Abstract: A driveline including a motor/generator configured to receive power from an engine and output power to a tractive element, an accessory drive configured to receive power from the engine and output power to an accessory, and an energy storage system including a battery, the energy storage system electrically coupled to the motor/generator and the accessory drive. The driveline is operable in a charge mode with the motor/generator and the accessory drive providing electrical power to the energy storage system. The driveline is operable in a silent mobility mode with the energy storage system providing electrical power to the motor/generator and the accessory drive to operate the military vehicle.

Abstract: A military vehicle including a chassis, an engine, a motor/generator, and an energy storage system. The chassis including a passenger capsule including a rear wall, and a rear module coupled to the passenger capsule. The rear module including a rear subframe assembly, a left rear wheel well, a right rear wheel well, and a bed. The engine coupled to the chassis for providing mechanical power to the military vehicle and the motor/generator coupled to the engine. The energy storage system including a lower support coupled to the bed, a lower isolator mount coupled to the lower support, a battery electrically coupled to the motor/generator and coupled to the isolation mounts such that the weight of the battery is supported via the lower isolator mount and the lower support, a bracket coupled to the battery, and an upper isolator mount coupling the bracket to the rear wall of the passenger capsule.

Abstract: A military vehicle includes a chassis, a front axle, a rear axle, an energy storage system, a first driver, a transmission, and a second driver. The chassis includes a passenger capsule, a front module coupled to the passenger capsule, and a rear module coupled to the passenger capsule. The passenger capsule defines a tunnel extending longitudinally along a bottom thereof. The front axle is coupled to the front module. The rear axle is coupled to the rear module. The first driver is supported by the front module. The transmission is positioned within the tunnel and coupled to the front axle and/or the rear axle. The second driver is at least partially positioned within the tunnel and positioned between the first driver and the transmission. The second driver includes a motor/generator coupled to the transmission and a clutch positioned to selectively couple the first driver to the motor/generator.

Abstract: 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 a first driver including an engine, an energy storage system, an accessory drive coupled to the engine, a transmission coupled to at least one of the front axle or the rear axle, and a second driver coupled to the engine and the transmission. The accessory drive includes a plurality of accessories and a first motor. The first motor is electrically coupled to the energy storage system. The second driver includes a second motor electrically coupled to the energy storage system.

Abstract: An electrified fire fighting vehicle includes a chassis, a cab, a body assembly rearward of the cab, a front axle, a rear axle, an energy storage system, a pump system, an engine, a clutch coupled to the engine, an accessory drive coupled to the clutch, an electromechanical transmission electrically coupled to the energy storage system, and a thermal management system configured to thermally regulate the energy storage system and the electromechanical transmission. The pump system includes a pump configured to pump a fluid from a fluid source to a fluid outlet. The clutch is coupled to the engine. The electromechanical transmission includes a first interface coupled to the accessory drive, a second interface coupled to the pump, and a third interface coupled to at least one of the front axle or the rear axle. The electromechanical transmission is selectively driven by the engine through the clutch and the accessory drive.

Abstract: An electrified fire fighting vehicle includes a chassis, a cab coupled to the chassis, a body coupled to the chassis rearward of the cab, a front axle coupled to the chassis, a rear axle coupled to the chassis, an energy storage system coupled to the chassis and positioned rearward of the cab, a pump system positioned between the cab and the body, and an electromagnetic device. The electromagnetic device is electrically coupled to the energy storage system. The electromagnetic device is coupled to (i) the pump system and (ii) at least one of the front axle or the rear axle. The electromagnetic device is configured to receive electrical power from the energy storage system and provide a mechanical output to selectively drive (i) the pump system and (ii) the at least one of the front axle or the rear axle.

Abstract: 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.

Abstract: A driveline for a military vehicle includes a driver. The driver includes a housing, a motor/generator, and a clutch. The housing includes an engine mount configured to couple to an engine and a backing plate configured to couple to a transmission. The motor/generator is disposed within the housing and configured to couple to an input of the transmission. The clutch is disposed within the housing and coupled to the motor/generator. The clutch is configured to selectively couple an output of the engine to the motor/generator. The clutch is spring-biased into engagement with the engine and pneumatically disengaged by an air supply selectively provided thereto.

Abstract: A driveline for a military vehicle includes a driver. The driver includes a housing, a motor/generator, and a clutch. The housing includes an engine mount configured to couple to an engine and a backing plate configured to couple to a transmission. The motor/generator is disposed within the housing and configured to couple to an input of the transmission. The clutch is disposed within the housing and coupled to the motor/generator. The clutch is configured to selectively couple an output of the engine to the motor/generator. The clutch is spring-biased into engagement with the engine and pneumatically disengaged by an air supply selectively provided thereto.

Abstract: A driveline including a motor/generator configured to receive power from an engine and output power to at least one of a tractive element or an accessory, an energy storage system including a battery configured to be supported by a rear module of a vehicle, the energy storage system electrically coupled to the motor/generator to selectively receive electrical power from the motor/generator and provide electrical power to the motor/generator, wherein the driveline is operable in a silent mobility mode with the energy storage system providing power to the motor/generator to operate the vehicle.

Abstract: A front end accessory drive (FEAD) for a military vehicle. The FEAD includes a first belt, a second belt, multiple accessories, an electric motor-generator, at least one other accessory, and a sprag clutch. The accessories and the electric motor-generator are coupled with the first belt. The at least one other accessory, the first belt, and the second belt are coupled with the sprag clutch. The second belt is configured to couple with an output shaft of an engine of the military vehicle and be driven by the output shaft of the engine to drive the sprag clutch. The sprag clutch is thereby configured to drive the at least one other accessory and the first belt, and the first belt is thereby configured to drive the plurality of accessories, and the electric motor-generator.

Abstract: A driveline for a military vehicle includes an engine, an energy storage system, an accessory drive coupled to the engine, a transmission configured to couple to at least one of a front axle or a rear axle of the military vehicle, 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 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 a plurality of modes including an engine-only mode and an electric-only mode.

Abstract: A military vehicle including a chassis, an engine, a motor/generator, and an energy storage system. The chassis including a passenger capsule and a rear module coupled to the passenger capsule. The passenger capsule includes a rear subframe assembly, a left rear wheel well, a right rear wheel well, and a bed. The engine is coupled to the chassis for providing mechanical power to the military vehicle and the motor/generator is coupled to the engine. The energy storage system including a battery coupled to the rear module between the left rear wheel well and the right rear wheel well, the energy storage system electrically coupled to the chassis and 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.

Abstract: A vehicle includes a chassis and an electric axle coupled to the chassis. The electric axle includes an electric motor, a first tractive element coupled to the electric motor and configured to be driven by the electric motor to propel the vehicle, and a power take off (PTO) shaft coupled to the electric motor. The vehicle further includes at least one of (a) an accessory coupled to the PTO shaft and configured to be driven by the electric motor or (b) an axle assembly including a second tractive element coupled to the PTO shaft and configured to be driven by the electric motor to propel the vehicle.