modelControlValve

Control valve
Diagram of ControlValve

Information

## Copyright © EDF 2002 - 2026   
## ThermoSysPro Version 4.2   
This component model is documented in Sect. 13.8 of the ThermoSysPro book.

Parameters

TypeNameDefaultDescription
ThermoSysPro.Units.xSI.CvCvmax8005.42Maximum CV [USG/min] (active if mode_caract=0)
Real[:,2]caract[0, 0; 1, Cvmax]Position vs. Cv [USG/min] characteristics (active if mode_caract=1)
Integermode_caract00:linear characteristics - 1:characteristics is given by caract[]
Integeroption_interpolation11: linear interpolation - 2: spline interpolation (active if mode_caract=1)
Integeroption_rho_water11: using (deltaP*Cv^2=A.Q^2/rho^2) - 2: using (deltaP*Cv^2=A.Q^2/(rho*rho_15)); with rho_15 is the density of the water at 15.5556 °C)
Units.SI.MassFlowRategamma_diff1e-4Diffusion conductance (active if diffusion=true in neighbouring volumes)
Fluid › Fluid properties
Units.SI.Densityp_rho0If > 0, fixed fluid density
IF97RegionregionIF97Region.All_regionsIF97 region (active for IF97 water/steam only)

Connectors

TypeNameDefaultDescription
ThermoSysPro.InstrumentationAndControl.Connectors.InputRealOuv
ThermoSysPro.Fluid.Interfaces.Connectors.FluidInletC1
ThermoSysPro.Fluid.Interfaces.Connectors.FluidOutletC2

Components

TypeNameDefaultDescription
ThermoSysPro.Units.xSI.CvCvCv [USG/min]
Units.SI.MassFlowRateQMass flow rate
ThermoSysPro.Units.SI.PressureDifferencedeltaPSingular pressure loss
Units.SI.DensityrhoFluid density
Units.SI.TemperatureTFluid temperature
Units.SI.AbsolutePressurePmFluid average pressure
Units.SI.SpecificEnthalpyhFluid specific enthalpy
FluidTypeftypeFluid type
IntegerfluidInteger(ftype)Fluid number

Revisions

Authors  

Daniel Bouskela  
Baligh El Hefni