An electric locomotive can be started at a moments notice whereas a steam locomotive requires about two hours to heat up. 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. Analysis of the electric locomotives neutralsection. Ge recently announced its intention to commence building of one of its diesel locomotives in south africa. Rudolf diesel patented his first compressionignition. Locomotives since wwii, the fouraxle bogie locomotive has been standard in passenger and goods service. Rail traction synchronous generators for dieselelectric locomotives abbs unique, vibration resistant traction generators boost the reliability of modern low emission engines. The maintenance cost of an electric locomotive is nearly 50% of that for a steam locomotive. Electric multiple units and locomotives manufacturer. 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. Railway information and support ivan pulevski ivan4. Each motor drives a small gear, which meshes with a larger gear on the axle shaft. An electric locomotive is a locomotive powered by electricity from overhead lines, a third rail or. All structured data from the file and property namespaces is available under the creative commons cc0 license.
A railway electrification system supplies electrical energy to railway. However, in present studies, few of them take the influence of harmonic resonance into account, except the. Softronic proudly continues the citys tradition in the locomotive manufacture, our top engineers coming from the former electroputere plant where over 3000 electric and diesel electric locomotives were built. Most electric locomotives get their power from overhead lines a. Traction motors in diesel locomotives ee publishers.
Product note rail traction synchronous generators for. Since it does not produce any smoke or corrosive fumes, electric traction is most suited for underground and tube railways. Dieselelectric traction is a well known and established technology for railways operators, but this alternative has a considerable uncerainty for the future because electric traction has a considerable superiority. Electric locomotive an electric locomotive is a type of locomotive which is powered by electricity, taking advantage of the high efficiency of electric motors. Traction energy consumption of electric locomotives and electric multiple units at speed restrictions. Here is an experiment on electric locomotive especially written for school and college students. Electric traction system main free download as powerpoint presentation. Involves use of electricity at some stage or other. Ohe through pantograph to traction transformer of the locomotive which is provided with a hotel load winding of.
Electric vehicle and electric motor traction motor refers to a type of electric motor. Hence, it is possible to achieve higher accelerations of 1. Abbs proven traction generator technology comes from. This control unit processes the commands coming from the driver or trainlines to form the reference values for. In china, both kinds of traction, the electric traction and the diesel one are used. Toshiba international corporation tic is toshibas premiere manufacturing base in north america. This provides the gear reduction that allows the motor to drive the train at speeds of up to 110 mph. Nebraskazephyr chicago union station not only has backup stationary generators to power the interlockings and critical systems within the building, there is a docking station where a metra or amtrak locomotive can be plugged in to provide emergency power should the stationary planrs fail. The traction effort z fin is computed from the torque mm at motor shaft, the gear ratio kg, the wheel radius re and the gear efficiency g see chap. Toshiba leading innovation diesel map of malaysia electric. They are also used in electric vehicles, such as electric milk.
Files are available under licenses specified on their description page. Overall length maximum width height diesel electric locomotives diesel engine 19,400 kg 1,ooo mm co co 116. Alternators, electric motors and control systems are at the core of all large locomotives. Pdf traction energy consumption of electric locomotives and. Scribd is the worlds largest social reading and publishing site. Amtrak mechanical department bureau of rolling stock. Electric railways are widespread throughout the world and there are many different varieties.
In the us, traction alternators ac were introduced with the 3000 hp single diesel engine locomotives, the first being the alco c630. Comments on the regional railroad network and power grid interconnection pdf. However the traction can be made also by employing over 15 locomotives. Products include electric motors and motor controls, adjustable speed drives, power electronics, transmission and distribution systems, and more. The converterfed induction motor drive allowed universal locomotives with high tractive effort at low speed, a rated power of up to 6. Rail transport is coming back into favour for the transportation of goods over long distances. It provided highestquality passenger train traction until the intro duction of the ice at db.
Electric traction 1701 however, the steam locomotive suffers from the following disadvantages. Traction systems for locomotives as a major supplier of traction systems, abb works with most of the leading rolling stock manufacturers and offers complete portfolio of traction solutions from a few 100 kw to more than 7 mw and for all types of locomotives e. Pdf design and dynamic problems of traction drive of electric. The motors used in electric traction have a very high starting torque. Experiment on electric locomotive electric traction. Dzc family has earned the trust of those whose business depends on smooth performance, of dieselelectric or. History of electric locomotive over indian railways. Also, it causes no damage to the buildings and other apparatus due to the absence of smoke and flue gases.
Besides, dieselelectric engines waste energy when resistivebraking is used. Pdf the analysis of design and dynamic features of the traction drive of the freight electric locomotive 2es10 is carried out. This chart will help troubleshoot locomotives equipped with locosound, a conventional sound system found in m. These allowed the gg1 to be run in either direction without the timeconsuming turning operation required by a steam locomotive. Dieselelectric locomotive sd90mac with threephase drive.
Electric traction docsanjeet8143 linkedin slideshare. To visit the railways repair shop at a nearby station, for study of electric locomotive. Several types of diesel locomotive have been developed, differing mainly in the means by which mechanical power is conveyed to the driving wheels early internal combustion locomotives and railcars used kerosene and gasoline as their fuel. For traction purposes mostly 3phase induction motors and d. Electric locomotives and motor coach trains require a reliable supply and distribution of power. The map used to trace out circuits and locate trouble on dieselelectric locomotives is called a schematic diagram. The installation of dynamic braking on diesel electric locomotives has become quite common. A n a ly t i c a l p r o b l e m at i c a l p a p e r by km siemens, was used, a modern electric locomotive with maximum power 6,4 mw, maximum speed 230 kmh, with asynchronous traction motor. The locomotives shall comply in all respects with the requirements of the applicable laws and regulations of the united states of america, especially the regulations of the federal railroad administration of the united states department of transportation such as, but not limited to, the part. 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 locomotives with onboard fueled prime movers, such as diesel engines or gas turbines, are classed as dieselelectric or gas turbineelectric and not as electric locomotives, because the electric generatormotor combination.
First train on electric traction started on 1500 v dc. Media in category ge electric locomotives the following 19 files are in this category, out of 19 total. The average working time of the sncb nmbs locomotives is around 4. All logos and trademarks in this site are property of their respective owner. Powerelectronics issues of modern electric railway systems. Just announced 0 advanced reservations 0 new arrivals 0 category. Two cabs for the crew were located in the middle of the body. A traction motor is used to make rotation torque on a machine. Electric traction on indian railways started with 1500v dc traction and therefore initial locomotives finding place on indian railway maps were only dc locomotive. Amtrak, metronorth 42 locomotives produced since 1995 main configuration and features. The correction parameters are formerly calculated from own energy consumption measurements on locomotives and emus, but the used correction parameters are needed to be specified.
The railway traction systems under study, taking account of all the processes of. Inverter rated 800 kw, 480 v, 3 phase, 60 hz air brake schedule. Electric locomotive and improve for new railways service. Electric locomotives enthusiast color paperback november 27, 2003 by brian solomon author. Traction inverter locomotive and traction control the control system of the entire locomotive is based on microcomputer technology. Engines for locomotive traction anglo belgian corporation. Once the power is transferred from the overhead wire usually. The two traction converters are directly fed from the 3 kv catenary via. System of electric traction mechanics of train movement. Electric traction is meant for locomotion in which the driving tractive force is obtained from electric motors called as traction motors. A gas turbineelectric locomotive gtel is a locomotive that uses a gas turbine to drive an electric generator or alternator, producing an electric current which is used to power traction motors. The cabs central location protected the crew in case of a collision. An electric locomotive can be supplied with power from. Railking locomotives with item numbers ending in 0.
Rechargeable energy storage systems, such as battery or ultracapacitorpowered mining locomotives a stationary source, such as a third rail or overhead wire a dieselelectric combines an onboard diesel engine with an electrical power transmission or storage battery, ultracapacitor system the distinguishing design features of. Traction energy consumption of electric locomotives and. A diesel locomotive is a type of railway locomotive in which the prime mover is a diesel engine. Use this chart to troubleshoot protosound 1 more commonly referred to as protosound or original protosound.
Battery electric drive, diesel electric drive, etc. This type of locomotive was first experimented with during the second world war, but reached its peak in the 1950s to 1960s. The traction motors provide propulsion power to the wheels. Traction system the abb traction system for dragon includes the following main subsystems see diagram on the opposite page right below. With more than 200 locomotives modernized, 23 new locomotives. Speed time, distance time and simplified speedtime curves, attractive effort for acceleration and propulsion, effective weight, train resistance, adhesive weight, specific energy output and. Electrics of diesel locomotive indian railways institute. Modern electric traction byhpratapebookand 33 pdf drive search and download pdf files for free. Electric traction is the most efficient of all other systems and is going to be the future system to be 5312. The development of locos on indian railways thus started. Traction motors are used in electrically powered rail vehicles such as electric multiple units and electric locomotives. By taking advantage of the traction motors ability to act as a generator, the diesel electric locomotive offers a form of braking power which, without the use of air, can be used as a speed controlling brake on grades. When you are in the market for an rto utex or outright purchase of a replacement traction motor, give us a call and let us help you find the right traction motor to keep you locomotive running smoothly.
1623 1104 730 631 1209 56 735 319 471 1288 749 1109 560 1273 1397 1575 343 273 1245 1489 863 80 731 1449 355 1638 890 1102 217 1515 1310 217 30 1102 1086 1028 703 622 229 154 27 126 939