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GeoDict User Guide 2025

Gas Diffusion Layer

The Gas Diffusion Layer app creates a gas diffusion layer of a PEM fuel cell.

Note-Important

Modules needed to run this GeoApp:

FiberGeo

Parameters

Clicking Edit opens the Gas Diffusion Layer Parameters dialog.

GeoApp_GasDiffusionLayer_Dialog

First, define the Result File Name.

Then, set the domain parameters in µm using the parameters Voxel Length, GDL Width (X-Direction), GDL Length (Y-Direction) and GDL Height (Z-Direction).

Finally, define the Binder Solid Volume Percentage.

Results

Clicking Run creates the diffusion layer and saves the structure file in the result folder.

GeoApp_GasDiffusionLayer_ResultStructure

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