A reciprocating piston engine is disclosed having a first inner magnetic field unit, arranged on a first crank web of a crankshaft, and a stationary first outer magnetic field unit, wherein the first inner magnetic field unit and the first outer magnetic field unit together form a first electromagnetic converter, in particular an electric motor or an electric generator. The first crank web has a first compensating weight on a side that is opposite a first connecting rod bearing and that faces radially outwards in relation to a crankshaft axis, wherein the first compensating weight is made of a non-magnetizable material. The first inner magnetic field unit is arranged on a side of the first compensating weight that faces outwards in relation to the crankshaft axis. The invention also relates to a system comprising the reciprocating piston engine, an energy store, an electric control unit and a crankshaft sensor.

A vehicle includes an electric motor and an engine selectively coupled to the electric motor. The vehicle has an electric motor controller configured to, in response to (i) an absence of receiving a motor command signal within a predetermined time, (ii) a battery voltage being below a first threshold and (iii) a motor speed exceeding a second threshold, restrict operation of the electric motor to a limited operating mode and control the electric motor to generate a charging torque for a battery.

The present disclosure discloses a power-drive system for a vehicle and a vehicle. The power-drive system comprises: an engine; a plurality of input shafts; a plurality of output shafts; a first clutch device, arranged between the engine and the plurality of input shafts, so that the engine selectively engages with at least one of the plurality of input shafts; a motor power shaft, a motor power shaft first gear linking with a gear-position driving gear in the same direction being freely sleeved on the motor power shaft, and the plurality of output shafts and the motor power shaft linking with a differential of the vehicle; a first motor generator, configured to link with the motor power shaft; and a second motor generator, wherein the second motor generator and the engine are located on an input side of the first clutch device, the plurality of input shafts is located on an output side of the first clutch device, and the second motor generator is configured to carry out stationary power generation using at least part of power of the engine when the vehicle is parked.

A vehicle is provided which includes a Stirling Cycle engine that generates a flow of exhaust gases from the external combustion of a fuel supply. The vehicle is equipped with a thermoelectric generator module which is in fluidic communication with the flow of exhaust gases generated by the Stirling Cycle engine. The thermoelectric generator module includes a thermopile array, and generates electrical energy from the thermal energy in the flow of exhaust gases.

A solar powered display assembly and related systems and methods are disclosed. A controller is interposed between an electronic display at a housing, an alternative power source external to, but electrically connected to the display assembly at a housing, and a solar energy harvesting device. The controller determines a power requirement for operating the display assembly, determines power available from the solar energy harvesting device, and where the power available from the solar energy harvesting device meets or exceeds the power requirement, sources operational power from the solar energy harvesting device. Where the power available from the solar energy harvesting device falls below the power requirement, the controller sources the power available from the solar energy harvesting device as a portion of the operational power, and sources supplemental power from the alternative power source.

A hybrid vehicle HV is provided with an electric motor MT for generating vehicle drive force, an electrical generator GN for generating electric power to be supplied to the electric motor, a plurality of internal combustion engines EG1, EG2 for driving the generator, the plurality of internal combustion engines differing in output characteristics, and a controller CT configured to select one or more internal combustion engines from the plurality of internal combustion engines so that, when operating the selected one or more internal combustion engines in the respective high efficiency regions thereof, an engine output satisfies a required engine output and an engine operating efficiency is maximum, and to operate the selected one or more internal combustion engines in the respective high efficiency regions thereof.

A reciprocating piston engine is disclosed having a first inner magnetic field unit, arranged on a first crank web of a crankshaft, and a stationary first outer magnetic field unit, wherein the first inner magnetic field unit and the first outer magnetic field unit together form a first electromagnetic converter, in particular an electric motor or an electric generator. The first crank web has a first compensating weight on a side that is opposite a first connecting rod bearing and that faces radially outwards in relation to a crankshaft axis, wherein the first compensating weight is made of a non-magnetizable material. The first inner magnetic field unit is arranged on a side of the first compensating weight that faces outwards in relation to the crankshaft axis. The invention also relates to a system comprising the reciprocating piston engine, an energy store, an electric control unit and a crankshaft sensor.

Provided is a vehicle capable of suppressing failure of an inverter while suppressing an increase in manufacturing cost by unitizing an engine and a motor. A drive unit as a drive source for travel of the vehicle has the engine and the motor. A torque tube is connected to a rear portion of the motor. The torque tube covers a propeller shaft that is coupled to an output shaft of the drive unit. An inverter is arranged above the torque tube. The inverter is separated from the drive unit and is separated from the torque tube. A terminal of the inverter and a terminal of the motor are connected by three wire harnesses. Each of the wire harnesses has a wire length that is longer than a linear distance connecting the terminal and the terminal by the shortest distance.

An apparatus for controlling a startup of an engine includes an engine, an engine controller configured to check whether the startup of the engine is prepared to generate information on whether the startup is prepared when an ignition is turned on, a hybrid controller configured to check whether communication with the engine controller is normal and to generate information on whether the hybrid controller is normal, the hybrid controller causing a vehicle to be driven only in an EV mode or generating a start control signal for the startup of the engine, according to whether the EV mode is engaged when a start signal is input from a driver, and a starter driver configured to start the engine in response to the start control signal.

A reciprocating piston engine is disclosed having a first inner magnetic field unit, arranged on a first crank web of a crankshaft, and a stationary first outer magnetic field unit, wherein the first inner magnetic field unit and the first outer magnetic field unit together form a first electromagnetic converter, in particular an electric motor or an electric generator. The first crank web has a first compensating weight on a side that is opposite a first connecting rod bearing and that faces radially outwards in relation to a crankshaft axis, wherein the first compensating weight is made of a non-magnetizable material. The first inner magnetic field unit is arranged on a side of the first compensating weight that faces outwards in relation to the crankshaft axis. The invention also relates to a system comprising the reciprocating piston engine, an energy store, an electric control unit and a crankshaft sensor.