Терминологический отдел бюро переводов помогает переводчикам, отвечающим за перевод текстов, связанных с железнодорожной техникой. Наши редакторы стремятся обеспечить железнодорожный сектор переводов точными эквивалентными терминами на как можно большем количестве языков.
| up line | - In uk terminology, the track normally used by trains proceeding towards the main terminus. the line used by trains proceeding away from the terminus is normally called the down line. the termi...
down line; |
| automatic level crossing | - Includes ahb, abcl, aocl and aocr level crossings plus those protected by miniature red/green warning lights. rt
- Includes ahb, abcl, aocl and aocr level crossings plus those protect...
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| dual voltage locomotive (train) | Locomotive or multiple unit train designed to operate over lines having two different electric traction power supply systems. locomotives have been designed to operate with up to four different vo... |
| cant rail | Longitudinal vehicle body member which forms the boundary between the bodyside and the roof. |
| waist rail | Longitudinal vehicle body structural member at mid height between floor and cant rail. this is normally the level at which any upper body tapering of the bodyline begins. |
| wheel truing machine | Machine for reprofiling rolling stock wheels. the surfaces of wheels become worn over time varying between months and years depending on the usage and design. reprofiling is required to ensure tha... |
| solebar | Main longitudinal structural member of vehicle underframe which forms the extreme edges of the frame. also known in the us as a "side sill". |
| lifting points | Marks shown on the sides of a railway vehicle to denote where it is safe to place a lifting device or jack. sometimes referred to as jacking points. |
| track circuits | Means by which the passage of trains is detected and the information used to control signals provided for train safety and control. the simple track circuit consists of a relay energised by a low ... |
| point locks | Mechanical devices attached to points to ensure that they remain fixed for the passage of a train through them. in many countries, they are a legal requirement where passenger trains are operated.... |
| automatic dropping device (add) | Mechanism which causes a damaged or displaced pantograph to drop automatically to limit (further) damage to the overhead line equipment.rt |
| resistance control | Method of traction motor control formerly almost universal on dc electric. for more information see the electric traction pages page. |
| light rail vehicle(lrv) | Modern generic term for tram or streetcar. an electrically powered rail vehicle using rails embedded in the roadway or using dedicated rail tracks, or a combination of the two as in manchester, sh... |
| asynchronous motor | Modern traction motor type using three phase electrical supply and now the favoured design for modern train traction systems. can be used on dc and ac electrified railways with suitable control el... |
| ancillary movement | - Movements of locomotives and rolling stock directly in association with normal day-to-day train services.rt
- Movements of locomotives and rolling stock directly in association with n...
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| automatic open crossing (remotely monitored) | Now only one left on the network rail system (in scotland.)rt |
| primary suspension | On a railway bogie, the flexible interface between the vehicle axle and the bogie frame. it can consist of steel leaf or coils springs or rubber blocks. |
| lubrication, flange | One of the critical areas of wear on railways occurs at the point of contact between wheel flange and rail at curves. this wear reduces the flange profile and, if allowed to develop, can cause der... |
| faregate | Part of an automatic fare collection (afc) system where the device is placed at station entrances and exits to regulate access by reading a ticket inserted by the passenger and restricting access ... |
| horn (3) | Part of an axlebox guidance assembly mounted on the exterior of a bogie frame. |
| swing links | Parts of the secondary suspension system which attach the spring plank to the bogie side frames and which allow the plank some dynamic movement. |
| wheel slip | Phenomenon caused on a locomotive or power vehicle by over application of power to the drive system relative to the available adhesion. it can cause damage to electric motors and is normally autom... |
| main reservoir | Pressure vessel mounted in or under a railway vehicle to store compressed air for pneumatic systems such as brakes, power doors and air suspension. see the brakes page for more details. |
| hydrail | Railway vehicle that uses hydrogen as an energy carrier. the hydrogen might be used in a fuel cell or a combustion engine to provide power to traction motors. |
| emergency evacuation | Regarded as essential for underground railways, emergency evacuation systems are now incorporated into all new railway designs which run in tunnels or elevated viaducts for long distances. the sys... |
| automatic stop arm (us) | See (automatic) train stop (uk).uos (automatic) train stop (uk); |
| continuous brake | See brakes page brakes page; |
| duplex gauge | See brakes page brakes page; |
| electro-pneumatic brake | See brakes page brakes page; |
| equalising reservoir | See brakes page brakes page; |
| tread brake | See brakes page brakes page; |
| reversing siding | See centre siding. also known in the us a a "pocket track". centre siding; |
| auxiliary wire | See compound catenary.uos compound catenary; |
| current rail | See conductor rail. conductor rail; |
| scissors crossover | See crossover. crossover; |
| driver`s safety device (dsd) | See deadman deadman; |
| vigilance device | See deadman deadman; |
| inter-car gangway | See gangway. gangway; |
| approach track | See route signalling page route signalling page; |
| track section cabins | See section isolators. section isolators; |
| collector shoe | See shoe. shoe; |
| stepping back | See the article on crews, stepping back. the article on crews, stepping back; |
| auxiliary reservoir | See the brakes page. the brakes page; |
| vacuum brake | See the brakes page. the brakes page; |
| creep control | See the electric traction pages page. the electric traction pages page; |
| sepex | See the electric traction pages page. the electric traction pages page; |
| multiple unit | See train operations - multiple unit operation. train operations - multiple unit operation; |
| push-pull train | See train operations - push pull. train operations - push pull; |
| semi automatic signalling | Signalling system using "track circuits" as in automatic signalling, but with the ability of manual intervention to control trains or routes. nowadays, large areas can be controlled semi-automatic... |
| battery locomotive | Some electric railways, particularly those with long underground sections like the london underground or the hong kong mass transit railway, employ battery powered locomotives for use on engineer`... |
| radio control (of locomotives) | Some railways employ radio control of locomotives to reduce the manning required for shunting. this allows a locomotive to be moved from the ground and assists with safety as well as reducing the ... |
| guard irons | Steel arms suspended in front of the front wheels of a railway vehicle to prevent small obstructions getting under the wheels and derailing it. |
| automatic train regulation (atr) | Subsystem to ensure that the train service returns to timetabled operation or to regular, fixed headways, following disruption. atr subsystems adjust the performance of individual trains to mainta... |
| automatic train monitoring (atm) | Subsystem to monitor the train service by means of train describers, track circuit occupation or balise based data collection. atm is normally a subsystem of automatic train supervision (ats) and ... |
| live rail | Synonymous with conductor rail. |
| flange greasing | Synonymous with flange lubrication. |
| wheel slide | Synonymous with skidding and usually caused by over braking during poor adhesive conditions. it is a common cause of wheel damage, as it produces a flat spot (called a "flat") on the wheel where t... |
| nose suspended motor | System for mounting an electric traction motor in bogie. one end of the motor is attached to the axle it drives by two suspension bearings, while the other end is hung off the bogie transom plate ... |
| auxiliary supply | System for providing power for vehicle or train lighting, air conditioning, heating, on-board catering or passenger facilities and emergency battery systems. generally a train has two power supply... |
| centering device | System provided to ensure that a coupler returns to a central position when released and thus make re-coupling easier. used particularly for automatic couplers. |
| traction current | Term used for electric power supply used on electric railways for trains. normally supplied by overhead wire or third rail and collected by a pantograph on the roof of the train in the former case... |
| handing | Term used to denote the orientation of a vehicle which may require identification of the direction it faces, e.g. a locomotive with a cab at one end only. particularly applies to some types of mul... |
| unpaid area | The area of a station which can be freely accessed by the public and which is separated from the paid area by ticket checks or faregates. |
| paid area | The area of a station which can only be accessed by passengers who have paid a fare or who are in possession of a valid ticket. see also unpaid area. |
| jumper heads | The coupling sockets provided at the ends of a jumper. |
| balancing speed | The economical service speed at which the tractive effort of the train equals the train resistance and no further acceleration takes place. |
| secondary suspension | The flexible interface between the vehicle body and its bogies. like primary suspension, it can be steel or rubber and is now, in addition, often composed of an air cushion system employing rubber... |
| automatic systems | The hierarchy of the components of automatic assistance to the operation of trains is not clearcut. different authors advocate different structures. the structure presented described in the follow... |
| axlebox | The housing attaching the axle end to the bogie which contains the bearing allowing the axle to rotate. |
| anchor length | - The length of cwr track that is left clipped down during the stressing operation to ensure that no movement occurs at the fixed ends of the length being stressed.rt
- The length of cw...
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| line capacity | The maximum possible number of trains capable of being operated over a line in one direction. usually expressed as trains per hour, it will depend on all trains running at the same speed, having e... |
| automatic code insertion | The means by which, when a train terminates, the next working of its stock is automatically picked up by the signalling in iecc areas.rt |
| horn (2) | The part of a pantograph which curves down at each end of the collector head and which fractures if struck at speed to give, in the most modern examples, a detection signal to lower the pantograph... |
| road learning | The process by which train crew become familiar with a route over which they will work. gradients, layouts of tracks at junctions and positions of stations and signals are the most important featu... |
| adhesion coefficient (m) | The ratio of the tangential and normal forces that exist between the wheel and the rail at standstill and during motion. the adhesion coefficient for rolling motion is usually referred to as m r. ... |
| buffer locking | The result of the entanglement of the buffers of adjacent vehicles traversing sharp curves. as straight track is regained, the buffers force the vehicles off the track and cause a derailment. the ... |
| automatic train operation (ato) | The subsystem within the automatic train control (atc) system which performs functions otherwise assigned to the train operator (driver). ato is not generally considered to be safety critical sinc... |
