A cable guiding device, a mining vehicle, and a method of guiding a trailing electric cable of an electrically powered mining vehicle. A cable guiding device (17) is for guiding a trailing electric cable (14) of an electrically powered mining vehicle (1). The cable guiding device (17) comprises a…
The device is an excavator with electric plug-in capability. An electric power source of conventional power or a generator is attached to an electric motor on the excavator by a power cord. The electric motor activates a hydraulic pump, which in turn operates a boom with a bucket, a leveling blade…
Provided is an electric work machine (1) powerable by an external power supply (200) through a power supply cable (100). The electric work machine (1) includes a machine body (11) including an electric motor (20), a power receiving device (60) supplied with power through the power feed cable (100)…
An absorption circuit arrangement is for a traction converter of a rail vehicle. The traction converter has a first power converter, a second power converter, a DC link circuit connecting the first power converter and the second power converter with a first and a second voltage potential and a link…
A millimeter-wave ground station (101) corresponding to a data transmitting device performs beam forming processing with a millimeter-wave on-board station (103) corresponding to a terminal provided in a car (300), detects a beam angle based on a result of the beam forming processing, estimates a…
The invention relates to a construction machine having an upper carriage, an undercarriage which has a running gear and on which the upper carriage is rotatably supported about an upright axis, and a feed arm for at least one energy line, with which energy can be supplied from the outside to the…
A modular structure supports elevated rail segments for delivering electrical power to a moving work machine, such as a hauler at a mining site. Opposite ends of a roadside barrier contain complementary tubular couplers arranged vertically. A lower end of a dielectric post positioned in one of the…
A modular structure supports elevated rail segments for delivering electrical power to a moving work machine, such as a hauler at a mining site. Opposite ends of a roadside barrier contain complementary tubular couplers arranged vertically. A lower end of a dielectric post positioned in one of the…
A power supply system for electric vehicle comprising; power; a first power line;
A server configured to communicate with a first vehicle and a second vehicle, each of the first vehicle and the second vehicle including a power storage device configured to be charged by wirelessly receiving electric power from a power transmission device arranged on a road during traveling, the…
A modular structure supports elevated rail segments for delivering electrical power to a moving work machine, such as a hauler at a mining site. Opposite ends of a roadside barrier contain complementary tubular couplers arranged vertically. A lower end of a dielectric post positioned in one of the…
A fleet and trolley system, a first method of charging a work machine, and a second method of charging a fleet of work machines are disclosed. The fleet and trolley system includes a trolley network, at least one zero-emission work machine, and a controller. The controller manages a scheduled usage…
Die Erfindung betrifft eine Bauarbeitsmaschine 10 mit einem Oberwagen 12, einem Unterwagen 14, welcher ein Fahrwerk aufweist und auf welchem der Oberwagen 12 drehbar um eine Hochachse 18 gelagert ist, und einem Zuführarm 40 für mindestens eine Energieleitung 50, mit welcher Energie von außen der…
A wireless power transfer system includes a power transmission device and a power reception device . The power transmission device is a power transmission device installed in a road , is provided with a power transmission coil that transmits power wirelessly, and is configured such that when…
Systems and methods are disclosed for wireless powering and control of conveyors on shuttles. An example system may include a track, and a shuttle configured to move along the track, the shuttle having a conveyor, and a first induction coil. The system may include a second induction coil disposed…
A method for propelling of a vehicle comprising a power train with an electric motor connected to a location in the vehicle intended for mounting of an energy supply unit intended for driving of the electric motor during normal operating conditions of the vehicle is described. The method comprises…
An electric powered self-propelled driving machine for working a ground comprising a bearing frame adapted to remain at a given distance from a reference surface when the machine is assembled, kinematic mechanisms coupled to the bearing frame and adapted to be arranged close to said reference…
A method and arrangement are provided for controlling electric current in a tether cable of an electrically driven mining vehicle. An indicator of an equivalent cycle current that flows through said tether cable is determined, and one or more descriptors of an actual state of dynamically changing…
An assembly secures a connector of an external power supply in a rail vehicle. The connector is enclosed by a housing and by a rotatably mounted flap. The flap and the housing each have a slot configured to receive a catch. The flap can have two positions: a first position, in which the flap covers…
An apparatus for transmission of electricity by conduction to a vehicle while in motion.
According to an embodiment, a power supply system for an electric motor car includes a first terminal, a second terminal, and a conversion unit. The first terminal is electrically connected to one of a power storage device and an overhead wire provided within a formation of electric motor cars. The…
A power accumulation system includes a power accumulation device, a relay device provided in a pair of power lines disposed between the power accumulation device and a power conversion device that exchanges power with the power accumulation device, a capacitor provided between the pair of power…
A contactless power supply system is provided for supplying electric power to a vehicle in a contactless manner during traveling of the vehicle. The contactless power supply system includes a plurality of primary coils installed along a traveling direction in a road and a secondary coil mounted to…
In a method for controlling a line converter on board a track-bound vehicle semiconductor devices of current valves of the line converter are controlled to be turned on and off so as to prevent the current (I) through a secondary winding of a transformer to which midpoints of phase-legs of the…
The invention relates to a traction transformer (1) for railbound vehicles comprising: - an insulating liquid filled enclosure (20) with a first and a second cover (206, 207) arranged at longitudinal ends of the enclosure (20), - at least two windings (30, 31) contained in the enclosure (20), - a…
The invention relates to an electrical machine (1) for selective operation as a transformer for an alternating voltage operation or as a choke system for a direct voltage operation. The electrical machine (1) comprises a transformer core (3) with two legs (5, 6), an auxiliary winding (20) with a…
Systems and methods to launch an aircraft are disclosed. In one embodiment, a system (100) comprises an electrically powered buoyant aircraft (110), a control system (130) to maneuver the aircraft and a tether (140) adapted to couple to the aircraft and to a ground-based power supply (180) to…
Disclosed herein is a train network system and method using a power line. The train network data communication system includes a TCMS control unit configured to send control commands to a PLC adaptor via the power line using FSK communication in order to perform low-speed PLC data communication…
A method of controlling a neutral section operation of a train (14) including a lead locomotive (16) and at least one remote locomotive (12) in communication with the lead locomotive. The locomotives are electrically powered from respective electrical connections to a catenary (22) having at least…
The device (20) has a HOC/HMC switch that switches between two states according to whether a roof cable conveys DC or single phase current. The switch connects the cable to a DC power line in one state, and insulates cable and sets the line to ground or to another line in another state. A voltage…