A method for controlling a machine during a transition from a service brake state to a parking brake includes receiving, by a control module, a request for activating a parking brake assembly. The method also includes transmitting, by the control module, control signals for activating a set of first brakes associated with a service brake assembly, a set of second brakes associated with the service brake assembly, and a clutch assembly. The method further includes controlling, by the control module, the set of first brakes for deactivating the set of first brakes. The method includes controlling, by the control module, the parking brake assembly for activating the parking brake assembly. The method also includes controlling, by the control module, the set of second brakes for deactivating the set of second brakes. The method further includes controlling, by the control module, the clutch assembly for deactivating the clutch assembly.

A method for shifting a transmission in a machine. The method includes detecting a request for a directional shift of the transmission and determining a ground speed of the machine in response to the request. The method further includes overriding the request if the ground speed is above a ground speed threshold. Further, the method includes preparing the machine for the directional shift by limiting an output speed of a power source of the machine and by issuing a command to a brake unit of the machine to reduce the ground speed of the machine. Furthermore, the method includes validating and raising the request to the transmission to execute the directional shift if the ground speed is below the ground speed threshold.

A power transmission device includes an input shaft, an output shaft, a differential device, a continuously variable transmission unit, and a control device. The differential device includes a first rotation element connected to the input shaft, a second rotation element connected to the output shaft, and a third rotation element. The continuously variable transmission unit includes a conversion unit configured to convert rotational power of the third rotation element into an other power, and a reconversion unit configured to reconvert the converted other power into the rotational power and supply the reconverted rotational power to the output shaft. The control device includes a continuously variable transmission control unit configured to generate a control signal of the continuously variable transmission unit such that the other power generated by the conversion unit exceeds the other power input to the reconversion unit.

A system, method, and apparatus can provide control signaling to control one or more autonomous machines during a plurality of predefined periods of time. Each of the one or more autonomous machines can be controlled according to a maximized productivity level for each task performed by the autonomous machine while at the same time generating sound during performance of the task at the maximized productivity level no louder than respective maximum noise limit levels specific for the plurality of predefined periods of time.

Embodiments of the present disclosure relate to a method and apparatus for controlling vehicle driving. The method includes: generating a global path of a driving site of a vehicle; executing following controlling: generating a local path of a site in front of a current position of the vehicle based on the global path, the local path following a direction of the global path, controlling the vehicle to drive along the local path until reaching an end point of the local path, determining whether the vehicle reaches an end point of the global path, and terminating the controlling if the vehicle reaches the endpoint of the global path; and continuing, in response to determining the vehicle failing to reach the end point of the global path, executing the controlling.

A compaction device for compacting a soil region includes at least one vibration unit and/or oscillation unit able to be driven by an electric drive motor. A soil contacting unit comprises at least one soil contacting element in contact with the soil region. The soil contacting unit comprises at least the electric drive motor and the vibration unit and/or the oscillation unit. At least one power supply unit supplies the electric drive motor with electric drive power. At least one electric plug device for releasably and electrically connecting the electric drive motor is provided between the electric drive motor and the power supply unit. At least one fixing device for releasably and mechanically fixing to the power supply unit is provided between the soil contacting element of the soil contacting unit and the power supply unit.

A vehicle includes a chassis, an engine coupled to the chassis, a power source coupled to the chassis, and a track assembly. The track assembly includes an electric motor coupled to the chassis, a first drive wheel coupled to the electric motor and pivotally coupled to the chassis, a second drive wheel coupled to the engine and pivotally coupled to the chassis, and a track engaging the first drive wheel and the second drive wheel. The engine is configured to provide mechanical energy to the second drive wheel to drive the track and propel the vehicle. The electric motor is configured to receive electrical energy from the power source and provide mechanical energy to the first drive wheel to drive the track and propel the vehicle.

A construction machine includes a system and method for performing a lockout or stand down of the machine to prohibit movement of the machine or one or more components of the machine, without shutting down the machine. Information about the status of the machine or a component thereof can be collected and relayed to an electronic control module (ECM) to determine whether to lockout the construction machine. If appropriate, the ECM can command lockout to an electrical component of the machine or component to prohibit movement of the machine or component until the lockout is released.

A navigation system for a host vehicle is provided. The system may comprise at least one processing device programmed to receive, from a camera, a plurality of images representative of an environment of the host vehicle; analyze the plurality of images to identify at least one vehicle-induced occlusion zone in an environment of the host vehicle; and cause a navigational change for the host vehicle based, at least in part, on a size of a target vehicle that induces the identified occlusion zone.

The disclosure relates to a method for operating a drive train of a working machine, wherein a traction drive of the drive train is driven by an electric traction motor via a transmission and wherein, when a gear stage of the transmission is changed, a rotational speed of the traction motor is synchronised with the gear stage being engaged. The method according to the disclosure further includes a computational model of the traction motor that is used for the rotational speed synchronisation. The model, taking into account a moment of inertia of the traction motor, describes a torque to be delivered for the rotational speed synchronisation. The disclosure further relates to a corresponding drive train and to a working machine.