modelrecompPB

Extends from SolarTherm.Media.CO2.PropCO2, Icons.PowerBlock.

Parameters

TypeNameDefaultDescription
Booleanexternal_parasitiesfalse= true enable parasities as an input
Realnu_min0.25Minimum turbine operation
SI.AbsolutePressurep_high20e6high pressure of the cycle
SI.ThermodynamicTemperatureT_highfrom_degC(715)inlet temperature of the turbine
SI.ThermodynamicTemperatureT_amb_desfrom_degC(30)ambient temperature
RealPR2.5Pressure ratio
SI.PowerP_gro100e6first guess of power outlet
SI.PowerP_nomElectrical power at design point
SI.MassFlowRatem_HTF_des1000Mass flow rate at design point
Realgamma0.28Part of the mass flow going to the recompression directly
SI.AngularVelocitychoiceN{75000, 30000, 10000, 3600}*0.10471975512
SI.AngularVelocityN_shaft(choiceN[integer(Modelica.Math.log(P_gro/1e6)/Modelica.Math.log(10)) + 2])
SI.Efficiencyeta_comp_main0.89Maximal isentropic efficiency of the compressors
SI.Efficiencyeta_comp_re0.89Maximal isentropic efficiency of the compressors
SI.Efficiencyeta_turb0.93Maximal isentropic efficiency of the turbine
IntegerN_HTR15
IntegerN_LTR15
Realratio_m_des1 - gamma
SI.ThermodynamicTemperatureT_lowfrom_degC(45)Outlet temperature of the cooler
SI.ThermodynamicTemperatureT_HTF_in_desfrom_degC(800)
IntegerN_exch5
FI.MoneyC_HTRcost of the high temperature heat recuperator
FI.MoneyC_LTRcost of the low temperature heat recuperator
FI.MoneyC_turbinecost of the turbine
FI.MoneyC_mainCompressorcost of the main compressor
FI.MoneyC_reCompressorcost of the re compressor
FI.MoneyC_exchangercost of the exchanger
FI.MoneyC_generatorcost of the generator
FI.MoneyC_coolercost of the cooler
FI.MoneyC_PBOverall cost of the power block
FI.Moneypri_exchanger150price of the primary exchanger in $/(kW_th). Objective for next-gen CSP with particles
MedRec.ThermodynamicStatestate_HTF_in_desMedRec.setState_pTX(1e5, T_HTF_in_des)

Components

TypeNameDefaultDescription
Modelica.Fluid.Interfaces.FluidPort_afluid_a
Modelica.Fluid.Interfaces.FluidPort_bfluid_b
Modelica.Blocks.Interfaces.RealOutputW_netNet electric power output
Modelica.Blocks.Interfaces.RealInputparasities
Modelica.Blocks.Interfaces.RealInputT_amb
SI.Efficiencyeta_cycle
SI.EnergyE_net
Booleanm_supDisconnect the production of electricity when the outlet pressure of the turbine is close to the critical pressure
SolarTherm.Models.PowerBlocks.sCO2Cycle.DirectDesign.HeatRecuperatorDTAveHTR
SolarTherm.Models.PowerBlocks.sCO2Cycle.DirectDesign.CompressorOnShaftmainCompressor
SolarTherm.Models.PowerBlocks.sCO2Cycle.DirectDesign.Coolercooler
SolarTherm.Models.PowerBlocks.sCO2Cycle.DirectDesign.Turbineturbine
SolarTherm.Models.PowerBlocks.sCO2Cycle.DirectDesign.Exchangerexchanger
SolarTherm.Models.PowerBlocks.sCO2Cycle.DirectDesign.CompressorOnShaftreCompressor
SolarTherm.Models.PowerBlocks.sCO2Cycle.DirectDesign.HeatRecuperatorDTAveLTR
SolarTherm.Models.PowerBlocks.sCO2Cycle.DirectDesign.FlowMixermixer
SolarTherm.Models.PowerBlocks.sCO2Cycle.DirectDesign.FlowSplittersplitter

Contents

NameDescription
MedPB
MedRec