recordVehicleTestData
Vehicle test data
Extends from VehicleData (Vehicle parameters).
Information
Parameters for a test vehicle.
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| String | DataName (from VehicleData) | "empty" | Name of dataset |
| Modelica.Units.SI.Mass | m (from VehicleData) | Total mass including driver | |
| Modelica.Units.SI.Acceleration | aNominal (from VehicleData) | Nominal acceleration | |
| Modelica.Units.SI.Velocity | vNominal (from VehicleData) | Nominal speed | |
| Modelica.Units.SI.Length | Rsub (from VehicleData) | (rFront + rRear)/2/ratioGear | Substitute wheel radius motor - track |
| Modelica.Units.SI.Mass | mDyn (from VehicleData) | m + 2*(JFront + JRear)/((rFront + rRear)/2)^2 | Substitute (dynamic) mass |
| Brakes | |||
| Real | brakeFront (from VehicleData) | 0.5 | Front braking force / total braking force |
| Modelica.Units.SI.Force | fBrakeFront (from VehicleData) | m*aNominal*brakeFront | Nominal braking force front |
| Modelica.Units.SI.Force | fBrakeRear (from VehicleData) | m*aNominal*(1 - brakeFront) | Nominal braking force rear |
| Brakes › Result | |||
| Modelica.Units.SI.Torque | tauBrakeFront (from VehicleData) | fBrakeFront*rFront | Nominal braking torque front |
| Modelica.Units.SI.Torque | tauBrakeRear (from VehicleData) | fBrakeRear*rRear | Nominal braking torque rear |
| Resistances | |||
| Modelica.Units.SI.Area | A (from VehicleData) | Front area | |
| Modelica.Units.SI.Density | rho (from VehicleData) | 1.18 | Density of air at 25 degC |
| Real | cw (from VehicleData) | Drag coefficient | |
| Resistances › Result | |||
| Modelica.Units.SI.Force | Fdrag (from VehicleData) | rho/2*A*cw*vNominal^2 | Drag resistance at nominal speed |
| Wheels | |||
| Modelica.Units.SI.Length | rFront (from VehicleData) | Front wheel radius | |
| Modelica.Units.SI.Inertia | JFront (from VehicleData) | Front wheel inertia | |
| Modelica.Units.SI.Length | rRear (from VehicleData) | Rear wheel radius | |
| Modelica.Units.SI.Inertia | JRear (from VehicleData) | Rear wheel inertia | |
| Driveline | |||
| Real | ratioGear (from VehicleData) | Ratio of gearbox | |
| Real | etaGear (from VehicleData) | Constant efficiency of gearbox | |
| Real | etaDiff (from VehicleData) | Constant efficiency of differential | |
| Driveline › Result | |||
| Modelica.Units.SI.Torque | tauDriveNominal (from VehicleData) | m*aNominal*(rFront + rRear)/2/ratioGear | Estimated nominal drive torque |
| Modelica.Units.SI.AngularVelocity | wDriveNominal (from VehicleData) | vNominal/(rFront + rRear)*2*ratioGear | Estimated nominal drive speed |
| Modelica.Units.SI.Inertia | JVehicle (from VehicleData) | (m*((rFront + rRear)/2)^2 + 2*(JFront + JRear))/ratioGear^2 | Estimated eqvivalent inertia w.r.t. motor shaft |