modelLoadVariation

CCPP model to simulate a load variation from 100% to 50%
Diagram of LoadVariation

Information

## Copyright © EDF 2002 - 2026   
## ThermoSysPro Version 4.2   
The results reported in the ThermoSysPro book were computed using Dymola.

Parameters

TypeNameDefaultDescription
RealCstHPStodola's ellipse coefficient HP
RealEtaIsNomHPTurbine HP: Nominal isentropic efficiency
RealCstMPStodola's ellipse coefficient MP
RealCstBPStodola's ellipse coefficient BP
RealEtaIsNomBPTurbine MP: Nominal isentropic efficiency
RealLP_Pump_a1x^2 coef. of the pump characteristics hn = f(vol_flow) (s2/m5)
ThermoSysPro.Units.xSI.CvCvmaxValveAHPMaximum CV: alim. valve MP Drum
ThermoSysPro.Units.xSI.CvCvmaxValveVHPMaximum CV: steame valve HP Drum
ThermoSysPro.Units.xSI.CvCvmaxValveAMPMaximum CV: alim. valve MP Drum
ThermoSysPro.Units.xSI.CvCvmaxValveVMPMaximum CV: steame valve Drum MP
ThermoSysPro.Units.xSI.CvCvmaxValveVBPMaximum CV: steame valve BP Drum
RealFouling_SHPSur HP: heat exchange fouling coefficient
RealFouling_EHP1Eco HP1: heat exchange fouling coefficient
RealFouling_EHP2Eco HP2: heat exchange fouling coefficient
RealFouling_EHP3Eco HP3: heat exchange fouling coefficient
RealFouling_EHP4Eco HP4: heat exchange fouling coefficient
RealFouling_SMPSur MP1: heat exchange fouling coefficient
RealFouling_EMPEco MP: heat exchange fouling coefficient
RealFouling_EvHPEvapo HP: heat exchange fouling coefficient
RealFouling_EvMPEvapo MP: heat exchange fouling coefficient
RealFouling_EvBPEvapo BP: heat exchange fouling coefficient
RealFouling_SBPSur BP: heat exchange fouling coefficient
RealFouling_EBPEco BP: heat exchange fouling coefficient
RealK_HP_DownComerHP: Friction pressure loss coefficient
RealK_IP_DownComerMP: Friction pressure loss coefficient
RealK_Dp_HP_2SMPin: Friction pressure loss coefficient
RealK_Dp_HP_IPOutlet THP: Friction pressure loss coefficient
ThermoSysPro.Units.xSI.CvCvmax_THPMaximum CV input Turbine HP
ThermoSysPro.Units.xSI.CvCvmax_TMPMaximum CV input Turbine MP
RealC_tau_nCompressor: Nominal compression rate
RealC_is_eff_nCompressor: Nominal isentropic efficiency
RealT_QredGazTurbine: reduced mass flow rate
RealT_is_eff_nGazTurbine: Nominal isentropic efficiency
RealC_KchamCombustionChamber: pressure loss coefficient

Components

TypeNameDefaultDescription
ThermoSysPro.WaterSteam.Volumes.DynamicDrumHP_Drum
ThermoSysPro.WaterSteam.PressureLosses.ControlValveHP_FeedValve
ThermoSysPro.InstrumentationAndControl.Blocks.Sources.ConstanteHP_SteamValve_Constante
ThermoSysPro.WaterSteam.PressureLosses.ControlValveHP_SteamValve
ThermoSysPro.WaterSteam.PressureLosses.PipePressureLossHP_DownComer
ThermoSysPro.WaterSteam.Volumes.VolumeCVolumeEvapHP
ThermoSysPro.MultiFluids.HeatExchangers.DynamicExchangerWaterSteamFlueGasesHP_Evaporator
ThermoSysPro.MultiFluids.HeatExchangers.DynamicExchangerWaterSteamFlueGasesHP_Economizer_4
ThermoSysPro.MultiFluids.HeatExchangers.DynamicExchangerWaterSteamFlueGasesHP_SuperHeater_1
ThermoSysPro.MultiFluids.HeatExchangers.DynamicExchangerWaterSteamFlueGasesHP_Economizer_3
ThermoSysPro.MultiFluids.HeatExchangers.DynamicExchangerWaterSteamFlueGasesHP_Economizer_2
ThermoSysPro.MultiFluids.HeatExchangers.DynamicExchangerWaterSteamFlueGasesHP_Economizer_1
ThermoSysPro.MultiFluids.HeatExchangers.DynamicExchangerWaterSteamFlueGasesHP_SuperHeater_2
ThermoSysPro.MultiFluids.HeatExchangers.DynamicExchangerWaterSteamFlueGasesHP_SuperHeater_3
ThermoSysPro.WaterSteam.Volumes.DynamicDrumIP_Drum
ThermoSysPro.InstrumentationAndControl.Blocks.Sources.ConstanteIP_SteamValve_Constante
ThermoSysPro.WaterSteam.PressureLosses.ControlValveIP_FeedValve
ThermoSysPro.WaterSteam.PressureLosses.ControlValveIP_SteamValve
ThermoSysPro.MultiFluids.HeatExchangers.DynamicExchangerWaterSteamFlueGasesIP_Evaporator
ThermoSysPro.WaterSteam.PressureLosses.PipePressureLossIP_DownComer
ThermoSysPro.WaterSteam.Volumes.VolumeCVolumeEvapMP
ThermoSysPro.MultiFluids.HeatExchangers.DynamicExchangerWaterSteamFlueGasesIP_Economizer
ThermoSysPro.MultiFluids.HeatExchangers.DynamicExchangerWaterSteamFlueGasesIP_SuperHeater_1
ThermoSysPro.WaterSteam.Volumes.VolumeBVolumeLP
ThermoSysPro.MultiFluids.HeatExchangers.DynamicExchangerWaterSteamFlueGasesIP_SuperHeater_2
ThermoSysPro.MultiFluids.HeatExchangers.DynamicExchangerWaterSteamFlueGasesIP_SuperHeater_3
ThermoSysPro.WaterSteam.Volumes.DynamicDrumLP_Drum
ThermoSysPro.InstrumentationAndControl.Blocks.Sources.ConstanteLP_SteamValve_Constante
ThermoSysPro.WaterSteam.PressureLosses.ControlValveLP_SteamValve
ThermoSysPro.WaterSteam.PressureLosses.ControlValveLP_FeedValve
ThermoSysPro.WaterSteam.PressureLosses.PipePressureLossLP_DownComer
ThermoSysPro.WaterSteam.Volumes.VolumeCVolumeEvapBP
ThermoSysPro.MultiFluids.HeatExchangers.DynamicExchangerWaterSteamFlueGasesLP_Evaporator
ThermoSysPro.InstrumentationAndControl.Blocks.Sources.Constanteconstante_LP_Drum
ThermoSysPro.WaterSteam.PressureLosses.ControlValveHPIP_FeedValve
ThermoSysPro.MultiFluids.HeatExchangers.DynamicExchangerWaterSteamFlueGasesLP_SuperHeater
ThermoSysPro.FlueGases.BoundaryConditions.SinkPSinkP_Gas
ThermoSysPro.MultiFluids.HeatExchangers.DynamicExchangerWaterSteamFlueGasesLP_Economizer
ThermoSysPro.WaterSteam.Machines.StodolaTurbineHP_Turbine
ThermoSysPro.WaterSteam.Machines.StodolaTurbineIP_Turbine
ThermoSysPro.WaterSteam.Volumes.VolumeCVolumeIP1
ThermoSysPro.WaterSteam.Machines.StodolaTurbineLP_Turbine
ThermoSysPro.WaterSteam.Junctions.MassFlowMultiplierDoubleDebitHP
ThermoSysPro.WaterSteam.Junctions.MassFlowMultiplierDoubleDebitMP
ThermoSysPro.WaterSteam.Junctions.MassFlowMultiplierMoitieDebitHP
ThermoSysPro.WaterSteam.HeatExchangers.SimpleDynamicCondenserCondenser
ThermoSysPro.WaterSteam.BoundaryConditions.SourceQSourceCaloporteur
ThermoSysPro.WaterSteam.BoundaryConditions.SinkPPuitsCaloporteur
ThermoSysPro.WaterSteam.PressureLosses.PipePressureLossDp_Cond_In
ThermoSysPro.WaterSteam.Volumes.VolumeCVolumeCond1
ThermoSysPro.WaterSteam.PressureLosses.PipePressureLossDp_Cond_Out2
ThermoSysPro.WaterSteam.Volumes.VolumeAVolumeAlimMPHP
ThermoSysPro.WaterSteam.Machines.StaticCentrifugalPumpIP_Pump
ThermoSysPro.WaterSteam.Machines.StaticCentrifugalPumpHP_Pump
ThermoSysPro.WaterSteam.Junctions.MassFlowMultiplierMoitieDebitBP
ThermoSysPro.WaterSteam.Junctions.MassFlowMultiplierDoubleDebitBP
ThermoSysPro.WaterSteam.PressureLosses.PipePressureLossDp_LP_Turbine
ThermoSysPro.WaterSteam.PressureLosses.PipePressureLossDP_HP_Pump
ThermoSysPro.WaterSteam.PressureLosses.PipePressureLossDP_IP_Pump
ThermoSysPro.WaterSteam.Machines.GeneratorAlternateur
ThermoSysPro.WaterSteam.PressureLosses.PipePressureLossDp_Cond_Out
ThermoSysPro.WaterSteam.Machines.StaticCentrifugalPumpLP_Pump
ThermoSysPro.WaterSteam.PressureLosses.PipePressureLossDp_Cond_Out1
ThermoSysPro.WaterSteam.PressureLosses.ControlValveExtractionValve
ThermoSysPro.WaterSteam.Sensors.SensorQSensorQ_SteamHP
ThermoSysPro.WaterSteam.Sensors.SensorQSensorQ_WaterHP
ThermoSysPro.WaterSteam.Sensors.SensorQSensorQ_WaterMP
ThermoSysPro.WaterSteam.Sensors.SensorQSensorQ_SteamMP
ThermoSysPro.WaterSteam.Sensors.SensorQSensorQ_SteamBP
ThermoSysPro.WaterSteam.Sensors.SensorQSensorQ_WaterBP
ThermoSysPro.WaterSteam.Sensors.SensorQSensorQ_WaterBP_Out
ThermoSysPro.WaterSteam.Sensors.SensorQSensorQ_WaterCondenser
ThermoSysPro.WaterSteam.Sensors.SensorQSensorQ_SteamCondenser
ThermoSysPro.WaterSteam.PressureLosses.PipePressureLossHP_PressureLoss_2
ThermoSysPro.WaterSteam.PressureLosses.ControlValveHP_Turbine_Valve
ThermoSysPro.InstrumentationAndControl.Blocks.Sources.ConstanteConsigneNiveauEauHP
ThermoSysPro.Examples.Control.Drum_LevelControlregulation_Niveau_HP
ThermoSysPro.InstrumentationAndControl.Blocks.Sources.ConstanteConsigneNiveauEauMP
ThermoSysPro.Examples.Control.Drum_LevelControlregulation_Niveau_MP
ThermoSysPro.InstrumentationAndControl.Blocks.Sources.ConstanteConsigneNiveauEauBP
ThermoSysPro.Examples.Control.Drum_LevelControlregulation_Niveau_BP
ThermoSysPro.InstrumentationAndControl.Blocks.Sources.ConstanteConsigneNiveauCondenseur1
ThermoSysPro.Examples.Control.Condenser_LevelControlregulation_Niveau_Condenseur
ThermoSysPro.InstrumentationAndControl.Blocks.Tables.Table1DTempsConstantVanneHP_Turbine
ThermoSysPro.InstrumentationAndControl.Blocks.Sources.RampeStopPumpingMp
ThermoSysPro.InstrumentationAndControl.Blocks.Sources.RampeStopPumpingHP
ThermoSysPro.InstrumentationAndControl.Blocks.Sources.RampeStopPumpingBP
ThermoSysPro.WaterSteam.Volumes.VolumeCVolumeECO_HP1_2
ThermoSysPro.WaterSteam.Volumes.VolumeCVolumeECO_HP2_3
ThermoSysPro.WaterSteam.PressureLosses.ControlValveHPIP_FeedValve1
ThermoSysPro.WaterSteam.PressureLosses.ControlValveHPIP_FeedValve2
ThermoSysPro.InstrumentationAndControl.Blocks.Sources.RampeStopPumpingMp1
ThermoSysPro.InstrumentationAndControl.Blocks.Sources.RampeStopPumpingHP1
ThermoSysPro.WaterSteam.Volumes.VolumeDVolumePreTHP
ThermoSysPro.WaterSteam.Volumes.VolumeCVolumeIP
ThermoSysPro.WaterSteam.PressureLosses.ControlValveIP_Turbine_Valve
ThermoSysPro.InstrumentationAndControl.Blocks.Tables.Table1DTempsConstantVanneIP_Turbine
ThermoSysPro.Thermal.BoundaryConditions.HeatSourceheatSource
ThermoSysPro.Thermal.BoundaryConditions.HeatSourceheatSource1
ThermoSysPro.Thermal.BoundaryConditions.HeatSourceheatSource2
ThermoSysPro.InstrumentationAndControl.Blocks.Math.GainGain_2GasTurbine
ThermoSysPro.Combustion.BoundaryConditions.FuelSourcePQsourceCombustible
WaterSteam.BoundaryConditions.SourcePQsourceEau
FlueGases.BoundaryConditions.SourcePQSourceFumees
FlueGases.TAC.GasTurbineGasTurbine
InstrumentationAndControl.Blocks.Sources.RamperampeQfuel
InstrumentationAndControl.Blocks.Sources.RampeHumidite
InstrumentationAndControl.Blocks.Sources.RamperampeIQair
InstrumentationAndControl.Blocks.Sources.RamperampeTair
WaterSteam.Volumes.VolumeASeparateurMP
ThermoSysPro.WaterSteam.PressureLosses.PipePressureLossHP_PressureLoss_1
ThermoSysPro.WaterSteam.PressureLosses.PipePressureLossHP_IP_PressureLoss
InstrumentationAndControl.Blocks.Sources.RampeQ_water
InstrumentationAndControl.Blocks.Sources.RamperampePout

Revisions

Author  

Baligh El Hefni