apply torque losses only when avgspeed >0

VectoCore/VectoCore/Models/SimulationComponent/Impl/Gearbox.cs

@@ -218,6 +218,9 @@ namespace TUGraz.VectoCore.Models.SimulationComponent.Impl
 
 			var avgOutAngularVelocity = (PreviousState.OutAngularVelocity + outAngularVelocity) / 2.0;
 			var inTorqueLossResult = ModelData.Gears[gear].LossMap.GetTorqueLoss(avgOutAngularVelocity, outTorque);
+			if (avgOutAngularVelocity.IsEqual(0, 1e-9)) {
+				inTorqueLossResult.Value = 0.SI<NewtonMeter>();
+			}
 			var inTorque = outTorque / ModelData.Gears[gear].Ratio + inTorqueLossResult.Value;
 
 			var inAngularVelocity = outAngularVelocity * ModelData.Gears[gear].Ratio;

VectoCore/VectoCore/Models/SimulationComponent/Impl/Retarder.cs

@@ -61,6 +61,7 @@ namespace TUGraz.VectoCore.Models.SimulationComponent.Impl
 		{
 			_lossMap = lossMap;
 			_ratio = ratio;
+			_primaryRetarder = container.RunData != null && container.RunData.Retarder.Type == RetarderType.TransmissionInputRetarder;
 		}
 
 		public IResponse Initialize(NewtonMeter torque, PerSecond angularVelocity)
@@ -76,7 +77,7 @@ namespace TUGraz.VectoCore.Models.SimulationComponent.Impl
 				return NextComponent.Request(absTime, dt, torque, angularVelocity, dryRun);
 			}
 			var avgAngularSpeed = (PreviousState.InAngularVelocity + angularVelocity) / 2.0;
-			var retarderTorqueLoss = _lossMap.GetTorqueLoss(avgAngularSpeed * _ratio) * _ratio;
+			var retarderTorqueLoss = avgAngularSpeed.IsEqual(0, 1e-9) ? 0.SI<NewtonMeter>() : _lossMap.GetTorqueLoss(avgAngularSpeed * _ratio) * _ratio;
 			CurrentState.SetState(torque + retarderTorqueLoss, angularVelocity, torque, angularVelocity);
 			return NextComponent.Request(absTime, dt, CurrentState.InTorque, CurrentState.InAngularVelocity, dryRun);
 		}

VectoCore/VectoCore/Models/SimulationComponent/Impl/TransmissionComponent.cs

@@ -80,6 +80,9 @@ namespace TUGraz.VectoCore.Models.SimulationComponent.Impl
 			var avgOutAngularVelocity = (PreviousState.OutAngularVelocity + outAngularVelocity) / 2.0;
 
 			var torqueLossResult = ModelData.LossMap.GetTorqueLoss(avgOutAngularVelocity, outTorque);
+			if (avgOutAngularVelocity.IsEqual(0, 1e-9)) {
+				torqueLossResult.Value = 0.SI<NewtonMeter>();
+			}
 			var inTorque = outTorque / ModelData.Ratio + torqueLossResult.Value;
 
 			CurrentState.SetState(inTorque, inAngularVelocity, outTorque, outAngularVelocity);

VectoCore/VectoCore/Models/SimulationComponent/Impl/Vehicle.cs

@@ -107,7 +107,7 @@ namespace TUGraz.VectoCore.Models.SimulationComponent.Impl
 			CurrentState.Distance = PreviousState.Distance + PreviousState.Velocity * dt + acceleration * dt * dt / 2;
 
 			CurrentState.DriverAcceleration = DriverAcceleration(acceleration);
-			CurrentState.RollingResistance = RollingResistance(gradient);
+			CurrentState.RollingResistance = (PreviousState.Velocity + CurrentState.Velocity).IsEqual(0, 1e-9) ? 0.SI<Newton>() : RollingResistance(gradient);
 			try {
 				CurrentState.AirDragResistance = AirDragResistance(PreviousState.Velocity, CurrentState.Velocity);
 			} catch (VectoException ex) {