modelSteamGeneratorVariableHeatLoad

Variable heat load
Diagram of SteamGeneratorVariableHeatLoadOpen the diagram
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Extends from TRANSFORM.Fluid.Examples.SteamRankine_BalanceOfPlant.Components.PartialSteamGenerator (Drum boiler with natural circulation).

Parameters

TypeNameDefaultDescription
Realconversion_feet_to_m (from PartialSteamGenerator)0.3048Conversion feet to meter
Realconversion_inch_to_m (from PartialSteamGenerator)0.0254Inch to meter
Modelica.SIunits.AreaAheat_calc_outerTubes (from PartialSteamGenerator)1838*60*conversion_feet_to_m*3.141*1.25*conversion_inch_to_m

Connectors

TypeNameDefaultDescription
Interfaces.FluidPort_Stateport_feedWater (from PartialSteamGenerator)
Interfaces.FluidPort_Flowdrain_steam (from PartialSteamGenerator)
Control.ControlBuses.ControlBus_SteamGeneratorcontrolBus (from PartialSteamGenerator)
Modelica.Blocks.Interfaces.RealInputQ_fromPHS

Components

TypeNameDefaultDescription
RealcirculationRatio (from PartialSteamGenerator)2.9Circulation ratio for feed water
Realdrum_level_percentage (from PartialSteamGenerator)drum.geometry.level_meas_percentageDrum level percentage
Volumes.BoilerDrumdrum (from PartialSteamGenerator)
Valves.ValveCompressibleMSIValve (from PartialSteamGenerator)Main Steam Isolation Valve
PumpSimplecirculationPump (from PartialSteamGenerator)
FittingsAndResistances.ElevationChangeheightDiff (from PartialSteamGenerator)
Records.BoilerNominalValuesnominalData (from PartialSteamGenerator)
Records.BoilerStartValuesinitData (from PartialSteamGenerator)
Modelica.Blocks.Sources.RealExpressionuniversalSensor (from PartialSteamGenerator)
Modelica.Blocks.Sources.RealExpressionlevel_percentage (from PartialSteamGenerator)
Modelica.Blocks.Sources.RealExpressiondrum_pressure (from PartialSteamGenerator)
Volumes.MixingVolumevol_turbine_HP_feed (from PartialSteamGenerator)
Valves.ValveCompressibleSGBlockValve (from PartialSteamGenerator)Steam Generator Block Valve
Modelica.Blocks.Sources.RealExpressionsensor_feedWaterFlow (from PartialSteamGenerator)
Modelica.Blocks.Sources.RealExpressionsensor_steamMassFlow (from PartialSteamGenerator)
Volumes.MixingVolumevol_subcool (from PartialSteamGenerator)
Valves.ValveIncompressibleorificeLiquid (from PartialSteamGenerator)
Sensors.PressurepSteam (from PartialSteamGenerator)
Sensors.MassFlowRatesensorSteamFlow (from PartialSteamGenerator)
Sensors.MassFlowRatesensorFeedWaterFlow (from PartialSteamGenerator)
Modelica.Blocks.Sources.Constantconst (from PartialSteamGenerator)
Modelica.Blocks.Math.ProductmassFlowInverse (from PartialSteamGenerator)
Modelica.Blocks.Sources.RealExpressionk (from PartialSteamGenerator)
Modelica.SIunits.Velocityriser_velocityriser.port_a[1].m_flow/circulationPump.d/(1838*(0.946*conversion_inch_to_m)^2/4*Modelica.Constants.pi)
Modelica.SIunits.HeatFlowRateQ_riser
HeatAndMassTransfer.BoundaryConditions.Heat.HeatFlowheat
HeatAndMassTransfer.Volumes.SimpleWall_noMedia[2]riserWall
HeatAndMassTransfer.BoundaryConditions.Heat.Collectorcollector
Volumes.MixingVolumeriser
Volumes.MixingVolumeriser1
FittingsAndResistances.NominalLossgeneric
FittingsAndResistances.NominalLossgeneric1
HeatAndMassTransfer.Resistances.Heat.Convection[2]convection
FittingsAndResistances.ElevationChangeheightDiff_riser