The shanghai maglev train or shanghai transrapid chinese. Magnetic levitation control system from theory to practice. If a small permanent magnet is placed above a superconductor, it can be levitated by this repulsive force. It employs diamagnetism, which is an intrinsic property of many materials referring to their ability to temporarily expel a portion of an external magnetic field. Ralph hollis, research professor, the robotics institute, carnegie mellon university. 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. He showed that stable contactfree levitation by forces between static. Development of linear motorpropelled, contactless maglev systems is. The linear motor was built, but due to time and budget.
Magnetic levitation theory and application based on levitation such as train,toy,turbine etc. 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. Apr 10, 2011 magnetic levitation theory and application based on levitation such as train,toy,turbine etc. Using principles of magnetism to float in the air against gravity is called magnetic levitation. With maglev, a vehicle is levitated a short distance away from a guide way using magnets to. Apr 26, 2012 magnetic levitation train free download as powerpoint presentation. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. At first we will talk about the theory on how to achieve the suspension of a magnet in midair and then we will create a crude levitator circuit that did not work very well but still showcased how. Organize participants into teams of three or four people. 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.
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. Magnetic levitated trains requires the guidance force needed to keep the vehicles on the track is obtained. A theorem due to earnshaw proves that it is not possible to achieve static levitation using any combination of fixed magnets and electric charges. These strips keep the train stable even at high speeds. A superconductor is a material which conduct an electric current without resistance. Although the united states pioneered in the theoretical approaches and. Winner of the standing ovation award for best powerpoint templates from presentations magazine.
Each implementation of the magnetic levitation principle for traintype travel involves. T railway technology today 12 edited by kanji wako. Jan 22, 2008 a short film that shows our levitating train. Pdf electromagnetic levitated systems commonly used in the field of people transportation, tool machines. Ppt magnetic levitation train powerpoint presentation. Magnetic levitation is the use of magnetic fields to levitate a usually metallic object. Rather, the pose of this project was to design a working model of a maglev train in order to better understand the principles behind magnetic levitation and propulsion 1. Maglev bearing a magnetic bearing is a bearing which supports a load using magnetic levitation. Magnetic levitation magnetic fields are actively excluded from superconductors meissner effect. Maglev derived from magnetic levitation uses magnetic levitation to propel vehicles. Magnetic levitation control system design for beginners sani shuaibu, dahiru, sani adamu, sanusi on. The mediumlow speed maglev train is an entirely new way of.
Maglev trains incorporate a basic fact about magnetic forceslike magnetic poles repel each other, and opposite magnetic poles attract each otherto lift, propel, and guide a vehicle over a track or guideway. 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. Now the train has no friction levitating on the track with a magnetic system that makes it goes smooth and fast. This book provides a comprehensive overview of magnetic levitation. These high speed trains travel over 500kmh and do this using electromagnetic levitation. Trends in increased mobility of large masses with changing lifestyle. For decades, conventional trains, a major source of land transportation, have served people around the world. Along certain mediumrange routes usually 320 to 640 km 200 to 400 mi, maglev can compete favorably with highspeed rail and airplanes.
The specified maintenance actions must have an instruction manual for their. Magnetic levitation driving without wheels presentation outline 1. Using either ferromagnetism diamagnetism object can be levitated. In a commercially available magnetic levitation train, a superconducting magnet and electromagnet are used to lift the train and move it on the rail. Access free magnetic levitation principles introduction magnetic levitation principles introduction if you ally obsession such a referred magnetic levitation principles introduction book that will manage to pay for you worth, acquire the totally best seller from us currently from several preferred authors. The train would be propelled by a linear motor system and would be levitated by a diamagnetic material over a magnetic track. The film also features an animation segment explaining the physics. Review article the most important maglev applications. A wellwritten, factual account of magnetic levitation and accompanying lore over the ages, rising force is a welcome addition to livingstons previous books on magnetics. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that. This video shows how to build a maglev magnetic levitation train using materials you can buy online or at a hardware store. 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. This masterpiece is a combination of electromagnets, propulsion magnets, and levitation magnets. The picture on the bottom of figure 4 shows this demonstration.
From the ones on the fridge, the speakers in your car, and propelling high speed trains, magnets are being used constantly. The magnetic strips are lined along the sides of the track. Magnetic levitation is a highly advanced technology. Then build a magnetic levitation train with this kit. Discover the gravity defying effects of magnetism through experiments in equilibrium, gravity, and magnetic fields. The magnetic levitation force is ideal for supporting a train at very high speeds. The theoretical calculation and finite element numerical analysis are. Kei takashina, a scientist of magnetic levitation from the university of bath in the u. It employs diamagnetism, which is an intrinsic property of many materials referring to their. Highspeed movement is a result of magnetic levitation while propulsion is provided by the fine placement of electromagnets in the form of coils. Download the seminar report for magnetic levitation. Seminar on maglev trains report free pdf download abstract. T railway technology today 12 edited by kanji wako magnetic.
Magnetic pressure is used to counteract the effects of the gravitational and any other accelerations. Levitating train 3 instructions introduce the design challenge. Magnetic levitation is the process of levitating an object by exploiting magnetic fields. Pdf magnetic levitation is a way of using electromagnetic fields to levitate objects without any noise. Designing and constructing superconducting magnetic levitation maglev trains using bulk superconductors and magnets is an exciting topic that can challenge science students. Scribd is the worlds largest social reading and publishing site.
Magnetic bearings support moving machinery without physical contact, for example, they can levitate a rotating shaft and permit relative motion with very low friction and no mechanical wear. The design for this papers maglev train was not based on any current maglev technology, nor does it seek to improve on any current technology. Magnetic force is used to counteract the effects of the gravitational acceleration and any other accelerations. Magnetic levitation maglev technology and applications hyung.
Maglev train propulsion and levitation may involve the use of superconducting materials, electromagnets, diamagnets, and rareearth magnets. Magnetic levitation principles introduction magnetic fields are used to describe forces at a distance from electric currents. Welcome to a quick summary of the physics and engineering behind maglev trains. This increases efficiency, reduces maintenance costs, and increases the useful life of the system. Manipulating magnetic fields and controlling their forces can levitate an object. Projet design principles highspeed maglev system eisenbahn. Electromagnetic suspension and electrodynamic suspension are only two types of magnetic levitation and many other forms exist and even more are still likely to be developed. Static levitation means stable suspension of an object against gravity.
Magnetic levitation is a way of using electromagnetic fields to levitate objects without any noise. The use of magnetic fields to suspend an object above another object without solid mechanical support. V3 department of mechanical engineering, magna college of engineering, magaral, chennai, india 1,2, 3. Anderson and morten ring eskildsen department of phyy,sics, university of notre dame, notre dame, indiana 46656, usa what is a superconductor. Magnetic levitation control system design for beginners. Current projects nclusion introduction maglev, or magnetic levitation, is a system of transportation. The magnetic levitation technology can be used as an efficient. The train does not levitate until it reaches 50 mph, so it is equipped with retractable wheels.
Magnetic levitation maglev or magnetic suspension is a method by which an object is suspended with no support other than magnetic fields. The maglev transportation idea has been around since 1941 when german engineers had patented the idea to build a transportation system using magnetic levitation. In the past, magnetic levitation was attempted by using permanent magnets. If you need additional magnetic strips or want to make your own kits, please use the product code magtape. If magnetic repulsion is used, it is known as magnetic levitation. The free lateral acceleration lateral to the guideway table must not exceed the following values. Magnetic levitation train is a type of train that uses electromagnetic system for both levitation and propulsion. As the world continues to grow and as cities continue to become more crowded and congested, our normal modes of transportation will not be able to handle these overpopulated areas. Mechanical project on magnetic levitation introduction to magnetic levitation magnetic levitation, maglev, or magnetic suspension is a method by which an object is suspended with no support other than magnetic fields. Each implementation of the magnetic levitation principle for train type travel involves. Model maglev train free download abstract the goal of this project was to build a model maglev magnetic levitation train. Since then, japans shinkansen network has expanded considerably, and its success has prompted rapid development of highspeed railways in other countries. 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. Simple magnetic levitation train seminar reportpdf ppt download.
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 advantage of the lack of friction. Simple magnetic levitation train seminar report pdf ppt download the answer to this transportation problem lies in the world of electro magnetism and superconducting magnets. Magnetic levitation explained in incredible slow motion. These incredible trains use magnets to allow the train to hover just above the tracks, eliminating friction and allowing them to travel at speeds of up. But if you want to make a model train levitate, those were the ingredients used in a new youtube video from earth unplugged showcasing incredible levitation in slow motion.
Physics of magnetic levitation train 854 words cram. If the magnetic force of attraction is used, it is known as magnetic suspension. Simple magnetic levitation train seminar reportpdf ppt download the answer to this transportation problem lies in the world of electro magnetism and superconducting magnets. Magnetic levitation definition of magnetic levitation by. There are, however, a few ways to levitate by getting around the assumptions of the theorem. The common point in all applications is the lack of contact and thus no wear and friction. Build a magnetic levitating train that can balance on a magnetic track without falling. The magnetic levitation express is a classic example of magnetic theory. This pushes the train upward so that it can levitate 10 cm above the track. Magnetic levitation theory synonyms, magnetic levitation theory pronunciation, magnetic levitation theory translation, english dictionary definition of magnetic levitation theory. Jan 29, 2018 this video shows how to build a maglev magnetic levitation train using materials you can buy online or at a hardware store.
Highspeed maglev trains promise dramatic improvements for human travel if. Electromagnets and superconducting magnets have allowed us to create a magnetic levitation train nicknamed maglev that floats on the track instead of being directly on it. The principle difficulties encountered when applying maglev technology to. 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. The magnetic levitation technology can be used as an efficient technology in. Mechanical project on magnetic levitation download report pdf. Jun 29, 2011 fred fickett, chief, nist magnetic technology division ret. 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. Most important application of magnetic levitation is tran rapid magnetic lift. Figure 1 shows the classification of existing highspeed rail systems worldwide. The concept of magnetically levitated or maglev trains is of very much interesting. With maglev, a vehicle is levitated a short distance away from a guide way using magnets to create both lift and thrust. Simple magnetic levitation train seminar reportpdf ppt. 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.
As a result, diamagnetic materials are repelled by strong magnetic fields. Levitation means to rise or float in the air especially in seeming defiance of gravity. The free lateral acceleration lateral to the guideway table must not exceed the. Of the types of magnetic levitation systems proposed, electromagnetic. The results provide a theoretical reference for the design of maglev 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. The name maglev is derived from magnetic levitation. This book provides a comprehensive overview of magnetic levitation maglev technologies, from fundamental principles through to the stateoftheart, and. Current projects nclusion introduction maglev, or magnetic levitation, is a system of transportation that suspends, guides and propels vehicles, predominantly trains, using magnetic levitation. A majestic magnetic levitation train for introduction to. To view full directions for science projects you can do with your.
The first levitating passenger train operated in hamburg, germany in 1979, although only permanent magnets were used. If a small magnet is brought near a superconductor, it will be repelled becaused induced supercurrents will produce mirror images of each pole. Railway technology today 12 edited by kanji wako magnetic levitation maglev technologies the tokaido shinkansen began operations in 1964 and was an immediate success. This model maglev train uses superconductors and magnets to float above the track. This kit contains one neodymium superstrong magnet, more than 20 ceramic magnets, as well as plasticrubber magnet strips. Seminar on maglev trains report free pdf download abstract as the world continues to grow and as cities continue to become more crowded and congested, our normal modes of transportation will not be able to handle these overpopulated areas.
Maglev derived from magnetic levitation is a system of train transportation that uses two sets. Being mechanically contactfree, this transfer method is suitable for. Calculation and evaluation of load performance of magnetic. The physics of magnetic levitation physics 212x spring 2011 john dutton 04122011 magnets make up a huge part of our everyday lives. May 04, 2015 levitation the passing of the superconducting magnets through levitation coils on the side of the track induces a current in the coils and creates a magnetic field. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. The rescue concept should be based on the selfrescue principle. Levitation force analysis of medium and low speed maglev vehicles.
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