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Added a flue gases pressure cut and a leak (#355)
* Added a flue gases pressure cut and a leak Signed-off-by: Nabil Youssef <[email protected]> * Update CHANGELOG.md Signed-off-by: Nabil Youssef <[email protected]>
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‎CHANGELOG.md

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@@ -8,6 +8,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
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## [Unreleased] <!--Make sure to add a link to the PR and issues related to your change-->
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### Added
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[PR#355](https://github.com/Metroscope-dev/metroscope-modeling-library/pull/355) added `PressureCut` and `Leak` components for the flue gases medium.
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### Changed
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‎MetroscopeModelingLibrary/FlueGases/Pipes/Leak.mo

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within MetroscopeModelingLibrary.FlueGases.Pipes;
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model Leak
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Real Q;
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Real Q_th;
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Real Q_lbs;
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Real Q_Mlbh;
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// Dummy input for local balance:
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import MetroscopeModelingLibrary.Units.Inputs;
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Inputs.InputDifferentialPressure DP_input(start=0);
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Connectors.Inlet C_in annotation (Placement(transformation(extent={{-110,-10},{-90,10}})));
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Connectors.Outlet C_out annotation (Placement(transformation(extent={{90,-8},{110,12}})));
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PressureCut pressureCut annotation (Placement(transformation(extent={{-60,-10},{-40,10}})));
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Sensors.FlueGases.FlowSensor leak_flow annotation (Placement(transformation(extent={{18,-10},{38,10}})));
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equation
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Q = leak_flow.Q;
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Q_th = leak_flow.Q_th;
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Q_lbs = leak_flow.Q_lbs;
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Q_Mlbh = leak_flow.Q_Mlbh;
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// For local balance:
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pressureCut.DP = DP_input;
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connect(pressureCut.C_in, C_in) annotation (Line(points={{-60,0},{-100,0}}, color={95,95,95}));
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connect(leak_flow.C_in, pressureCut.C_out) annotation (Line(points={{18,0},{-40,0}}, color={95,95,95}));
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connect(leak_flow.C_out, C_out) annotation (Line(points={{38,0},{70,0},{70,2},{100,2}}, color={95,95,95}));
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annotation (Icon(graphics={Rectangle(
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extent={{-100,40},{0,-40}},
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lineColor={95,95,95},
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fillColor={95,95,95},
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fillPattern=FillPattern.Solid),
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Rectangle(
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extent={{0,40},{100,-40}},
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lineColor={175,175,175},
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fillColor={175,175,175},
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fillPattern=FillPattern.Solid),
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Ellipse(
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extent={{12,16},{36,6}},
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lineColor={95,95,95},
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fillColor={95,95,95},
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fillPattern=FillPattern.Solid),
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Ellipse(
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extent={{8,0},{24,-6}},
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lineColor={95,95,95},
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fillColor={95,95,95},
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fillPattern=FillPattern.Solid),
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Ellipse(
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extent={{36,2},{60,-6}},
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lineColor={95,95,95},
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fillColor={95,95,95},
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fillPattern=FillPattern.Solid),
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Ellipse(
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extent={{56,10},{80,2}},
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lineColor={95,95,95},
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fillColor={95,95,95},
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fillPattern=FillPattern.Solid),
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Ellipse(
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extent={{60,-6},{84,-14}},
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lineColor={95,95,95},
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fillColor={95,95,95},
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fillPattern=FillPattern.Solid),
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Ellipse(
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extent={{18,-12},{42,-20}},
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lineColor={95,95,95},
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fillColor={95,95,95},
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fillPattern=FillPattern.Solid)}));
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end Leak;

‎MetroscopeModelingLibrary/FlueGases/Pipes/PressureCut.mo

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within MetroscopeModelingLibrary.FlueGases.Pipes;
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model PressureCut
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extends BaseClasses.IsoHFlowModel annotation(IconMap(primitivesVisible=false));
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annotation (Icon(graphics={Rectangle(
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extent={{-100,30},{100,-30}},
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lineColor={28,108,200},
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fillColor={95,95,95},
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fillPattern=FillPattern.Solid,
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pattern=LinePattern.None),
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Line(
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points={{-40,-60},{0,60}},
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color={0,0,0},
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thickness=1),
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Line(
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points={{0,-60},{40,60}},
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color={0,0,0},
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thickness=1)}));
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end PressureCut;

‎MetroscopeModelingLibrary/FlueGases/Pipes/package.order

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Filter
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HeatLoss
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ControlValve
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Leak
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PressureCut

‎MetroscopeModelingLibrary/Tests/FlueGases/Pipes/Leak.mo

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within MetroscopeModelingLibrary.Tests.FlueGases.Pipes;
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model Leak
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import MetroscopeModelingLibrary.Units;
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extends Icons.Tests.FlueGasesTestIcon;
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// Boundary conditions
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input Units.SpecificEnthalpy source_h(start=0.5e6);
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input Units.Pressure source_P(start=10e5, min=0, nominal=10e5) "Pa";
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input Units.Pressure sink_P(start=1e5, min=0, nominal=10e5) "Pa";
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input Units.PositiveMassFlowRate Q(start=10) "kg/s";
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MetroscopeModelingLibrary.FlueGases.BoundaryConditions.Source source annotation (Placement(transformation(extent={{-100,-9.99996},{-80,9.99996}})));
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MetroscopeModelingLibrary.FlueGases.BoundaryConditions.Sink sink annotation (Placement(transformation(
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extent={{-10,-10},{10,10}},
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rotation=0,
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origin={90,-6.10623e-16})));
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MetroscopeModelingLibrary.FlueGases.Pipes.Leak leak annotation (Placement(transformation(extent={{-10,-10},{10,10}})));
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equation
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// Boundary conditions
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source.h_out = source_h;
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source.P_out = source_P;
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source.Xi_out = {0.768,0.232,0.0,0.0,0.0};
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sink.P_in = sink_P;
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// Leak:
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leak.Q = Q;
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connect(source.C_out, leak.C_in) annotation (Line(points={{-85,0},{-10,0}}, color={95,95,95}));
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connect(leak.C_out, sink.C_in) annotation (Line(points={{10,0.2},{20,0.2},{20,0},{85,0}}, color={95,95,95}));
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end Leak;

‎MetroscopeModelingLibrary/Tests/FlueGases/Pipes/PressureCut.mo

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within MetroscopeModelingLibrary.Tests.FlueGases.Pipes;
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model PressureCut
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import MetroscopeModelingLibrary.Units;
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extends Icons.Tests.FlueGasesTestIcon;
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// Boundary conditions
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input Units.SpecificEnthalpy source_h(start=0.5e6);
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input Units.Pressure source_P(start=10e5, min=0, nominal=10e5) "Pa";
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input Units.Pressure sink_P(start=1e5, min=0, nominal=10e5) "Pa";
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input Units.NegativeMassFlowRate source_Q(start=-100) "kg/s";
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MetroscopeModelingLibrary.FlueGases.BoundaryConditions.Source source annotation (Placement(transformation(extent={{-100,-9.99996},{-80,9.99996}})));
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MetroscopeModelingLibrary.FlueGases.BoundaryConditions.Sink sink annotation (Placement(transformation(
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extent={{-10,-10},{10,10}},
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rotation=0,
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origin={90,-6.10623e-16})));
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MetroscopeModelingLibrary.FlueGases.Pipes.PressureCut pressureCut annotation (Placement(transformation(extent={{-10,-10},{10,10}})));
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equation
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// Boundary conditions
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source.h_out = source_h;
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source.P_out = source_P;
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source.Q_out = source_Q;
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source.Xi_out = {0.768,0.232,0.0,0.0,0.0};
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sink.P_in = sink_P;
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connect(pressureCut.C_out, sink.C_in) annotation (Line(points={{10,0},{85,0}}, color={95,95,95}));
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connect(pressureCut.C_in, source.C_out) annotation (Line(points={{-10,0},{-85,0}}, color={95,95,95}));
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end PressureCut;

‎MetroscopeModelingLibrary/Tests/FlueGases/Pipes/package.order

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Filter_faulty
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ControlValve_reverse
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ControlValve_direct
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PressureCut
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Leak

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