est possible de considérer cette préoccupation de Steina et Woody Vasulka avec la manipulation des images et des sons électroniques comme étant une attitude

The main lens is imaging its object space (right) into its image space (left), distorting it in the process. The world space light field is therefore distorted into an in-camera

En comparant le volume obtenu pour chaque compartiment dans chaque régime, il en ressort une croissance plus importante chez le groupe des agneaux complémenté en concentrés,

First, a hierarchical database containing the main elements of an urban environment is created, and then procedural techniques are applied in order to generate the environ- ment

As the average luminance of the scenes increases, pleasantness, satisfaction with view and satisfaction with visual comfort increase. Almost all of these curves are

In this paper, a procedure to process laser range image and to extract the information of pitting corrosion for ductile iron pipe is described.. Each corroded area is identified