Back to results
US 7,101,310 B2Granted
Model-based control for torque biasing system
AssigneeMagna Powertrain USA, Inc.
InventorsWilliam E. Smith, Eric A Bansbach
Life of this patent
Estimating the term…
Abstract
A method of controlling a torque biasing system includes determining a torque command, calculating a torque error based on the torque command and a model-based torque. A control signal is generated based on the torque error and the torque biasing system is operated based on the control signal.
Claims32
A torque biasing system, comprising:
- a clutch pack;
- a motor that manipulates engagement of said clutch pack based on a control signal;
- and
- a control module that generates said control signal based on a torque command and a calculated torque, wherein said calculated torque is based on a calculated interconnection position of said clutch pack and wherein said calculated interconnection position is based on a model of said torque biasing system.
1 more element
A torque biasing system comprising:
- a clutch pack;
- a motor that manipulates engagement of said clutch pack based on a control signal;
- and
- a control module that generates said control signal based on a torque command and a calculated torque, wherein said calculated torque is determined based on a model of said torque biasing system and wherein said motor includes a position sensor that generates an armature position signal, a temperature sensor that generates a temperature signal and a current sensor that generates a current signal, wherein said calculated torque is determined based on said armature position signal, said temperature signal and said current signal.
1 more element
A torque biasing system comprising:
- a clutch pack;
- a motor that manipulates engagement of said clutch pack based on a control signal;
- and
- a control module that generates said control signal based on a torque command and a calculated torque, wherein said calculated torque is determined based on a model of said torque biasing system and wherein said clutch pack includes a temperature sensor that generates a temperature signal, wherein said calculated torque is determined based on said temperature signal.
1 more element
A torque biasing system comprising:
- a clutch pack;
- a motor that manipulates engagement of said clutch pack based on a control signal;
- and
- a control module that generates said control signal based on a torque command and a calculated torque, wherein said calculated torque is determined based on a model of said torque biasing system, wherein said model of said torque biasing system includes a motor module, a clutch operator module and a clutch pack module, and wherein said clutch module determines said calculated torque and a resistance force based on a second position signal generated by said clutch operator module, clutch data, a clutch temperature and clutch kiss point data.
1 more element
A method of controlling a torque biasing system, comprising:
- generating a torque command;
- calculating an interconnection position of a clutch of said torque biasing system based on a model of said torque biasing system;
- determining a calculated torque based on said calculated interconnection position;
- determining a control signal based on said torque command and said calculated torque;
- and
- controlling said torque biasing system based on said control signal.
3 more elements
A method of controlling a torque biasing system, comprising:
- generating a torque command;
- determining a calculated torque based on a model of said torque biasing system;
- determining a control signal based on said torque command and said calculated torque;
- and
- controlling said torque biasing system based on said control signal,
- wherein said calculated torque is determined based on an armature position, a motor temperature and a motor current.
3 more elements
A method of controlling a torque biasing system, comprising:
- generating a torque command;
- determining a calculated torque based on a model of said torque biasing system;
- determining a control signal based on said torque command and said calculated torque;
- and
- controlling said torque biasing system based on said control signal,
- wherein said calculated torque is determined based on a clutch temperature.
3 more elements
A method of controlling a torque biasing system, comprising:
- generating a torque command;
- determining a calculated torque based on a model of said torque biasing system;
- determining a control signal based on said torque command and said calculated torque;
- and
- controlling said torque biasing system based on said control signal;
- and
- determining said calculated torque and a resistance force in a clutch model based on a second position signal generated by a clutch operator module, clutch data, a clutch temperature and kiss-point data.
4 more elements
A method of controlling a torque biasing system, comprising:
- determining a torque command;
- calculating a model-based torque based on a calculated interconnection position of a clutch of said torque biasing system;
- calculating a torque error based on said torque command and said model-based torque;
- generating a control signal based on said torque error;
- and
- operating said torque biasing system based on said control signal.
3 more elements
A controller for a torque biasing system including a clutch and a motor that manipulates engagement of said clutch via a clutch operator, the controller comprising:
- a motor control module that generates a motor control signal;
- a motor module that generates a calculated clutch operator position signal based on said motor control signal;
- a clutch operator module that generates a calculated clutch interconnection signal based on said calculated clutch operator position signal;
- a clutch module that generates a calculated torque signal based on said calculated clutch interconnection signal;
- wherein said motor control signal is based on said calculated torque signal.
2 more elements
Dependencies are inferred from the claim text.