Use features like bookmarks, note taking and highlighting while reading electric traction for railway trains. Economics of electric vs diesel traction railelectrica. These pages feature many different electric lines from around north america. A new protection scheme for the dc traction system supply. The book on power supply installation in electrical traction was. Simmonsboardman books the railway education bureau. It is used in electric trains, tramcars, trolley buses and dieselelectric vehicles etc. From both ecological and economical perspectives, electric traction is the most favorable type of power supply for railways. In this paper a new protection scheme for dc traction supply system is introduced, which is known as overload protection method.
Section from the standard handbook for electrical engineers armstrong, a. Review of characteristics of different types of dc and ac motors used traction and their suitability moduleiv 10 hours rating and heating of electric drives, power loss, heating and cooling of motors, classes and duty and selection of motors, drives for specific application like steel, paper, textile mills. The electric traction system can be broadly divided into two groups. Electric equipment of privaterailway highspeed emus was comprised mostly of imports. Immerse yourself in the home of iconic locomotives and an unrivalled collection of engineering brilliance at the national railway museum. A 24coach 1430t passenger rake can be accelerated to 110km h in 240 seconds over 4.
Feb 20, 2018 dc traction dc traction units use direct current drawn from either a conductor rail or an overhead line. If electric supply is used for driving a locomotive, the system is known as electric traction. Network rail a guide to overhead electrification bath and north. At the bottom of each page is a link to return to the previous pages. With third rail dc and overhead ac traction offering numerous advantages and. Its reliability depends to a large degree on the contact lines, which have to operate safely under all relevant climatic conditions, needing as little maintenance as possible. Railway traction systems alternating current electric motor. A railway electrification system supplies electric power to railway trains and trams without an onboard prime mover or local fuel supply.
Distribution of the traction return current in at electric. Briefly described, an electric railway is a combination of a source of electric energy, means for transmitting it to vehicles along a right of way, including the raising and lower ing of electrical pressures and conversion of type of current, and motors on the. It is a pollution free system and with use of modern high. Fashion, politic or strategic choices also influenced notably the evolution of electric traction. Speeds are also restricted to 160kmh due to the technical limitations of the system. The principles of mechanical and electrical railway traction, volume 5 volume 5 of computeraided chemical engineering railway traction. Act of drawing or state of being drawn propulsion of vehicle is called tractions. Voith electric traction systems optimal traction for rail vehicles voith. Haut f j g the history of the electric locomotive, george allen and unwin, 1967, pp147 plus 258 illustrations of electric traction. In an electric traction system the driving force to pull a train is generated by the traction motors. Power electronics and electric drives for traction. The most popular line voltages for overhead wire supply systems 1500v dc and 3000v dc.
Distribution of the traction return current in at electric railway systems article in ieee transactions on power delivery 203. The mechanics involves conversion of overhead electrical powerdieselsteam power in rail horse power to haul a train encountering acceleration, train, grade, curve resistance and similarly braking. By electric traction is meant locomotion in which the driving or tractive force is obtained from electric motors. Railroad electrification in the united states wikipedia. Railway and electric traction history is closely linked with the electrotechnic development rhythms, in particular transformers, motors and semiconductors. On electrifications, technologically strong solutions were implemented until ones with. Electric traction substations study of railway seminarrs. Electric traction control the railway technical website prc rail.
Introduction fixed installations for electric traction ifte romanian railways have been built during 19651991. A comprehensive history of the development of electric rail traction from the middle of the 19th century. Electric locomotive classes ac indian railways fan club. The converter circuit of the converterinverter system has a dual configuration for. These, together with the height of steam locomotive chimneys, set the height and. Dec 26, 2018 open library is an open, editable library catalog, building towards a web page for every book ever published. Download it once and read it on your kindle device, pc, phones or tablets. Electric traction power the railway technical website prc rail. Review of characteristics of different types of dc and ac motors used traction and their suitability moduleiv 10 hours rating and heating of electric drives, power loss, heating and cooling of motors, classes and duty and selection of motors, drives for. Introduction classification electric traction railway traction third rail system overhead system traction is defined as.
Electric traction electric traction j upadhyay pdf modern electric traction h partab pdf traction citroen traction rail traction utilization and traction traction electrique fracture reduction traction traction by gino wickman traction by gino wickman pdf traction electrique allenbach traction gabriel weinberg and justin mares electric. Railway electrification as a means of traction emerged at the end of the nineteenth century, although experiments in electric rail have been traced back to the midnineteenth century. Ppt electric traction system powerpoint presentation free. A worldwide guide to modern diesel and electric traction, with a colour illustration and brief technical details of each locomotive type. Carries the electricity which is supplied to the train by its pantograph. With complete traction systems voith offers customized solutions and ensures optimal traction for new rail vehicles and repowering projects. Section from the standard handbook for electrical engineers.
Although experimental electric motors were built more than a century ago electric traction is a modern development. See all formats and editions hide other formats and editions. The year 1879 saw the birth of the first electric railway run by a german engineer werner van siemens using both the rails to carry the current. A railway electrification system supplies electrical energy to railway. Feb 05, 2018 an electric locomotive is a locomotive powered by electricity from overhead lines, a third rail or onboard energy storage such as a battery or a supercapacitor. Electric traction 1701 however, the steam locomotive suffers from the following disadvantages.
The system which use electrical power for traction system i. The permissible range of voltages allowed for the standardised voltages is as stated in standards bs en 50163 and iec 60850. The shift to domestic production of electric equipment for public trams was going forward at the time, but these were simply exact copies. Edward arnold 1922 not in ottley available on internet. The siemens es64u4 is the current confirmed holder as the fastest electric locomotive at 357 kmh 222. The common reasons for electrification in the united states include. It is used in electric trains, tramcars, trolley buses and diesel electric vehicles etc. Unit traffic,traction, highspeed train, rolling stock and subway railway cable leroy. Electric locomotive in hindi electric traction youtube. Railway electric traction describes the various types of locomotive and multiple units that are used on electrification systems around the world. A book for students, electrical and mechanical engineers, superintendents of motive power and others by edward parris burch, first published in 1911, is a rare manuscript, the original residing in one of the great libraries of the world. There are various systems of traction prevailing in our country such as steam engine drive, electric drive.
Lmsr steam locomotive with tender duchess of hamilton 462. The trend of electrical and diesel energy cost in terms of unit charges and rslitre as compiled in the annual statistical statement of indian railways is as follows. Review of power electronic transformer in railway traction. What is an electric locomotive systems and their types in india.
A wide variety of electric traction systems are used on rapid transit systems. How trolley cars, interurban cars, and electric freight locomotives operate, and how a railroad must be constructed and maintained to support them, is the subject of this wonderful, historic book. Laws banning steam locomotives smoke abatement a number of municipalities passed laws in the early part of the 20th century forbidding steam locomotives from operating within city limits, after some bad accidents caused by the awful conditions of visibility in smoke and steamfilled tunnels and. In 1881, siemens halske built the worlds first electric railway in. Halberstadt rail,tools and equipment for railway maintenance facilities. Electric traction current, car, railway, motor, motors. Nov 09, 2017 electric traction 1879 after many decades of satisfactory performance, the steam engines were to give way to more modern locomotives.
Buy utilization of electrical energy and traction book online. Buy utilization of electrical energy and traction book online at best prices in india on. Electric motors are a common means of powering a train, whether the energy required is carried onboard the train in the form of a diesel engine and its fuel or. How the railways were used to transportand treat injured servicemen. Jul 25, 20 economics of electric vs diesel traction on account of fuel cost is evaluated based on the rupees spend towards energy bill for hauling gtkm of load. The principles of mechanical and electrical railway traction, h.
In this scheme, with the knowledge of the number of traveling trains between two traction substations and the value of current which is drawn from each substation, the occurrence of short circuit fault is detected. Railway technology today 3 edited by kanji wako railway. Clicking on the selection below will take you to that state where each city listed appears. Electric railways use either electric locomotives hauling passengers or freight in separate cars, electric multiple units passenger cars with their own motors or both. This book is a reproduction of that original, which has been scanned and cleaned by stateoftheart publishing tools. Radiant enterprises,electrical bushings and insulators for the railway. Electric traction has many advantages as compared to other nonelectrical systems of traction including steam traction. The railway traction systems under study, taking account of all the processes of. Thomas davenport, in brandon, vermont, erected a circular model railroad on which ran batterypowered locomotives or locomotives running on batterypowered. Act of drawing or being drawn is known as traction. Power electronics technologies for railway traction systems 309 a maximum of 3. There is a wide variety of electric traction systems around the world and these have.
Electric traction system 1 electric traction system presented by amit raj roll no. The first practical electric cars debuted in 1879 when a 150v dc, 2. The moscowodessa train in vinnytsia railway station. When electric railway engineering was originally published in 1915, the electric railroad was rapidly transforming the nations cities and suburbs. Comparative specifications wap7d as of early 2011, this is a proposed loco design by rdso based on the wap7, but with igbt drives, and some changes to components. Power electronics technologies for railway traction systems. Ppt electric traction system powerpoint presentation. Building an electric railway traction collectors library by serrell, lemuel william and a great selection of related books, art and collectibles available now at.
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