modelTrbCharFixed01
Extends from PropulsionSystem.BaseClasses.BasicElements.TurbineBase02, PropulsionSystem.BaseClasses.BasicElements.TurbineBaseDefDesPt01.
Information
Document html pageexample/demo models
- PropulsionSystem.Examples.BasicElements.TrbCharFixed00_ex01
- PropulsionSystem.Examples.BasicElements.TrbCharFixed00_ex02
- PropulsionSystem.Examples.BasicElements.Cmp_and_Trb_ex01
- PropulsionSystem.Examples.BasicElements.Cmp_and_Trb_ex02
classes which this component call (those in MSL are not listed)
-> none
classes from which this component extend
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Assumptions | |||
| Boolean | allowAbnormalOperation (from TurbineBase02) | false | = true to allow turbine to operate as 'compressor' where PR<=1, false to restrict 1<PR |
| Boolean | allowFlowReversal (from TurbineBase02) | false | = true to allow flow reversal, false restricts to design direction (port_a -> port_b) |
| debug setting | |||
| Boolean | printCmd (from TurbineBase02) | false | |
| Initialization › fluid_1 | |||
| Units.MassFlowRate | m_flow1_init (from TurbineBase02) | 1.0 | |
| Units.Pressure | p1_init (from TurbineBase02) | PR_init*101.3*1000 | |
| Units.Temperature | T1_init (from TurbineBase02) | 1600 | |
| Units.SpecificEnthalpy | h1_init (from TurbineBase02) | 1600*1.004*1000 | |
| Initialization › fluid_2 | |||
| Units.MassFlowRate | m_flow2_init (from TurbineBase02) | -1.0*m_flow1_init | |
| Units.Pressure | p2_init (from TurbineBase02) | 5.0*101.3*1000 | |
| Units.Temperature | T2_init (from TurbineBase02) | 1000 | |
| Units.SpecificEnthalpy | h2_init (from TurbineBase02) | T2_init*1.004*1000 | |
| Initialization › flange_1 | |||
| Units.Torque | tau1_init (from TurbineBase02) | pwr_init/(Nmech_init*2.0*Modelica.Constants.pi/60.0) | |
| Units.Angle | phi1_init (from TurbineBase02) | phi_init | |
| Initialization › flange_2 | |||
| Units.Torque | tau2_init (from TurbineBase02) | 0.1 | |
| Units.Angle | phi2_init (from TurbineBase02) | phi_init | |
| Initialization › others | |||
| Real | PR_init (from TurbineBase02) | 4.0 | |
| Real | eff_init (from TurbineBase02) | 0.8 | |
| Units.Conversions.NonSIunits.AngularVelocity_rpm | Nmech_init (from TurbineBase02) | 3000.0 | |
| Real | NcqNcDes_1_init (from TurbineBase02) | 1.0 | |
| Real | NqNdes_init (from TurbineBase02) | NcqNcDes_1_init | |
| Units.MassFlowRate | Wc_1_init (from TurbineBase02) | m_flow1_init | |
| Units.Conversions.NonSIunits.AngularVelocity_rpm | Nc_1_init (from TurbineBase02) | Nmech_init | |
| Units.SpecificEnthalpy | dht_init (from TurbineBase02) | 430000.0 | |
| Units.SpecificEnthalpy | dht_is_init (from TurbineBase02) | 540000.0 | |
| Units.Power | pwr_init (from TurbineBase02) | -4.0*10.0^5 | |
| Units.Torque | trq_init (from TurbineBase02) | pwr_init/(Nmech_init*2.0*Modelica.Constants.pi/60.0) | |
| Units.Angle | phi_init (from TurbineBase02) | 1.0 | |
| Units.SpecificEntropy | s_fluid_1_init (from TurbineBase02) | 7800.0 | |
| Units.SpecificEntropy | s_fluid_2_init (from TurbineBase02) | 7900.0 | |
| switch | |||
| PropulsionSystem.Types.switches.switchHowToDetVar | switchDetermine_PR | PropulsionSystem.Types.switches.switchHowToDetVar.asCalculated | switch how to determine PR |
| Boolean | use_u_eff | false | get eff from the real input connector |
| Component characteristics | |||
| Real | PRdes_paramInput | 5.0 | pressure ratio, valid only when switchDetermine_PR==param, value fixed through simulation |
| Real | effDes_paramInput | 0.80 | adiabatic efficiency, valid only when use_u_eff==false, value fixed through simulation |
Connectors
| Type | Name | Default | Description |
|---|---|---|---|
| Modelica.Fluid.Interfaces.FluidPort_a | port_1 (from TurbineBase02) | ||
| Modelica.Fluid.Interfaces.FluidPort_b | port_2 (from TurbineBase02) | ||
| Modelica.Mechanics.Rotational.Interfaces.Flange_a | flange_1 (from TurbineBase02) | ||
| Modelica.Mechanics.Rotational.Interfaces.Flange_b | flange_2 (from TurbineBase02) | ||
| PropulsionSystem.Types.ElementBus | elementBus1 (from TurbineBase02) | ||
| Modelica.Blocks.Interfaces.RealInput | u_PR | PR input, valid only when switchDetermine_PR==viaRealInput | |
| Modelica.Blocks.Interfaces.RealInput | u_eff | eff input, valid only when use_u_eff==true |
Components
| Type | Name | Default | Description |
|---|---|---|---|
| Units.SpecificEntropy | s_fluid_1 (from TurbineBase02) | specific entropy, fluid_1 | |
| Units.SpecificEntropy | s_fluid_2 (from TurbineBase02) | specific entropy, fluid_2 | |
| Units.Power | pwr (from TurbineBase02) | power via shaft, positive if fluid generates power | |
| Units.Power | pwrMech (from TurbineBase02) | positive if fluid generates power | |
| Units.Torque | trq (from TurbineBase02) | trq via shaft | |
| Units.Power | pwr_inv (from TurbineBase02) | power via shaft | |
| Units.Torque | trq_inv (from TurbineBase02) | trq via shaft | |
| Units.AngularVelocity | omega (from TurbineBase02) | mechanical rotation speed, rad/sec | |
| Units.Angle | phi (from TurbineBase02) | mechanical rotation displacement, rad | |
| Units.Conversions.NonSIunits.AngularVelocity_rpm | Nmech (from TurbineBase02) | mechanical rotation speed, rpm | |
| Units.MassFlowRate | Wc_1 (from TurbineBase02) | corrected mass flow rate | |
| Units.Conversions.NonSIunits.AngularVelocity_rpm | Nc_1 (from TurbineBase02) | corrected rotation speed, rpm | |
| Real | PR (from TurbineBase02) | pressure ratio | |
| Real | eff (from TurbineBase02) | adiabatic efficiency | |
| Units.SpecificEnthalpy | dht_is (from TurbineBase02) | specific enthalpy change in isentropic compression | |
| Units.SpecificEnthalpy | dht (from TurbineBase02) | specific enthalpy change in non-isentropic compression | |
| Units.SpecificEnthalpy | h_2is (from TurbineBase02) | ||
| Units.MassFlowRate | m_flow_max (from TurbineBase02) | ||
| Units.MassFlowRate | m_flow_min (from TurbineBase02) | ||
| Real | NcqNcDes_1 (from TurbineBase02) | ratio of corrected rotational speed with respect to design pt. speed | |
| Real | NqNdes (from TurbineBase02) | ratio of mech. rotational speed with respect to design pt. speed | |
| PropulsionSystem.EngineSimEnvironment | environment (from TurbineBase02) | System wide properties | |
| Medium.BaseProperties | fluid_1 (from TurbineBase02) | flow station of inlet | |
| Medium.BaseProperties | fluid_2 (from TurbineBase02) | flow station of outlet |