Merge pull request modelica#4461 from HansOlsson/MinPorts

MassFlowSource_T and MassFlowSource_h only work if there are at least one port
maltelenz · Sep 25, 2024 · 8e7876b · 8e7876b
2 parents 35ad28d + 260de64
commit 8e7876b
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/Modelica/Fluid/Sources.mo b/Modelica/Fluid/Sources.mo
@@ -415,7 +415,7 @@ with exception of boundary pressure, do not have an effect.
   model MassFlowSource_T
     "Ideal flow source that produces a prescribed mass flow with prescribed temperature, mass fraction and trace substances"
     import Modelica.Media.Interfaces.Choices.IndependentVariables;
-    extends Sources.BaseClasses.PartialFlowSource;
+    extends Sources.BaseClasses.PartialFlowSource(nPorts(min=1));
     parameter Boolean use_m_flow_in = false
       "Get the mass flow rate from the input connector"
       annotation(Evaluate=true, HideResult=true, choices(checkBox=true));
@@ -562,7 +562,7 @@ with exception of boundary flow rate, do not have an effect.
   model MassFlowSource_h
     "Ideal flow source that produces a prescribed mass flow with prescribed specific enthalpy, mass fraction and trace substances"
     import Modelica.Media.Interfaces.Choices.IndependentVariables;
-    extends Sources.BaseClasses.PartialFlowSource;
+    extends Sources.BaseClasses.PartialFlowSource(nPorts(min=1));
     parameter Boolean use_m_flow_in = false
       "Get the mass flow rate from the input connector"
       annotation(Evaluate=true, HideResult=true, choices(checkBox=true));