Issue1754 ATES model #1759
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| within IBPSA.Fluid.Geothermal.Aquifer.Data; | ||
| record Rock "Soil data record of rock heat transfer properties" | ||
| extends IBPSA.Fluid.Geothermal.Aquifer.Data.Template( | ||
| kSoi=2.8, | ||
| dSoi=2680, | ||
| cSoi=833, | ||
| phi=0.2, | ||
| K=1E-5); | ||
| annotation ( | ||
| defaultComponentPrefixes="parameter", | ||
| defaultComponentName="aquDat", | ||
| Documentation( | ||
| info="<html> | ||
| <p> | ||
| This data record contains the heat transfer properties of rock. | ||
| </p> | ||
| </html>", | ||
| revisions="<html> | ||
| <ul> | ||
| <li> | ||
| May 2023, Alessandro Maccarini:<br/> | ||
| First implementation. | ||
| </li> | ||
| </ul> | ||
| </html>")); | ||
| end Rock; |
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| within IBPSA.Fluid.Geothermal.Aquifer.Data; | ||
| record Template | ||
| "Template for soil data records" | ||
| extends Modelica.Icons.Record; | ||
| parameter Modelica.Units.SI.ThermalConductivity kSoi | ||
| "Thermal conductivity of the soil material"; | ||
| parameter Modelica.Units.SI.SpecificHeatCapacity cSoi | ||
| "Specific heat capacity of the soil material"; | ||
| parameter Modelica.Units.SI.Density dSoi(displayUnit="kg/m3") | ||
| "Density of the soil material"; | ||
| parameter Real phi(final unit="1") | ||
| "Reservoir porosity"; | ||
| parameter Modelica.Units.SI.Velocity K | ||
| "Hydraulic conductivity"; | ||
| annotation (Icon(coordinateSystem(preserveAspectRatio=false)), Diagram( | ||
| coordinateSystem(preserveAspectRatio=false)), | ||
| defaultComponentPrefixes="parameter", | ||
| defaultComponentName="aquDat", | ||
| Documentation( | ||
| info="<html> | ||
| <p> | ||
| This record is a template for the records in | ||
| <a href=\"modelica://IBPSA.Fluid.Geothermal.Aquifer.SingleWell\"> | ||
| IBPSA.Fluid.Geothermal.Aquifer.SingleWell</a>. | ||
| </p> | ||
| </html>", | ||
| revisions="<html> | ||
| <ul> | ||
| <li> | ||
| May 2023, by Alessandro Maccarini:<br/> | ||
| First implementation. | ||
| </li> | ||
| </ul> | ||
| </html>")); | ||
| end Template; | ||
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| within IBPSA.Fluid.Geothermal.Aquifer; | ||
| package Data "Collection of data records for aquifer thermal energy storage" | ||
| extends Modelica.Icons.MaterialPropertiesPackage; | ||
|
|
||
| annotation (preferredView="info", Documentation(info="<html> | ||
| <p> | ||
| This package contains data records for heat properties of aquifers | ||
| <a href=\"modelica://IBPSA.Fluid.Geothermal.Aquifer\"> | ||
| IBPSA.Fluid.Geothermal.Aquifer</a>. | ||
| </p> | ||
| </html>")); | ||
| end Data; |
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| @@ -0,0 +1,2 @@ | ||
| Rock | ||
| Template |
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| within IBPSA.Fluid.Geothermal.Aquifer.Examples; | ||
| model CoolingOffice | ||
| extends Modelica.Icons.Example; | ||
| package Medium = IBPSA.Media.Water "Medium model"; | ||
|
|
||
| parameter Modelica.Units.SI.HeatFlowRate QCoo_flow_nominal=30000 | ||
| "Cooling power"; | ||
| parameter Modelica.Units.SI.TemperatureDifference deltaT=4 "Temperature difference at heat exchanger"; | ||
| parameter Modelica.Units.SI.SpecificHeatCapacity cpWat=4186 "Heat capacity of water"; | ||
| parameter Modelica.Units.SI.MassFlowRate mWat_flow_nominal= | ||
| QCoo_flow_nominal/(deltaT*cpWat) "Nominal water mass flow rate"; | ||
|
|
||
| HeatExchangers.HeaterCooler_u hea( | ||
| redeclare package Medium = Medium, | ||
| m_flow_nominal=mWat_flow_nominal, | ||
| dp_nominal=100, | ||
|
There was a problem hiding this comment. 100 Pa pressure drop is way too low for the water-side friction of a heat exchanger. There was a problem hiding this comment. Working on it (I would like to find some references for these values). |
||
| energyDynamics=Modelica.Fluid.Types.Dynamics.FixedInitial, | ||
| Q_flow_nominal=QCoo_flow_nominal) "Heat exchanger" | ||
| annotation (Placement(transformation(extent={{-10,54},{10,74}}))); | ||
| Modelica.Blocks.Sources.Constant uPum(k=1) "Pump control signal" | ||
| annotation (Placement(transformation(extent={{-60,-20},{-40,0}}))); | ||
| Modelica.Blocks.Sources.Constant uHea(k=1) "Heat load control signal" | ||
| annotation (Placement(transformation(extent={{-60,60},{-40,80}}))); | ||
| MultiWell aquWel( | ||
| redeclare package Medium = Medium, | ||
| nVol=80, | ||
| h=20, | ||
| d=1000, | ||
| length=40, | ||
| TCol_start=285.15, | ||
| THot_start=285.15, | ||
| aquDat=IBPSA.Fluid.Geothermal.Aquifer.Data.Rock(), | ||
| m_flow_nominal=mWat_flow_nominal, | ||
| dpExt_nominal=5000) | ||
| "Acquifer well" | ||
| annotation (Placement(transformation(extent={{-10,-20},{10,0}}))); | ||
| Sources.Boundary_pT bou( | ||
| redeclare package Medium = Medium, | ||
| nPorts=1) "Pressure boundary condition" annotation (Placement(transformation(extent={{-80,20},{-60,40}}))); | ||
| equation | ||
| connect(uHea.y, hea.u) | ||
| annotation (Line(points={{-39,70},{-12,70}}, color={0,0,127})); | ||
| connect(aquWel.port_Hot, hea.port_b) annotation (Line(points={{6,0},{6,30},{20, | ||
| 30},{20,64},{10,64}}, color={0,127,255})); | ||
| connect(aquWel.port_Col, hea.port_a) annotation (Line(points={{-6,0},{-6,0},{-6, | ||
| 30},{-20,30},{-20,64},{-10,64}}, color={0,127,255})); | ||
| connect(bou.ports[1], hea.port_a) annotation (Line(points={{-60,30},{-20,30}, | ||
| {-20,64},{-10,64}}, color={0,127,255})); | ||
| connect(uPum.y, aquWel.u) | ||
| annotation (Line(points={{-39,-10},{-26,-10},{-26,-10},{-12,-10}}, | ||
| color={0,0,127})); | ||
| annotation (Icon(coordinateSystem(preserveAspectRatio=false)), Diagram( | ||
| coordinateSystem(preserveAspectRatio=false)), | ||
| experiment(StopTime=7776000,Tolerance=1e-6), | ||
| __Dymola_Commands(file= | ||
| "modelica://IBPSA/Resources/Scripts/Dymola/Fluid/Geothermal/Aquifer/Examples/CoolingOffice.mos" | ||
| "Simulate and plot"), | ||
| Documentation(info="<html> | ||
| <p> | ||
| This example shows the application of the model | ||
| <a href=\"modelica://IBPSA.Fluid.Geothermal.Aquifer.SingleWell\">IBPSA.Fluid.Geothermal.Aquifer.SingleWell</a>. | ||
| </p> | ||
| <p> | ||
| The system consists of two wells, a warm well and a cold well. Water is extracted from the cold well at 12C and | ||
| after passing through a heat exchanger it is injected in the warm well at 16C. This may represent the operation of an | ||
| aquifer thermal energy storage system that cools an office building with a constant load of 30 kW. | ||
| </p> | ||
|
|
||
| </html>", revisions="<html> | ||
| <ul> | ||
| <li> | ||
| May 2023, by Alessandro Maccarini:<br/> | ||
| First Implementation. | ||
| </li> | ||
| </ul> | ||
| </html>")); | ||
| end CoolingOffice; | ||
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| Original file line number | Diff line number | Diff line change |
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| within IBPSA.Fluid.Geothermal.Aquifer; | ||
| package Examples "Example models for IBPSA.Fluid.Geothermal.Aquifer" | ||
| extends Modelica.Icons.ExamplesPackage; | ||
|
|
||
| annotation (preferredView="info", Documentation(info="<html> | ||
| <p> | ||
| This package contains example models for the classes in | ||
| <a href=\"modelica://IBPSA.Fluid.Geothermal.Aquifer\"> | ||
| IBPSA.Fluid.Geothermal.Aquifer</a>. | ||
| </p> | ||
| </html>")); | ||
| end Examples; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| CoolingOffice |
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This data record should also include the porosity
phias it is a property of the soil, and not of the well model.There was a problem hiding this comment.
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Done