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Patent Searching and Data


Matches 1 - 50 out of 8,731

Document Document Title
WO/2021/001997A1
This electric vehicle driving system (200) is provided with: a reactor (11); and electric vehicle control devices (100–103) which control electric motors (80–83) that drive an electric vehicle (150). Each of the electric vehicle cont...  
WO/2020/258552A1
A train power supply system and method, and a train and a computer-readable storage medium. The train power supply system comprises a control module, a power supply input module, a precharge module, a rectifier module, a power supply out...  
WO/2020/254470A1
The invention relates to a circuit assembly (1) for a motor vehicle which can be supplied with a direct current at least temporarily via an overhead line (20), comprising: a high-voltage battery (4) for providing electric energy, a high-...  
WO/2020/254329A1
The invention relates to a circuit assembly (1) for a motor vehicle which can be supplied with a direct current at least temporarily via an overhead line (20), comprising a high-voltage battery (4) for providing electric energy, a high-v...  
WO/2020/250742A1
An inverter unit 1 of a permanent magnet synchronous motor 4 has: a voltage generation device 3 that outputs a voltage to the permanent magnet synchronous motor 4; and a control unit 2 that controls the output voltage of the voltage gene...  
WO/2020/246371A1
The present invention addresses the problem of preventing elements such as, for example, a coil of a motor and an inverter from being degraded and damaged due to heat generation and obtaining a high vehicle driving performance. This co...  
WO/2020/246240A1
Provided is a structure that is easy to produce and improves the reliability of a self-oscillating heat pipe that is for use in a moving body such as a railway vehicle. A mobile body cooling device 5 that: is to be connected to a semic...  
WO/2020/235316A1
The present invention addresses the problem of controlling the drive force and braking force of a motor while considering the SOC of a battery. This control device controls a rotating electric machine having windings of a plurality of ...  
WO/2020/234093A1
A mining vehicle comprises a traction mechanism for propelling the mining vehicle, a traction motor for driving said traction mechanism, a cable connection for connecting the mining vehicle to an external source of electric energy, and a...  
WO/2020/234366A1
Method and arrangement are provided for controlling electric current in a tether cable of an electrically driven mining vehicle. There is determined an indicator of an equivalent cycle current that flows through said tether cable, and ob...  
WO/2020/229042A1
The invention relates to a power collector for a rail vehicle having an electrically conductive contact device and having a raising mechanism. The contact device is designed for transmitting power between an overhead wire, which is arran...  
WO/2020/230368A1
Provided is a power transmission mechanism having a simple configuration, being easily downsizable, and exerting an excellent response. In the power transmission mechanism, two reduction gears have at least two common rotational center a...  
WO/2020/230441A1
A vehicle drive device (100), wherein: a first rotor (12A) of a first rotating electric machine (1A) and a second rotor (12B) of a second rotating electrical machine (1B) are disposed coaxially; the second rotating electrical machine (1B...  
WO/2020/226560A1
A power station for charging other battery powered apparatuses, the power station being adapted to be comprised in a motorised vehicle having two or three wheels. A motorcycle comprising such a power station.  
WO/2020/224557A1
A side-outlet current collector, comprising an inner-segment conductive body and an outer-segment conductive body; the inner-segment conductive body and the outer-segment conductive body introduces and draws out a current in the same dir...  
WO/2020/213438A1
Provided is a power conversion device for a railway vehicle which has a compact and lightweight configuration and is yet capable of effectively blocking noise. A heat exchanger 5 and a frame for holding the heat exchanger 5 are equipped ...  
WO/2020/213308A1
This system 100 for supplying power during travel is provided with: multiple power supply segments SG which supply power to a vehicle 202; a vehicle position detection unit 20 which detects the position of the vehicle with respect to the...  
WO/2020/215082A1
A wireless power delivery system includes, in part, a roaming and articulating wireless power transfer device. The roaming and articulating wireless power device includes, in part, a wireless power generation unit, an energy storage unit...  
WO/2020/207683A1
A converter arrangement (30) comprises a first chopper circuit (40a) for connecting a positive input (32a) or a neutral point (50) with a positive output (34a), wherein the first chopper circuit (40a) comprises a first switch arrangement...  
WO/2020/202655A1
A drive device for a permanent-magnet synchronous machine has a power converter 102 that drives a permanent-magnet synchronous machine 103, and a controller 101 that controls the power converter 102. The controller 101 comprises: a torqu...  
WO/2020/203949A1
This on-board power source device comprises: an input end configured to be connected to an on-board storage battery; an output end configured to be connected to a vehicle load; an external signal input unit configured to receive an activ...  
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 ...  

Matches 1 - 50 out of 8,731