Cummins Inc.
Electric drive vehicle with low speed creep
Last updated:
Abstract:
Systems and methods to control the vehicle speed of a vehicle includes a controller communicatively coupled to a motor and a brake mechanism. The controller is structured to receive an indication of a desired change in the vehicle speed, activate a motor speed governor responsive to the brake mechanism being in a released state, adjust an output torque responsive to the vehicle speed, wherein as a load corresponding to the motor increases the vehicle speed decreases.
Status:
Grant
Type:
Utility
Filling date:
20 Dec 2017
Issue date:
15 Mar 2022