Chassis
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< SIMarchitect Library Overview | Component library
Revision as of 11:53, 19 June 2018 by Christopher Burhan (talk | contribs) (Christopher Burhan moved page SIMarchitect Library Overview/Chassis to SIMarchitect Library Overview/Component library/Chassis)
Contents
General information about Chassis
A basic model of the chassis (the vehicle) is represented as an inertia. This model compute the vehicle speed from a propeller shaft torque and brake torque. It takes into account the road slope resistance, rolling and aerodynamic drag resistances.
Module
Bus Selector for module input
Module output
Output | ||||
---|---|---|---|---|
Node | Variable | Label | Description | Unit |
Sensor | Vvehicle | Chassis_vVehAct_mps | Vehicle velocity | m/s |
ωwheel | Chassis_nWheelAct_radps | Wheel speed | rad/s | |
mtot | Chassis_massVehAct_kg | Vehicle mass | kg | |
α | Chassis_slopeRoad_rad | Road slope | rad | |
Chassis_tqAct_Nm | Nm | |||
Drivecycle | α | Chassis_slopeRoad_rad | Drive cycle slope | rad |
Module Parameter
Variable | Parameter | Description | Unit |
---|---|---|---|
mvehicle | dat.vehicle.mass.value | Vehicle mass | kg |
dat.brakeactuator.timeconstant.value | Brake actuator time constant | - | |
Afront | dat.aero.af.value | Vehicle frontal area | m2 |
Cd | dat.aero.cd.value | Aerodynamical drag coefficient | - |
rwheel | dat.wheel.radius.value | Wheel radius | m |
Jwheel | dat.wheel.inertia.value | Wheel inertia | kgm2 |
froll | dat.wheel.rollingres.value | Rolling resistance coefficient | - |