An electrified vehicle include a chassis, a front axle coupled to the chassis, a rear axle coupled to the chassis, an electric motor supported by the chassis, and a trailer coupled to a rear end of the chassis and configured to be towed by the electrified vehicle. The electric motor is configured to drive at least one of the front axle, the rear axle, or a component of the electrified vehicle. The trailer includes a trailer frame, a trailer axle coupled to the trailer frame, and an energy storage device supported by the trailer frame. The energy storage device includes a plurality of batteries. The energy storage device configured to power the electric motor.

A front part assembly for a mobility device, a front-part-integrated assembly including the same, and a process of assembling the same are disclosed. The front part assembly includes a bumper, a fender, and a hood, which are integrally formed, wherein the bumper and the fender are connected to each other to define an internal space therebetween, and the hood is rotatably connected at a front end thereof to the bumper such that a rear end of the hood is rotated vertically to open and close the internal space. The front-part-integrated mobility device includes the front part assembly and a frame, which is coupled to the front part assembly and is coupled to a cowl and a rear fender. The method includes rotating the hood to open the internal space, coupling the front part assembly to the frame, and rotating the hood to close the internal space.

A front part assembly for a mobility device, a front-part-integrated assembly including the same, and a process of assembling the same are disclosed. The front part assembly includes a bumper, a fender, and a hood, which are integrally formed, wherein the bumper and the fender are connected to each other to define an internal space therebetween, and the hood is rotatably connected at a front end thereof to the bumper such that a rear end of the hood is rotated vertically to open and close the internal space. The front-part-integrated mobility device includes the front part assembly and a frame, which is coupled to the front part assembly and is coupled to a cowl and a rear fender. The method includes rotating the hood to open the internal space, coupling the front part assembly to the frame, and rotating the hood to close the internal space.

This application provides a motor, including a stator core and a motor housing provided with a distribution groove, a liquid inlet channel, and a liquid outlet channel. The distribution groove is provided on an inner wall of the motor housing, the liquid inlet channel is in communication with the distribution groove and an outer space of the motor housing, and the liquid outlet channel is in communication with an inner cavity and the outer space of the motor housing. An outer wall of the stator core is provided with a stator groove. The stator groove is in communication with both the distribution groove and the liquid outlet channel. The liquid inlet channel, the distribution groove, the stator groove, and the liquid outlet channel are in communication to form a coolant channel.

This application provides a motor, including a stator core and a motor housing provided with a distribution groove, a liquid inlet channel, and a liquid outlet channel. The distribution groove is provided on an inner wall of the motor housing, the liquid inlet channel is in communication with the distribution groove and an outer space of the motor housing, and the liquid outlet channel is in communication with an inner cavity and the outer space of the motor housing. An outer wall of the stator core is provided with a stator groove. The stator groove is in communication with both the distribution groove and the liquid outlet channel. The liquid inlet channel, the distribution groove, the stator groove, and the liquid outlet channel are in communication to form a coolant channel.

A device (1) for cooling and lubricating components of a vehicle (2) may include a housing (3), a coolant sump (4), a coolant pump (5) for pumping coolant (6) from the coolant sump (4), a heat exchanger (7) for cooling coolant (6) from the coolant pump (5), and a coolant line system (8) including a coolant reservoir (9) having a single coolant inlet (10) and multiple coolant outlets (11.1, 11.2, 11.3, 11.4, 11.5). The coolant line system (8) fluidically connects the coolant pump (5) to the heat exchanger (7), and the heat exchanger (7) to the single coolant inlet (10) of the coolant reservoir (9). The coolant reservoir (9) receives coolant (6) from the heat exchanger (7) via the single coolant inlet (10) and directs coolant (6) via the multiple coolant outlets (11.1, 11.2, 11.3, 11.4, 11.5) onto components in the housing (3) requiring cooling and lubrication.

Lightweight high-efficiency, high temperature electric drive system is disclosed herein. An example electric drive system including an electric motor including an output shaft. The example electric drive system including power electronics electrically coupled to the electric motor, wherein the power electronic include an inverter. The example electric drive system including a gearbox coupled to the output shaft. The example electric drive system including a first heat exchanger coupled to a surface of the electric motor, the first heat exchanger including coolant. The example electric drive system including a second heat exchanger coupled to a surface of the power electronics, the second heat exchanger including the coolant.

A control apparatus for a vehicle cooling apparatus that includes: a PCU cooling unit for cooling a power control unit controlling an electric motor; a T/A cooling unit for cooling a drive-force transmitting apparatus including the electric motor; and a heat exchanger for transferring heat between the PCU cooling unit and the T/A cooling unit. The T/A cooling unit includes a first pump for circulating a refrigerant of the T/A cooling unit, while the PCU cooling unit includes a second pump for circulating a refrigerant of the PCU cooling unit. The control apparatus includes a controlling portion configured to cause the first pump to be driven when a temperature of the power control unit is higher than a threshold temperature value and a temperature of the refrigerant of the PCU cooling unit is higher than a temperature of the refrigerant of the T/A cooling unit.

To provide a vehicle, vehicle motion performance of which can be made high by downsizing a drive unit having an engine and a motor. A drive unit for vehicle travel has the engine and the motor. The motor is arranged adjacent to a rear side of the engine. In a housing of the motor, parts of oil control valves and motor cooling oil paths, through each of which motor cooling oil flows, are provided. The motor cooling oil flowing through first motor cooling oil paths exchanges heat with engine oil in a first heat exchanger. The motor cooling oil flowing through second motor cooling oil paths exchanges heat with an engine cooling coolant in a second heat exchanger.

To provide a vehicle, vehicle motion performance of which can be made high by downsizing a drive unit having an engine and a motor. A drive unit for vehicle travel has the engine and the motor. The motor is arranged adjacent to a rear side of the engine. In a housing of the motor, parts of oil control valves and motor cooling oil paths, through each of which motor cooling oil flows, are provided. The motor cooling oil flowing through first motor cooling oil paths exchanges heat with engine oil in a first heat exchanger. The motor cooling oil flowing through second motor cooling oil paths exchanges heat with an engine cooling coolant in a second heat exchanger.