diff --git a/TestApp/CurrentLimitter.cs b/TestApp/CurrentLimitter.cs
index d9af22d..82fc8e6 100644
--- a/TestApp/CurrentLimitter.cs
+++ b/TestApp/CurrentLimitter.cs
@@ -47,7 +47,7 @@ namespace TestApp
             yield return (current.I2, current.I1, current.I3);
             yield return (current.I3, current.I1, current.I2);
             yield return (current.I3, current.I2, current.I1);
-        }
+        } 
 
         private static bool IsValidCombinition((double I1, double I2, double I3) measuredCurrent, (double I1, double I2, double I3) wallBoxCurrent) {
             if (measuredCurrent.I1 < wallBoxCurrent.I1) { return false; } // even this is not correct if a PV is generating power !
diff --git a/TestApp/PidController.cs b/TestApp/PidController.cs
deleted file mode 100644
index f43c0fd..0000000
--- a/TestApp/PidController.cs
+++ /dev/null
@@ -1,31 +0,0 @@
-using TestApp.Configuration;
-
-namespace TestApp
-{
-    internal class PidController
-    {
-        private DateTime _PreviousUpdateTime;
-        private double _PreviousError;
-        private double _Integral;
-
-        public PidSetting PositiveSettings { get; set; } = new PidSetting();
-        public PidSetting NegativeSettings { get; set; } = new PidSetting();
-        public double SetPoint { get; set; }
-
-        public double Update(double measurement) {
-            var error = measurement - SetPoint;
-            var dt = (DateTime.UtcNow - _PreviousUpdateTime).TotalSeconds;
-
-            var settings = error > 0 ? PositiveSettings : NegativeSettings;
-
-            var proportional = error * settings.KP;
-            _Integral += error * settings.KI * dt;
-            var differential = (error - _PreviousError) * settings.KD / dt;
-
-            _PreviousError = error;
-            _PreviousUpdateTime = DateTime.UtcNow;
-
-            return proportional + _Integral + differential;
-        }
-    }
-}
diff --git a/TestApp/Program.cs b/TestApp/Program.cs
index 6feb045..119cd44 100644
--- a/TestApp/Program.cs
+++ b/TestApp/Program.cs
@@ -106,6 +106,5 @@ namespace TestApp
             _Driver.HostAddress = settings.ChargerAddress ?? Settings.DEFAULT_CHARGER_ADDRESS;
             _Driver.Port = settings.ChargerPort ?? Settings.DEFAULT_CHARGER_PORT;
         }
-
     }
 }