Abstract: An agricultural working machine, method, and power take-off transmission are provided. The agricultural working machine includes an internal combustion engine, at least one power take-off, and an arrangement for dynamically adjusting at least one of a speed and a torque of the PTO. The arrangement includes an electric machine and a transmission summing the driving force of the internal combustion engine and the electric machine. The transmission includes at least two gear elements that are magnetically coupled.

Abstract: A power-split gearbox device in an agricultural work vehicle. The gearbox device includes a compounded gearbox, an electrical variator for the continuous varying of a ratio of the compounded gearbox, and a gearbox with an adjustable ratio to connect a drive motor with a propulsion of the work vehicle.

Abstract: A powertrain system includes an input element, an output element, and a magnetic transmission stage disposed directly at the output element. The magnetic transmission stage includes a first rotor with a first number of pole pairs, a second rotor with a second number of pole pairs, the second number of pole pairs being different from the first number of pole pairs, a third rotor with a number of pole bars arranged such that the magnetic field between the first and second pole pairs is modulated. A mechanical transmission stage is disposed between the magnetic transmission stage and the input element in the powertrain, and a control means controls a power flow between the input element and the output element. The control means is connected to a rotor of the magnetic transmission stage and to a shaft of the mechanical transmission stage.

Abstract: A vehicle, system, and method for dynamic adjustment of a lead of an axle of a vehicle having a combustion engine for all-wheel drive of a front axle and a rear axle is provided. The system includes an electric motor and a summing gear configured to sum a drive power of the combustion engine and the electric motor. The summing gear has at least two gear elements. The at least two gear elements are magnetically coupled.

Abstract: A group manual transmission has an input shaft and an output shaft, on which gears of gear pairs of at least two switch groups are coaxially arranged, wherein the input shaft can be brought into a drive-connection with the output shaft via a gear pair of a switch group. A coupling shaft is provided, which is non-rotatably connected with a coupling-switch device for the acceptance of several switching positions. In a coupling-switching position, the coupling shaft is drive-connected with a gear pair of a switch group via the coupling-switch device for the transfer of a power flow via the coupling shaft to the output shaft. In an interruption-switching position, the drive connection between the coupling shaft and this gear pair is interrupted.

Abstract: A differential arrangement having a gear stage that includes at least one input element and at least two output elements is provided. The at least one output element is connected to at least one electrical device in order to distribute torque.

Abstract: Arrangement for the stator cooling of an electric motor, comprising a stator lamination package with a large number of axial stator laminations lined up axially, next to one another, and several axial winding grooves in the stator lamination package for the holding of corresponding stator windings. In accordance with the invention, a radial recess formed in one of the stator laminations leads into each of the winding grooves, wherein the radial recess communicates with a cooling liquid conduit provided on the stator lamination package for the delivery of cooling liquid.

Abstract: A method of shifting ranges within a transmission is provided. The method of an embodiment includes determining an intention to change from a first mode to a second mode in the transmission, determining the first mode of the transmission, which includes a first range clutch in an engaged condition and a first synchronizer in a first engaged condition, determining the second mode of the transmission, which includes a second range clutch in an engaged condition and a second synchronizer in a first engaged condition, engaging the second synchronizer in the first engaged condition, disengaging the first range clutch, engaging the second range clutch, and disengaging the first synchronizer from the first engaged condition.

Abstract: An infinitely variable transmission (IVT) includes a double planetary gearset with first, second, and third transmission components. The IVT includes a single planetary gearset with fourth, fifth, and sixth transmission components. In one mode, a first set of clutches is engaged, allowing transmission of engine power to the first transmission component, and allowing transmission of IVP power between a second IVP machine and the second transmission component. The third transmission component combines the engine power and the IVP power into first combined power that is transmitted from the third transmission component to the fourth transmission component. The fifth transmission component transmits return power to an engine shaft, and the sixth transmission component combines the first combined power and the return power into second combined power that is output to an output shaft for rotating the output shaft at a range of rotational speeds.

Abstract: A method for determining a contact force on a utility vehicle includes providing the utility vehicle with a first wheel axle and a second wheel axle, determining a drive slip of the second wheel axle, and a road surface-specific determination data set associated with a traction coefficient in dependence on the drive slip, and determining the contact force on the second wheel axle based on the drive slip of the second wheel axle and the road surface-specific determination data set.

Abstract: A method for controlling the driving of at least one drive axle on a trailer of a traction vehicle-trailer combination includes determining a target drive power for the drive axle of the trailer as a function of a distribution of contact forces on the trailer or on the traction vehicle, or as a function of a traction drive power for the traction vehicle. The method further includes providing drive control signals for controlling an electrical drive for the drive axle of the trailer. The drive control signals are derived from the determined target drive power.

Abstract: In accordance with an example embodiment, a transmission may include a first mode in which a low range clutch is engaged and a first synchronizer is in a first engaged condition causing an output shaft to rotate relative to a first range shaft based upon a ratio of a first range gear to a second range gear. The transmission may include a second mode in which a high range clutch is engaged and a second synchronizer is in a first engaged condition causing the output shaft to rotate relative to a second range shaft based upon a ratio of the first range gear to the second range gear. A shift from the first mode to the second mode includes engaging the second synchronizer in the first engaged condition before disengaging the low range clutch and engaging the high range clutch.

Abstract: A system is provided for liquid cooling of an electric motor generator unit. The electric motor generator unit includes a magnetic air gap running between a stator and a rotor, wherein for the cooling of the electric motor generator unit, the air gap is acted on with cooling liquid supplied from the outside. A control device adapts the pressure or the volume flow of the supplied cooling liquid as a function of a determined actual value of an operating temperature variable of the electric motor generator unit.

Abstract: An energy management system for an agricultural vehicle arrangement includes an electric power supply unit for the supply of a large number of electrical consumers with electric power, and a consumption monitoring unit for the determination of a total energy demand dependent on an actual operating state of the electrical consumers. The consumption monitoring unit undertakes an estimate of the electric power supply available from the electric power supply unit and compares it to the determined total electric power demand in order to reduce the electric power supply to the electrical consumers as a function of assigned supply priorities when the available electric power supply is exceeded by the determined total energy demand. The consumption monitoring unit undertakes a dynamic adaptation of the supply priorities as a function of a changing cooling demand of a vehicle unit that is cooled by means of at least one of the electrical consumers.

Abstract: A range-shift transmission has a range input shaft, on which gear wheels of gear pairs of at least two range groups are arranged coaxially. The range input shaft is drivingly connected to a range output shaft via a gearwheel pair of a range group. The range-shift transmission has a second input shaft arranged coaxially and rotatably relative to the range input shaft.

Abstract: An infinitely variable transmission (IVT) provides a plurality of transmission modes. At least one mode is a serial mode and at least one other mode is a split-path mode. The serial mode may provide a powered zero and creeper ground speeds. The split-path mode(s) may provide higher field speeds.

Abstract: A generator unit is provided for attachment to an agricultural work vehicle with a gear module and a generator module. The gear for the driving of the generator module is connected in a drive system with the generator module, and the gear module and the generator module are hydraulically connected with one another via an integrated cooling and lubricating agent circuit.

Abstract: A power train arrangement for a work vehicle with an engine may include an infinitely variable power source (“IVP”). An energy storage device may be configured to receive energy from the IVP for storage and to provide stored energy from the energy storage device to power one or more components of the IVP. A transmission may be configured to relay power from the engine and from the one or more components of the IVP to other components of the vehicle. A transient power event may be identified, during which a present operating state of the engine does not provide sufficient power for operations of the work vehicle. The energy storage device may be caused to provide stored energy to power the one or more components of the IVP source and thereby to provide power to the transmission.

Abstract: A PTO transmission includes a PTO control system, an input shaft, a first output shaft, a parallel intermediate shaft, a second output shaft coaxially disposed with respect to the first output shaft, four gear pairs disposed so that the input shaft comprises two gears, the first output shaft comprises three gears, the intermediate shaft comprises two gears, and the second output shaft comprises one gear. Two gear pairs are in engagement between the input shaft and the first output shaft, one gear pair is in engagement between the first output shaft and the intermediate shaft, and one gear pair is in engagement between the input shaft and the second output shaft. At least one gear of each gear pair is shiftable.

Abstract: A powertrain system includes an input element, an output element, and a magnetic transmission stage disposed directly at the output element. The magnetic transmission stage includes a first rotor with a first number of pole pairs, a second rotor with a second number of pole pairs, the second number of pole pairs being different from the first number of pole pairs, a third rotor with a number of pole bars arranged such that the magnetic field between the first and second pole pairs is modulated. A mechanical transmission stage is disposed between the magnetic transmission stage and the input element in the powertrain, and a control means controls a power flow between the input element and the output element. The control means is connected to a rotor of the magnetic transmission stage and to a shaft of the mechanical transmission stage.