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A platform display, destination display or train describer (British English) is supplementing the destination sign on arriving trains giving passengers an advance information. Historically they did only show the next destination and sometimes the type of train. In later usage they were replaced by passenger information display systems (PIDS) allowing for real-time passenger information.
The first railway stations had only a time table for passenger information. On larger stations the train porters would help passengers to board the correct train matching with their ticket. They were supervised by a station manager that would handle the security requirements for each departing train. The first help in that task was a bell to remind passengers to board the train in time which on smaller stations does also announce the next train. Different directions would then be called out on the platform. At the time that trains grew into mass transport systems this was not enough anymore. The train handling became optimized to allow for less than a minute from arrival to departure at a stop which triggered the usage of loudspeakers and platform displays. The mechanical types were not standardized and every station had its own range of facilities as they seemed useful.
A train describer is originally an additional apparatus at British railways that ensures that the identity of each train is displayed on the signalbox panel together with the indication of that train's presence, usually offering routing information. [1] This routing information would then be passed through to the platform display for passenger information. Technically the train reporting number was pushed from one signal box to the next. A series of interconnected signal boxes form a train describer system (TDS) transferring train describer data to be shown on the respective signalbox panel in a train describer display. [2] The electric relay interlocking boxes were later replaced by electronic control boards where the train indication is just a text element on the video display.
In a centralized electronic interlocking the current train location and identification is used to predict the arrival at the next stop allowing for countdown clocks for passenger information. The term passenger information display has widely replaced the term platform display as station design can include different types of information displays - like a departure board in the main hall, a shorter list in the tunnels and an announcement of the next train on each platform side - which all get their information from a central electronic railway control system. Additionally passenger information displays have come into use for bus and tram stops as well where the destination display equipment is technically similar.
A railway signal is a visual display device that conveys instructions or provides warning of instructions regarding the driver's authority to proceed. The driver interprets the signal's indication and acts accordingly. Typically, a signal might inform the driver of the speed at which the train may safely proceed or it may instruct the driver to stop.
On a rail transport system, signalling control is the process by which control is exercised over train movements by way of railway signals and block systems to ensure that trains operate safely, over the correct route and to the proper timetable. Signalling control was originally exercised via a decentralised network of control points that were known by a variety of names including signal box, interlocking tower and signal cabin. Currently these decentralised systems are being consolidated into wide scale signalling centres or dispatch offices. Whatever the form, signalling control provides an interface between the human signal operator and the lineside signalling equipment. The technical apparatus used to control switches (points), signals and block systems is called interlocking.
Railway signalling (BE), or railroad signaling (AE), is a system used to control the movement of railway traffic. Trains move on fixed rails, making them uniquely susceptible to collision. This susceptibility is exacerbated by the enormous weight and inertia of a train, which makes it difficult to quickly stop when encountering an obstacle. In the UK, the Regulation of Railways Act 1889 introduced a series of requirements on matters such as the implementation of interlocked block signalling and other safety measures as a direct result of the Armagh rail disaster in that year.
On trains, the expression emergency brake has several meanings:
Radio Electronic Token Block is a system of railway signalling used in the United Kingdom. It is a development of the physical token system for controlling traffic on single lines. The system is slightly similar to North American direct traffic control, which unlike RETB does not have a cab display unit.
The railway signalling system used across the majority of the United Kingdom rail network uses lineside signals to control the movement and speed of trains.
Australian railway signalling varies between the States of Australia, because the individual States are responsible for the railway systems within their own borders, with, historically, no need to co-ordinate between states except at the boundaries.
Frankfurt (Main) Hauptbahnhof, also called Frankfurt Central Station and Frankfurt Main Station, is the busiest train station in the German state of Hesse. Due to its location near the middle of Germany and usage as a transport hub for long and short distance travelling, Deutsche Bahn refers to it as the most important station in Germany.
Hannover Hauptbahnhof is the main railway station for the city of Hanover in Lower Saxony, Germany. The railway junction is one of the 21 stations listed as a railway Category 1 station by DB Station&Service. It is also the most important public transport hub of the region of Hanover and it is served regional and S-Bahn services. The station has six platforms with twelve platform tracks, and two through tracks without platforms. Every day it is used by 250,000 passengers and 622 trains stop at the platforms. About 2,000 people work here.
München Hauptbahnhof or Munich Central Station is the main railway station in the city of Munich, Germany. It is one of the three stations with long-distance services in Munich, the others being Munich East station and Munich-Pasing station (München-Pasing). München Hauptbahnhof sees about 450,000 passengers a day, which puts it on par with other large stations in Germany, such as Hamburg Hauptbahnhof and Frankfurt (Main) Hauptbahnhof. It is classified by Deutsche Bahn as a category 1 station, one of 21 in Germany and two in Munich, the other being München Ost. The mainline station is a terminal station with 32 platforms. The subterranean S-Bahn with 2 platforms and U-Bahn stations with 6 platforms are through stations.
Munich-Pasing is a railway station in the west of Munich. It is the third-largest station in the city, after München Hauptbahnhof and München Ost.
A passenger information system, or passenger information display system, is an automated system for supplying users of public transport with information about the nature and the state of a public transport service through visual, voice or other media. It is also known as a customer information system or an operational information system. Among the information provided by such systems, a distinction can be drawn between:
A public transport timetable is a document setting out information on public transport service times. Both public timetables to assist passengers with planning a trip and internal timetables to inform employees exist. Typically, the timetable will list the times when a service is scheduled to arrive at and depart from specified locations. It may show all movements at a particular location or all movements on a particular route or for a particular stop. Traditionally this information was provided in printed form, for example as a leaflet or poster. It is now also often available in a variety of electronic formats.
Munich-Laim station is a station on the trunk line of the Munich S-Bahn between Munich Central Station and München-Pasing station. It is part of a large rail precinct, including Munich Laim marshalling yard. It has three platform tracks and is classified by Deutsche Bahn as a category 3 station.
A destination sign or destination indicator/destination blind is a sign mounted on the front, side or rear of a public transport vehicle, such as a bus, tram/streetcar or light rail vehicle, that displays the vehicle's route number and destination, or the route's number and name on transit systems using route names. The main such sign, mounted on the front of the vehicle, usually located above the windshield, is often called the headsign, most likely from the fact that these signs are located on the front, or head, end of the vehicle. Depending on the type of the sign, it might also display intermediate points on the current route, or a road that comprises a significant amount of the route, especially if the route is particularly long and its final terminus by itself is not very helpful in determining where the vehicle is going.
Halle (Saale) Hauptbahnhof is the main railway station in the city of Halle (Saale) in southern part of the German state of Saxony-Anhalt. The station is situated east of the city centre and is a category 2 station.
Ledbury Signal Box is a typical Great Western Railway traditional lever frame signal box which remains in daily use at Ledbury Station, Herefordshire, England on the railway line from Worcester to Hereford.
Memmingen station in the city of Memmingen in the German state of Bavaria. The current station building had two predecessors, with the original being opened in 1862. The Buchloe–Memmingen and the Leutkirch–Memmingen railways meet the Neu-Ulm–Kempten railway in Memmingen. The route from Munich to Zurich through Memmingen station is planned to be upgraded for tilting trains and electrified.
The Rosenheim–Salzburg railway is a continuous double track and electrified main line railway almost entirely within the German state of Bavaria. It is an international transport corridor, linking ‹See TfM›Rosenheim to Salzburg in Austria.
Prien am Chiemsee station is the largest station of the Bavarian market town of Prien am Chiemsee. The station was opened in 1860 and is classified by Deutsche Bahn as a category 4 station. It has four platform tracks, one of which is a bay platform. It is served by about 85 Deutsche Bahn trains each day. The station is a separation station and is located on the Rosenheim–Salzburg, Chiemgau Railway (Chiemgaubahn) and the Chiemsee Railway (Chiemseebahn).