The embodiments disclose a method including separating kinetic speed from energy using a transmission platform, directing energy in the kinetic form at a predetermined speed from 0 to 100%, employing the transmission platform with fewer pieces to increase overall efficiency at a lower cost to produce, and integrating the transmission platform with combustion engines and electric motors to achieve more efficiency and greater performance.

An energy storage system for a military vehicle includes a lower support, a battery supported on the lower support, a bracket coupled to the battery, and an upper isolator mount coupled between the bracket and a wall. The upper isolator mount is configured to provide front-to-back vibration isolation of the battery relative to the wall.

The present invention relates to a method to control a hybrid powertrain, comprising a combustion engine, an electric machine, a gearbox with input shaft and output shaft, wherein the combustion engine and the electric machine are connected to the input shaft. The method comprises the following steps: a) disconnecting the combustion engine from the input shaft with a coupling device, b) engaging a starting gear in the gearbox, which starting gear is higher than the gear at which the combustion engine's torque at idling speed is able to operate the input shaft, c) generating a torque in the input shaft with the electric machine, d) accelerating the electric machine, and e) connecting the combustion engine to the input shaft with the coupling device when the electric machine has reached substantially the same rotational speed as the combustion engine. The invention also relates to a hybrid powertrain and a vehicle.

An energy storage system for a military vehicle includes a lower support, a battery supported on the lower support, a bracket coupled to the battery, and an upper isolator mount coupled between the bracket and a wall. The upper isolator mount is configured to provide front-to-back vibration isolation of the battery relative to the wall.

Provided is a power drive system for a hybrid power vehicle, including an engine, a hybrid power module, and a dual input shaft speed change mechanism, wherein the hybrid power module consists of a motor, a composite planetary gear mechanism, a clutch, and a brake; the composite planetary gear mechanism is provided with at least four rotating shafts which are respectively connected to a rotor of the motor, a power output shaft of the engine, and a first input shaft and a second input shaft of the dual input shaft speed change mechanism; the brake is disposed on the power output shaft of the engine; and the clutch is disposed between any two of the four rotating shafts of the composite planetary gear mechanism.

A military vehicle including an engine coupled to the chassis for providing mechanical power to the military vehicle, a motor/generator coupled to the engine, and an energy storage system including a battery electrically coupled to the motor/generator. The military vehicle is operable in a silent mobility mode with the engine inactive and the energy storage system providing power to the motor/generator to operate the military vehicle. The motor/generator and the battery are sized such that electrical power generation through engine drive of the motor/generator is greater than the power depletion through operation of the military vehicle in the silent mobility mode. The motor/generator can charge the energy storage system while the military vehicle is driving or stationary.

A military vehicle includes a chassis, a front end accessory drive (FEAD), and circuitry. The chassis includes an engine and an integrated motor generator (IMG). The FEAD includes multiple accessories and an electric motor-generator. The circuitry is configured to operate the military vehicle according to different modes. The circuitry is configured to receive a user input indicating a selected mode of the modes, and operate the chassis and the FEAD of the military vehicle according to the selected mode. The modes include an engine mode and an electric mode. In the engine mode, the engine drives the FEAD and the tractive elements of the military vehicle through the IMG for transportation. In the electric mode, the engine is shut off to reduce a sound output of the military vehicle and the IMG drives the tractive elements of the military vehicle for transportation and the electric motor-generator drives the FEAD.

A hybrid vehicle (HEV) provides an improved sensation of acceleration. An example method for controlling an engine of an HEV which includes a first motor directly connected to an engine and a second motor located at an input side of a transmission, may include determining a requested torque, determining a compensation torque for compensating an acceleration loss in a shift process based on the requested torque, a torque of the second motor, a torque of the engine and information on the shift, determining an available torque of the first motor, and determining a final torque of the first motor based on the compensation torque and the available torque.

The invention relates to a torque overlay device for use in a hybrid drive system for motor vehicles having an internal combustion engine, an electric motor and the torque overlay device, wherein a torque of the internal combustion engine and of the electric motor are overlaid using the torque overlay device. The torque overlay device is connected, on the output side, to a driven element of the vehicle, and includes a first and a second torque input and a torque output, as well as a first transmission device and a second transmission device. The electric motor can be coupled to the first torque input in a torque-resistant manner, and the internal combustion engine can be coupled to the second torque input in a torque resistant manner, where the first torque input is connected to the first transmission device and the second torque input is connected to the second transmission device, both in a torque-resistant manner. In addition, the transmission devices may each be coupled, on the driven side, to the torque output of the torque overlay device in a torque-resistant manner.

A military vehicle includes a chassis, a front axle coupled to the chassis, a rear axle coupled to the chassis, and a driveline. The driveline includes an engine, an energy storage system, a front end accessory drive positioned in front of and coupled to the engine, a transmission coupled to at least one of the front axle or the rear axle, a second motor coupled to the transmission and electrically coupled to the energy storage system, and a clutch positioned between the engine and the second motor. The front end accessory drive includes an air compressor and a first motor. The first motor is electrically coupled to the energy storage system. The clutch is spring-biased into engagement with the engine and pneumatically disengaged by an air supply selectively provided thereto based on operation of the air compressor. The driveline is operable in an engine-only mode and an electric-only mode.