Aug 22, 2016 the characteristic impedance and propagation constant define the behavior of signal propagation over the transmission lines. The first main objective of this article is to classify and describe the principal. The advent of electrification increases the level of overall maintenance on the rightofway. A harmonic free current in the threephase grid in traction regime is. Most plans have been designed using hooo gauge settrack with some sections of flexible track, and are grouped according to the size of. Electric motors for railway and trains soga energy team. Railway traction systems free download as powerpoint presentation. Ingeteam is a market leader specializing in electrical engineering and the development of electrical equipment, motors, generators and frequency converters. En 5015233 railway applications fixed installations particular requirements for a. Page 647 with constant potential, directcurrent circuits not exceeding 750 volts, the minimum spacing shall be ten inches 0 10. Introduction of traction system in hindi, electrical. Railway electric traction describes the various types of locomotive and multiple units that are used on electrification systems around the world. Catalogue of products uic international union of railways. Energy saving technologies in the railway vehicle traction field can be mainly.
The characteristic impedance and propagation constant define the behavior of signal propagation over the transmission lines. Why 25kv is used in railway traction system electrical4u. Electric traction alternating current electric power. The adobe flash plugin is needed to view this content. Multitrain simulation of dc rail traction power systems with. Non electric traction systems electric traction systems non electric traction system. If you need to print pages from this book, we recommend downloading it as a pdf.
Electric traction has many advantages as compared to other non electrical systems of traction including steam traction. Electric traction railway electrification encourages rural electrification as no special transmission line has to be run for this purpose. Health and safety policy statement v4 pdf download. The railway system division, in its commitment to future progress, has consistently achieved. Code for bonding and earthing for 25 kv, ac, 50 hz, single phase traction system appendix iii code of practice for earthing of power supply installations for 25kv, ac, 50 hz. Railway electrical engineering association of japan, vol. Railway traction motor market traction motor is an electric motor used for propulsion. Unfortunately, this book cant be printed from the openbook. Railway traction systems alternating current rail transport. The steam engine drive is the best example of a non electric traction system and it is the.
Elsewhere, the term was not used or did not have the same meaning. Download electric traction systems seminar report with ppt. Modeling and analysis of the electrical braking energy of urban. Railway electric traction is about the traction units that operate on a railway electrification system.
The entire railway electrification work shall be executed as per relevant is specifications drawings latest version applicable in all cases up to the date of tender. Stations, booster transformer stations and traction substations along with technical specifications of materials, components, fittings etc. More details on these and other aspects impacting the railway route are given later. This is a list of interurban railways in north america. This chapter presents a general description of the elements that characterize a railway electric transportation systems.
All were opened primarily as passenger carriers, although many survived as freight railways after passenger service ceased. Railway traction power transmission hvigbt modules are used for railway traction inverters and power transmission. Electric traction 1701 however, the steam locomotive suffers from the following disadvantages. Nov 09, 2017 railway electrification electricity is used to eliminate smoke and take advantage of the high efficiency of electric motors.
A fully electrified railway has no need to switch between methods of traction thereby making operations more efficient. Transactions of china electro technical society, 2016, 31 15. Scribd is the worlds largest social reading and publishing site. List of interurban railways in north america wikipedia. Electric traction free download as powerpoint presentation.
Electric traction on indian railways indian railway employee. Equivalent model and power flow model for electric railway. Electric traction will continue to play a dominant role in the railway since it is an. Some electric traction systems provide regenerative braking that turns the trains kinetic. Comparison of numerical methods for nodal analysis in electric railway traction network j. This european standard applies to electric traction overhead contact line systems in heavy railways, light railways, trolley busses and industrial railways of public and private operators.
Ac traction power supply rail electrification home. Barnes university of manchester, uk abstract power quality is increasingly important in the consideration of railway systems. On electrifications, technologically strong solutions were implemented until ones with. Imho, they are quite different, and both merit separate articles. Optimize mobility with the ac traction power supply ac traction power supply in mainline and regional rail service from consulting and planning to project implementation, commissioning, and worldwide service. With siemens, you can rely on highly available and reliable systems and low lifecycle costs. This european standard specifies the main characteristics of the supply voltages of traction systems, such as traction fixed installations, including auxiliary devices fed by the contact line, and rolling stock, for. Non electric traction systemmechanical traction system. Dc traction power supply mv switchgear for railway power. Ppt electric traction system powerpoint presentation.
If you continue browsing the site, you agree to the use of cookies on this website. Friends is video me ham electric traction ke bare me discuss kar rhe hai. The indian railways way and works manual incorporating uniform procedure and practices to be followed on indian railways was first published in 1954. By electric traction is meant locomotion in which the driving or tractive force is obtained from electric motors. If the electric energy is use in this process is called electric traction. Any crossover of content between the two should be avoided. However, electric railways did not appear until 1890 at. Railway and electric traction history is closely linked with the electrotechnic development rhythms, in particular transformers, motors and semiconductors. In this paper, we discuss how to tackle several problems faced by a traction power simulator so as to have the above properties while presenting a newly developed simulation tool called simux or simulator x 10 that can simulate multiline, multitrain dc rail traction power systems with regenerative braking. This book is a reproduction of that original, which has been scanned and cleaned by stateoftheart publishing tools.
Download product flyer is to download pdf in new tab. All ehv and 25 kv equipment is owned, installed, operated and maintained by the supply authority but 25 kv feeder circuit breakers alone are operated on remote control by the traction power controller tpc. Thomas davenport, in brandon, vermont, erected a circular model railroad on which ran batterypowered locomotives or locomotives running on batterypowered. Dec 17, 2014 electric traction on railways slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. A railway electrification system supplies electric power to railway trains and trams without an. A railway electrification system is the infrastructure that allow electric traction to operate.
Utilization of electrical energy and traction python textbook. Find the most uptodate version of en 50163 at engineering360. It can also be defined as the railway vehicle that provides the necessary traction power to move the train is referred as the traction or locomotive. Two countries that approach this ideal are switzerland and hong kong, but both use more than one system, so unless multisystem locomotives or other rolling stock is used, a switch of traction method may still be required.
Features of mitsubishi electric hvigbt modules for railway traction inverters and power transmission. Dec 15, 2009 electric traction on railways by philip dawson, 1909, electrician publishing co. Read online electric traction training centre south central railway. This site is like a library, you could find million book here by using search box in the header. 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. Electric traction is an environmental friendly, pollution free and energy efficient alternative to fossil fuels. Electric traction the system which use electrical power for traction system i. The seminar report and electric traction system ppt briefly discusses the requirements, types, supply system, traction motors, railway electric locomotives, braking system, advantages and disadvantages and recent trends. Train movement and energy consumption download chapter 8.
The sensitivity of this model has been computed with respect to frequency. Railway traction, reliability and safety in railway, xavier perpinya, intechopen, doi. Or electric traction means a locomotion in which the driving force is obtained from electric motors. Power supply installation in electric traction irieen. A traction system that doesnt use electrical energy for the movement of vehicle at any stage is referred as non electric traction system. Fashion, politic or strategic choices also influenced notably the evolution of electric traction.
Download uic leaflet 54, 8th edition, appendix i, updated january 2020. Ppt traction powerpoint presentation free to download id. The digital model for railway traction lines which includes railway tracks is developed, using curve fitting technique in matlab. Electric traction railways free download as powerpoint presentation. Electric traction basic, traction types, advantages, control for traction. The digital sensitivity values are compared with the values. It is used in electric trains, tramcars, trolley buses and diesel electric vehicles etc. Traction system which do not involve the use of electricity such as steam engine drive, ic engine drive etc. Digital model of railway electric traction lines springerlink. May 06, 20 traction mechanics is the study of train motion. When supported by insulators of the disc or suspension type, the crossing span and the next adjoining spans shall be dead ended at the poles, or towers, supporting the crossing, span, so that at these poles, or towers, the insulators shall be used as. 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 1.
Optimization of target speeds of highspeed railway trains for traction energy saving and transport efficiency improvement. With the introduction of modernization of track structure, mechanical maintenance of track and introduction of high speed trains in seventies and thereafter, the provisions in. Building an electric railway traction collectors library by serrell, lemuel william and a great selection of related books, art and collectibles available now at. Our team have a strong track record delivering traction power solutions for light and heavy rail network according to client standards. The traction power distribution system, comprising substations, feeder cables, ocs or third rails, lineside disconnect switches, impedance bonds and rail bonds. Railway technology today 3 edited by kanji wako railway electric power feeding systems. The traction system can be classified as non electric and electric traction systems.
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. Application of homopoty perturbation modal subinterval algorithm in power flow computation of island microgrid j. Electric traction railways electric motor components. 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. This traction power can be diesel, steam or electric power. This significantly reduces the life cycle costs of the vehicle. Contents hide 1 why 25kv is used in railway traction system. Gerapid dc highspeed circuit breaker english pdf leaflet abb dc railway infrastructure line card english pdf leaflet enviline dcgear brochure english pdf brochure enviline aru automatic receptivity unit english pdf brochure. Electric braking is superior to mechanical braking because of less wear on brake shoes, wheels and track. All books are in clear copy here, and all files are secure so dont worry about it.
Simulation study of regenerative inverter for dc traction substation. The principles of mechanical and electrical railway traction studies in mechanical engineering, 5 andrews, h. Advent of electric traction in ir dates back to 1925 when the electric train services introduced between bombay vt and kurla harbour on 1500 volt dc. The digital sensitivity values are compared with the values of.
Us782312a us11271602a us1902112716a us782312a us 782312 a us782312 a us 782312a us 11271602 a us11271602 a us 11271602a us 1902112716 a us1902112716 a us 1902112716a us 782312 a us782312 a us 782312a authority us united states prior art keywords rail magnet armature tho traveling prior art date 19020621 legal status the legal status is an assumption and is not a. Poor power quality affects the performance of trains and introduces problems for local distribution networks. Article information, pdf download for modeling and analysis of the. Dc traction motors 4 mfo experimental locomotive no. Studies electric traction railway vehicles, presenting various types of drives and auxiliary. The files used to make the plans can be found on the download page, meaning you can view the required parts and adjust them for your own requirements. At present 28 per cent of route kilometres on indian railways are electrified. This stream covers the works in traction and railway system, locomotive and electrified.
977 580 858 1450 189 1200 817 480 1355 1156 381 1324 86 1337 1443 861 52 1155 1495 1366 1565 847 462 249 766 1471 1477 428 554 909 989 1126 945 1278 416 119 1303 1044 591 644