modelPEM
Test the proton exchange membrane
Extends from Modelica.Icons.Example (Icon for runnable examples).
Information
The protonic resistance is slightly higher than expected due solely to electrical resistance. Electro-osmotic drag applies additional resistance to the migration of protons.
Components
| Type | Name | Default | Description |
|---|---|---|---|
| Q.Potential | w | environment.T*log(PEM.subregions[1, 1, 1].ionomer.'H+'.boundaries[1, Side.p].p/PEM.subregions[1, 1, 1].ionomer.'H+'.boundaries[1, Side.n].p) | Isothermal electrical potential |
| Q.Current | zI | -sum(PEM.subregions[1, :, :].ionomer.'H+'.I[1]) | Electrical current |
| Q.ConductanceElectrical | G | zI/w | Measured electrical conductance |
| Q.ConductanceElectrical | G_ex | PEM.subregions[1, 1, 1].ionomer.'H+'.sigma*PEM.A[Axis.x]/PEM.L[Axis.x] | Expected electrical conductance |
| PEMs.PEM | PEM | ||
| Conditions.ByConnector.BoundaryBus.Single.Source[PEM.n_y,PEM.n_z] | anBC | ||
| Conditions.ByConnector.BoundaryBus.Single.Sink[PEM.n_y,PEM.n_z] | caBC | ||
| Conditions.Environment | environment | Environmental conditions | |
| Modelica.Blocks.Sources.Ramp | currentSet |