If electric supply is used for driving a locomotive, the system is known as electric traction. They are also used in electric vehicles, such as electric milk. Thomas davenport, in brandon, vermont, erected a circular model railroad on which ran batterypowered locomotives or locomotives running on batterypowered rails in 1834. 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. Traction motors are used in electrically powered rail vehicles such as electric multiple units and electric locomotives. Traction by gino wickman overdrive rakuten overdrive. In general following electric traction systems exist. Abb traction and battery technologies to drive stadlers trains of tomorrow. In traction, youll learn the secrets of strengthening the six key components of your business. Electric traction rail transport alternating current. What is an electric locomotive systems and their types in india. A book for students, electrical and mechanical engineers, superintendents of motive power and others. Act of drawing or state of being drawn propulsion of vehicle is called tractions. The guidance is taken from the output of strings geno types in one.
Federal transit administration december 9, 2016 8 new insulators that can be removed for cleaning and then reinstalled. Voltage ehv at each traction substation which is owned, installed, operated and maintained by the railways. Ingeteam is a market leader specializing in electrical engineering and the development of electrical equipment, motors, generators and frequency converters. Electric traction is the most efficient of all other systems and is going to be the future system to be 5312. Application of flywheel energy storage for heavy haul locomotives. There are various systems of traction prevailing in our country such as steam engine drive, electric drive. Mitsubishi electric news releases mitsubishi electric. 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. Jun 27, 20 electric traction the system which use electrical power for traction system i. Electric vehicle and electric motor traction motor refers to a type of electric motor. Unit traffic,traction, highspeed train, rolling stock and subway railway cable. A traction motor is used to make rotation torque on a machine.
Published by traction orange company, wheaton, il 1966. 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. Download it once and read it on your kindle device, pc, phones or tablets. The shift to domestic production of electric equipment for public trams was going forward at the time, but these were simply exact copies. Involves use of electricity at some stage or other. Rail transport is coming back into favour for the transportation of goods over long distances. Comments on the regional railroad network and power grid interconnection pdf. Railway traction, reliability and safety in railway, xavier perpinya, intechopen, doi. 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. Here power is applied to the vehicle from an overhead wire suspended above the track. The drive which uses the electric power for moving forward, such type of drive is called an electric traction drive. 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 tubes of the original line had a 10 ft 2 in diameter compared to the 11 ft 8.
Electric traction the system which use electrical power for traction system i. The electric traction system can be broadly divided into two groups. Or electric traction means a locomotion in which the driving force is obtained from electric motors. Traction motor simple english wikipedia, the free encyclopedia. Thomas davenport, in brandon, vermont, erected a circular model railroad on which ran batterypowered locomotives or locomotives running on batterypowered. Request pdf application of flywheel energy storage for heavy haul locomotives at the. The trend of electrical and diesel energy cost in terms of unit charges and rslitre as compiled in the annual statistical statement of. By electric traction is meant locomotion in which the driving or tractive force is obtained from electric motors. Tomytec co ltd series 115 300 4car suburban commuter trainonly set standard dc tomix addon set a japanese national railways jrjnr shonan scheme, green, orange. On the nationalisation of the railways in 1948 he was appointed chief electrical engineer to the railway executive, and relinquished this post in 1950 to become general manager of the traction department of the english electric co. This article takes a look at the role that electric motors play in this sector of the transport industry. The most popular line voltages for overhead wire supply systems 1500v dc and 3000v dc. There are many other voltage systems used for railway electrification systems around the world, and the list of current systems for electric rail traction covers both standard voltage and nonstandard voltage systems. Based on years of realworld implementation in more than 100 companies, the entrepreneurial operating system is a practical method for achieving the business success you have always envisioned.
Electric traction will continue to play a dominant role in the railway since it is an. Act of drawing or being drawn is known as traction. Current status and apportunities 49 passenger traffic and 65. Developments in traction systems university of birmingham. A traction motor is an electric motor used for propulsion of a vehicle, such as locomotives, electric or hydrogen vehicles, elevators or electric multiple unit traction motors are used in electrically powered rail vehicles electric multiple units and other electric vehicles including electric milk floats, elevators, roller coasters, conveyors, and trolleybuses, as well as vehicles with. A railway electrification system supplies electric power to railway trains and trams without an onboard prime mover or local fuel supply. Electric traction was introduced on indian railways in year 1925 on 1. System of electric traction mechanics of train movement. Traction get a grip on your business download ebook pdf. Traction electric drive for railway application has. Traction get a grip on your business by gino wickman book report by gary tomlinson introduction.
Consulting engineer, professor of electric railway engineering. The track electrification refers to the type of source supply system that is used while powering the electric locomotive systems. This book is not another silver bullet management book or flavorofthe month strategy. What is an electric locomotive systems and their types in. Although experimental electric motors were built more than a century ago electric traction is a modern development. 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. Battery electric drive, diesel electric drive, etc. The system which use electrical power for traction system i. Free from smoke and flue gases hence used for underground and tubular railway. Protection products for railway superstructures gino,power resistors. The permissible range of voltages allowed for the standardised voltages is as stated in standards bs en 50163 and iec 60850.
Use features like bookmarks, note taking and highlighting while reading electric traction for railway trains. 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. 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. Railway traction system pdf different types of railway traction and their importance in the. Speed time, distance time and simplified speedtime curves, attractive effort for acceleration and propulsion, effective weight, train resistance, adhesive weight, specific energy output and consumption. Economics of electric vs diesel traction railelectrica. The railway receives 3phase power supply from the supply authority at a single point near the grid substation from where the railway runs its own transmission lines providing its own traction substations. Traction power electrification system investigation wmata. Traction motors in diesel locomotives ee publishers. Electric locomotivestraction trains show categories.
It is used in electric trains, tramcars, trolley buses and diesel electric vehicles etc. Abb as a pure traction chain and electrical partner for train builders and operators. Pdf flywheel energy storage system for city railway researchgate. This book is a reproduction of that original, which has. Ppt electric traction system powerpoint presentation. In an electric traction system the driving force to pull a train is generated by the traction motors. Electric traction current, car, railway, motor, motors. One of the major application of an electric drive is to transport men and materials from one place to another.
An electric locomotive is a locomotive powered by electricity from overhead lines, a third rail or. Electric traction 1701 however, the steam locomotive suffers from the following disadvantages. As we all know, it is electric locomoti ves that are at the forefr ont of railway traction, while the diesel locomotive is kept for some very specific uses. Electric locomotive in hindi electric traction youtube. 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. Optimising power management strategies for railway traction. Electric traction system 1 electric traction system presented by amit raj roll no. They are also used in electric vehicles, such as electric. Italian railways were the first in the world to introduce electric traction for the entire length of a mainline rather than just a short stretch.
Dc traction dc traction units use direct current drawn from either a conductor rail or an overhead line. The detailed traction system can be described by dividing it into three sections such as three phase supply system, traction substation and locomotive system which is described as follows. Distribution of the traction return current in at electric. Electric railways use either electric locomotives hauling passengers or freight in separate cars or electric multiple units passenger cars with their own motors. A predecessor company of abb secheron in geneva supplies the first electric tramcars in france to the city of clermontferrand.
The worlds first electric rack railway is installed at the montsaleve near geneva, using 500 v dc. Ppt electric traction system powerpoint presentation free. Successful companies are applying traction every day to run profitable, frustrationfree businessesand you can too. A railway electrification system supplies electrical energy to railway. Electric traction electrotechnics and electrification jeanmarc allenbach 2. Traction systems for locomotives and high speed applications. On electrifications, technologically strong solutions were implemented until ones with. Electric traction systems may be broadly categorized as those operating on. Its based on realworld experience, practical wisdom and timeless truths.
Feb 20, 2018 dc traction dc traction units use direct current drawn from either a conductor rail or an overhead line. The city and south london tube railway was opened in 1890, and marked the progress of electric traction. Electricity is typically generated in large and relatively efficient generating stations. Traction electric drive for railway application has to provide the adjustment of both rotor speed and. Power electronics technologies for railway traction systems. Railway and electric traction history is closely linked with the electrotechnic development rhythms, in particular transformers, motors and semiconductors. This book is a reproduction of that original, which has been scanned and cleaned by stateoftheart publishing tools. Railway technology today 3 edited by kanji wako railway. Fashion, politic or strategic choices also influenced notably the evolution of electric traction. Traction power electrification system investigation report washington metropolitan area transit authority. Tokyo, june 25, 2015 mitsubishi electric corporation announced today that it has completed the installation of, and begun testing, railcar traction converterinverter systems with allsilicon carbide sic power modules on n700 shinkansen bullet trains for central japan railway company jrcentral.