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JP6877468B2 |
A rail vehicle having a vehicle frame supported on on-track undercarriages and a hydraulic drive system powered by a motor. The drive system comprises a hydrodynamic drive associated with a first on-track undercarriage as well as a hydro...
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JP6867312B2 |
To make it possible to charge a power storage device while suppressing noise and vibration during idling and parking.A control device 25 executes: first processing for controlling the engine 23 so that when an amount of charge increases ...
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JP6865004B2 |
To improve the heat release performance of a heat exchanger system equipped with a heat exchanger configured to release the heat of an object fluid by a travel wind generating due to traveling of a vehicle.A heat exchanger system 1 compr...
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JP6866185B2 |
To provide a control box capable of reducing a workload of wiring, and an assembly method for the control box.A control box of one embodiment includes a box frame, a partition member, a plurality of support tools and electric wires. The ...
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JP6862244B2 |
The control box according to an embodiment of the present invention has a box frame, partitioning member, supporting plate, and electric wire. The box frame houses an electronic apparatus, and has an opening that is formed therein. The p...
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JP6855873B2 |
A power converter for a railroad vehicle includes a first fin and a second fin having outer shapes different from each other as viewed in an alignment direction. On both ends of the first fin and the second fin in a running direction, no...
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JP6852999B2 |
To provide a railroad vehicle that can install a wall surface panel in a good looking manner even when an adjustment margin is sufficiently secured.A railroad vehicle 100 includes: a body structure 101; a bone member 125B installed in th...
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JP6848555B2 |
To provide a power conversion device for a railway vehicle capable of improving overall cooling performance (heat radiation performance) of a cooling part composed of a plurality of heat radiation fins.A power conversion device (a power ...
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JP6841670B2 |
To provide a re-adhesion control apparatus for an electric motor vehicle which is so configured that a re-adhesion torque coefficient and a holding torque coefficient can be suitably set without trial-and-error adjustment when such a con...
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JP6837565B2 |
Provided is a highly-reliable cooling structure for a power conversion device for rail cars which uses a self-oscillating heat pipe for cooling, wherein a decrease in cooling performance due to impact by a flying object or the like is av...
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JP3230902U |
To provide a holding box for an electric device which can be easily attached to a side plate portion of a lid plate and can surely prevent forgetting to attach the lid plate. A holding box HB is provided with a base plate portion 6a to w...
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JP2021017234A |
To provide a series hybrid type or electric type railcar which enables higher riding quality.In a series hybrid type railcar provided by attaching an engine 60 and a power generator 70 to a frame 134, the engine 60 and the power generato...
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JP2021017233A |
To provide a series hybrid type or electric type railcar which enables higher riding quality.In a series hybrid type railcar provided by attaching an engine 60 and a power generator 70 to a frame 34, the engine 60 and the power generator...
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JP6827477B2 |
The present invention relates to a power system provided with coolers for cooling converters and inverters, wherein element groups belongs to the converters are disposed divided into a plurality of blocks with element groups belonging to...
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JP6825236B2 |
To provide an electric power conversion system for railway vehicle capable of preventing deformation of a radiation fin at foreign material collision while suppressing deterioration in the cooling performance of the radiation fin.An elec...
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JP6820317B2 |
A method and device supply a vehicle with main and auxiliary air, wherein the device includes a compressor driven via an electric motor for generating compressed air to fill at least one main air tank for supplying pneumatic units of the...
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JP2021501090A |
The railroad vehicle (1) includes a power converter (10) and a cooling circuit (15) containing fluid, the cooling circuit is thermally connected to the power converter (10), and the cooling circuit is a power source. It has at least one ...
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JP2021005915A |
To provide a new driving device for railroad vehicle which is suitable for achievement of a standard vehicle.A driving device for railroad vehicle includes a transformer for stepping down an AC voltage supplied from an AC overhead wire o...
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JP6807737B2 |
To provide a technique capable of sufficiently cleaning an air conditioner that air-conditions a cabin of a railway vehicle.A cleaning device 200 includes a storage tank 210 storing dew condensation water CW formed at an evaporator 110 o...
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JP6805557B2 |
To provide an electric power conversion system for a railway vehicle in which the occurrence of such a trouble that the temperature of a second electrical instrument having low allowable temperature exceeds the allowable temperature to r...
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JP6800659B2 |
A hybrid vehicle system according to an embodiment provides a hybrid vehicle system that realizes stable drive, and comprises a first controller 2 that computes a torque command T' of a first electric motor 30 and a torque command T' of ...
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JP6799275B2 |
To provide a slips and slides detection system of steel wheels of a road-rail vehicle which can certainly detect slips and/or slides of steel wheels without being under the influence of body weight, the center of gravity, or outside envi...
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JP6796562B2 |
To enable appropriate selection of representative data to be used for abnormality detection among a large number of data that is the result of status monitoring of a target device.From an analysis result data group 21 obtained by traveli...
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JP6795594B2 |
The vehicle power conversion device according to one embodiment of the present invention is provided with a converter (4) for converting the AC power generated by a generator to a DC power, said generator generating power by the turning ...
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JP6790301B2 |
A control device for a railway vehicle includes a housing and a cover covering an opening. The housing is provided with a pair of first members. The cover is provided with a second member having a plate shape. The contact of an edge of a...
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JP6790302B2 |
A control device for a railway vehicle includes a housing and a cover covering an opening. The cover is provided with a lock and a restricting member. The restricting member is located in one of a lock permitting position for permitting ...
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JP2020533933A |
To replace a compressed air or a hydraulic drive system universally used for an electric drive system, to satisfy the function and performance requirements of a conventional braking system, and to be suitable based on the compressed air ...
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JP6786023B1 |
In the anti-vibration support structure (100) of the in-vehicle device, the first support portion (110) is located under the floor of the vehicle (10) and is fixed to the vehicle (10). The second support portion (120) is located under th...
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JP6778155B2 |
To provide a railway vehicle in which, in the case where a fire breaks out in the railway vehicle that comprises an engine generator, the fire can be extinguished effectively and in a short time with fire-extinguishing agent kept in the ...
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JP2020168979A |
To provide a carriage truck for railway track which can easily and efficiently transport at least either a person or a luggage on a railway track.A carriage truck 100 for railway track is characterized by both comprising a carriage truck...
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JP6768340B2 |
According to one embodiment, a power converter for a railroad vehicle includes a semiconductor device, a first heat receiving member, a reactor and a resistor, a second heat receiving member, a coolant circulation loop, and a heat exchan...
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JP6768057B2 |
A track maintenance machine includes a combustion engine mechanically connected by a drive shaft to an electric generator/motor unit. The electric generator/motor unit is connected by a mechanical drive unit to a hydraulic pump. A power ...
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JP6765208B2 |
To provide a storage battery-mounted railway vehicle capable of suppressing deterioration of a storage battery and controlling life thereof to be long.A storage battery-mounted railway vehicle comprises: a power conversion device for con...
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JP6761747B2 |
To provide a train in which interference of an impact energy absorbing member and an exhaust pipe is prevented.A train according to one embodiment of the present invention comprises a first vehicle and a second vehicle which are adjacent...
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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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