Added Spice3-specific infiniteTime constant

casella · Oct 17, 2024 · 484fd1d · 484fd1d
1 parent 8e7876b
commit 484fd1d
Showing 1 changed file with 10 additions and 4 deletions.
diff --git a/Modelica/Electrical/Spice3.mo b/Modelica/Electrical/Spice3.mo
@@ -3134,8 +3134,8 @@ Christoph Clau&szlig;
       parameter SI.Time TD = 0.0 "Delay time";
       parameter SI.Time TR(start=1) "Rise time";
       parameter SI.Time TF = TR "Fall time";
-      parameter SI.Time PW = Modelica.Constants.inf "Pulse width";
-      parameter SI.Time PER= Modelica.Constants.inf "Period";
+      parameter SI.Time PW = Spice3.Constants.infiniteTime "Pulse width";
+      parameter SI.Time PER= Spice3.Constants.infiniteTime "Period";
 
     protected
       parameter SI.Time Trising=TR "End time of rising phase within one period";
@@ -3512,8 +3512,8 @@ If, e.g., time = 1.0, the voltage v =  0.0 (before event), 1.0 (after event)
       parameter SI.Time TD = 0.0 "Delay time";
       parameter SI.Time TR(start=1) "Rise time";
       parameter SI.Time TF = TR "Fall time";
-      parameter SI.Time PW = Modelica.Constants.inf "Pulse width";
-      parameter SI.Time PER= Modelica.Constants.inf "Period";
+      parameter SI.Time PW = Spice3.Constants.infiniteTime "Pulse width";
+      parameter SI.Time PER= Spice3.Constants.infiniteTime "Period";
 
     protected
       parameter SI.Time Trising=TR "End time of rising phase within one period";
@@ -4435,6 +4435,12 @@ on the model behaviour.
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   end Types;
 
+  package Constants "Spice3-specific constants"
+    extends Modelica.Icons.Package;
+
+    constant Modelica.Units.SI.Time infiniteTime= 1e20 "Numerically safe very large time horizon (3e12 years)";
+  end Constants;
+
   package Internal
     "Collection of functions and records derived from the C++ Spice library"
     extends Modelica.Icons.InternalPackage;