functionlambda_eq

Equilibrium hydration of ionomer in contact with vapor (λeq) as a function of relative humidity

Extends from Modelica.Icons.Function (Icon for functions).

Information

This implements the correlation by Springer et al. [Springer1991] for the ratio of H2O molecules to SO3- units of Nafion® EW 1100 series ionomer.

Inputs

TypeNameDefaultDescription
Q.NumberAbsoluteRHRelative humidity

Outputs

TypeNameDefaultDescription
Reallambda<html>Mole ratio of H<sub>2</sub>O to SO<sub>3</sub><sup>-</sup></html>