An magnetic material is a magnetic material expressed by a composition formula 1: (R.sub.1-xY.sub.x).sub.aM.sub.bT.sub.c, which includes a main phase consisting of a ThMn.sub.12 type crystal phase. 30 atomic percent or more of the element M in the composition formula 1 is Fe.

A vehicle includes a pair of inverters coupled with an electric machine having a rotor. The vehicle includes a controller configured to alter pulse width modulation signals for the commands based on a back electromotive force estimate associated with the commands becoming different to reduce the amount. The alteration is responsive to voltage commands of respective phases of the pair becoming different while a target rotor speed associated with the commands differs from an actual rotor speed by an amount.

Provided are an electric vehicle and a vehicle power feeding method capable of charging, at an ultra-high speed, an electricity storage device of the electric vehicle that travels on a trackless road. A control device of the electric vehicle executes a first charging control for controlling a voltage converter to limit the input current from a power feeding portion to an electricity storage device or the variation of the input current per unit time and allowing the voltage converter to charge the electricity storage device; and a second charging control for, for example, slopping the transforming operation of the voltage converter and allowing the voltage converter to charge the electricity storage device. Both charging controls are executed while moving the contact point between an electrical connection portion and the power feeding portion, and the execution time of the second charging control is longer than that of the first charging control.

A micro detecting device includes a controller and a mobile device. The controller has a first wireless communication module. The mobile vehicle includes a vehicle body; a processor, accommodated in the vehicle body; a second wireless communication module, accommodated in the vehicle body and electrically connected to the processor; a power actuator, disposed on the vehicle body and electrically connected to the processor for driving the vehicle body; a recording unit, disposed on the vehicle body and electrically connected to the processor and the second wireless communication module, and the recording unit is configured to generate a recorded signal; and a fluid detecting unit, disposed on the vehicle body and electrically connected to the processor and the second wireless communication module, and the fluid detecting unit is configured to generate a detection signal.

An example vehicle electrical power system includes a battery operable to power a DC load of a vehicle over a DC bus, a capacitor, a multiphase AC machine comprising a plurality of windings, and a power converter. The power converter includes a plurality of power switches and a controller. The controller is configured to, in a first mode, charge the battery by operating the power converter as an active rectifier; in a second mode, operate the power converter as a buck converter that decreases a voltage from the DC bus, and charge the capacitor from the decreased voltage; and in a third mode, operate the power converter as a boost converter for the capacitor that increases an output voltage of the DC bus, and provide the increased output voltage to the DC load. The power converter utilizes the windings when operated as the active rectifier, buck converter, and boost converter.

A range extender vehicle includes: a turboshaft engine, a turboshaft engine controller, a generator, a battery pack, a battery controller, driving motors, a battery heat radiator, and a gasholder. A signal end of the turboshaft engine is connected to the turboshaft engine controller. A transmission shaft of the turboshaft engine is connected to a rotatory shaft of the generator. The generator outputs electric energy to the battery pack and the driving motor respectively. The battery pack and the driving motor are connected together and are connected to the battery controller at the signal end. The transmission shaft of the driving motor is connected to the wheel.

Systems and methods for an electric drive unit. The electric drive unit, in one example, includes a first motor and a second motor arranged parallel to each other and rotationally coupled to a first input gear that is fixedly coupled to a first transmission shaft and a first clutch arranged coaxial to a second clutch. The drive unit further includes a second transmission shaft with an output gear rotationally coupled thereto and including a first and second mechanical interface configured to rotationally couple to a first drive axle and a second drive axle, where the output gear meshes with a gear that is directly rotationally coupled to a carrier in a planetary gear set.

A control device includes a limit value calculation unit that, when a rotary electric machine is driven as an electric motor, subtracts a power consumption value from a discharge power limit value of a power storage device to calculate an input limit value, and a control unit that, when the rotary electric machine is driven as an electric motor, controls the inverter so that a power consumption value of the rotary electric machine is equal to or less than the input limit value. In response to an abnormality occurring wherein a normal power consumption value cannot be achieved when the rotary electric machine is driven as an electric motor, the limit value calculation unit sets the power consumption value of the electrical device for calculating the input limit value on an upper limit side of a range in which the power consumption value takes when the electrical device is driven.

A traction battery assembly according to an exemplary aspect of the present disclosure includes a traction battery, an electric machine, an electrical harness assembly, a protrusion adjacent the electrical harness assembly. The protrusion is configured to move from a first position to a second position in response to a loading event. When the protrusion is in the first position, the electric machine is electrically coupled to the traction battery through the electrical harness assembly. When the protrusion is in the second position, the electric machine is electrically decoupled from the traction battery.

A range extender vehicle includes: a turboshaft engine, a turboshaft engine controller, a generator, a battery pack, a battery controller, driving motors, a battery heat radiator, and a gasholder. A signal end of the turboshaft engine is connected to the turboshaft engine controller. A transmission shaft of the turboshaft engine is connected to a rotatory shaft of the generator. The generator outputs electric energy to the battery pack and the driving motor respectively. The battery pack and the driving motor are connected together and are connected to the battery controller at the signal end. The transmission shaft of the driving motor is connected to the wheel.