Components | Dimension | Characteristics | Porosity [-] | Effective thermal conductivity [W/(m∙K)] |
Polymer electrolyte membrane (PEM) | 50.0 mm × 50.0 mm × 0.025 mm | Nafion NRE-211 (produced by Du Pont Corp.) | 0.28 | 0.195 |
Catalyst layer | 50.0 mm × 50.0 mm × 0.01 mm | Pt/C (20 wt% loading) | 0.78 | 0.27 |
Micro porous layer (MPL) | 50.0 mm × 50.0 mm × 0.003 mm | Mixture of carbon black and PTFE | 0.60 | 1.0 |
Gas diffusion layer (GDL) | 50.0 mm × 50.0 mm × 0.11 mm | TGP-H-030 (produced by Toray Corp.) | 0.78 | 1.7 |
Separator | 75.4 mm × 75.4 mm × 2.0 mm (saddle thickness = 1.0 mm, channel height = 1.0 mm) or 1.5 mm (saddle thickness = 0.5 mm, channel height = 1.0 mm) or 1.0 mm (saddle thickness = 0.5 mm, channel height = 0.5 mm) | Carbon graphite, separator | 0.15 | 2 |