modelDuct_Wc2ndOrder

Extends from PropulsionSystem.Elements.BasicElements.Duct.

Parameters

TypeNameDefaultDescription
Assumptions
BooleanallowFlowReversal (from ElementFrame_2FluidPorts)true= true to allow flow reversal, false restricts to design direction (port_a -> port_b)
Initialization › Fluid states
Modelica.SIunits.MassFlowRatem_flow1_init (from ElementFrame_2FluidPorts)1.0
Modelica.SIunits.Pressurep1_init (from ElementFrame_2FluidPorts)101.3*1000
Modelica.SIunits.TemperatureT1_init (from ElementFrame_2FluidPorts)288.15
Modelica.SIunits.SpecificEnthalpyh1_init (from ElementFrame_2FluidPorts)1.004*1000*288.15
Modelica.SIunits.MassFlowRatem_flow2_init (from ElementFrame_2FluidPorts)-1.0*m_flow1_init
Modelica.SIunits.Pressurep2_init (from ElementFrame_2FluidPorts)101.3*1000
Modelica.SIunits.TemperatureT2_init (from ElementFrame_2FluidPorts)288.15
Modelica.SIunits.SpecificEnthalpyh2_init (from ElementFrame_2FluidPorts)1.004*1000*288.15
Characteristic parameters
RealdPqPdes (from Duct)0.01pressure drop ratio
switch
PropulsionSystem.Types.switches.switch_parameter_inputswitchInput_dPqP (from Duct)PropulsionSystem.Types.switches.switch_parameter_input.use_desValue
Characteristics
Realk_dPqP0.0001

Connectors

TypeNameDefaultDescription
Modelica.Fluid.Interfaces.FluidPort_aport_1 (from ElementFrame_2FluidPorts)
Modelica.Fluid.Interfaces.FluidPort_bport_2 (from ElementFrame_2FluidPorts)
PropulsionSystem.Types.ElementBuselementBus1 (from ElementFrame_2FluidPorts)
Modelica.Blocks.Interfaces.RealInputdPqP_in (from Duct)

Components

TypeNameDefaultDescription
Medium.BasePropertiesfluid_1 (from ElementFrame_2FluidPorts)flow station of inlet
Medium.BasePropertiesfluid_2 (from ElementFrame_2FluidPorts)flow station of outlet
RealdPqP (from Duct_Base)
Modelica.SIunits.PressureDifferencedP (from Duct_Base)
Modelica.SIunits.MassFlowRatedm
PropulsionSystem.Subelements.dPqP_Wc2ndOrdermodel_characteristics_1