[skip-ci] Add an example for the only heating case

RWTH-EBC · Jan 27, 2022 · cbbe90d · cbbe90d · YingXC · Jan 27, 2022
1 parent 25bfaa5
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diff --git a/AixLib/Airflow/AirHandlingUnit/ModularAirHandlingUnit/Validation/ComparisonOfAHUHeatng.mo b/AixLib/Airflow/AirHandlingUnit/ModularAirHandlingUnit/Validation/ComparisonOfAHUHeatng.mo
@@ -0,0 +1,133 @@
+within AixLib.Airflow.AirHandlingUnit.ModularAirHandlingUnit.Validation;
+model ComparisonOfAHUHeatng "Comparitive simulation with existing AHU model"
+  extends Modelica.Icons.Example;
+  Modelica.Blocks.Sources.Constant Vflow_in(k=100)
+    annotation (Placement(transformation(extent={{-100,62},{-80,82}})));
+  Modelica.Blocks.Sources.Constant desiredT_sup(k=293.15)
+    annotation (Placement(transformation(extent={{62,12},{42,32}})));
+  AHU                                 ahu(
+    clockPeriodGeneric=30,
+    heating=true,
+    cooling=false,
+    dehumidificationSet=false,
+    humidificationSet=false,
+    HRS=false,
+    efficiencyHRS_disabled=0,
+    dp_sup(displayUnit="Pa"),
+    dp_eta(displayUnit="Pa"))
+              annotation (Placement(transformation(extent={{-68,20},{26,56}})));
+  Modelica.Blocks.Sources.Constant phi_roomMin(k=0.47)
+    annotation (Placement(transformation(extent={{68,-18},{48,2}})));
+  Modelica.Blocks.Sources.Constant phi_roomMax(k=0.55)
+    annotation (Placement(transformation(extent={{98,-18},{78,2}})));
+  Modelica.Blocks.Sources.Constant phi_RoomExtractAir(k=0.6)
+    annotation (Placement(transformation(extent={{98,14},{78,34}})));
+  Modelica.Blocks.Math.Add addToExtractTemp
+    annotation (Placement(transformation(extent={{46,50},{34,62}})));
+  ModularAHU modularAHU(
+    humidifying=false,
+    cooling=false,
+    dehumidifying=false,
+    heating=true,
+    heatRecovery=false,
+    use_PhiSet=false,
+    Twat=273.15,
+    efficiencyHRS_disabled=0,
+    dp_sup(displayUnit="Pa"),
+    dp_eta(displayUnit="Pa"),
+    redeclare model humidifier = Components.SprayHumidifier)
+    annotation (Placement(transformation(extent={{-54,-68},{16,-30}})));
+  Utilities.Psychrometrics.X_pTphi x_pTphi(use_p_in=false)
+    annotation (Placement(transformation(extent={{60,-60},{48,-48}})));
+  Modelica.Blocks.Sources.Constant TempOutside(k=273.15 - 20)
+    annotation (Placement(transformation(extent={{-100,24},{-80,44}})));
+  Modelica.Blocks.Sources.Constant WaterLoadOutside(k=0.008)
+    annotation (Placement(transformation(extent={{-100,-12},{-80,8}})));
+  Modelica.Blocks.Sources.Constant tempAddInRoom(k=2)
+    annotation (Placement(transformation(extent={{94,60},{74,80}})));
+equation
+  connect(desiredT_sup.y,ahu. T_supplyAir) annotation (Line(
+      points={{41,22},{34,22},{34,31.7},{18.48,31.7}},
+      color={0,0,127},
+      smooth=Smooth.None));
+  connect(Vflow_in.y,ahu. Vflow_in) annotation (Line(
+      points={{-79,72},{-76,72},{-76,33.5},{-66.12,33.5}},
+      color={0,0,127},
+      smooth=Smooth.None));
+  connect(phi_roomMin.y,ahu. phi_supplyAir[1]) annotation (Line(
+      points={{47,-8},{32,-8},{32,28.1},{18.48,28.1}},
+      color={0,0,127},
+      smooth=Smooth.None));
+  connect(phi_RoomExtractAir.y,ahu. phi_extractAir) annotation (Line(
+      points={{77,24},{66,24},{66,38},{30,38},{30,43.4},{18.48,43.4}},
+      color={0,0,127},
+      smooth=Smooth.None));
+  connect(phi_roomMax.y,ahu. phi_supplyAir[2]) annotation (Line(points={{77,-8},
+          {72,-8},{72,-28},{28,-28},{28,26.3},{18.48,26.3}},          color={0,0,
+          127}));
+  connect(ahu.T_extractAir,addToExtractTemp. y) annotation (Line(points={{18.48,
+          47.9},{27.92,47.9},{27.92,56},{33.4,56}},       color={0,0,127}));
+  connect(desiredT_sup.y,addToExtractTemp. u2) annotation (Line(points={{41,22},
+          {38,22},{38,44},{56,44},{56,52.4},{47.2,52.4}},color={0,0,127}));
+  connect(Vflow_in.y, modularAHU.VflowOda) annotation (Line(points={{-79,72},{
+          -76,72},{-76,50},{-100,50},{-100,-37.6},{-54.875,-37.6}}, color={0,0,
+          127}));
+  connect(Vflow_in.y, modularAHU.VflowEta) annotation (Line(points={{-79,72},{
+          -76,72},{-76,50},{-100,50},{-100,-26},{22,-26},{22,-38},{20,-38},{20,
+          -37.6},{16.875,-37.6}}, color={0,0,127}));
+  connect(addToExtractTemp.y, modularAHU.T_eta) annotation (Line(points={{33.4,
+          56},{28,56},{28,86},{100,86},{100,-41.4},{16.875,-41.4}}, color={0,0,
+          127}));
+  connect(phi_roomMin.y, modularAHU.phi_supplyAir[1]) annotation (Line(points={
+          {47,-8},{32,-8},{32,-80},{7.25,-80},{7.25,-69.14}}, color={0,0,127}));
+  connect(phi_roomMax.y, modularAHU.phi_supplyAir[2]) annotation (Line(points={
+          {77,-8},{72,-8},{72,-80},{7.25,-80},{7.25,-68.38}}, color={0,0,127}));
+  connect(desiredT_sup.y, modularAHU.T_supplyAir) annotation (Line(points={{41,
+          22},{38,22},{38,-74},{11.625,-74},{11.625,-68.76}}, color={0,0,127}));
+  connect(phi_RoomExtractAir.y, x_pTphi.phi) annotation (Line(points={{77,24},{
+          72,24},{72,-57.6},{61.2,-57.6}}, color={0,0,127}));
+  connect(addToExtractTemp.y, x_pTphi.T) annotation (Line(points={{33.4,56},{28,
+          56},{28,86},{100,86},{100,-54},{61.2,-54}}, color={0,0,127}));
+  connect(x_pTphi.X[1], modularAHU.X_eta) annotation (Line(points={{47.4,-54},{
+          32,-54},{32,-45.2},{16.875,-45.2}}, color={0,0,127}));
+  connect(TempOutside.y, ahu.T_outdoorAir) annotation (Line(points={{-79,34},{
+          -72,34},{-72,30.8},{-62.36,30.8}}, color={0,0,127}));
+  connect(TempOutside.y, modularAHU.T_oda) annotation (Line(points={{-79,34},{
+          -72,34},{-72,-41.4},{-54.875,-41.4}}, color={0,0,127}));
+  connect(WaterLoadOutside.y, ahu.X_outdoorAir) annotation (Line(points={{-79,
+          -2},{-72,-2},{-72,26.3},{-62.36,26.3}}, color={0,0,127}));
+  connect(WaterLoadOutside.y, modularAHU.X_oda) annotation (Line(points={{-79,
+          -2},{-72,-2},{-72,-45.2},{-54.875,-45.2}}, color={0,0,127}));
+  connect(tempAddInRoom.y, addToExtractTemp.u1) annotation (Line(points={{73,70},
+          {58,70},{58,59.6},{47.2,59.6}}, color={0,0,127}));
+  annotation (Icon(coordinateSystem(preserveAspectRatio=false)), Diagram(
+        coordinateSystem(preserveAspectRatio=false), graphics={
+        Text(
+          extent={{-60,84},{-22,58}},
+          lineColor={28,108,200},
+          fontSize=6,
+          textString="Heat        Cool        Dehu        Hu        HRS
+1        1        1        1        1
+1        1        1        0        1
+1        1        0        1        1
+1        1        0        0        1
+1        0        0        0        1
+0        1        0        0        1
+0        0        0        0        1
+1        1        1        1        0
+1        1        1        0        0
+1        1        0        1        0
+1        1        0        0        0
+1        0        0        0        0
+0        1        0        0        0
+0        0        0        0        0
+"),     Text(
+          extent={{-60,100},{-16,90}},
+          lineColor={28,108,200},
+          textString="Use the following Table for investigation of all possible modes.
+Check whether variable allCond is always 1.")}),
+    experiment(
+      StopTime=86400,
+      Interval=1,
+      __Dymola_Algorithm="Dassl"));
+end ComparisonOfAHUHeatng;
diff --git a/AixLib/Airflow/AirHandlingUnit/ModularAirHandlingUnit/Validation/package.order b/AixLib/Airflow/AirHandlingUnit/ModularAirHandlingUnit/Validation/package.order
@@ -2,3 +2,4 @@ ComparisonToAHU
 ComparisonOfAHUCooling
 ComparisonOfAHUCoolingDehum
 ComparisonOfAHUHumidifying
+ComparisonOfAHUHeatng