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Patent Searching and Data


Matches 1 - 50 out of 8,618

Document Document Title
WO/2020/188808A1
Provided is a vehicle drive device in which the power of a motor can be used as a drive force for other than an output axis. The vehicle drive device is provided with: a first input axis (11) and a second input axis (12) connected to a f...  
WO/2020/187996A1
The invention relates to vehicle electrical system power converter (1), in particular for a rail vehicle, comprising a main module (2), which is designed to convert an input direct voltage (DCin) into a first output alternating voltage (...  
WO/2020/188880A1
The present invention improves the operation performance of an electric motor drive system for driving a load via a gear by outputting an appropriate torque in a backlash zone. This backlash control device of an electric motor drive syst...  
WO/2020/184484A1
This electric moving body (V) is configured by including: a first reception connection unit (J1) for receiving a DC power from a DC power bus line for supplying a DC power supply having a predetermined voltage in a management area; a fir...  
WO/2020/179203A1
This left-right wheel drive device (10) is equipped with: two motors (1, 2) for driving left and right wheels; and a gear mechanism (3) for amplifying the torque difference between the motors (1, 2) and transmitting the amplified torque ...  
WO/2020/177262A1
Disclosed are a changeover switch control apparatus (200), a changeover switch and a rail vehicle. The changeover switch control apparatus (200) comprises a first trigger button (201), a first control circuit (202), a second trigger butt...  
WO/2020/179202A1
A left-right wheel driving device (10) is provided with two motors (1, 2) that drive left and right wheels, and a gear mechanism (3) that amplifies and transmits, to the left and right wheels, a torque difference between the two motors (...  
WO/2020/170983A1
This electric motor drive device controls driving of an electric motor having open windings in at least two phases, end points of which are open with respect to one another. A switching mediation unit (303) determines switchover between ...  
WO/2020/169307A1
The invention discloses a driverless transport vehicle (2), a conveying system (1) and a method for transporting piece goods, wherein the driverless transport vehicle (2) overcomes a climbing section (12) equipped with a primary side (E1...  
WO/2020/167956A1
An apparatus including a first base plate, where the first base plate is configured to have at least one linear drive component and/or at least one power coupling component connected to a top side of the first base plate, where the first...  
WO/2020/166472A1
The purpose of the present invention is to provide a driving device for railway vehicles, which can suppress outfit cost, a railway vehicle, and a method for manufacturing the railway vehicle. This driving device for a railway vehicle in...  
WO/2020/167324A1
A desired departure temperature is determined for a battery, having a temperature, in a vehicle based at least in part on trip information associated with a trip. A temperature controlling system is used to bring the temperature of the b...  
WO/2020/166587A1
Disclosed is a vehicle drive device (1) wherein a rotary electric machine (60) is arranged in a first power transmission path (T1) to a first wheel (W1) and a transmission (90) and an internal combustion engine (70) are arranged in a sec...  
WO/2020/162400A1
Provided are: an electric motor which makes it possible to suppress the reduction of output while having a stator of a desired length in the axial direction and in which the assembly workload and fabrication cost can be reduced; a vehicl...  
WO/2020/159753A1
A vehicle includes: an electrical slip ring; a motor-driven cable reel for dispensing and retracting an electrical power cord, wherein the electrical power cord has an electrical plug for connection to an electrical socket, and is electr...  
WO/2020/155804A1
A motor train unit emergency traction system, comprising a traction converter (100). A power source input end of the traction converter (100) is connected to a power grid, a first output end is connected to a driving traction motor of a ...  
WO/2020/152943A1
An engine (2), a first rotary electric machine (3), and a second rotary electric machine (4) are mounted in a vehicle. The power of the engine (2) and the power of the first rotary electric machine (3) are individually transmitted to dri...  
WO/2020/152944A1
An engine (2), a first rotary electric machine (3), and a second rotary electric machine (4) are mounted in a vehicle. The power of the engine (2) and the power of the first rotary electric machine (3) are individually transmitted to dri...  
WO/2020/137567A1
According to the present invention, a first torque calculation unit 114 calculates, on the basis of a DC current DC1, a torque TQ_DC that is currently generated by a motor 106. A second torque calculation unit 115 calculates, on the basi...  
WO/2020/137219A1
When driving and controlling a plurality of dynamo-electric machines, in order to improve the efficiency of a system that obtains drive force from the plurality of dynamo-electric machines by varying the torque operation amount of each m...  
WO/2020/137699A1
A vehicular heat management system installed in a vehicle and comprising: a vehicular travel battery (4) that generates heat in conjunction with charging/discharging; a liquid heat transport medium (14) for transporting heat received fro...  
WO/2020/135967A1
The invention relates to an interface device (16) for supplying several consumers (17, 18, 19) with electric power from a converter (10) of a track construction machine (1), which comprises a connection means (24) for electrically connec...  
WO/2020/137702A1
A vehicle thermal management system mounted on a vehicle includes a vehicle running battery (4) that generates heat during charging and discharging, a liquid heat transport medium (14) that transports heat received from the battery, a he...  
WO/2020/136625A1
Electrified roadway systems include a roadway, and vehicles configured to operate on the roadway. The roadway has a base, and two electrically-conductive rails mounted on the base. One of the rails is electrically connected to a source o...  
WO/2020/125711A1
Disclosed are an auxiliary power supply system of a railway vehicle, and a control method therefor. The auxiliary power supply system of the railway vehicle comprises: a first voltage converter (11), a second voltage converter (12) and a...  
WO/2020/119917A1
The invention relates to an electric power transmission system (20) for a vehicle (10) comprising an energy storage system (30) for storing electrical power and a bidirectional power system (40) connected to the energy storage system, th...  
WO/2020/119273A1
Disclosed are a train and a multi-current power conversion system thereof. The system comprises: a transformation module, an inductance module, a target switching tube, a first capacitance, a post-circuit, a target switching unit and a r...  
WO/2020/115035A1
An arrangement and method of underground mobile mining machine (M) for cable reeling. The arrangement comprises a reel (1), and hydraulic components, comprising: a hydraulic motor (5) connected to and for rotating the reel, a tension con...  
WO/2020/113602A1
Provided in an embodiment of the present invention is a power car traction system supporting multiple power supply modes, comprising: an alternating current pantograph; a direct current pantograph; a disconnector; an alternating current ...  
WO/2020/115833A1
A vehicle having a first drive source that drives front wheels and a second drive source that drives rear wheels, the vehicle being such that during advancing and turning using acceleration of the vehicle, the front wheels are driven and...  
WO/2020/109416A1
An electric multi-mode drive system (400), a method for operating the same, a vehicle (110) and a track (401). The system is arranged for operating at one part (402) of the track (401), at a station (410; 411), an electric Linear Doubly ...  
WO/2020/110886A1
This power transmission device for a vehicle comprises: a motor; a power transmission mechanism for transmitting power transmitted from the motor to travel wheels; a power conversion device for converting DC power to AC power and supplyi...  
WO/2020/093463A1
Provided is a megawatt-level direct-drive permanent magnet electric drive system for electric locomotive, comprising: a first precharging module, a second precharging module, a first four-quadrant rectifier, a second four-quadrant rectif...  
WO/2020/090231A1
This electric vehicle (10) is provided with: a rotating electric machine (20) for moving the electric vehicle (10) forward by normally rotating while moving the electric vehicle (10) backward by reversely rotating; at least two switches ...  
WO/2020/087599A1
An intermediate direct-current loop (10) of a traction converter, and a traction converter. The intermediate direct-current loop of a traction converter comprises a grounding switch discharging circuit (11), a grounding detection circuit...  
WO/2019/152338A3
Embodiments of the present invention may provide charging apparatus that provides high-capacity charging of electric vehicles, yet is portable and does not have to be installed by an electrician. In an embodiment of the present invention...  
WO/2020/079983A1
With the present invention, a power storage device is appropriately warmed in a low-temperature environment while suppressing complication of the device structure and reduction of power usage efficiency. A vehicle drive device (100) comp...  
WO/2020/079999A1
This motor drive device (200) comprises: a power conversion circuit (204) which drives an AC motor; and a controller (203) which controls the power conversion circuit. The controller has: a command current calculation unit (206) which ge...  
WO/2020/075504A1
This railroad vehicle drive system is provided with: an electrical storage device, which is provided with a first power conversion means and a second power conversion means capable of connecting with wiring, and which is provided to be c...  
WO/2020/075510A1
In order to properly control rail-to-ground voltage in a DC feeding system, this rail vehicle that operates on electric power supplied from power-supply equipment is provided with a power control system that captures, as one of the param...  
WO/2020/070417A1
The invention relates to an on-board system and a method for converting medium-voltage electrical power for a movable transport vehicle (10), comprising a plurality of conversion blocks (38.i) each having an upstream AC-DC stage (34) and...  
WO/2020/071081A1
A random value integration unit 175 calculates the product of the output of a random value generation unit 174 and the output of a diffusion width generation unit 173, thereby outputting a random value output from the random value genera...  
WO/2020/066434A1
This electric vehicle (10) is driven by a rotating electric machine (18). The electric vehicle (10) comprises the rotating electric machine (18), a drive prohibiting processing unit (88b) which, during travel of the electric vehicle (10)...  
WO/2020/066097A1
In this unmanned conveyance vehicle, this battery replacing method, and this battery charging method, provided are: a truck body (11); a travel drive device (12) which causes the truck body (11) to travel; a control device (13) which is ...  
WO/2020/067304A1
In order to reduce the volume and mass of a railroad vehicle drive device as a whole while keeping overhead wiring protected from overcurrent as before, and to reduce overall cost during railroad vehicle production, this railroad vehicle...  
WO/2020/058190A1
The invention relates to a non track-bound, electrically driven vehicle (1) comprising a current collector (2) for supplying electrical energy from a bipolar overhead line system, which has an articulated support rod (5), which bears, on...  
WO/2020/054765A1
Provided is a control device with which it is possible to improve the electrical cost and movement performance of a vehicle. A control device (50) for controlling a transmission (11) using a mode-switching diagram (60), wherein the mode-...  
WO/2020/049767A1
When there is a restriction in an outfitting space, a mounted engine generator unit requires an operation restriction such as, for example, the current restriction of a generator if a sufficient heat capacity is not ensured. Therefore, t...  
WO/2020/049773A1
The present invention addresses the problem of providing a new storage battery management method useful for operating a storage battery for a long period of time and a rail vehicle in which this storage battery management method is adopt...  
WO/2020/032225A1
With respect to an electric drive system in which no battery is connected to a DC bus, the present invention makes it possible to avoid stopping the operation of an inverter due to the DC bus voltage dropping below the inverter operating...  

Matches 1 - 50 out of 8,618