electric traction on railroad
1Railway electric traction — Contents 1 History 2 Unit types 2.1 DC traction units 2.2 …
2Electric locomotive — Electric Trains redirects here. For the 1995 Squeeze single, see Electric Trains (song). An electric locomotive is a locomotive powered by electricity from an external source. Sources include overhead lines, third rail or an on board electricity… …
3railroad — /rayl rohd /, n. 1. a permanent road laid with rails, commonly in one or more pairs of continuous lines forming a track or tracks, on which locomotives and cars are run for the transportation of passengers, freight, and mail. 2. an entire system… …
4Electric vehicle — Sustainable energy Renewable energy …
5Railroad electrification in the United States — comprised many different systems in many different geographical areas, few of which were connected. Despite this, there were a small number of common reasons for electrification.Streetcars and interurban systems are not within the scope of this… …
6Traction motor — A traction motor is a type of electric motor used to power the driving wheels of a vehicle such as a railroad locomotive, electrical multi unit train (such as a subway or light rail vehicle train), a tram, or an automobile. Motor… …
7Electric motor — For other kinds of motors, see motor (disambiguation). For a railroad electric engine, see electric locomotive. Various electric motors. A 9 volt PP3 transistor battery is in the center foreground for size comparison. An electric motor converts… …
8Railroad switch — For other uses, see Switch (disambiguation). A right hand railroad switch with point indicator pointing to right …
9Traction current pylon — A traction current pylon is a railroad pylon carrying at least one circuit for traction current. In Germany for traction current lines with two systems (4 conductor cables) as a rule pylons with single level arrangement of the conductor cables… …
10List of current systems for electric rail traction — This a list of the power supply systems that are, or have been, used for tramway and railway electrification systems. Note that the voltages are nominal and vary depending on load and distance from the substation. Many modern trams and trains use …
