modelPreheater_aux
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.Pressure | p_cond | ||
| ClaRa.Basics.Units.MassFlowRate | m_flow_cond | Mass flow of the condensate | |
| ClaRa.Basics.Units.MassFlowRate | m_flow_tap | Mass flow of the heating steam | |
| ClaRa.Basics.Units.MassFlowRate | m_flow_aux | Mass flow auxilary | |
| ClaRa.Basics.Units.Pressure | p_tap | Pressure of the heating steam | |
| ClaRa.Basics.Units.Pressure | p_tap_out | p_tap + Modelica.Constants.g_n*TILMedia.VLEFluid.MixtureCompatible.Functions.bubbleDensity_pxi(medium, p_tap)*level_abs | Pressure at condensed tapping outlet |
| ClaRa.Basics.Units.EnthalpyMassSpecific | h_tap_in | Spec. enthalpy of tapping | |
| ClaRa.Basics.Units.EnthalpyMassSpecific | h_cond_in | Spec. enthalpy of condensate inlet | |
| ClaRa.Basics.Units.EnthalpyMassSpecific | h_tap_out | TILMedia.VLEFluid.MixtureCompatible.Functions.bubbleSpecificEnthalpy_pxi(medium, p_tap) - Delta_h_tap_out_sc | Spec. enthalpy at condensed tapping outlet |
| ClaRa.Basics.Units.EnthalpyMassSpecific | h_cond_out | (m_flow_tap*(h_tap_in - h_tap_out) + m_flow_aux*(h_aux - h_tap_out))/m_flow_cond + h_cond_in | Spec. enthalpy at condenate outlet |
| ClaRa.Basics.Units.EnthalpyMassSpecific | h_aux | Spec. enthalpy auxilary | |
| Part Load Definition | |||
| Real | P_target_ | Target power in p.u. | |
| Real[:,2] | CharLine_p_tap_P_target_ | [0, 1; 1, 1] | Characteristic line of p_tap as function of P_target_ |
| Real[:,2] | CharLine_m_flow_tap_P_target_ | [0, 1; 1, 1] | Characteristic line of m_flow_tap as function of P_target_ |
| Fundamental Definitions | |||
| TILMedia.VLEFluid.Types.BaseVLEFluid | medium | simCenter.fluid1 | Medium in the component |
| Nominal Operation Point | |||
| ClaRa.Basics.Units.Pressure | p_tap_nom | Nominal pressure of heating steam | |
| ClaRa.Basics.Units.MassFlowRate | m_flow_tap_nom | Nominal mass flow rate of heating steam | |
| ClaRa.Basics.Units.EnthalpyMassSpecific | Delta_h_tap_out_sc | 0 | Enthalpy difference to bubble enthalpy of tapping outlet enthalpy |
| ClaRa.Basics.Units.Length | level_abs | 0 | Filling level in hotwell |
Connectors
Components
| Type | Name | Default | Description |
|---|---|---|---|
| ClaRa.SimCenter | simCenter | ||
| Summary | summary |
Contents
| Name | Description |
|---|---|
 Summary |
Revisions
For revisions please consult the html-documentation shipped with ClaRa.