chrono::vehicle::ShaftsPowertrain Class Reference

Description

Shafts-based powertrain subsystem (specified through JSON file).

#include <ShaftsPowertrain.h>

Inheritance diagram for chrono::vehicle::ShaftsPowertrain:
Collaboration diagram for chrono::vehicle::ShaftsPowertrain:

Public Member Functions

 ShaftsPowertrain (const std::string &filename)
 
 ShaftsPowertrain (const rapidjson::Document &d)
 
virtual void SetGearRatios (std::vector< double > &fwd, double &rev) override
 Set the transmission gear ratios (one or more forward gear ratios and a single reverse gear ratio).
 
virtual double GetMotorBlockInertia () const override
 Inertias of the component ChShaft objects.
 
virtual double GetCrankshaftInertia () const override
 
virtual double GetIngearShaftInertia () const override
 
virtual double GetUpshiftRPM () const override
 Upshift and downshift rotation speeds (in RPM)
 
virtual double GetDownshiftRPM () const override
 
virtual void SetEngineTorqueMap (std::shared_ptr< ChFunction_Recorder > &map) override
 Engine speed-torque map.
 
virtual void SetEngineLossesMap (std::shared_ptr< ChFunction_Recorder > &map) override
 Engine speed-torque braking effect because of losses.
 
virtual void SetTorqueConverterCapacityFactorMap (std::shared_ptr< ChFunction_Recorder > &map) override
 Set the capacity factor map. More...
 
virtual void SetTorqeConverterTorqueRatioMap (std::shared_ptr< ChFunction_Recorder > &map) override
 Set the torque ratio map. More...
 
- Public Member Functions inherited from chrono::vehicle::ChShaftsPowertrain
 ChShaftsPowertrain (const std::string &name, const ChVector<> &dir_motor_block=ChVector<>(1, 0, 0))
 Construct a shafts-based powertrain model.
 
virtual std::string GetTemplateName () const override
 Get the name of the vehicle subsystem template.
 
virtual double GetMotorSpeed () const override
 Return the current engine speed.
 
virtual double GetMotorTorque () const override
 Return the current engine torque.
 
virtual double GetTorqueConverterSlippage () const override
 Return the value of slippage in the torque converter.
 
virtual double GetTorqueConverterInputTorque () const override
 Return the input torque to the torque converter.
 
virtual double GetTorqueConverterOutputTorque () const override
 Return the output torque from the torque converter.
 
virtual double GetTorqueConverterOutputSpeed () const override
 Return the torque converter output shaft speed.
 
virtual double GetOutputTorque () const override
 Return the output torque from the powertrain. More...
 
void SetGearShiftLatency (double ml)
 Use this to define the gear shift latency, in seconds.
 
double GetGearShiftLatency (double ml)
 Use this to get the gear shift latency, in seconds.
 
- Public Member Functions inherited from chrono::vehicle::ChPowertrain
int GetCurrentTransmissionGear () const
 Return the current transmission gear. More...
 
void SetDriveMode (DriveMode mode)
 Set the drive mode.
 
DriveMode GetDriveMode () const
 Return the current drive mode.
 
void SetTransmissionMode (TransmissionMode mode)
 Set the transmission mode (automatic or manual). More...
 
TransmissionMode GetTransmissionMode () const
 Get the current transmission mode.
 
void ShiftUp ()
 Shift up.
 
void ShiftDown ()
 Shift down.
 
- Public Member Functions inherited from chrono::vehicle::ChPart
 ChPart (const std::string &name)
 Construct a vehicle subsystem with the specified name. More...
 
const std::string & GetName () const
 Get the name identifier for this subsystem.
 
void SetName (const std::string &name)
 Set the name identifier for this subsystem.
 
void SetVisualizationType (VisualizationType vis)
 Set the visualization mode for this subsystem.
 
virtual void AddVisualizationAssets (VisualizationType vis)
 Add visualization assets to this subsystem, for the specified visualization mode.
 
virtual void RemoveVisualizationAssets ()
 Remove all visualization assets from this subsystem.
 
virtual void SetOutput (bool state)
 Enable/disable output for this subsystem.
 
bool OutputEnabled () const
 Return the output state for this subsystem.
 
virtual void ExportComponentList (rapidjson::Document &jsonDocument) const
 Export this subsystem's component list to the specified JSON object. More...
 
virtual void Output (ChVehicleOutput &database) const
 Output data for this subsystem's component list to the specified database.
 

Additional Inherited Members

- Public Types inherited from chrono::vehicle::ChPowertrain
enum  DriveMode { DriveMode::FORWARD, DriveMode::NEUTRAL, DriveMode::REVERSE }
 Driving modes. More...
 
enum  TransmissionMode { TransmissionMode::AUTOMATIC, TransmissionMode::MANUAL }
 Transmission mode. More...
 
- Static Public Member Functions inherited from chrono::vehicle::ChPart
static ChMatrix33 TransformInertiaMatrix (const ChVector<> &moments, const ChVector<> &products, const ChMatrix33<> &vehicle_rot, const ChMatrix33<> &body_rot)
 Utility function for transforming inertia tensors between centroidal frames. More...
 
- Protected Member Functions inherited from chrono::vehicle::ChPowertrain
 ChPowertrain (const std::string &name)
 
void SetGear (int gear)
 Shift to the specified gear. More...
 
- Static Protected Member Functions inherited from chrono::vehicle::ChPart
static void ExportBodyList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChBody >> bodies)
 Export the list of bodies to the specified JSON document.
 
static void ExportShaftList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChShaft >> shafts)
 Export the list of shafts to the specified JSON document.
 
static void ExportJointList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChLink >> joints)
 Export the list of joints to the specified JSON document.
 
static void ExportCouplesList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChShaftsCouple >> couples)
 Export the list of shaft couples to the specified JSON document.
 
static void ExportMarkerList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChMarker >> markers)
 Export the list of markers to the specified JSON document.
 
static void ExportLinSpringList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChLinkTSDA >> springs)
 Export the list of translational springs to the specified JSON document.
 
static void ExportRotSpringList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChLinkRotSpringCB >> springs)
 Export the list of rotational springs to the specified JSON document.
 
static void ExportBodyLoadList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChLoadBodyBody >> loads)
 Export the list of body-body loads to the specified JSON document.
 
- Protected Attributes inherited from chrono::vehicle::ChPowertrain
TransmissionMode m_transmission_mode
 transmission mode (automatic or manual)
 
DriveMode m_drive_mode
 drive mode (neutral, forward, or reverse)
 
std::shared_ptr< ChDrivelinem_driveline
 associated driveline subsystem
 
std::vector< double > m_gear_ratios
 gear ratios (0: reverse, 1+: forward)
 
int m_current_gear
 current transmission gear (0: reverse, 1+: forward)
 
double m_current_gear_ratio
 current gear ratio (positive for forward, negative for reverse)
 
- Protected Attributes inherited from chrono::vehicle::ChPart
std::string m_name
 subsystem name
 
bool m_output
 specifies whether or not output is generated for this subsystem
 

Member Function Documentation

◆ SetTorqeConverterTorqueRatioMap()

void chrono::vehicle::ShaftsPowertrain::SetTorqeConverterTorqueRatioMap ( std::shared_ptr< ChFunction_Recorder > &  map)
overridevirtual

Set the torque ratio map.

Specify torque ratio as a function of the speed ratio.

Implements chrono::vehicle::ChShaftsPowertrain.

◆ SetTorqueConverterCapacityFactorMap()

void chrono::vehicle::ShaftsPowertrain::SetTorqueConverterCapacityFactorMap ( std::shared_ptr< ChFunction_Recorder > &  map)
overridevirtual

Set the capacity factor map.

Specify the capacity factor as a function of the speed ratio.

Implements chrono::vehicle::ChShaftsPowertrain.


The documentation for this class was generated from the following files:
  • /builds/uwsbel/chrono/src/chrono_vehicle/powertrain/ShaftsPowertrain.h
  • /builds/uwsbel/chrono/src/chrono_vehicle/powertrain/ShaftsPowertrain.cpp