recordDesignDataSeries
Record with design data for series network
Extends from Modelica.Icons.Record (Icon for records).
Information
This record contains parameter declarations used in example models of DHC systems.
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Integer | nBui | 3 | Number of served buildings |
| Modelica.Units.SI.MassFlowRate | mPumDis_flow_nominal | 95 | Nominal mass flow rate of main distribution pump |
| Modelica.Units.SI.MassFlowRate | mPipDis_flow_nominal | mPumDis_flow_nominal | Nominal mass flow rate for main pipe sizing |
| Modelica.Units.SI.MassFlowRate[nBui] | mCon_flow_nominal | Nominal mass flow rate in each connection line | |
| Modelica.Units.SI.MassFlowRate | mPla_flow_nominal | 11.45 | Plant HX nominal mass flow rate (primary = secondary) |
| Modelica.Units.SI.MassFlowRate | mSto_flow_nominal | 105 | Storage nominal mass flow rate |
| Modelica.Units.SI.PressureDifference | dpPla_nominal | 50000 | Plant HX pressure drop at nomninal flow rate (primary = secondary) |
| Real | epsPla | 0.935 | Plant HX effectiveness (constant) |
| Modelica.Units.SI.Temperature | TLooMin | 273.15 + 6 | Minimum loop temperature |
| Modelica.Units.SI.Temperature | TLooMax | 273.15 + 17 | Maximum loop temperature |
| Real | dp_length_nominal | 250 | Pressure drop per pipe length at nominal flow rate |
| Modelica.Units.SI.Length[nBui] | lDis | fill(100, nBui) | Length of the distribution pipe before each connection |
| Modelica.Units.SI.Length[nBui] | lCon | fill(10, nBui) | Length of each connection pipe (supply only, not counting return line) |
| Modelica.Units.SI.Length | lEnd | sum(lDis) | Length of the end of the distribution line (after last connection) |