modelCathodeChannel

Extends from Components.FuelCell.BaseChannel.

Parameters

TypeNameDefaultDescription
BooleanisAnode (from BaseChannel)
InitTypeinitType (from BaseChannel)InitType.steadyState
BooleaninitialEquation (from BaseChannel)true
IntegernX (from BaseChannel)10Number of species in the mixture 1: H2O, 2: H2, 3: CO2, 4: CO, 5: CH4, 6: O2, 7: N2, 8: Ar
Types.AreaA (from BaseChannel)H*WChannel cross-section
Types.LengthDi (from BaseChannel)2*H*W/(H + W)Channel hydraulic diameter
Types.LengthH (from BaseChannel)8.67e-4Channel height
Types.LengthL (from BaseChannel)0.0005054568Channel length
Types.AreaS (from BaseChannel)W*LChannel contact surface with electrode
Types.AreaSside (from BaseChannel)L*HChannel side surface (interconnecting plate)
Types.AreaSintercon (from BaseChannel)S + 2*SsideTotal interconnecting plate heat exchange area
Types.VolumeV (from BaseChannel)A*LChannel Volume
Types.LengthW (from BaseChannel)5.56e-3Channel width
Types.Lengthwp (from BaseChannel)2*H + 2*WChannel wet perimeter
Types.PressuredeltapNom (from BaseChannel)1e3Nominal pressure drop
Types.MassFlowRatewNom (from BaseChannel)1e-6Nominal mass flow rate
Types.CoefficientOfHeatTransferalphaNom (from BaseChannel)Nominal convective heat transfer coefficient
Types.Pressurep_start (from BaseChannel)27e5Start value for pressure
Types.Pressure[nX]pXin_startWithZeros (from BaseChannel)p_start*X_start_in.*fluidIn.MM/fluidIn.MM[fluidIn.dominantSpecies]
Types.Pressure[nX]pXin_start (from BaseChannel){max(pXin_startWithZeros[i], ModelicaServices.Machine.eps) for i in 1:nX}
Types.Pressure[nX]pXout_startWithZeros (from BaseChannel)p_start*X_start_out.*fluidIn.MM/fluidIn.MM[fluidIn.dominantSpecies]
Types.Pressure[nX]pXout_start (from BaseChannel){max(pXout_startWithZeros[i], ModelicaServices.Machine.eps) for i in 1:nX}
Types.Densityrho_start_in (from BaseChannel)8Start value for density
Types.Densityrho_start_out (from BaseChannel)8Start value for density
Types.TemperatureT_start_in (from BaseChannel)900Start value for temperature
Types.TemperatureT_start_out (from BaseChannel)900Start value for temperature
Types.TemperatureTpen_start (from BaseChannel)900Start value for temperature
Types.TemperatureTplate_start (from BaseChannel)900Start value for temperature
Types.MassFraction[nX]X_start_in (from BaseChannel)ones(nX)/nXStart value for composition
Types.MassFraction[nX]X_start_out (from BaseChannel)ones(nX)/nXStart value for composition
Types.MassFlowRatew_start_in (from BaseChannel)0.000117298e-3Start value for mass flow rate
Types.MassFlowRatew_start_out (from BaseChannel)0.000117298e-3Start value for mass flow rate
Types.MassFlowRatewO2_start (from BaseChannel)0Start value for mass flow rate
Types.NusseltNumberNu (from BaseChannel)Nusselt number of the flow in the channel
Types.MolarMassMMO2 (from BaseChannel)Modelica.Media.IdealGases.Common.SingleGasesData.O2.MMOxygen molar mass

Connectors

TypeNameDefaultDescription
Interfaces.FlangeAinlet (from BaseChannel)Inlet connector
Interfaces.FlangeBoutlet (from BaseChannel)Outlet connector
Interfaces.HeatPortwallPEN (from BaseChannel)
Interfaces.HeatPortwallPlate (from BaseChannel)
Interfaces.FuelCellInterfaces.PressureOutputSignal[nX]partialPressures (from BaseChannel)
Interfaces.FuelCellInterfaces.PressureOutputSignalabsolutePressure (from BaseChannel)
Interfaces.FuelCellInterfaces.RHORInputSignalrHOR (from BaseChannel)

Components

TypeNameDefaultDescription
Types.MassFlowRatedM_dt (from BaseChannel)
Types.PowerdU_dt (from BaseChannel)
Types.Pressuredeltap (from BaseChannel)Friction loss in the channel
Types.SpecificEnthalpyhIn (from BaseChannel)mixture inlet enthalpy
Types.SpecificEnthalpyhOut (from BaseChannel)mixture outlet enthalpy
Types.SpecificEnthalpyhO2 (from BaseChannel)O2 enthalpy
Types.MassM (from BaseChannel)Mixture mass in the volume
Types.MolarFlowRatenIn (from BaseChannel)wIn/fluidIn.MMmix
Types.MolarFlowRate[nX]nIn_i (from BaseChannel)nIn*fluidIn.Y
Types.MolarFlowRatenOut (from BaseChannel)wOut/fluidOut.MMmix
Types.MolarFlowRate[nX]nOut_i (from BaseChannel)nOut*fluidOut.Y
Types.PressurepIn (from BaseChannel)Mixture inlet pressure
Types.PressurepOut (from BaseChannel)Mixture outlet pressure
Types.Pressure[nX]pX (from BaseChannel)Partial pressures in the channel
Types.DensityrhoIn (from BaseChannel)Mixture inlet density
Types.DensityrhoOut (from BaseChannel)Mixture outlet density
Types.TemperatureTin (from BaseChannel)Mixture inlet temperature
Types.TemperatureTout (from BaseChannel)Mixture outlet temperature
Types.TemperatureTwPEN (from BaseChannel)Temperature of the PEN (wall)
Types.TemperatureTwPlate (from BaseChannel)Temperature of the interconnection plate (wall)
Types.MassFlowRatewIn (from BaseChannel)Channel inlet mass flow rate
Types.MassFlowRate[nX]wIn_i (from BaseChannel)wIn*Xin
Types.MassFlowRatewOut (from BaseChannel)Channel outlet mass flow rate
Types.MassFlowRate[nX]wOut_i (from BaseChannel)wOut*Xout
Types.MassFlowRatewO2 (from BaseChannel)Oxygen flow from cathode channel to anode channel
Types.MassFraction[nX]Xin (from BaseChannel)Mixture inlet mass fractions
Types.MassFraction[nX]Xout (from BaseChannel)Mixture outlet mass fractions
RealsumXout (from BaseChannel)sum(Xout)
Types.MoleFraction[nX]Yin (from BaseChannel)fluidIn.YMolar fraction at inlet
Types.MoleFraction[nX]Yout (from BaseChannel)fluidOut.YMolar fraction at outlet
FluidfluidOxyRef (from BaseChannel)Fluid reference for Oxygen properties
FluidfluidIn (from BaseChannel)Fluid at channel inlet
FluidfluidOut (from BaseChannel)Fluid at channel outlet
HeatTransferhtPEN (from BaseChannel)
HeatTransferhtPlate (from BaseChannel)
Realvelocity (from BaseChannel)
Realtau (from BaseChannel)
Types.PowerentFlowIn (from BaseChannel)wIn*hIn
Types.PowerentFlowOut (from BaseChannel)wOut*hOut