modelDiffusivityCoefficients

Parameters

Type	Name	Default	Description
Types.Length[nX]	collDiam_H2_i	Utilities.ConstantsFluidAndSolid.collDiam_H2_i	Collision diameter between H2 and species i
Types.Length[nX]	collDiam_H2O_i	Utilities.ConstantsFluidAndSolid.collDiam_H2O_i	Collision diameter between H2O and species i
Types.Length[nX]	collDiam_O2_i	Utilities.ConstantsFluidAndSolid.collDiam_O2_i	Collision diameter between O2 and species i
Types.EnergyOfInteraction[nX]	eInteract_H2_i	Utilities.ConstantsFluidAndSolid.eInteract_H2_i	Energy of interaction between H2 and species i
Types.EnergyOfInteraction[nX]	eInteract_H2O_i	Utilities.ConstantsFluidAndSolid.eInteract_H2O_i	Energy of interaction between H2O and species i
Types.EnergyOfInteraction[nX]	eInteract_O2_i	Utilities.ConstantsFluidAndSolid.eInteract_O2_i	Energy of interaction between O2 and species i
Modelica.Units.SI.FaradayConstant	F	Modelica.Constants.F	Faraday constant C/mol
Integer	nX	10	Number of species considered in the fluid mixture
Types.MolarMass[nX]	MM	Utilities.ConstantsFluidAndSolid.MM	Molar masses vector
Types.Length	Dpore	Utilities.ConstantsFluidAndSolid.Dpore	Pore diameter of the electrodes
Types.SpecificHeatCapacityMol	R	Modelica.Constants.R	Universal gas constant per unit mol
Types.Length	tauAE	Utilities.ConstantsFluidAndSolid.tauAE	Thickness of the anode electrode
Types.Length	tauCE	Utilities.ConstantsFluidAndSolid.tauCE	Thickness of the cathode electrode
Types.Temperature	Tnom	1100	Nominal temperature for homotopy
Real	porosity	0.35	Porosity coefficient for anode and cathode electrodes
Real	tortuosity	1/porosity	Tortuosity coefficient for anode and cathode electrodes
Real	ratioPorTor	porosity/tortuosity	Ratio between porosity and toruosity

Components

Type	Name	Default	Description
Types.DiffusionCoefficient[nX]	D_H2_i		Effective diffusivity coefficient of H2 with respect to each other species in the anodic mixture
Types.DiffusionCoefficient[nX]	D_H2O_i		Effective diffusivity coefficient of H2O with respect to each other species in the anodic mixture
Types.DiffusionCoefficient[nX]	D_O2_i		Effective diffusivity coefficient of O2 with respect to each other species in the cathodic mixture
Types.DiffusionCoefficient	D_H2_m		Effective diffusivity coefficient of H2 with respect to the rest of the anodic mixture
Types.DiffusionCoefficient	D_H2O_m		Effective diffusivity coefficient of H2O with respect to the rest of the anodic mixture
Types.DiffusionCoefficient	D_O2_m		Effective diffusivity coefficient of O2 with respect to the rest of the cathodic mixture
Types.DiffusionCoefficient	D_H2_p		Effective diffusivity coefficient of H2 in the porous media
Types.DiffusionCoefficient	D_H2O_p		Effective diffusivity coefficient of H2O in the porous media
Types.DiffusionCoefficient	D_O2_p		Effective diffusivity coefficient of O2 in the porous media
Types.DiffusionCoefficient	Dk_H2		Effective Knudsen diffusivity coefficient of H2
Types.DiffusionCoefficient	Dk_H2O		Effective Knudsen diffusivity coefficient of H2O
Types.DiffusionCoefficient	Dk_O2		Effective Knudsen diffusivity coefficient of O2
Types.Pressure	pAnode		Absolute pressure anode channel side
Types.Pressure	pCathode		Absolute pressure cathode channel side
Types.Pressure[nX]	pXa		Partial pressures anode channel side
Types.Pressure[nX]	pXc		Partial pressures cathode channel side
Types.Temperature	T		Temperature PEN
Types.Temperature	Temp		Temperature PEN
Types.MoleFraction[nX]	Xa	pXa/pAnode	Bulk mole fraction species anode chaneel side
Types.MoleFraction[nX]	Xc	pXc/pCathode	Bulk mole fraction species cathode chaneel side
Types.CollisionIntegral[nX]	collIntegral_H2_i		Collision integral between H2 and species i at temperature T
Types.CollisionIntegral[nX]	collIntegral_H2O_i		Collision integral between H2O and species i at temperature T
Types.CollisionIntegral[nX]	collIntegral_O2_i		Collision integral between O2 and species i at temperature T