modelParallelHE_Des

Base class for parallel Heat Exchanger (two fluid with one gas) with desuperheater

Parameters

TypeNameDefaultDescription
SI.MassFlowRategasNomFlowRateNominal flow rate through the gas side
SI.PressuregasNomPressureNominal pressure in the gas side inlet
SI.ThermalConductivitylambdaThermal conductivity of the metal (density by specific heat capacity)
side A
SI.MassFlowRatefluidNomFlowRate_ANominal flow rate through the fluid side
SI.PressurefluidNomPressure_ANominal pressure in the fluid side inlet
side B
SI.MassFlowRatefluidNomFlowRate_BNominal flow rate through the fluid side
SI.PressurefluidNomPressure_BNominal pressure in the fluid side inlet
pHE-1
IntegerN_G_p12Number of node of the gas side
IntegerNw_G_p1N_G_p1 - 1Number of volumes of the gas side wall
IntegerNw_F_A_p1N_F_A_p1 - 1Number of volumes of the fluid side wall
IntegerNw_F_B_p1N_F_B_p1 - 1Number of volumes of the fluid side wall
SI.VolumegasVol_p1Gas volume
pHE-1 › side A
IntegerN_F_A_p12Number of node of the fluid side
SI.AreaexchSurface_G_A_p1Exchange surface between gas - metal tube,
SI.AreaexchSurface_F_A_p1Exchange surface between metal tube - fluid,
SI.AreaextSurfaceTub_A_p1Total external surface of the tubes
SI.VolumefluidVol_A_p1Fluid volume
SI.VolumemetalVol_A_p1Volume of the metal part in the tube
Realrhomcm_A_p1Metal heat capacity per unit volume [J/m^3.K]
pHE-1 › side B
IntegerN_F_B_p12Number of node of the fluid side
SI.AreaexchSurface_G_B_p1Exchange surface between gas - metal tube,
SI.AreaexchSurface_F_B_p1Exchange surface between metal tube - fluid,
SI.AreaextSurfaceTub_B_p1Total external surface of the tubes
SI.VolumefluidVol_B_p1Fluid volume
SI.VolumemetalVol_B_p1Volume of the metal part in the tube
Realrhomcm_B_p1Metal heat capacity per unit volume [J/m^3.K]
pHE-2
IntegerN_G_p22Number of node of the gas side
IntegerNw_G_p2N_G_p2 - 1Number of volumes of the gas side wall
IntegerNw_F_A_p2N_F_A_p2 - 1Number of volumes of the fluid side wall
IntegerNw_F_B_p2N_F_B_p2 - 1Number of volumes of the fluid side wall
SI.VolumegasVol_p2Gas volume
pHE-2 › side A
IntegerN_F_A_p22Number of node of the fluid side
SI.AreaexchSurface_G_A_p2Exchange surface between gas - metal tube,
SI.AreaexchSurface_F_A_p2Exchange surface between metal tube - fluid,
SI.AreaextSurfaceTub_A_p2Total external surface of the tubes
SI.VolumefluidVol_A_p2Fluid volume
SI.VolumemetalVol_A_p2Volume of the metal part in the tube
Realrhomcm_A_p2Metal heat capacity per unit volume [J/m^3.K]
pHE-2 › side B
IntegerN_F_B_p22Number of node of the fluid side
SI.AreaexchSurface_G_B_p2Exchange surface between gas - metal tube,
SI.AreaexchSurface_F_B_p2Exchange surface between metal tube - fluid,
SI.AreaextSurfaceTub_B_p2Total external surface of the tubes
SI.VolumefluidVol_B_p2Fluid volume
SI.VolumemetalVol_B_p2Volume of the metal part in the tube
Realrhomcm_B_p2Metal heat capacity per unit volume [J/m^3.K]
Initialization
BooleanSSInitfalseSteady-state initialization
Initialization (pHE-1)
SI.TemperatureTstartbar_G_p1Start value of the averaget gas temperature
SI.Pressurepstart_G_p1gasNomPressurePressure start value, gas side
Initialization (pHE-1) › side A
SI.TemperatureTstartbar_M_A_p1Tstartbar_G_p1 - 50Start value of the averaget metal temperature
SI.Pressurepstart_F_A_p11e5Pressure start value
Initialization (pHE-1) › side B
SI.TemperatureTstartbar_M_B_p1Tstartbar_G_p1 - 50Start value of the averaget metal temperature
SI.Pressurepstart_F_B_p11e5Pressure start value
Initialization (pHE-2)
SI.TemperatureTstartbar_G_p2Start value of the averaget gas temperature
SI.Pressurepstart_G_p2gasNomPressurePressure start value, gas side
Initialization (pHE-2) › side A
SI.TemperatureTstartbar_M_A_p2Tstartbar_G_p2 - 50Start value of the averaget metal temperature
SI.Pressurepstart_F_A_p21e5Pressure start value
Initialization (pHE-2) › side B
SI.TemperatureTstartbar_M_B_p2Tstartbar_G_p2 - 50Start value of the averaget metal temperature
SI.Pressurepstart_F_B_p21e5Pressure start value

Connectors

TypeNameDefaultDescription
Gas.FlangeAgasIn
Gas.FlangeBgasOut
Water.FlangeAwaterInAwater/steam first inlet
Water.FlangeBwaterOutAwater/steam first outlet
Water.FlangeAwaterInBwater/steam second inlet
Water.FlangeBwaterOutBwater/steam second outlet
Water.FlangeALiquidWaterIn_A
Modelica.Blocks.Interfaces.RealOutputT_intermedAIntermediate temperature of the HE_A
Modelica.Blocks.Interfaces.RealOutputT_intermedBIntermediate temperature of the HE_B
Modelica.Blocks.Interfaces.RealInputtheta_valveA
Modelica.Blocks.Interfaces.RealInputtheta_valveB
Water.FlangeALiquidWaterIn_B

Contents

NameDescription
FlueGasMedium
FluidMedium