The disclosure provides an adapter assembly of a generator and an axle-end generator assembly. An adapter assembly includes a first part configured to mount to a wagon bogie and a second part connecting to the first part. The first part and the second part are configured to form a base for mounting a stator of a generator together.

A railway car fitted with an induction generator comprising magnets and electrical conductors for generating electricity, comprising a chassis comprising at least one axle with two wheels, wherein the axle is mounted in two bearings located near the two sides of the railway car, wherein the wheels are located on the outer side of the bearings, and wherein the generator comprises a rotor and a substantially cylindrical stator, which stator extends concentrically around the rotor, wherein the rotor is fixedly mounted around and on the axle, wherein the stator is mounted to the inner side of one of the bearings, in axial abutment therewith.

A railway car fitted with an induction generator comprising magnets and electrical conductors for generating electricity, comprising a chassis comprising at least one axle with two wheels, wherein the axle is mounted in two bearings located near the two sides of the railway car, wherein the wheels are located on the outer side of the bearings, and wherein the generator comprises a rotor and a substantially cylindrical stator, which stator extends concentrically around the rotor, wherein the rotor is fixedly mounted around and on the axle, wherein the stator is mounted to the inner side of one of the bearings, in axial abutment therewith.

A device for monitoring operation parameters of a vehicle axle including a measuring instrument (1) comprising at least a position sensor, a device (2) for communication of measured quantities to an external device, a mechanism (5) for conversion of mechanical energy of the axle to electrical energy and a memory (3) with a stored identification code. A device has the shape of a ring (4) that is applied on the vehicle axle in such a way that it encircles it. The ring (4) consists of at least two parts (4a, 4b) that are adapted for permanent connection around the vehicle axle. The mechanism (5) consists of a circumferential cavity (5a) in the inner part of the ring where a permanent magnet (5b) is freely positioned, at least one coil (5c), preferably four coils (5c) being positioned along its perimeter. The device (2) for communication of measured quantities is a wireless transmitter with a GSM interface or radio-frequency interface configured for communication of measured values together with the identification code (3) of the axle to an external processing unit.

A device for monitoring operation parameters of a vehicle axle including a measuring instrument (1) comprising at least a position sensor, a device (2) for communication of measured quantities to an external device, a mechanism (5) for conversion of mechanical energy of the axle to electrical energy and a memory (3) with a stored identification code. A device has the shape of a ring (4) that is applied on the vehicle axle in such a way that it encircles it. The ring (4) consists of at least two parts (4a, 4b) that are adapted for permanent connection around the vehicle axle. The mechanism (5) consists of a circumferential cavity (5a) in the inner part of the ring where a permanent magnet (5b) is freely positioned, at least one coil (5c), preferably four coils (5c) being positioned along its perimeter. The device (2) for communication of measured quantities is a wireless transmitter with a GSM interface or radio-frequency interface configured for communication of measured values together with the identification code (3) of the axle to an external processing unit.

Modifying railcar embodiments convert the dead weight of empty railcars to productive use. Battery embodiments are charged by regenerative brakes, solar panels, and wind turbines. Freight car wheels, have a plurality of regenerative brakes. A plurality of airfoils, with solar panels, are installed on shipping containers, to counteract drag created by a plurality of wind turbines. Railcar embodiments are used in a mix and match fashion, as desired. Storage battery banks, are shipped and/or charged to replace existing hazardous transmission lines. Storage battery banks, are shipped and/or charged to avoid constructing new transmission lines for solar or wind farms. Factory installed EV batteries, EV batteries, and/or other rechargeable batteries, are shipped and/or charged. After battery embodiment charging is complete, power generated is diverted to train engines. Provisions are made for embodiments not connected to train engines. Embodiment operations are monitored with data displays.

A track maintenance machine for compaction of ballast under sleepers of a track includes a machine frame movable by undercarriages on the track and a tamping unit which includes an electric vibration drive for vibratory actuation of tamping tools. An electric intermediate circuit has an electric energy store or storage device. An electric machine is associated with at least one undercarriage and coupled for generator operation to the intermediate circuit. The electric vibration drive is coupled to the intermediate circuit for supply. In this way, braking energy is used in an optimal manner for supplying the vibration drive. A method for operation of a track maintenance machine is also provided.

The present application discloses various apparatuses including generators for rail cars and controllers for use with such generators. Methods related to such generators are also disclosed. According to one embodiment a generator that is mountable to a rotatable axle of the rail car is disclosed. The generator can include: a shaft rigidly coupled to the rotatable axle for rotation therewith, a set of magnets coupled to the shaft for rotation, and a stator assembly mounted on one or more bearing assemblies. The stator assembly is independent of a stationary portion of the rail car so as to be moveable relative thereto with movement of the axle. The stator assembly can include: a set of coils supported by the stator assembly and positioned proximate to the set of magnets to generate electricity when the set of magnets rotates; and an electrical conductor to provide the generated electricity to the rail car.

The present application discloses various apparatuses including generators for rail cars and controllers for use with such generators. Methods related to such generators are also disclosed. According to one embodiment a generator that is mountable to a rotatable axle of the rail car is disclosed. The generator can include: a shaft rigidly coupled to the rotatable axle for rotation therewith, a set of magnets coupled to the shaft for rotation, and a stator assembly mounted on one or more bearing assemblies. The stator assembly is independent of a stationary portion of the rail car so as to be moveable relative thereto with movement of the axle. The stator assembly can include: a set of coils supported by the stator assembly and positioned proximate to the set of magnets to generate electricity when the set of magnets rotates; and an electrical conductor to provide the generated electricity to the rail car.

A power generator assembly including a rotating part and a non-rotating part is provided. It is proposed that the rotating part includes first and second, circumferentially adjacent generator units. Each generator unit includes at least one coil, at least one permanent magnet and two pole shoes having pole surfaces facing radially outward. The non-rotating part includes an arc-shaped saddle adaptor of ferromagnetic material arranged with a radial distance to the pole surfaces. The saddle adaptor is configured to close a magnetic circuit passing via the pole shoes through the coil in a rotational position where the saddle adaptor overlaps with the pole shoes of a generator unit. According to the invention, a pole shoe of the first generator unit and an adjacent pole shoe of the second generator unit have the same magnetic polarity.