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JP6759728B2 |
To provide an electric power conversion system for railway vehicle capable of preventing a housing from being left in such a state that water infiltrates inside.An electric power conversion system 100 for railway vehicle comprises: an el...
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JP6753686B2 |
To provide an electric power converter and a railway vehicle capable of effectively supplying traveling air to an air receiving part and ensuring a desired cooling performance.An electric power converter according to an embodiment compri...
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JP6753735B2 |
To provide an electric vehicle control device which properly switches a point for maintaining ground potential.An electric vehicle control device 20 has first and second conversion parts 22, 28, a power accumulation part 32, first and se...
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JP2020134334A |
To improve the accuracy of abnormality detection on a gear device of a railway vehicle.An abnormality detection system 1 includes: a state information collection device 3 mounted on a railway vehicle for collecting state information on a...
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JP6739665B2 |
An underfloor device includes first and second closed portions. The outer surfaces of the first and second closed portions form a portion of a housing. A portion of the outer surfaces of the first and second closed portions are in contac...
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JP6740449B2 |
A damper 8 is disposed between a vehicle body 2 and each of bogies 3. The damper 8 is a damping force adjustable damper capable of controlling a force (a damping force) to be generated according to power supplied from an overhead line 9 ...
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JP6737878B2 |
The present invention provides a driving system and a vehicle driving method wherein a power storage unit that has a power storage function and that supplies power to an onboard control device can be used as a driving power supply for a ...
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JP6738905B2 |
The present invention relates to a storage battery device which is provided with: a main circuit storage battery box which is divided into a plurality of device chambers; a plurality of storage battery units which are respectively stored...
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JP6730722B2 |
A flexible gear coupling includes two external gears and two internal gears meshing with the respective two external gears. A tooth root crowning radius of each external gear is smaller than a tooth tip crowning radius of the external ge...
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JP6733285B2 |
To provide a power conversion device for a railway vehicle that can efficiently cool a housing by a travel wind.A power conversion device 100 for a railway vehicle includes: a power conversion device body 30; and a housing 20 disposed wi...
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JP6728804B2 |
To provide an idling prevention device with simple structure for a road-rail vehicle, the idling prevention device being applicable to a road-rail vehicle running by hydraulic drive.An idling prevention device S for a road-rail vehicle c...
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JP6728434B2 |
A railroad vehicle (300) includes an air-conditioner (100) that generates conditioned air to be supplied to a passenger compartment of the railway vehicle (300); and a propulsion device (110) that is provided adjacent to the air-conditio...
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JP6723474B2 |
A housing of a railway vehicle device includes a reinforcing member and at least one first exterior member. The reinforcing member includes a first support member extending in a X-axis direction, and second support members that are fixed...
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JP6715160B2 |
To reduce inductive interference caused from a grounding cable branched from/connected to a main conversion device.An electric motor power system is provided that comprises: a first grounding conductor connected to earth electric potenti...
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JP6695506B2 |
A monitoring device for an electric vehicle to monitor a blower for cooling a device installed in an electric vehicle includes: a dq-component separation unit that separates an instantaneous value of a motor current that flows to a motor...
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JP2020511588A |
Compositions are provided for enhancing the adhesion between two surfaces that are in traction, sliding, or rolling and sliding contact with each other. The composition comprises one or more first components, each having a Mohs hardness ...
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JP2020058105A |
To enable running of electric vehicles that support multiple power supply methods by a completely different method from the conventional method.A power supply car 10 having a power supply car electric connection circuit 12 is connected t...
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JP6674336B2 |
To provide a railway vehicular electric component fixing mechanism capable of effectively preventing an electrical contact failure or destruction of a railway vehicular electric component caused by vibrations.This railway vehicular elect...
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JP6674546B2 |
[Problem] To provide a high-strength and high-quality electrical component storage case and a manufacturing method therefor such that less man hours are required. [Solution] An electrical component storage case for storing railroad car e...
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JP6666815B2 |
To enable an electric motor to be cooled with fresh wind having a temperature close to a surrounding environment temperature without being subject to influence of the wind temperature rise by an electric power conversion system and reduc...
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JP6669307B2 |
A propulsion control device of the present disclosure includes: a housing; a gate controller disposed at one end side of an interior space of the housing in a longitudinal axis direction X, the gate controller being configured to control...
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JP6668195B2 |
To provide a filter reactor unit and a rolling stock capable of obtaining excellent magnetic shield effect, while suppressing leakage of magnetic flux into cabin.A filter reactor unit has a filter reactor, a main plate, a shroud, and a r...
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JP6646151B2 |
Provided is a power conversion device for a railroad vehicle with which the amount of electromagnetic noise emitted, and particularly the amount of electromagnetic noise emitted below the vehicle body, which is a problem unique to power ...
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JP6639124B2 |
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JP6632878B2 |
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JP6621369B2 |
To provide a method for grasping a characteristic frequency of a bogie frame of a vehicle, in idling slip re-adhesion control for performing torque control by detecting idling and slip.A bogie vibration characteristic grasping method inc...
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JP2019213368A |
To downsize a power conversion apparatus not only in the sleeper direction or the height direction but also in the direction of travel, while protecting a condenser against flied material, because the limited vehicle space can be used ef...
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JP6610300B2 |
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JP6611964B2 |
In a housing of a vehicle control device are formed a suction port for taking outdoor air and a discharge port for discharging air taken in through the suction port. A flow passage that connects the suction port and the discharge port is...
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JP6609467B2 |
A cooling aeraulics device is for cooling an element of a rail vehicle. The aeraulics device is designed to be placed on a roof of the rail vehicle and includes a conduit, which extends substantially longitudinally in relation to the rai...
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JP6603335B2 |
The invention relates to a railway transport system (1) comprising: at least one set (5) including railway vehicles (7A, 7B, 7C, 7D), comprising a storage device (20) for storing electrical power, and a plurality of stations (10) at whic...
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JP6602633B2 |
To provide a power converter in which the convenience at the time of maintenance work and the weight balance can be made compatible.A power converter 1 has a housing 100, a controller 120, a power conversion unit 114, and a detector 132....
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JP6598975B2 |
A vehicular cooling device includes an opening (10), a discharge port, an air channel (12), and a fan. The opening (10) through which outside air flows into a housing (2) in which a cooling target is housed is formed in, among surfaces o...
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JP2019529825A |
The present invention is a transmission mechanism assembly for transmitting a drive output for a rail vehicle, the primary shaft (3), a mechanical transmission mechanism stage capable of inputting the drive output, and a first hydrodynam...
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JP6591727B1 |
An electric vehicle capable of traveling is provided by using an electric power generator that generates electric power based on hydrogen without enlarging the hydrogen tank. The electric vehicle (1) has a first tank (11a) for storing th...
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JP3223437U |
To provide a control device for a small electric vehicle which does not impair the cooling performance of a semiconductor device due to heat radiation from cooling fins. A plurality of semiconductor elements 31 are installed on an upper ...
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JP2019165526A |
To provide a device for controlling a rotary machine capable of correctly controlling the rotary machine by appropriately detecting a rotational direction and a rotational speed even when the rotational speed of the rotary machine is inc...
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JP2019157780A |
To provide a device for controlling a power generation engine that can stop a power generation engine early while suppressing heat load on cooling-necessary components of the power generation engine.A device for controlling a power gener...
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JP6578306B2 |
Laminate structure suitable as electrical insulation comprising a mica-aramid layer of 35-55 wt % mica, 20-60 wt % binder, and 5 to 25 wt % aramid floc, the mica distributed uniformly in the mica-aramid layer; and an aramid layer compris...
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JP6575167B2 |
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JP6568739B2 |
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JP2019137120A |
To provide a suspension link capable of preventing rotation of a link body around a shaft following vibration of a truck frame of a railway vehicle.A suspension link 4 for connecting a truck frame 1 of a railway vehicle with a gear box 2...
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JP2019521911A |
The present invention relates to a transfer system for a manufacturing process, an assembly process and / or a replenishment process, wherein the transfer system has at least one rail (21, 22, 23) and at least one unmanned rail vehicle (...
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JP6557320B2 |
An equipment mounting apparatus (1) for mounting equipment under a floor of a railway vehicle (5) includes: a first truck (20) that travels on a track on which a truck that supports the railway vehicle (5) travels; a stage (10) that is i...
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JP6557110B2 |
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JP6554386B2 |
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JP6548859B1 |
The vehicle transformer includes a transformer main body (110), a cooler (120), and a conservator (140). The transformer main body (110) has an iron core, a winding wound around the iron core, and a tank (111) for storing the iron core a...
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JP2019115216A |
To provide a driving system for a railroad vehicle that is suppressed from being made large-sized, and can reduce noise during a travel.A driving system for a railroad vehicle comprises: an engine 1; an electric generator 2 which is driv...
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JP6538965B2 |
In this application, an electromagnetic noise path detecting system is disclosed. This system comprising a noise modulator and a processing system. The noise modulator is strongly enough coupled to a suspected noise path that it applies ...
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JP2019093835A |
To provide a device for reducing leakage of injection material capable of preventing wasteful consumption of the injection material by restraining leakage of the injection material using an inexpensive and simple structure.A leakage redu...
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