modelBoilerDrum

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Extends from BaseClasses.Icon_TwoVolume, BaseClasses.PartialTwoVolume_wlevel (Base class for volume models).

Parameters

TypeNameDefaultDescription
Visualization
BooleanshowName (from Visualization_showName)true
Advanced › Dynamics
DynamicsenergyDynamics (from PartialTwoVolume_wlevel)Dynamics.DynamicFreeInitialFormulation of energy balances
DynamicsmassDynamics (from PartialTwoVolume_wlevel)energyDynamicsFormulation of mass balances
DynamicssubstanceDynamics (from PartialTwoVolume_wlevel)massDynamicsFormulation of substance balances
DynamicstraceDynamics (from PartialTwoVolume_wlevel)massDynamicsFormulation of trace substance balances
Initialization
SI.Heightlevel_start (from PartialTwoVolume_wlevel)0
SI.TemperatureTwall_start293.15Initial wall temperature
Initialization › Start Value: Absolute Pressure
Medium.AbsolutePressurep_liquid_start (from PartialTwoVolume_wlevel)Medium.p_defaultPressure
Medium.AbsolutePressurep_vapor_start (from PartialTwoVolume_wlevel)Medium.p_defaultPressure
Initialization › Start Value: Temperature
Booleanuse_T_start (from PartialTwoVolume_wlevel)trueUse T_start if true, otherwise h_start
Medium.TemperatureT_liquid_start (from PartialTwoVolume_wlevel)Medium.T_defaultTemperature
Medium.TemperatureT_vapor_start (from PartialTwoVolume_wlevel)Medium.T_defaultTemperature
Initialization › Start Value: Specific Enthalpy
Medium.SpecificEnthalpyh_liquid_start (from PartialTwoVolume_wlevel)Medium.specificEnthalpy_pTX(p_liquid_start, T_liquid_start, X_liquid_start)Specific enthalpy
Medium.SpecificEnthalpyh_vapor_start (from PartialTwoVolume_wlevel)Medium.specificEnthalpy_pTX(p_vapor_start, T_vapor_start, X_vapor_start)Specific enthalpy
Initialization › Start Value: Species Mass Fraction
SI.MassFraction[Medium.nX]X_liquid_start (from PartialTwoVolume_wlevel)Medium.X_defaultMass fraction
SI.MassFraction[Medium.nX]X_vapor_start (from PartialTwoVolume_wlevel)Medium.X_defaultMass fraction
Initialization › Start Value: Trace Substances
SIadd.ExtraProperty[Medium.nC]C_liquid_start (from PartialTwoVolume_wlevel)fill(0, Medium.nC)Mass-Specific value
SIadd.ExtraProperty[Medium.nC]C_vapor_start (from PartialTwoVolume_wlevel)fill(0, Medium.nC)Mass-Specific value
Advanced › Port position
SI.LengthportPosition_downcomergeometry.level_0Position of downcomer port. Static head = 0 when position >= level
SI.LengthportPosition_riser0Position of riser port. Static head = 0 when position >= level
Advanced
Booleanuse_VaporHeatPortfalseEnable heat connector to vapor
Booleanuse_LiquidHeatPortfalseEnable heat connector to liquid
SI.Accelerationg_n_startModelica.Constants.g_nInitial gravitational acceleration

Connectors

TypeNameDefaultDescription
Interfaces.FluidPort_StatefeedwaterPort
Interfaces.FluidPort_StatesteamPort
Interfaces.FluidPort_StateriserPort
Interfaces.FluidPort_StatedowncomerPort
Interfaces.FluidPort_StateblowdownPort
HeatAndMassTransfer.Interfaces.HeatPort_StateheatPort_liquid
HeatAndMassTransfer.Interfaces.HeatPort_StateheatPort_vapor

Components

TypeNameDefaultDescription
Geometrygeometry
Medium.BasePropertiesmedium_liquid (from PartialTwoVolume_wlevel)
Medium.BasePropertiesmedium_vapor (from PartialTwoVolume_wlevel)
SI.Heightlevel (from PartialTwoVolume_wlevel)0Liquid level
SI.VolumeV_vapor (from PartialTwoVolume_wlevel)Vapor volume
SI.VolumeV_liquid (from PartialTwoVolume_wlevel)Liquid volume
SI.Massm_liquid (from PartialTwoVolume_wlevel)Mass
SI.InternalEnergyU_liquid (from PartialTwoVolume_wlevel)Internal energy
SI.Mass[Medium.nXi]mXi_liquid (from PartialTwoVolume_wlevel)Species mass
SIadd.ExtraPropertyExtrinsic[Medium.nC]mC_liquid (from PartialTwoVolume_wlevel)Trace substance extrinsic value
SI.MassmC_scaled_liquid (from PartialTwoVolume_wlevel)Scaled trace substance mass for improved numerical stability
SI.Massm_vapor (from PartialTwoVolume_wlevel)Mass
SI.InternalEnergyU_vapor (from PartialTwoVolume_wlevel)Internal energy
SI.Mass[Medium.nXi]mXi_vapor (from PartialTwoVolume_wlevel)Species mass
SIadd.ExtraPropertyExtrinsic[Medium.nC]mC_vapor (from PartialTwoVolume_wlevel)Trace substance extrinsic value
SIadd.ExtraPropertyExtrinsicmC_scaled_vapor (from PartialTwoVolume_wlevel)Scaled trace substance for improved numerical stability
SIadd.ExtraProperty[Medium.nC]C_liquid (from PartialTwoVolume_wlevel)Trace substance mass-specific value
SIadd.ExtraProperty[Medium.nC]C_vapor (from PartialTwoVolume_wlevel)Trace substance mass-specific value
SI.MassFlowRatemb_liquid (from PartialTwoVolume_wlevel)Mass flow rate source/sinks within volumes
SI.MassFlowRatemb_vapor (from PartialTwoVolume_wlevel)Mass flow rate source/sinks within volumes
SI.HeatFlowRateUb_liquid (from PartialTwoVolume_wlevel)Energy source/sinks within volumes (e.g., ohmic heating, external convection)
SI.HeatFlowRateUb_vapor (from PartialTwoVolume_wlevel)Energy source/sinks within volumes (e.g., ohmic heating, external convection)
SI.MassFlowRate[Medium.nXi]mXib_liquid (from PartialTwoVolume_wlevel)Species mass flow rates source/sinks within volumes
SI.MassFlowRate[Medium.nXi]mXib_vapor (from PartialTwoVolume_wlevel)Species mass flow rates source/sinks within volumes
SIadd.ExtraPropertyFlowRate[Medium.nC]mCb_liquid (from PartialTwoVolume_wlevel)Trace flow rate source/sinks within volumes (e.g., chemical reactions, external convection)
SIadd.ExtraPropertyFlowRate[Medium.nC]mCb_vapor (from PartialTwoVolume_wlevel)Trace flow rate source/sinks within volumes (e.g., chemical reactions, external convection)
SI.Densityd_wall0Density of wall
SI.SpecificHeatCapacitycp_wall0Wall specific heat capacity
Realeta_sep1.0Phase separation efficiency coefficient
SI.Timetau_eBulk15Time constant of bulk evaporation
SI.Timetau_cBulk15Time constant of bulk condensation
RealalphaM_VL0Vapor/liquid surface condensation coefficient
SI.TemperatureT_external293.15External atmospheric temperature
SI.CoefficientOfHeatTransferalpha_external0Heat transfer coefficient between wall and external environment (T_external)
SI.CoefficientOfHeatTransferalpha_WL200Heat transfer coefficient between wall and liquid phase
SI.CoefficientOfHeatTransferalpha_WV200Heat transfer coefficient between wall and vapor phase
SI.CoefficientOfHeatTransferalpha_VL0Vapor/liquid surface heat transfer coefficient
SI.Accelerationg_ng_n_startGravitational acceleration
SI.TemperatureTwallWall temperature
Realx_abs_riserSteam quality of the fluid from the risers
SI.SpecificEnthalpyh_riserSpecific enthalpy of fluid from the risers
SI.MassFlowRatem_flow_riserMass flowrate from the risers
SI.SpecificEnthalpyh_riserSepVapSpecific enthalpy of vapor from the risers after separation
SI.SpecificEnthalpyh_riserSepLiqSpecific enthalpy of liquid from the risers after separation
SI.MassFlowRatem_flow_riser_liquidMass flowrate of liquid from the risers
SI.MassFlowRatem_flow_riser_vaporMass flowrate of vapor from the risers
SI.MassFlowRatem_flow_cBulkMass flowrate of bulk condensation
SI.MassFlowRatem_flow_cSurfaceMass flowrate of surface condensation
SI.MassFlowRatem_flow_eBulkMass flowrate of bulk evaporation
SI.HeatFlowRateQ_flow_WVHeat flow from the wall to the vapor
SI.HeatFlowRateQ_flow_VLHeat flow from the vapor to the liquid
SI.HeatFlowRateQ_flow_WLHeat flow from the wall to the liquid
SI.HeatFlowRateQ_flow_WExtHeat flow from the wall to the atmosphere
Realx_abs_riserSepSteam quality of the separated steam from the risers
SI.HeatCapacityCwalld_wall*cp_wall*geometry.V_wallWall heat capacitance
Media.BaseProperties2PhasemediaProps_vapor
Media.BaseProperties2PhasemediaProps_liquid

Contents

NameDescription
Geometry