make reduced mass of wheels available on databus (needed for estimating acceleration / coasting)

VectoCore/VectoCore/Models/Simulation/DataBus/IWheelsInfo.cs

+using TUGraz.VectoCommon.Utils;
+
+namespace TUGraz.VectoCore.Models.Simulation.DataBus
+{
+	public interface IWheelsInfo
+	{
+		Kilogram ReducedMassWheels { get; }
+	}
+}
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VectoCore/VectoCore/Models/Simulation/Impl/VehicleContainer.cs

@@ -360,5 +360,10 @@ namespace TUGraz.VectoCore.Models.Simulation.Impl
 		{
 			return Axlegear.AxlegearLoss();
 		}
+
+		public Kilogram ReducedMassWheels
+		{
+			get { return Wheels.ReducedMassWheels; }
+		}
 	}
 }
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VectoCore/VectoCore/Models/SimulationComponent/IWheels.cs

@@ -30,11 +30,12 @@
 */
 
 using TUGraz.VectoCore.Models.Connector.Ports;
+using TUGraz.VectoCore.Models.Simulation.DataBus;
 
 namespace TUGraz.VectoCore.Models.SimulationComponent
 {
 	/// <summary>
 	/// Defines interfaces for a wheels component.
 	/// </summary>
-	public interface IWheels : IFvOutProvider, ITnInProvider {}
+	public interface IWheels : IFvOutProvider, ITnInProvider, IWheelsInfo {}
 }
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VectoCore/VectoCore/Models/SimulationComponent/Impl/Wheels.cs

@@ -135,5 +135,10 @@ namespace TUGraz.VectoCore.Models.SimulationComponent.Impl
 			public NewtonMeter TorqueIn;
 			public NewtonMeter InertiaTorqueLoss;
 		}
+
+		public Kilogram ReducedMassWheels
+		{
+			get { return (_totalWheelsInertia / _dynamicWheelRadius / _dynamicWheelRadius).Cast<Kilogram>(); }
+		}
 	}
 }
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