modelSteamSeparatorVLE_L3
Extends from ClaRa.Basics.Icons.Cyclone, ClaRa.Basics.Icons.ComplexityLevel (Displays the complexity level inside model icon ).
Information
For detailed model documentation please consult the html-documentation shipped with ClaRa.
Authorship and Copyright Statement for original (initial) Contribution
Author:
DYNCAP/DYNSTART development team, Copyright © 2011-2024.References:
For references please consult the html-documentation shipped with ClaRa.
Remarks:
This component was developed by ClaRa development team under the 3-clause BSD License.
Acknowledgements:ClaRa originated from the collaborative research projects DYNCAP and DYNSTART. Both research projects were supported by the German Federal Ministry for Economic Affairs and Energy (FKZ 03ET2009 and FKZ 03ET7060).
CLA:
The author(s) have agreed to ClaRa CLA, version 1.0. See https://claralib.com/pdf/CLA.pdf
By agreeing to ClaRa CLA, version 1.0 the author has granted the ClaRa development team a permanent right to use and modify his initial contribution as well as to publish it or its modified versions under the 3-clause BSD License.
The ClaRa development team consists of the following partners:
TLK-Thermo GmbH (Braunschweig, Germany)
XRG Simulation GmbH (Hamburg, Germany).
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| ClaRa.Basics.Units.MassFraction[medium.nc - 1] | xi_liq_start | medium.xi_default | |Initialisation||Initial composition of liquid phase |
| ClaRa.Basics.Units.MassFraction[medium.nc - 1] | xi_vap_start | medium.xi_default | |Initialisation||Initial composition of vapour phase |
| Boolean | showExpertSummary | simCenter.showExpertSummary | |Summary and Visualisation||True, if expert summary should be applied |
| Fundamental Definitions | |||
| TILMedia.VLEFluid.Types.BaseVLEFluid | medium | simCenter.fluid1 | Medium in the component |
| Geometry | |||
| ClaRa.Basics.Units.Length | length | 20 | Length of separator |
| ClaRa.Basics.Units.Length | diameter | 0.5 | Diameter of separator |
| ClaRa.Basics.Units.Length | z_in | length | Inlet position (from bottom) |
| ClaRa.Basics.Units.Length | z_out1 | 0 | Outlet 1 position (from bottom) |
| ClaRa.Basics.Units.Length | z_out2 | length | Outlet 2 position (from bottom) |
| ClaRa.Basics.Units.Length | radius_flange | 0.05 | Flange radius |
| Initialisation | |||
| Boolean | useHomotopy | simCenter.useHomotopy | True, if homotopy method is used during initialisation |
| ClaRa.Basics.Units.EnthalpyMassSpecific | h_liq_start | -10 + TILMedia.VLEFluid.MixtureCompatible.Functions.bubbleSpecificEnthalpy_pxi(medium, p_start) | Start value of sytsem specific enthalpy |
| ClaRa.Basics.Units.EnthalpyMassSpecific | h_vap_start | +10 + TILMedia.VLEFluid.MixtureCompatible.Functions.dewSpecificEnthalpy_pxi(medium, p_start) | Start value of sytsem specific enthalpy |
| ClaRa.Basics.Units.Pressure | p_start | 1e5 | Start value of sytsem pressure |
| Real | yps_start | 0.5 | Start value for volume fraction |
| Integer | initOption | 211 | Type of initialisation |
| Expert Settings | |||
| Real | absorbInflow | 1 | absorption of incoming mass flow to the zones 1: perfect in the allocated zone, 0: perfect according to steam quality |
| Modelica.Blocks.Types.Smoothness | smoothness | Modelica.Blocks.Types.Smoothness.LinearSegments | Smoothness of table interpolation |
| Phase Separation | |||
| ClaRa.Basics.Units.Time | Tau_cond | 0.03 | Time constant of condensation |
| ClaRa.Basics.Units.Time | Tau_evap | Tau_cond | Time constant of evaporation |
| ClaRa.Basics.Units.CoefficientOfHeatTransfer | alpha_ph | 10000 | HTC of the phase border |
| Real | exp_HT_phases | -1 | Exponent for volume dependency on inter phase HT |
| Boolean | equalPressures | true | True if pressure in liquid and vapour phase is equal |
| Nominal Values | |||
| ClaRa.Basics.Units.MassFlowRate | m_flow_nom | 10 | Nominal mass flow rates at inlet |
| ClaRa.Basics.Units.Pressure | p_nom | 1e5 | Nominal pressure |
| Summary and Visualisation | |||
| Boolean | showData | true | True, if a data port containing p,T,h,s,m_flow shall be shown, else false |
| Boolean | levelOutput | false | True, if Real level connector shall be addded |
| Boolean | outputAbs | false | True, if absolute level is at output |
Connectors
| Type | Name | Default | Description |
|---|---|---|---|
| ClaRa.Basics.Interfaces.FluidPortIn | inlet | Inlet port | |
| ClaRa.Basics.Interfaces.FluidPortOut | outlet2 | Steam outlet | |
| ClaRa.Basics.Interfaces.FluidPortOut | outlet1 | Liquid outlet | |
| ClaRa.Basics.Interfaces.EyeOut | eye_out1 | ||
| ClaRa.Basics.Interfaces.EyeOut | eye_out2 | ||
| Modelica.Blocks.Interfaces.RealOutput | level | if outputAbs then volume.summary.outline.level_abs else volume.summary.outline.level_rel |
Components
| Type | Name | Default | Description |
|---|---|---|---|
| String | complexity (from ComplexityLevel) | "??" | |
| ClaRa.SimCenter | simCenter | ||
| ClaRa.Basics.ControlVolumes.FluidVolumes.VolumeVLE_L3_TwoZonesNPort | volume |
Contents
| Name | Description |
|---|---|
 PressureLoss |
Revisions
For revisions please consult the html-documentation shipped with ClaRa.