modelThreeWayValveParameters

Model with parameters for a three-way valve

Information

Partial model that decribes the parameters of a three-way valve.

Parameters

TypeNameDefaultDescription
Booleanactivate_ThrWayValActivate the use of three-way valve: True-use three-way valve; False-not use the three-way valve
Three-way Valve
Modelica.Units.SI.PressureDifferencedpThrWayVal_nominal6000Nominal pressure drop of fully open valve
RealfraK_ThrWayVal0.7Fraction Kv(port_3→port_2)/Kv(port_1→port_2)for the three-way valve
Real[2]l_ThrWayVal{0.0001, 0.0001}Bypass valve leakage, l=Kv(y=0)/Kv(y=1)
RealR50Rangeability, R=50...100 typically for the three-way valve
Realdelta00.01Range of significant deviation from equal percentage law for the three-way valve
Advanced
Modelica.Fluid.Types.PortFlowDirectionportFlowDirection_1Modelica.Fluid.Types.PortFlowDirection.BidirectionalFlow direction for port_1 in the three-way valve
Modelica.Fluid.Types.PortFlowDirectionportFlowDirection_2Modelica.Fluid.Types.PortFlowDirection.BidirectionalFlow direction for port_2 in the three-way valve
Modelica.Fluid.Types.PortFlowDirectionportFlowDirection_3Modelica.Fluid.Types.PortFlowDirection.BidirectionalFlow direction for port_3 in the three-way valve

Revisions

  • April 22, 2021, by Kathryn Hinkelman:
    Added dpThrWayVal_nominal to set of parameters.
  • June 30, 2017, by Yangyang Fu:
    First implementation.