Testing

.impact/project.json

@@ -1,5 +1,5 @@
 {
-  "name": "Gitdemo",
+  "name": "Modelonexamples_10",
   "format": "1.0.0",
   "dependencies": [
     {
@@ -9,47 +9,11 @@
   ],
   "content": [
     {
-      "relpath": "Resources/Views",
-      "contentType": "VIEWS",
-      "defaultDisabled": false,
-      "id": "d049e25f59784e9dbdb3c20787f96d28"
-    },
-    {
-      "relpath": "Resources/Favorites",
-      "contentType": "FAVORITES",
-      "defaultDisabled": false,
-      "id": "aec8e400200c449d8b85a62a04bfd30e"
-    },
-    {
-      "relpath": "Resources/CustomFunctions",
-      "contentType": "CUSTOM_FUNCTIONS",
-      "defaultDisabled": false,
-      "id": "406f14bcf0914ae5a7f298d7ca23dc94"
-    },
-    {
-      "relpath": "Resources/Custom",
-      "contentType": "GENERIC",
-      "defaultDisabled": false,
-      "id": "3e90195b07f6455fa38dd2dd168b8209"
-    },
-    {
-      "relpath": "ReferenceResults",
-      "contentType": "REFERENCE_RESULTS",
-      "defaultDisabled": false,
-      "id": "8ae62e121ce54595981e0a806cf7b6f6"
-    },
-    {
-      "relpath": "Resources/ExperimentDefinitions",
-      "contentType": "EXPERIMENT_DEFINITIONS",
-      "defaultDisabled": false,
-      "id": "642bdb01133c42b8a7d46f0f8386e48e"
-    },
-    {
-      "relpath": "Test",
+      "relpath": "TestPackage",
       "contentType": "MODELICA",
-      "name": "Test",
+      "name": "TestPackage",
       "defaultDisabled": false,
-      "id": "438ad9f417f141b79910fd749a9a9ec1"
+      "id": "77d3ee4fbe1743f5b16633a829e027de"
     }
   ],
   "executionOptions": []

TestPackage/SignConvention.mo

@@ -0,0 +1,92 @@
+within TestPackage;
+
+model SignConvention "Examples for the used sign conventions"
+  extends .Modelica.Icons.Example;
+  .Modelica.Mechanics.Translational.Components.Mass mass1(
+    L=1,
+    s(fixed=true),
+    v(fixed=true),
+    m=1) annotation (Placement(transformation(extent={{40,60},{60,80}})));
+  .Modelica.Mechanics.Translational.Sources.Force force1 annotation (Placement(transformation(
+          extent={{0,60},{20,80}})));
+  .Modelica.Blocks.Sources.Constant constant1(k=1) annotation (Placement(
+        transformation(extent={{-40,60},{-20,80}})));
+  .Modelica.Mechanics.Translational.Components.Mass mass2(
+    L=1,
+    s(fixed=true),
+    v(fixed=true),
+    m=1) annotation (Placement(transformation(extent={{40,0},{60,20}})));
+  .Modelica.Mechanics.Translational.Sources.Force force2 annotation (Placement(transformation(
+          extent={{0,20},{20,40}})));
+  .Modelica.Blocks.Sources.Constant constant2(k=1) annotation (Placement(
+        transformation(extent={{-40,20},{-20,40}})));
+  .Modelica.Mechanics.Translational.Components.Mass mass3(
+    L=1,
+    s(fixed=true),
+    v(fixed=true),
+    m=1) annotation (Placement(transformation(extent={{-40,-40},{-20,-20}})));
+  .Modelica.Mechanics.Translational.Sources.Force force3(useSupport=false)
+                                                      annotation (Placement(
+        transformation(extent={{20,-40},{0,-20}})));
+  .Modelica.Blocks.Sources.Constant constant3(k=1) annotation (Placement(
+        transformation(extent={{60,-40},{40,-20}})));
+  .Modelica.Mechanics.Translational.Components.Fixed fixed
+    annotation (Placement(transformation(extent={{0,-60},{20,-40}})));
+equation
+  connect(constant1.y, force1.f)
+    annotation (Line(points={{-19,70},{-2,70}}, color={0,0,127}));
+  connect(constant2.y, force2.f)
+    annotation (Line(points={{-19,30},{-2,30}}, color={0,0,127}));
+  connect(constant3.y, force3.f)
+    annotation (Line(points={{39,-30},{22,-30}}, color={0,0,127}));
+  connect(force1.flange, mass1.flange_a) annotation (Line(
+      points={{20,70},{40,70}}, color={0,127,0}));
+  connect(force2.flange, mass2.flange_b) annotation (Line(
+      points={{20,30},{70,30},{70,10},{60,10}}, color={0,127,0}));
+  connect(mass3.flange_b, force3.flange) annotation (Line(
+      points={{-20,-30},{0,-30}}, color={0,127,0}));
+  connect(fixed.flange, force3.support) annotation (Line(
+      points={{10,-50},{10,-40}}, color={0,127,0}));
+  annotation (
+    Documentation(info="<html>
+<p>
+If all arrows point in the same direction, a positive force
+results in a positive acceleration&nbsp;<var>a</var>, velocity&nbsp;<var>v</var> and position&nbsp;<var>s</var>.
+</p>
+<p>
+For a force of 1&nbsp;N and a mass of 1&nbsp;kg this leads to
+</p>
+<blockquote><pre>
+a = 1 m/s2
+v = 1 m/s after 1 s (SlidingMass1.v)
+s = 0.5 m after 1 s (SlidingMass1.s)
+</pre></blockquote>
+<p>
+The acceleration is not available for plotting.
+</p>
+<p>
+System 1) and 2) are equivalent. It doesn't matter whether the
+force pushes at flange_a in system&nbsp;1 or pulls at flange_b in system&nbsp;2.
+</p><p>
+It is of course possible to ignore the arrows and connect the models
+in an arbitrary way. But then it is hard see in what direction the
+force acts.
+</p><p>
+In the third system the two arrows are opposed which means that the
+force acts in the opposite direction (in the same direction as in
+the two other examples).
+</p>
+</html>"),
+    Diagram(coordinateSystem(preserveAspectRatio=true, extent={{-100,-100},
+            {100,100}}),graphics={Text(
+              extent={{-100,80},{-82,60}},
+              textString="1)",
+              lineColor={0,0,255}),Text(
+              extent={{-100,40},{-82,20}},
+              textString="2)",
+              lineColor={0,0,255}),Text(
+              extent={{-100,-20},{-82,-40}},
+              textString="3)",
+              lineColor={0,0,255})}),
+    experiment(StopTime=1.0, Interval=0.001));
+end SignConvention;

TestPackage/package.mo

@@ -0,0 +1,3 @@
+package TestPackage     extends .Modelica.Icons.Package;
+    annotation(uses(Modelica(version = "4.0.0")));
+end TestPackage;

TestPackage/package.order

@@ -0,0 +1 @@
+SignConvention