Fixed orifice with inertia, automatic R value

Program.cs

@@ -50,7 +50,7 @@ public class Program
     {
         var window = CreateWindow();
         LoadFont();
-        _scenario = new HelmholtzScenario();
+        _scenario = new SingleCylScenario();
         _scenario.Initialize(SampleRate);
         _lastThrottleUpdateTime = 0.0f;