Tram rail public transport

Tram tracks, trams track. Is a kind of rail transit, rail transit (Rail Transit) has a large volume, fast, safe, punctuality, environmental protection, energy conservation and land use and so on. Tram is a public transport, also known as tram or short tram, is a kind of light rail. A power-driven train, also known as a tram. ? but usually all walk on the street. The train is only a single section, up to three times. In addition, some of the cable car running in the urban track can also be counted as a kind of road tram. The world generally recognized that: the fundamental way to solve the problem of urban traffic is to give priority to the development of rail transit as the backbone of the urban public transport system.

Development editor

The development of the tramway and the development of trams is inseparable from the German trainer von Siemens in 1881 in the outskirts of Berlin laid the first tram track, by a rail power, another rail for the circuit. But this line of traffic on the street is too dangerous, and Siemens then use the transmission line high way to solve the power supply and security issues.

In 1884, the American C · J Van der Boer at the Toronto Agricultural Exhibition on the trial of trams to carry passengers. He tried the tram with a transmission wheel with a touch wheel and an overhead line transmission and rail to another circuit power supply method. In 1888 the United States in the United States in Sri Lanka Sparrow in the above method in a few Mara rail car route to switch to electric tractor driving, and the vehicle's collector device, control system, motor suspension method and drive the way Improved, so there is a modern tram.

1890 ~ 1920 is the tram in the world of great development period, before the First World War, the world almost every big city has a tram. Although the tram of the tram is fixed and can not give way, causing a lot of inconvenience in the traffic-crowded streets, Paris, London and New York quickly abandoned such trams, but there are many cities on the continent to retain this Trams.

Trams - all kinds of road trams:

Some road trams are not driven by the built-in motor, but instead use a cable traction called a cable car. These cables are usually driven by a machine fixed to a place.

Low floor tram: </ b>

Since the 1990s, there has been a low platform for road trams. Passengers boarded the low platform pontoon without having to go to any rung, the people with limited mobility is very convenient.