Jun 23, 2016 a maglev train car is just a box with magnets on the four corners, says jesse powell, the son of the maglev inventor, who now works with his father. The film also features an animation segment explaining the physics. How to build a simple electromagnetic train frugal fun. The name maglev is derived from magnetic levitation. The first is the magnetic repulsion, which provides the force for levitation. This book provides a comprehensive overview of magnetic levitation maglev technologies, from fundamental principles through to the stateoftheart, and describes applications both realised and. Give your children with the knowledge to make our world a better place to live. In this study, we tried to concentrate on basics of superconductors, types of superconductors, their properties and application in magnetic levitation system. It is used in the various cases, including clean energy small and huge wind turbines. By the end of the project youll understand how forces interact to change. Then build a magnetic levitation train with this kit. Railway technology today 12 edited by kanji wako magnetic levitation maglev technologies the tokaido shinkansen began operations in 1964 and was an immediate success. Maglev systems utilize the fundamental physics of electric currents experiencing forces atadistance. It carries passengers a distance of 19 miles 30km in 8 minutes, reaching a top speed of over 250 mph 431 kph coates, 2004.
There are two important types of levitation technology. The eds system works as an opposing pole for the magnetic field on the front of the train, this way the train can move without any other force while the train is levitating on the track. Build a magnetic levitating train that can balance on a magnetic track without falling. Maglev derived from maglev could be a conveyance technology that uses magnetic levitation to move vehicles while not creating contact with the bottom or an electrical pickup. Maglev train, a floating vehicle for land transportation that is supported by either electromagnetic attraction or repulsion. Jul 06, 2017 this feature is not available right now. Give each team their track section and their train starter see getting ready. First described by robert goddard, american rocket scientist, 1909 scientific american. Many researches and developments concerning the maglev train have been accomplished.
Dec 26, 2012 it is important to note that with attractive forces created between the train and the track. The shanghai maglev figure 2, which resulted from this venture, is now the only highspeed maglev train in commercial use. Maglev train propulsion and levitation may involve the use of superconducting materials, electromagnets, diamagnets, and rareearth magnets. T railway technology today 12 edited by kanji wako magnetic. The maglev transportation system is more stable, faster, economic, efficient. Levitation force analysis of medium and low speed maglev vehicles. However without critical advances in tunneling and maintaining a vacuum tube, the cost of implementing such technology is critically high.
This book provides a comprehensive overview of magnetic levitation maglev technologies, from fundamental principles through to the stateoftheart, and describes applications both realised and under development. Owi has fabricated an intricate magnetic levitation train kit to engage curiosity and. The magnetic levitation technology can be used as an efficient technology in. Theory of superconductivity and use of superconductors in. Maglev short for magnetic levitation trains can trace their roots to technology pioneered at brookhaven national. Magnetic force is used to counteract the effects of the gravitational acceleration and any other accelerations. The in creasing attention in the applications of lin ear electric m otor theory has brought interest and challenges for the. Magnetic levitation maglev is a system of train transportation that uses two sets of magnets, one set to repel and push the train up off the track as in levitation, then another set to move the floating train ahead at great speed taking advant. This is to certify that the work in the thesis entitled controller design for magnetic levitation system by abhishek nayak is a record of an original research work carried out by him under my supervision and guidance in partial fulfillment of the requirements for the. If the force is large enough, the moving magnet can levitated. Magnetic levitation is the process of levitating an object by exploiting magnetic fields. Maglev derived from magnetic levitation is a system of train transportation that uses two sets of magnets, one set to repel and push the train up off the track, then another set to move the floating train ahead at great speed taking advantage of the lack of friction. Train 1 project is to design and implement levitation, guidance, and propulsion for a small scale train.
Using magnetic levitation to distinguish atomiclevel differences in chemical composition of polymers, and to monitor chemical reactions on solid supports. Magnetic levitation express kit let us work together to be a part of the larger conversation of energy efficiency and celebrate environmental friendliness and sustainability. Magnetic levitation, also known as maglev is used in a similar way to levitate objects in air without any support, using magnetic field. The worlds premier highspeed rail operator central japan railway company jr central developed the system. Maglev systems represent a promising evolution in the highspeed ground transportation, offering speeds in excess of 500 mph along with the potential for low operating costs and minimal environmental impact. The big difference between a maglev train and a conventional train is that maglev trains do not have an engine at least not the kind of engine used to pull typical train cars along steel tracks. In this project were going to be building a model train that floats instead of rests on tracks, called a maglev train. Pdf this paper discusses the propulsion technology of magnetic levitation train from an electrical engineering point of view. Magnetic force is used to counteract the effects of the gravitational acceleration and any other accelerations the two primary issues involved in magnetic levitation are lifting forces. The magnetic forces are assigned to lift and propel the vehicles along the guide way. Maglev 1 magnetic levitation experiment quanser consulting inc. The magnetic levitation train maglev project uses the concepts of electromagnetism and electrical machinery to levitate and propel a train along a track. V3 department of mechanical engineering, magna college of engineering, magaral, chennai, india 1,2, 3.
Discover the gravity defying effects of magnetism through experiments in equilibrium, gravity, and magnetic fields. Compared to conventional wheeled trains, differences in construction affect the economics of maglev trains. Because the masses of the vehicles are large, large forces are required for magnetic suspension. To overcome among these problems, a maglev train can gives better solution than any other system but cost estimation is necessary to develop a highly adaptive and safe maglev syatem. Magnetically levitated train is a highly modern vehicle. Magnetic levitation maglev or magnetic suspension is a method by which an object is suspended with no support other than magnetic fields. The magnets used in magnetic levitation suspend an object free of contact with any surface, making it particularly appropriate for highspeed 275300 mph435475 kmh transportation, where it greatly reduces friction and allows for fast, quiet operation. Currently, ems levitation practices are being applied in germany on a system known as transrapid 9. If you disconnect either end of the wire from the battery, the magnetic field is taken away. James powell and gordon danby of brookhaven received the first patent for a magnetically levitated train design in the late 1960s. What is the magnettrains and magnetictracks and why is it needed. Here is an interesting project for kids that explores both electricity and magnetism build a simple electromagnetic train. To see one possible method for levitating the train, look at transrapids design, displayed in the figure below 10. T railway technology today 12 edited by kanji wako.
The train will be floating about 10mm above the magnetic guiding track. Magnetic levitating trains electrical and computer. Worlds fastest trains maglev capable of 3,500 kmh youtube. The propulsion of the train is mainly based on two types of motors. As you may have figured out looking at the word maglev, maglev trains are trains that use magnetic levitation. The first laboratory scale train using the inductrack method was demonstrated in 1998. Vactrains are a upgraded form of maglev trains in vacuum tubes, the lack of air resistance allows the train to travel up to 45000 mph, which is 56 times the speed of sound using relatively little power. Key laboratory of magnetic levitation technologies and maglev trains ministry of education of china.
The levitation halbach array induces current in the track which induces a magnetic. The benefits of this method are that it is simpler to. Jun 14, 2016 it could be possible on a maglev train. Ems figure 5 uses the attractive force of electromagnets placed on the guideway and on the train to achieve levitation. Nope, no photoshop and no fishing line were used to make this picture, just 100% pure physics and some patience. Apr 26, 2012 magnetic levitation train free download as powerpoint presentation. In magnetic levitation maglev, also known as magnetic suspension, this basic principle is used to suspend or levitate vehicles weighing 40 tons or more by generating a controlled magnetic force. Development history in the early development stages, superconducting magnet technology was considered an esoteric technical field and some people assumed that the technology could never be used for commercial train travel. When the motor is powered, the train begins to move on wheels along the track. The objective of this project is the creation of a laboratory scale magnetic levitating train. The magnetic levitation force is ideal for supporting a train at very high speeds. Designing and constructing superconducting magnetic levitation maglev trains using bulk superconductors and magnets is an exciting topic that can challenge science students. Magnetic levitation is a process by which a magnet over a piece of a metal causes electrical current to flow in the metal that, in turn, produce forces that push the magnet upward. If magnetic repulsion is used, it is known as magnetic levitation.
Their linear liner train is the scale replica of the recordbreaking 603 kmh 375 mph sc maglev superconducting magnetic levitation train. One set is placed over the track to levitate the train, while the other set is placed above the motor to provide propulsion. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. If you need additional magnetic strips or want to make your own kits, please use the product code magtape. The engine for maglev trains is rather inconspicuous.
Vacuum tube train systems might hypothetically allow maglev trains to attain speeds in a different order of magnitude, but no such tracks have ever been built. This instructable explains how you can build your own top hovering in the air like a ufo. The line is the third commercially operated maglev line in history after the british birmingham maglev and the german mbahn, the oldest commercial maglev still in operation, and the first commercial highspeed maglev with cruising. Maglev vehicles use non contact magnetic levitation, guidance and propulsion systems and have no. The propulsion of a magnetic levitation maglev train is caused by a linear motor. Using principles of magnetism to float in the air against gravity is called magnetic levitation. The video includes the physical principles involved in each maglev. With maglev, a vehicle travels along a guideway using magnets to create both lift and propulsion, thereby reducing friction by a great extent and allowing very high speeds. Review article the most important maglev applications. Although the united states pioneered in the theoretical approaches and. This model maglev train uses superconductors and magnets to float above the track. Challenge the team to balance their train on the track. Basic principle of maglev trainsmaglev trains have to perform the following functions to operate in high speeds1.
The rand corporation has depicted a vacuum tube train that could, in theory, cross the atlantic or the usa in around 21 minutes. The scmaglev superconducting maglev is a magnetic levitation maglev railway system based on the principle of magnetic repulsion between the track and the cars. Ppt magnetic levitation train powerpoint presentation. The train will be propelled to move by the guide way itself. Levitation means to rise or float in the air especially in seeming defiance of gravity. The train consists of at least two sets of halbach arrays. This increases efficiency, reduces maintenance costs, and increases the useful life of the system. There are two main properties that allow the levitron to levitate stably. Pdf propulsion of magnetic levitation train researchgate.
Maglev train magnetic levitation abbreviated as maglev is an advanced technology of levitation that uses magnetic forces for the propulsion of vehicles rather than using wheel, bearing and axels. Maglev derived from magnetic levitation is a transportation method that uses the energy in magnetic levitation to move vehicles with no contacts between the track and moving vehicle. By removing friction, these vehicles can travel at speeds higher than wheeled trains, with considerably improved propulsion efficiency thrust energyinput energy and reduced noise. Maglev is the system of transportation that uses magnetic levitation to suspend,guide and propel the vehicles using magnets. Maglev derived from magnetic levitation is a system of train transportation that uses two sets. The project may be a multiyear project, because the entire system must be created. A superconductor is a material which conduct an electric current without resistance. Post is currently the head of the lowspeed urban maglev program under the u.
This intriguing video has been making its way around facebook its a simple electric train made out of coiled copper wire and a train car comprised of a battery with magnets on both ends. The train is propelled by the changing in magnetic fields. Magnetic levitation train technology the objective of this project is the creation of a laboratory scale magnetic levitating train. It includes a history of maglev science and technology showing the various. The levitation is induced by the motion of the train. The previous work of paul friend in 2004 includes the development of a laboratory scale model train containing permanent magnets, hung above a rotating wheel. Winner of the standing ovation award for best powerpoint templates from presentations magazine. Observer based controller for magnetic levitation system engr. Experimenting with a superconducting levitation train eric. Maglev system represent a promising evolution in highspeed ground transportation, offering speed in excess of 500 mph along with the potential for low operating costs and minimum environmental impact. Principle of lateral guidence in ems the levitation magnets and rail are bothsystem.
The reason for choosing the inductrack method and a basic explanation of the inductrack method for magnetic levitation are given. According to this there is no contact between track and wheel, so frictional loss in drive is negligible. Magnetic levitation is used in a new generation of train that will have cruising speeds. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that todays audiences expect. Maglev trains were conceptualized during the early 1900s by american professor and inventor robert goddard and frenchborn american engineer emile bachelet and have been in. The goal of this effort is to investigate the feasibility and.
If the magnetic force of attraction is used, it is known as magnetic suspension. Levitation, superconductivity, model train, stability. Magnetic levitation is a highly advanced technology. Other than airplanes, fast and commercial transportation is limited. Maglev does not only refer to the train but also the track on which they run. Since then, japans shinkansen network has expanded considerably, and its success has prompted rapid development of highspeed railways in other countries. Organize participants into teams of three or four people. Check if the weight is balanced by the magnetic levitation force. The magnetic field on the back of the train will change to the same pole of the magnetic field on the train which pushes the train. Levitation is the ability for the train to stay suspended above the track. Scribd is the worlds largest social reading and publishing site. The train has light but powerful superconducting magnets, and the guideway has energized coils along the sides.
Maglev systems are currently in use for applications such as bearings, highspeed trains, and manufacturing. In a commercially available magnetic levitation train, a superconducting magnet and electromagnet are used to lift the train and move it on the rail. Maglev train capable of 3,500 kmh theoretically if inside a vacuum tunnel high speed magnetic levitation train. Magnetic levitation principles introduction magnetic fields are used to describe forces at a distance from electric currents. The concept of magnetically levitated or maglev trains is of very. In the past, magnetic levitation was attempted by using permanent magnets.
Takara tomy, the japanese entertainment company that makes childrens toys and merchandise is the creator of the fastest toy train in the world. Observer based controller for magnetic levitation system. Feb 10, 2008 watch the entire video before commenting. Maglev derived from magnetic levitation is a transport method that uses magnetic levitation to move vehicles without making contact with the ground. The basis of maglev trains mechanisms are magnetic levitation.
This system separates levitation and guidance, making the distinction easier to see. For decades, conventional trains, a major source of land transportation, have served people around the world. The ball elevation from the post is measured using a sensor embedded in the post. The shanghai maglev train is the fastest train in operation, reaching a top speed of 270 mph. Magnet that use in magnetic levitation may be permanent magnet or electromagnet. Download the seminar report for magnetic levitation. The method currently being pursued is a passive levitation and guidance system that is controlled by the propulsion of the train. Maglev derived from magnetic levitation is a system of train transportation that uses two sets of magnets, one set to repel and push the train up off the track, and another set to move the elevated train ahead, taking advantage of the lack of friction.
Levitation is the process by which an object is suspended against gravity, in a stable position, without physical contact. The train propels forward without any friction from moving mechanical parts. One electromagnet pole faces a black post upon which a 2. These systems are most often described in terms of the interaction of electrical current with magnetic fields. Maglev short for magnetic levitation trains can trace their roots to technology pioneered at brookhaven national laboratory. The common point in all applications is the lack of contact and thus no wear and friction. The second are gyroscopic effects due to the spinning of the top, which account for the stability of the levitation. The magnetic field created in this wireandbattery experiment is the simple idea behind a maglev train rail system. A new strategy for improving the tracking performance of magnetic. Thus, there is no need of any engine inside he train. Magnetic levitation maglev is a highly advanced technology. Anderson and morten ring eskildsen department of phyy,sics, university of notre dame, notre dame, indiana 46656, usa what is a superconductor. Maglev is a method of propulsion that uses magnetic levitation to propel vehicles with magnets rather.
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