Amtrak mechanical department bureau of rolling stock engineering. Figure 2cyclic locomotives assignment subprogram algorithm. Electronic prints fall into two basic categories, electronic schematics and block diagrams. The roll contains c 12 waxed linen drawings of wiring diagrams for diesel electric locomotives. Diesel electric locomotives introduction an understanding of the structure of a locomotive mechanically and electrically is essential to a person attempting to perform maintenance and repair services on it. In locomotives, while it is common for all wheels to be powered, this is not universal. Tracing physical schematic wiring diagrams on diesel electric locomotives. The model name stands for broad gauge w, diesel d, mixed traffic m engine. You add the circuit breaker later in simulating transients the model of a line with uniformly distributed r, l, and c parameters normally consists of a delay equal to the wave propagation time along the line.
Pdf a multifrequency model of electric locomotive for. When it gets hot enough, water will condense into steam. The locomotive shall be diesel electric powered related alternative technologies will be considered for use in intercity corridor and commuter passenger service. British railways shunting diesel locomotives diagrams by british railways and a great selection of related books, art and collectibles available now at. The best online wiring and circuit diagram software. Electric locomotives the railway technical website prc rail. But, the initial cost for an electric car will be very high. General electric leads the way in locomotive manufacturing. Three phase induction motor used in electric locomotive has been considered for. Switch to detail view and click filter to locate a specific diagram quickly.
Electric locomotives and catenary power systems part 1. A copy of the license is included in the section entitled gnu free documentation license. The external power source system is electric, where the train collects current from a. Thyristor control schematic of ac electric locomotive power system with. The block diagram in figure five illustrates the acdc transmission. The locomotive is supported on the wheel through bogiebolster and suspension system. Electric locomotive auxiliary converter cabinet overvoltage suppression module drive circuit block diagram in the dcdc chopper circuit that fig. Operation of locomotives including energisation, haulage, different modes of operation. Most of the electrical symbols can be changed in their appearance, styles and colors according to users requirements. In the past, when conventional thyristors were the only choice, designers opted for current source inverter. Nov 23, 20 the locomotive is supported on the wheel through bogiebolster and suspension system. Block diagram of computer control, 9 and diagnostics of power assembly of acdc modernized diesel. Published by new haven railroad historical and technical association 1978. Learn more about the model, that consists of a hierarchical set of software.
Method for modeling of harmonic effect of ac high power electric traction. Electrical schematics are maps for designing and building circuits. Amtrak mechanical department bureau of rolling stock engineering specification for. Anyone needing practical experience in locomotive schematic wiring diagrams. The locomotive shall be dieselelectric powered related alternative technologies will be considered for use in intercity. Standard electrical symbols for electrical schematic diagrams. This basic directional signal adds a little operational flavor to a basic dc block system. Thousands of ge machines are in operation every day throughout the world. This diagram shows a single track block controlled by two power packs cabs which may be selected with a singlepole doublethrow spdt switch. Train equipment the railway technical website prc rail. The oneline diagram is similar to a block diagram except that electrical elements such as switches, circuit breakers, transformers, and capacitors are shown by standardized schematic symbols.
Describe the physical schematic wiring diagram along with its associated diagrams and wiring running list book, and to provide a guide to aid in the use and understanding of the diagrams and list. Steves railroad pages, information on dieselelectric. The locomotive shall be capable of operating at a sustained speed of 125 mph. Diesel locomotives use electricity to drive forward motion despite the name diesel. Railway electrical design of locomotives elecworks trace software. The class wdm3a is indian railways workhorse diesel electric locomotive. Diesel electric locomotive diagrams from the northern pacific railway mechanical department. With the global locomotive services of ge transportation, customers get the right support right when they need it with a goal of increasing product reliability, improving asset utilization and reducing. How the steam engine of the locomotive works a 21st century. Basically, solid fuel such as coal is burned to heat up water. Matlabsimulink based model for 25 kv ac electric traction. Often called the jet because of the sound the fans and blowers made as it flashed past. The wdm3a is the most common diesel locomotive of indian railways. Browse through categories like software development, digital ics, and manufacturing, along with end markets like automotive semiconductors, industrial automation processes, and.
If you think about a regular car not a hybrid car, or a truck, the petroleumfueled motor drives the axles mechanically, through a mechanical transmission system. Feb 18, 2014 advantages of electric locomotive electric engines are light weight, constituting only motors and wheel axles, and have almost no moving parts. In this paper, the problems arising from the design of electric locomotives with asynchronous traction drive with threephase ac induction motors are considered as including the debugging of. Electronic schematics represent the most detailed category of electronic drawings. Gms first applications of ac transmission were in the gp40 and sd40 of 1965 and 1966, respectively. History the first known electric locomotive was built by a scotsman, robert davidson of aberdeen in 1837 and was. Electrical diagram symbols standard electrical symbols for electrical schematic diagrams. This diagram shows an ac electric locomotive, collecting power from. Us6941218b2 automatic startstop system and method for. It is the first complete new track system lionel has introduced since 1957, and has rapidly gained popularity due to its ease of assembly, good looks, and large variety of available pieces. To zoom out press ctrl atsf 2102 loco exploded view diagram. Energyefficient operation of dieselelectric locomotives. Its products are used by numerous railroads to haul freight and passengers.
A control stand is a dieselelectric locomotive subsystem which integrates engine functional controls and brake functional controls, whereby all functional controls are at hand generally, within the operational radius of the locomotive engineers left forearm from hisher. Porting of existing micass2 based loco software into iec 611 compliant functional block diagram based plc language. Therefore, to be able to read electrical schematics you need to know electrical schematic symbols and which. The simulation of speed or position controllers in drive systems is achieved by using a relay block in a hysteresis type of controller, and a simple combination of gains, summers and integrator incorporating limiters to include antiwindup features in a pi type of controller. The highspeed allelectric railroad locomotive uses a catenarywire. To navigate through the ribbon, use standard browser navigation keys. Diesel locomotive, rail diesel car and gas electric car diagram book. There is hardly any field of engineering not finding its role in the design and development of electric locomotive. Gec17 mexico 10 ton battery locomotive, overseas visits, 3 phase invertor control software and control development, ligth traction apparatus and electronic control systems technical files. Conclusion main objective was to learn electric locomotive in railways. Click the image to learn more about visual problem solving using flowcharts and templates to get you started.
The figure below shows the block diagram of an ac locomotive system that employs single phase supply to drive three phase motor. This highlevel block diagram of the dieselelectric locomotive. The evolution locomotive is the most technologically advanced, dieselelectric, heavyhaul locomotive in the world today. An electric locomotive is a locomotive powered by electricity from overhead lines, a third rail or. The ep5 was a quick passenger locomotive, many times topping its maximum allowed speed of 70mph updated now with railsounds and command control, the. Lionel has three types of o gauge track fastrack, o, and o27 fastrack fastrack, introduced earlier this decade, has become lionels primary track line and is now standard in all lionel train sets. The standard electrical symbols are smart, industrial standard and vectorbased for electrical schematic diagrams. The map used to trace out circuits and locate trouble on dieselelectric locomotives is called a schematic diagram. A block diagram is a specialized, highlevel flowchart used in engineering. When the driver calls for brake, the power circuit connections to the.
Amtrak mechanical department bureau of rolling stock. A method and system for an automatic engine stop and start system in a locomotive that includes deactivating the automatic engine stop system in response to receiving an instruction to prevent the automatic engine stop system from automatically shutting down the locomotive without otherwise disabling the continued operation of the automatic engine stop system. Modern electric locomotive block diagram power circuit in ac electric locomotive the electric locomotive draws power from the over head equipment ohe with the help of pantograph and converts this electrical energy to mechanical energy, in controlled manner, through traction motors which drive the axles. Permission is granted to copy, distribute andor modify this document under the terms of the gnu free documentation license, version 1. Smartdraw circuit drawing software works with you instead of against you. Browse block diagram templates and examples you can make with smartdraw. Layout of the main equipment of the upgraded dieselelectric locomotive tep70. Open an wiring diagram or circuit drawing templatenot just a blank screen. Block diagram of hungarian dc locomotives download scientific.
History the first known electric locomotive was built by a scotsman, robert davidson of aberdeen in 1837 and was powered by galvanic cells batteries. Electric locomotives an electric locomotive is a locomotive powered by electricity from overhead lines, a third rail or an onboard energy storage device such as a chemical battery or fuel cell. The various components of this system include overhead contact wire, circuit breakers, pantograph, transformer, three phase traction motor, rectifier, inverter, smoothing reactor. Thus both emus and dmus and most electric and diesel locomotives have electric motors, and the control systems to drive them. Its structure provides a highlevel overview of major system components, key process participants, and important working relationships. The below will be described in further detail the utility model embodiment. Block diagram learn about block diagrams, see examples. Power system block setsimulation software focusingon rectifier inverter motor systems. A few sixaxle japanese locomotive designs use three sets of twoaxle trucks, with only the two end sets powered. Blockdiagram of the model of electric locomotive with extreme.
The air circuit breaker is provided on the roof of the locomotive and its main function is to disconnect the locomotive from high voltage supply. The block diagram for such an induction motor drive is shown in fig. Pdf modernization of dieselelectric locomotive 2m62 and. These track sections that turn a locomotive or train, such as a loop, wye or turntable, require special wiring to avoid a short. Reading schematics is all about recognizing the symbols and lines to see how they are connected. Download scientific diagram blockdiagram of the model of electric locomotive with extreme controller from publication. Transition is the process by which the transmission of a diesel electric locomoitve is brought from series wiring to parallel wiring. It collects current from overhead equipment through sliding contact by means of a pantograph. This is a simple guide to understand and read electrical schematics. Gec222210 electric locomotive schematic diagram of air system, air brake pipe and conduit arrangements. Modern diesel locomotive engines are designed to allow the power assemblies systems of working parts and their block interfaces to be replaced while keeping the main block in the locomotive, which greatly reduces the time that a locomotive is out of revenuegenerating service when it requires maintenance.
Indian railways is constantly striving to give quality inputs towards electric locomotive manufacturing and maintenance. I am thankful to the supporting people of the poh bhusawal. Three phase induction motor used in electric locomotive has been considered for the model. 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 diesel electric or gas turbine electric and not as electric locomotives, because the electric generatormotor combination. Model railroad wiring is an extremely interesting facet of the hobby and definitely part of its appeal. Electric locomotive diesel locomotive block diagram engine block fresh image train engines red arrow train tracks engineering. May 03, 2017 this feature is not available right now. The initial goal of a new model railroader flush with locomotives, track, and rolling stock is to operate two trains on his layout at the same time, each with independent.
The charge of the supercapacitor s from the energy source of locomotive fig. Electric locomotives ppt authorstream presentation. This is your goto resource where you can download circuitblock diagrams from all of the major manufacturers. The locomotives tackle everything from milelong ore trains in the australian outback to overcrowded passenger trains in india. Since 1993, it has been manufactured in india by the diesel locomotive works dlw, varanasi. Introduction an electric locomotive is a locomotive powered by electricity from overhead lines, a third rail or onboard energy storage such as a battery or.
It is used to design new systems or to describe and improve existing ones. Dwarka prasad principal liet polytechnic alwar submitted by subhash kumar b. The method of reducing a complex block diagram to a single block representing the transfer function of a complete control system is known as block diagram reduction technique. Compliance with amtrak clearance diagram d0555 latest revision 1. Add a pi section line block from the simscape electrical specialized power systems fundamental blocks elements library. A block diagram provides a quick, highlevel view of a. Smartdraw is the easiest circuit diagram maker on the market today. Electrical diagrams and schematics wiki odesie by tech. Management of locomotive tractive energy resources 201 closing the chain of the contactor k, the starting up of the diesel engine is running, feeding from accumulative battery of 110v x 550ah of much smaller capacity and parallelly connected supercapacitors.
Matlabsimulink based model for 25 kv ac electric traction drive. Description of power and auxiliary circuits block diagram level. To read and understand an electronic diagram or electronic schematic, the basic symbols and conventions must be understood. How the steam engine of the locomotive works a 21st.
Modernization of dieselelectric locomotive 2m62 and tep70. An electric car simply consists of three main components battery, controller and electric motor. Electric locomotive diesel locomotive block diagram assembly line engine block fresh image train. Similar programs were undertaken in italy, germany and spain. Trains travel, lights come on and off, switches switch, campfires burn, signals change, smoke comes out of the stacks, train whistles blow, with. Conversion of locomotive shed into a welding shop box canvas print made in the usa. Dieselelectric locomotive diagrams from the northern pacific railway mechanical department. Wiring diagrams for diesel electric locomotives science.
As mentioned in section 2, the fuel consumption of dieselelectric locomotive is. New haven railroad historical and technical association. Diagram of electric locomotive electric traction engineering. A multifrequency model of electric locomotive for highfrequency instability assessment. The locomotive is a collection of technologies prevailing and developed exclusively for the purpose or modified to the existing one. Block diagram of a diesel electric locomotive showing the basic. Electric train and locomotive propulsion sumida crossing. This function is readily translated into simulink block form. Feb 05, 2017 an electric locomotive is essentially a box full of transformers and semiconductors that converts electricity collected from external sources to the desired voltage to drive the traction motors.
Download scientific diagram block diagram of hungarian dc locomotives from publication. Our layouts and landscapes arent just there for viewing. It looks like your browser does not have javascript enabled. About 70% of all underground railways and light rail transport in the world. This paper presents a novel method of modelling ac traction drive using matlab. Speed is controlled by changing the number of pole pairs in the stator circuit, with acceleration controlled by. When in series, all current in the locomotive pass. The reference text on which this subcourse is based is a broad presentation of locomotive structure and a basic outline of maintenance.
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