Working of diesel locomotive engine pdf graphics

This mechanical energy moves pistons up and down inside cylinders. Unlike steam and diesel locomotives, electric locomotives do not carry their fuel on b. 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 turbineelectric and not as electric locomotives, because the electric generatormotor combination. The diesel locomotive works dlw in varanasi, india, is a production unit of indian railways, that manufactures diesel electric locomotives and its spare parts. It is the largest diesel electric locomotive manufacturer in india. Diesel locomotive works diesel locomotive works presentation shubham vishwakarma mechanical 3rd year aimt greater noida 2. Ci engines, ignition by compression in conventional engine diesel engine, pilot injection of fuel in gas engines eg, natural gas and diesel fuel dual fuel engines classification of engines engine speed low speed engines, 100 600 r.

Unlike in most diesel cars, where power is usually transferred from engine to the wheels via all the mechanical components like mechanical gear box. Diesel electric traction has the following advantages. Electric locomotives have provided hauling power to trains since 1837. Two stroke and four stroke engines, working principles, applications types, power and efficiency heat engine is a machine for converting heat, developed by burning fuel into useful work. Its idle speed is around 269 rpm, and its maximum speed is only 904 rpm. While the 645 series was intended primarily for locomotive, marine and stationary engine use, one 16cylinder version powered the 3319 titan prototype haul truck designed by gms terex division. The diesel engine drives an alternator, which produces electricity to run electric motors mounted on the locomotives axles. The engine and generator how diesel locomotives work. Explore a hybrid diesel locomotive from engine to engineer controls. In the uk, air conditioned passenger coaches get what is called electric train. Therefore, good performance of an engine is dependent on how quickly and completely the fuel can be burnt. Engine locomotives are popularly called engines, though the engine is only a part of the diesel locomotive, while electric locomotives do not have engines at all.

This 270,000pound 122,470kg locomotive is designed to tow passengertrain cars at speeds of. Gas engine diesel engine diesel is used as fuel petrol engine petrol is used as fuel gas engines propane, butane or methane gases are used 3. With a view to help the training centers to test the persons in a best possible way, camtech has compiled a question bank on diesel locomotives. A locomotive or engine is a rail transport vehicle that provides the motive power for a train. Class 70 diesel locomotive, number 70010, returns to the west coast main line wcml at carnforth, lancashire transport, diesel locomotive. This locomotive is equipped with auto engine startstop. The us emission standards for railway locomotives apply to newly manufactured as well as remanufactured railroad locomotives and locomotive engines. It is located on dlw to bhu road of the metropolitan city of varanasi.

Unlike steam and diesel locomotives, electric locomotives do not carry their fuel on board. Alco announced its century series of diesel locomotives in 1963 as a leap forward in power and reliability, an attempt to compete more aggressively with gmemd and ge in the marketplace. Diesel locomotive works dlw was established in 1961 in collaboration with ms alco, usa in the ancient city of varanasi. See more ideas about train, old trains and locomotive. Associated requirements document change made per dcr0050054. However, the underlying theme of the book is locomotive energy efficiency, fuel economy and the environmental. Train operators rely on diesel power across the full range of rail power applications. Ertms system with two ways working along the tracks. Modus operandi while no one plan will fulfill the requirement of every railway, the following system will provide a suitable frame work which can form the basis of a.

The diesel engine may start without operator action. Graph1 traction force for the passenger for diesel electrical locomotive. Giant machines like these are just full of technological treats. The 710 means that each cylinder in this turbocharged, twostroke, diesel v12 has a displacement of 710 cubic inches 11. Power can be supplied by the catenary, by diesel motors or by any new energy supply. Thats more than double the size of most of the biggest gasoline v8 car engines and were only talking about one of the 12 cylinders. Diesel locomotives an overview sciencedirect topics. Diesel locomotive stock photos download 11,571 royalty free. Sbb historic 126 2 2 gekuppelte dieselmotorlokomotiven mit oeldruckwechselgetriebe. Several types of diesel locomotive have been developed, differing mainly in the means by which mechanical power is conveyed to the driving wheels. The smallest locomotive engines up to 2,000 horsepower are used in switch operations in freight yards to assemble and disassemble trains or are. Diesel engines doehdbk1018193 diesel engine fundamentals history figure 1 example of a large skidmounted, diesel driven generator the modern diesel engine came about as the result of the internal combustion principles first proposed by sadi carnot in the early 19th century. The construction of diesel shunters began in 1920 in france, in 1925 in.

Feb 18, 2014 the simple nature of the electric engine makes them efficient and powerful. Match a locomotive part from column ii with its description in column i. The emd 1010 or emd 265 is a line of fourstroke diesel engines manufactured by electromotive diesel. The precursor to the 1010 was introduced around 1998 as the 265h or h engine. If a locomotive is capable of carrying a payload, it is usually rather referred to as a multiple unit, motor coach, railcar or power car. Choose from over a million free vectors, clipart graphics, vector art images, design templates, and illustrations created by artists worldwide. Locomotives popularly called train engines are the heart and soul of the railway system. Third group it is true of a dieselelectric locomotive engine that its. Early internal combustion locomotives and railcars used kerosene and gasoline as their fuel. Analysis, evaluation and simulation of railway diesel. While the documentation of diesel locomotives is extensive, walter simpsons new book brings a fresh perspective to the literature. Agricultural diesel engine 22 aircraft diesel engine 0 antique diesel engine 1 automotive diesel engine 35 construction diesel engine 3 highway diesel engine 20 industrial diesel engine 477 locomotive diesel engine 3 marine diesel engine 114 military diesel engine 6 truck diesel engine 76 turbine diesel engine 1. The h engine was initially designed for use as a 6,300 hp 4,700 kw 16 cylinder, the emd sd90mac.

Locomotives give life to coaches and wagons which are otherwise dead hunks of metal which can best qualify as shelters during rains, converting them into trains. 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. An electric locomotive is a railway vehicle that can move along rails and push or pull a train attached to it using electric power drawn from an external source, usually from overhead cables or a third rail. Electric locomotive and improve for new railways service. Locomotive for commuter and regional service in north america max. The dttcs and stcs are continuously trying to find out new methods to impart training to the supervisors and the artisans in a best possible way. As you can probably guess by now, the diesel electric uses a diesel engine to drive an electric generator, which then supplies the current to traction motors, which are geared directly to the locomotive s wheels. The basic purpose of an ic engine is to develop power by burning fuel. Pdf indian railways operates 12000 trains everyday and half of them are hauled by the diesel locomotives. Mouse over the part labels to see where each is located on the diesel engine. Finally we come the subject of this article, the diesel electric locomotive. The breakthrough for this type of locomotives was during 1950s which in turn implied the end of steam locomotive technology.

Bedplate supports it and furnishes a housing for the crankshaft. In the uk, airconditioned passenger coaches get what is called electric train supply. The diesel and electric locomotive story and working 24. A diesel internal combustion engine uses the heat generated from the compression of air during the upward cycles of the stroke to ignite the fuel.

Graph paper has exhausted in medha recorder indication. The combustion of fuel such as coal, petrol, diesel generates heat. Hybrid diesel locomotive the hybrid diesel locomotive is an incredible display of power and ingenuity. Failure to do so may result in death or serious personal injury. It combines some great mechanical technology, including a huge, 12cylinder, twostroke diesel engine, with some heavy duty electric motors and.

It combines some great mechanical technology, including a huge, 12cylinder, twostroke diesel engine, with some heavy duty electric motors and generators, throwing in a little bit of computer technology for good measure. United states us and european union eu emission standards for diesel locomotives are the most widely referenced and applied standards internationally. Reverses the direction of current in the traction motor field winding. Power comes from a charge of fuel being burned inside a cylinder. As the transmission is electric, the engine is used as the power source for the electricity generator or alternator, as it is called nowadays. Advantages of electric locomotive electric engines are light weight, constituting only motors and wheel axles, and have almost no moving parts.

Electrical apparatus f7 diesel electric locomotive p2. A number of years ago,my father bought an old caterpillar crawlerdozer with a 4 cylinder diesel engine with a small 2 cylinder gas engine as the starter. The pump may be built in multistage construction, with a fuel line leading to each cylinder. With a speed range like this, a locomotive would need 20 or 30 gears to make it up to 110 mph 177 kph. The engine alone weighs over 30,000 pounds,608 kg, and the generator weighs 17,700 pounds 8,029 kg. Emd freight locomotives have been specifically developed to deliver the leading fuel efficiency, reliability and maintainability railroads expect. It can be said that heat engine is equipment which generates thermal. This heat is supplied to a working substance at high temperature. Diesel locomotives are some of the coolest modes of transport out there. Lionels gp7 locomotive is built to run on either o or o27 track. What is the actual working of indian railways engine which. The design is derived from the stadler eurolight, and stadlers product name for this variant is the uklight delivery of the second batch of class 68s also for direct rail services, and the first to be. You will learn the working of diesel trains or diesel locomotives in this article.

The diesel locomotive equipped with an electric transmission device is referred to as a diesel electric locomotive. The reference text on which this subcourse is based is a broad presentation of locomotive structure and a basic outline of maintenance. While the average car engine today has about 200 hp, locomotive engines typically start at ten times that amount. The resulting electricity powers motors connected to the wheels of the locomotive. Apply to diesel mechanic, mechanic, electrician and more. Manual maintenance for diesel locomotives revised 20 printed. Starting a dieselelectric locomotive trains magazine. The 4000 hp, computer controlled gm locomotive has a large number of special and improved features visavis the alco design diesel locomotive presently running in indian railway.

There are many ways in which a locomotive can be the largest. Generator transmits mechanical action from the pistons to the crankshaft. Figure 3 rail energy efficiency and tmt, 19652001 aar 2002. With deliveries to over 75 countries, we have designed and produced more than 75,000 emd locomotive engines exceeding any other locomotive manufacturer, to create the largest installed fleet worldwide. A class 73 and a class 33 locomotive being coupled for multiple working on the uk rail network, multiple working is where two or more traction units locomotives, diesel multipleunits or electric multipleunits are coupled together in such a way that they are all under the control of one driver multipleunit train control. The gm locomotives have been included in the diesel locomotive fleet of indian railway.

They are both internal combustion engines designed to convert the chemical energy available in fuel into mechanical energy. Diesel engine this is the main power source for the locomotive. Inside the worlds largest operating diesel locomotive union pacific dd40x 6936 cheyenne, wyoming. The giant twostroke, turbocharged v12 and electrical generator provide the huge amount of power needed to pull heavy loads at high speeds. A diesel locomotive is a type of railway locomotive in which the prime mover is a diesel engine. Electric locomotives do not have a conventional engine in them as we have seen in a diesel locomotive. Check the engine oil pressure on the oil pressure gauge, it should read approximately 60 lbs. The engine is the most important part in diesel locomotives and supply the power to turn the wheels. When driver is working from right control stand and a9 is.

Exercise caution when working around the diesel engine, traction alternator, or radiator cab. The emd 645 family of diesel engines was designed and manufactured by the electromotive division of general motors. Diesel locomotive stock photos download 11,571 royalty. Diesel locomotives use electricity to drive forward motion despite the name diesel.

This report was prepared as an account of work sponsored by an agency of the united states. The diesel engine is started by means of two parallel connected. Sep 12, 2015 the working of a diesel locomotive is bit different if we compare it with the diesel automobiles. The gp7 is powered by a single wormdrive motor driving two magnetraction axles which enable it to pull a long string of passenger cars. Tier iv diesel engine graciela trillanesbruce wolff. Nowadays, diesel locomotives still are in excess in some countries and. Direction article development of efi for 4stroke locomotive diesel. Choices in column ii may be used once, more than once, or not at all. A gearbox like this would be huge it would have to handle 3,200 horsepower, complicated and. Racks on the injectors are positioned by the engine governor to control the amount of fuel injected into the engine cylinders. The diesel and electric locomotive story and working 24 coaches. As railroads around the world haul larger quantities of freight efficiently, the title of worlds largest locomotive has often been passed to new generations of rolling stock. It is often defined as the longest in length, but there is even a debate on whether or not to include the tender, which is equivalent to the fuel tank of a diesel, in the measurement. The main engine in this locomotive is a general motors emd 710 series engine.

Gasoline engines in theory, diesel engines and gasoline engines are quite similar. Early internal combusition locomotives and railcars used kerosene and gasoline as their fuel. When more than one diesel locomotive is used in a locomotive consist consist, with the emphasis on the first syllable, they are said to be mud together. Be it diesel or electric, locomotives are actually run by a set of electric ac. Introduction diesel electric locomotives were introduced on indian railway in 1950s. According to the types of internal combustion engine used, diesel locomotives can be divided into diesel engine and gas turbine engine, and diesel engine locomotives are most widely used. Pdf technologies adopted in diesel locomotive engines over. The book is an excellent primer on diesel locomotives that is wellillustrated with photographs and colorcoded drawings of diesels and their parts. The internal combustion engine was a dramatic improvement in efficiency over the steam locomotive. Amtrak mechanical department bureau of rolling stock engineering. A bnsf diesel electric locomotive a ge es44c4 type, a typical us. Route characteristics main stations in red, electrified and nonelectrified sections, double.

Diesel locomotives the railway technical website prc rail. Images photos vector graphics illustrations videos. Railways, which is a upgraded alco locomotive engine. While the 645 series was intended primarily for locomotive, marine and stationary engine use, one 16cylinder version powered the 3319 titan prototype haul truck designed by gms terex division the 645 series was an evolution of the earlier 567 series and a precursor to the. Currently, with what information is published, the most powerful articulated and single unit locomotive is the 2es10s 3es10, the strongestpulling is the iore, and the heaviest is the union pacific coal gtel. Locomotives work based on a really simple principle. You rope start the pony motorit warms the coolant and cylinders of the diesel, then you engage a clutch to use the pony to start the diesel in the case of the concept on locomotives, it.

The locomotive and the engine are two different things. Ac propulsion ac catenary supply all three nec systems and diesel propulsion. We are recognized worldwide for setting rail industry standards for performance and reliability, and delivering optimized efficiency for our customers. The ignition of diesel fuel pushes pistons connected to an electric generator.

The hybrid diesel locomotive is an incredible display of power and ingenuity. A diesel locomotive is a selfpowered railway vehicle that moves along the rails and pulls or pushes a train attached to it using a huge internal combustion engine running on diesel fuel as the prime mover or the primary supplier of power. The engine on our diesel locomotive has a much smaller speed range. Feb 05, 2017 electric locomotives have provided hauling power to trains since 1837. Ensure that aess is disabled before performing any maintenance on the locomotive. Tour of the generators, reverser and other electrical parts of a classic emd f7 locomotive. Comparison of efficiencies of diesel and gasturbine engines. A diesel locomotive produces the power in an internal combustion engine, and drives wheels through the transmission device. These workhorses offer optimal rail service across north and south america, europe, the middle east, africa and southeast asia, with a growing global presence. A diesel electric locomotive is similar to a road vehicle in having an internal combustion engine as the primary source of power. A dieselelectric locomotive is similar to a road vehicle in having an internal combustion engine as the primary source of power. Although commonly called diesels, the locomotives actually are electrically driven.