An electric powered vehicle includes a motor for driving one or more wheels. The electric powered vehicle may include a body including a dash panel, a cowl disposed along an upper end of the dash panel and at least partly located forward of the dash panel, an electric unit located forward of the dash panel and supported by the body, and a connector connecting the electric unit and an intermediate portion of the cowl to each other.

A first electric power generation device configured to produce an accessory voltage according to a first instruction voltage. A second electric power generation device configured to produce the accessory voltage according to a second instruction. An electric control unit is configured to execute crank position stop control for stopping a crank of the engine at a target position when the engine is stopped by controlling the first electric power generation device such that a current is circulated in the first electric power generation device and the rotating electric machine generates braking torque. The electric control unit is configured to execute the crank position stop control in a state in which the second instruction voltage is equal to or higher than the first instruction voltage.

A battery-powered motor may include an electric motor, a controller, and a housing. The electric motor may be wound to enable the battery-powered motor to achieve a non-limited motor maximum motor revolutions per minute (RPM) for at least one specified battery. The controlling current may include limiting current to the electric motor at lower RPMs, and limiting the current to prevent the RPM of the electric motor from exceeding a limited maximum motor RPM which is lower than the non-limited motor maximum RPM. The housing may enclose the electric motor and the controller and the specified battery. The housing may have a form factor to engage with a machine that engages with an internal combustion engine that has a maximum engine RPM that is approximately the same as the limited maximum motor RPM.

Hybrid power train (1) with a low-voltage motor-generator (2), in particular with a 48V motor-generator (2), comprising: an internal combustion engine (3); a clutch (4) operatively connected to the internal combustion engine (3); a drive shaft (5) which at a first end portion is operatively connected to the clutch (4), and which at a second end portion is operatively connected to a gearbox; a low-voltage motor-generator (2) operatively connected to the drive shaft (5); an inverter unit (7) operatively connected to the low-voltage motor-generator (2); an electronic control unit (8); an electric power source (9) operatively connected to the inverter unit (7); wherein the low-voltage motor-generator (2) is arranged in a concentric manner around the drive shaft (5) in such a way as to form a driving connection between a rotor of the low-voltage motor-generator (2) and the drive shaft (5); wherein the low-voltage motor-generator (2), the inverter unit (7) the electric power source (9), and the gearbox are arranged entirely inside a bell housing (10) of the gearbox, and wherein the electronic control unit (8) comprises a) at least one controller arranged in the bellhousing (10) and no controller arranged out of the bellhousing (10); b) two or more controllers, wherein at least one controller is arranged in the bellhousing (10) and at least one controller is arranged out of the bellhousing (10); or c) at least one controller arranged out of the bellhousing (10) and no controller arranged in the bellhousing (10).

A method for configuring a battery for operation of at least two N-phase electric machines, in which a battery includes a plurality of energy modules, and the energy modules each have at least one energy cell and at least two power switches. A respective N-phase electric machine is assigned a respective group of the plurality of energy modules, and the assignment is carried out in accordance with an estimation of a respective energy consumption of the respective N-phase electric machines on the basis of a respective load of the respective N-phase electric machines which load is to be assumed.

A vehicle driving apparatus includes: a rotating machine; a cover covering the rotating machine and including a thick portion having a predetermined thickness in a direction of a rotation axis of the rotating machine; an oil pump attached to the cover; and a relief valve provided in the cover, and configured to discharge an oil supplied from the oil pump. The relief valve includes a cylinder room that is provided in the thick portion. The thick portion is provided with at least one cutout extending from an inner wall of the cylinder room in a direction substantially perpendicular to the rotation axis. The cover is provided with at least one rib each of which is disposed in a position opposed to a corresponding one of the at least one cutout and extends in the direction of the rotation axis.

An electric motor and inverter assembly (100) used in an electric vehicle or a hybrid electric vehicle to drive the vehicle's wheels to rotate is disclosed. The electric motor and inverter assembly comprises: an electric motor (300), which includes a housing including a main shell (310), an end cover (320) and a connecting cover (330), wherein a cooling passage is formed in a wall of the housing such that coolant is able to flow in the cooling passage, and an end cover (320) and a connecting cover (330) are respectively connected to opposite ends of the main shell; and an inverter, which includes a housing (210) in which a power element and/or an electrical device is received, wherein the housing of the inverter contacts the connecting cover such that an interface is defined between the connecting cover and the housing of the inverter, and the coolant flowing through the cooling passage is able to contact the interface.

A power transmission device for a hybrid vehicle may include: a cover part mounted on a vehicle body; two motor parts embedded in the cover part; two rotor parts mounted on the respective motor parts and rotated; a torsion damper part coupled to any one of the rotor parts, and connected to an engine part; a transfer part rotatably connected to the torsion damper part; a clutch part configured to selectively connect the other one of the rotor parts to the transfer part; and an output part connected to the clutch part, and configured to discharge power to a transmission.

An electric drive system (100) used in an electric vehicle or a hybrid electric vehicle to drive the vehicle's wheels to rotate. The electric drive system (100) includes an electric motor (300). The electric motor (300) includes a housing in which a stator and a rotor are received. A transmission device (400) is operatively coupled to the electric motor (300); and an output shaft (500) is operatively coupled to the transmission device (400). The output shaft (500) extends from the transmission device (400) and is substantially parallel to the rotor's axis of the electric motor (300). The electric drive system (100) also includes an inverter (200) secured over the housing of the electric motor (300) such that the inverter is located between the output shaft (500) and the housing of the electric motor (300).

A method for manufacturing a stator for an electric machine, having the following steps: inserting a cast body with a nozzle from a first side of the stator into the stator, inserting a cast counterbody from a second opposing side of the stator into the stator, casting the stator with thermoplastic, thermosetting plastic, or resin by means of the nozzle, curing the thermoplastic, thermosetting plastic, or resin, wherein following the curing a cast-on piece of the thermoplastic, thermosetting plastic, or resin is sheared off using a rotational movement of the cast body or cast counterbody.