chrono::vehicle::ChAutomaticTransmissionShafts Class Referenceabstract
Description
Template for an automatic transmission model using shaft elements.
This transmission template includes a torque converter and a manumatic gearbox.
#include <ChAutomaticTransmissionShafts.h>
Inheritance diagram for chrono::vehicle::ChAutomaticTransmissionShafts:
Collaboration diagram for chrono::vehicle::ChAutomaticTransmissionShafts:
Public Member Functions | |
| ChAutomaticTransmissionShafts (const std::string &name) | |
| Construct a shafts-based automatic transmission model. | |
| virtual std::string | GetTemplateName () const override |
| Get the name of the vehicle subsystem template. | |
| 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. | |
| 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. | |
| virtual double | GetOutputDriveshaftTorque () const override |
| Return the transmission output torque on the driveshaft. More... | |
| virtual double | GetOutputMotorshaftSpeed () const override |
| Return the transmission output speed of the motorshaft. More... | |
 Public Member Functions inherited from chrono::vehicle::ChTransmission | |
| int | GetCurrentGear () const |
| Return the current transmission gear. More... | |
| void | SetDriveMode (DriveMode mode) |
| Set the drive mode. | |
| DriveMode | GetDriveMode () const |
| Return the current drive mode. | |
| void | SetMode (Mode mode) |
| Set the transmission mode (automatic or manual). More... | |
| Mode | GetMode () const |
| Get the current transmission mode. | |
| void | ShiftUp () |
| Shift up. | |
| void | ShiftDown () |
| Shift down. | |
| void | SetGear (int gear) |
| Shift to the specified gear. More... | |
| Public Member Functions inherited from chrono::vehicle::ChPart | |
| 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. | |
| bool | IsInitialized () const |
| Return flag indicating whether or not the part is fully constructed. | |
| double | GetMass () const |
| Get the subsystem mass. More... | |
| const ChFrame & | GetCOMFrame () const |
| Get the current subsystem COM frame (relative to and expressed in the subsystem's reference frame). More... | |
| const ChMatrix33 & | GetInertia () const |
| Get the current subsystem inertia (relative to the subsystem COM frame). More... | |
| const ChFrame & | GetTransform () const |
| Get the current subsystem position relative to the global frame. More... | |
| 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. | |
Protected Member Functions | |
| virtual double | GetTransmissionBlockInertia () const =0 |
| Set inertia of the transmission block. | |
| virtual double | GetIngearShaftInertia () const =0 |
| Inertias of the component ChShaft objects. | |
| virtual double | GetMotorshaftInertia () const =0 |
| Inertia of the motorshaft (connection to engine). | |
| virtual double | GetDriveshaftInertia () const =0 |
| Inertia of the driveshaft (connection to driveline). | |
| virtual double | GetUpshiftRPM () const =0 |
| Upshift and downshift rotation speeds (in RPM) | |
| virtual double | GetDownshiftRPM () const =0 |
| virtual void | SetTorqueConverterCapacityFactorMap (std::shared_ptr< ChFunction_Recorder > &map)=0 |
| Set the capacity factor map. More... | |
| virtual void | SetTorqeConverterTorqueRatioMap (std::shared_ptr< ChFunction_Recorder > &map)=0 |
| Set the torque ratio map. More... | |
| Protected Member Functions inherited from chrono::vehicle::ChTransmission | |
| ChTransmission (const std::string &name="") | |
| virtual void | InitializeInertiaProperties () override |
| Initialize subsystem inertia properties. More... | |
| virtual void | UpdateInertiaProperties () override |
| Update subsystem inertia properties. More... | |
| virtual void | SetGearRatios (std::vector< double > &fwd, double &rev)=0 |
| Set the transmission gear ratios (one or more forward gear ratios and a single reverse gear ratio). | |
| Protected Member Functions inherited from chrono::vehicle::ChPart | |
| ChPart (const std::string &name) | |
| Construct a vehicle subsystem with the specified name. | |
| void | AddMass (double &mass) |
| Add this subsystem's mass. More... | |
| void | AddInertiaProperties (ChVector<> &com, ChMatrix33<> &inertia) |
| Add this subsystem's inertia properties. More... | |
| virtual void | Create (const rapidjson::Document &d) |
| Create a vehicle subsystem from JSON data. More... | |
| void | ExportBodyList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChBody >> bodies) const |
| Export the list of bodies to the specified JSON document. | |
| void | ExportShaftList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChShaft >> shafts) const |
| Export the list of shafts to the specified JSON document. | |
| void | ExportJointList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChLink >> joints) const |
| Export the list of joints to the specified JSON document. | |
| void | ExportCouplesList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChShaftsCouple >> couples) const |
| Export the list of shaft couples to the specified JSON document. | |
| void | ExportMarkerList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChMarker >> markers) const |
| Export the list of markers to the specified JSON document. | |
| void | ExportLinSpringList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChLinkTSDA >> springs) const |
| Export the list of translational springs to the specified JSON document. | |
| void | ExportRotSpringList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChLinkRSDA >> springs) const |
| Export the list of rotational springs to the specified JSON document. | |
| void | ExportBodyLoadList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChLoadBodyBody >> loads) const |
| Export the list of body-body loads to the specified JSON document. | |
Additional Inherited Members | |
| Public Types inherited from chrono::vehicle::ChTransmission | |
| enum | DriveMode { DriveMode::FORWARD, DriveMode::NEUTRAL, DriveMode::REVERSE } |
| Driving modes. More... | |
| enum | Mode { Mode::AUTOMATIC, Mode::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... | |
| Static Protected Member Functions inherited from chrono::vehicle::ChPart | |
| static void | RemoveVisualizationAssets (std::shared_ptr< ChPhysicsItem > item) |
| Erase all visual shapes from the visual model associated with the specified physics item (if any). | |
| static void | RemoveVisualizationAsset (std::shared_ptr< ChPhysicsItem > item, std::shared_ptr< ChVisualShape > shape) |
| Erase the given shape from the visual model associated with the specified physics item (if any). | |
| Protected Attributes inherited from chrono::vehicle::ChTransmission | |
| Mode | m_mode |
| transmission mode (automatic or manual) | |
| DriveMode | m_drive_mode |
| drive mode (neutral, forward, or reverse) | |
| 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_initialized |
| specifies whether ot not the part is fully constructed | |
| bool | m_output |
| specifies whether or not output is generated for this subsystem | |
| std::shared_ptr< ChPart > | m_parent |
| parent subsystem (empty if parent is vehicle) | |
| double | m_mass |
| subsystem mass | |
| ChMatrix33 | m_inertia |
| inertia tensor (relative to subsystem COM) | |
| ChFrame | m_com |
| COM frame (relative to subsystem reference frame) | |
| ChFrame | m_xform |
| subsystem frame expressed in the global frame | |
Member Function Documentation
◆ GetOutputDriveshaftTorque()
|
overridevirtual |
Return the transmission output torque on the driveshaft.
This is the torque that is passed to the driveline subsystem, thus providing the interface between the powertrain and vehicle systems.
Implements chrono::vehicle::ChTransmission.
◆ GetOutputMotorshaftSpeed()
|
overridevirtual |
Return the transmission output speed of the motorshaft.
This represents the output from the transmision subsystem that is passed to the engine subsystem.
Implements chrono::vehicle::ChTransmission.
◆ SetTorqeConverterTorqueRatioMap()
|
protectedpure virtual |
Set the torque ratio map.
Specify torque ratio as a function of the speed ratio.
Implemented in chrono::vehicle::duro::Duro_AutomaticTransmissionShafts, chrono::vehicle::hmmwv::HMMWV_AutomaticTransmissionShafts, chrono::vehicle::m113::M113_AutomaticTransmissionShafts, chrono::vehicle::marder::Marder_AutomaticTransmissionShafts, chrono::vehicle::mrole::mrole_AutomaticTransmissionShafts, chrono::vehicle::fmtv::FMTV_AutomaticTransmissionShafts, and chrono::vehicle::AutomaticTransmissionShafts.
◆ SetTorqueConverterCapacityFactorMap()
|
protectedpure virtual |
Set the capacity factor map.
Specify the capacity factor as a function of the speed ratio.
Implemented in chrono::vehicle::duro::Duro_AutomaticTransmissionShafts, chrono::vehicle::hmmwv::HMMWV_AutomaticTransmissionShafts, chrono::vehicle::m113::M113_AutomaticTransmissionShafts, chrono::vehicle::marder::Marder_AutomaticTransmissionShafts, chrono::vehicle::mrole::mrole_AutomaticTransmissionShafts, chrono::vehicle::fmtv::FMTV_AutomaticTransmissionShafts, and chrono::vehicle::AutomaticTransmissionShafts.
The documentation for this class was generated from the following files:
- /builds/uwsbel/chrono/src/chrono_vehicle/powertrain/ChAutomaticTransmissionShafts.h
- /builds/uwsbel/chrono/src/chrono_vehicle/powertrain/ChAutomaticTransmissionShafts.cpp
