Superconducting magnets, created by cooling electromagnets to low temperatures, can reduce power consumption and cost. Instead of using fossil fuels, the magnetic field created by the electrified coils in the guideway walls and the track combine to propel the train. The wheels of your vehicle do not even touch the ground. When the magnet moves along the track a force of repulsion is generated, and the vehicle rises a few. The maglev trains are much faster than traditional trains because the levitation. We six student physics enthusiasts built the model of a levitating train as a school project.
Build a levitating model train track with magnets maglev trains are powered by magnetic levitation technology. Since then, japans shinkansen network has expanded considerably, and its success has prompted rapid development of highspeed railways in other countries. Pdf magnetic levitation is a way of using electromagnetic fields to levitate objects without any noise. With no wheels and only one track, maglev trains would poohpooh bad weather, the wrong type of leaves on the line, or a points failure at cricklewood. In this project you will build a magnetic levitation maglev for short train that floats above a magnetic track. 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. Build a levitating model train track with magnets apex. This book provides a comprehensive overview of magnetic levitation maglev technologies, from fundamental principles through to the stateoftheart, and describes applications both realised and.
I chose to do this project because it is taking more time for us to get to work and the drive is getting longer. This experiment has been challenging, but in the end gave me satisfaction. T railway technology today 12 edited by kanji wako magnetic. Magnetic field a region in the space around a magnet where the magnetic force can be felt. Magnet levitation at your fingertips scientific correspondence z r 0 r bi cylinder 2r c0 k v k h 11 r 0 stability functions mb levitating magnet figure 1 a ndfeb magnet an alloy of neodymium, iron and boron. In this project, magnetic levitation is a method to suspend a magnet with only the use of magnetic fields.
It is used in the various cases, including clean energy small and huge wind turbines. The operation is not exactly the same as the real maglev but a. The article i used for this lesson is called, look, ma no wheels. Maglev trains are a recent technology that meet this new demand. It may be that one day soon, maglev technology will be commonplace throughout the world. Cut 10 pieces of highenergy flexible magnet, strip each as long as the track insert you created for the sample track. Organize participants into teams of three or four people.
Modeling and designing a pid controlled magnetic levitation. Fill the cardboard box with the following materials. A diagram of the model train you will build in this science project is shown in figure 2 below. 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. The objective of this project is to create a laboratory scale magnetic levitating train model using inductrack technology developed by dr.
If youve ever played with magnets, you know that opposite poles attract and. The common point in all applications is the lack of contact and thus no wear and friction. Levitationguidance the levitation and guidance of the small scale train can be implemented by either active or passive methods. This model maglev train uses superconductors and magnets to float above the track. Magnetic levitation maglev or magnetic suspension is a method by which an object is suspended with no support other than magnetic fields. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from.
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. An unsung phenomenon of the past which is now being put to use in a variety of interesting and useful applications. It also highlighted the potential of maglev train in developing country. Jan 31, 2016 this experiment has been challenging, but in the end gave me satisfaction. Magnetic pole one of two ends of a magnet where the magnetic lines of. Pdf this paper discusses the propulsion technology of magnetic levitation train from an electrical engineering point of view. May 14, 2018 the concept of magnetically levitated trains was first identified at the turn of the century by two americans, robert goddard, and emile bachelet. The film also features an animation segment explaining the physics. A major difference between magnetic levitation trains and conventional locomotives is that maglev trains do not have anything resembling an internal combustion engine. This is similar in concept to the maglev trains which are being worked on in germany, japan and france.
The guideway is the physical structure along which maglev vehicles are levitated. This paper discusses the propulsion technology of magnetic levitation train from an electrical engineering point of view. Experimenting with a superconducting levitation train santosh miryala1 m. Can magnetically levitating trains run at 3,000kmh. Experimenting with maglev models and other magnetic levitation projects is a good way for children to learn about.
Maglev magnetic levitation train magnetic games youtube. Awesome magnetic levitation platform can lift 20 pounds. I use science articles as a strategy for exploring magnetic levitation trains. In this model, you can do the same thing without computers by adding and subtracting weights until your model hovers above the rails youll construct. How much weight can you add to the train before it sinks down and touches the track. In these locations, maglev trains are functional to the public. A maglev train levitates above the ground and is propelled at speeds of up to 300 miles per hour by powerful superconducting electromagnets. They can also travel faster due to lower friction between the train and the rails. In other words n poles repel n poles and s poles repel s poles. Instead of using fossil fuels, the magnetic field created by the electrified coils in the. Mary dillon researched problemsolution proposal topic. I bought a cheap electromagnet on amazon and posted my first creation on reddit everyone thought it was pretty cool, but i wasnt satisfied with the levitation distance and stability of that version, so i set out to find the manufacturer of the same magnet used in the.
I like to integrate common core reading standard 68reading science and technical subjects. This increases efficiency, reduces maintenance costs, and increases the useful life of the system. The trains with 10 or 15 mm gaps do not run stable on the track. V3 department of mechanical engineering, magna college of engineering, magaral, chennai, india 1,2, 3. Winner of the standing ovation award for best powerpoint templates from presentations magazine. This idea can be seen in the maglev trains of japan where the trains use electromagnets to create lift and propulsion, this in turn, reduces the friction along the track of and allows the train to glide across the track. Maglev trains use magnets to levitate and propel the trains forward. Build a magnetic levitating maglev train and measure how much weight it can hold before it touches the tracks. A superconductor is a material which conduct an electric current without resistance. The operation is not exactly the same as the real maglev but a little like us.
My science far project is on magnetic levetating trains. I did this project because it shows how weather will affect the performance of the way a magnetic train and if it will go faster in warm or cold conditions. The fastest train in the world is currently the jrmaglev in yamanashi, japan which levitates using the repulsive force generated when large currents flow through. The following is a general explanation of only the part of the track that is used will be electrified, so no energy is wasted. The first commercial highspeed maglev train, located in shanghai, china, began transporting people in december of 2003. 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.
Simple magnetic levitation train seminar reportpdf ppt download. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that. The magnet unit for zero power control comprises permanent. This novel train position detecting system in the yamanashi maglev test line free download.
Maglev traincar adapted from the attraction is obvious. These trains use powerful magnets to stay in the air. Our results confirm that a gap of 5 mm is the optimum distance to run the train showing also stability to run fast on the. Electromagnets and superconducting magnets have allowed us to create a magnetic levitating train nicknamed maglev that floats on the track instead of being directly on it. The magnetic levitation technology can be used as an efficient technology in. Along certain mediumrange routes usually 320 to 640 km 200 to 400 mi, maglev can. Levitating trains that travel at inexplicably high speeds seem like magic, but in reality it utilizes old technology being refined into the transportation of the future. Magnetic levitation is a way to suspend objects in air without any support, as if in defiance of gravity. Railway technology today 12 edited by kanji wako magnetic levitation maglev technologies the tokaido shinkansen began operations in 1964 and was an immediate success. By the 1930s, germanys hermann kemper was developing a concept and demonstrating the use of magnetic fields to combine the advantages of trains and airplanes. When the onboard superconducting magnets pass at a high speed about several centimeters below the center of these coils, an. These principles govern the levitation of maglev trains.
Maglev trains work on the principle of electromagnetic suspension. Of course, they can also be used to make stuff float just because it. Use that information to determine which is the north pole and which is the south pole for your ring magnets. This has a lot of potential to create trains that are super fast with low maintenance requirements. Imagine rushing across the japanese countryside at astonishing speeds.
Magnetic levitation maglev is a highly advanced technology. With maglev, a vehicle is levitated a short distance away from a guide way using magnets to create both lift and thrust. It is proved that magnetic levitation cannot be obtained just by using static ferromagnetism, as the object would tend to gain instability. Hundreds of years ago, scientists also noticed how a freely suspended magnet always pointed in the same northsouth direction. Levitating a ring magnet from your experiments with the bar magnets, you now know how the poles of two magnets behave when you bring them close to one another. Two classmates, kyle tessierlavigne and michael stern, and i worked in conjunction to produce a magnetic track, levitating train car, and propulsion system. So many different ideas have come out to figure out this problem. The levitation and propulsion systems built in lab is described. The complete magnetic levitating train will be composed of the levitationguidance, position sensing, propulsion, controller, design and construction of the physical components, and testing.
Richard post from lawrence livermore national labs, previous work by paul friend is discussed as well as the physics associated with inductrack. Magnetic levitation principles introduction magnetic fields are used to describe forces at a distance from electric currents. Commercial maglev trains use electromagnets and sometimes rare earth magnets that are controlled with feedback to stabilize the train. Some highspeed trains actually use magnetic levitation, meaning they float above the track using magnets, and do not actually use wheels. Ppt magnetic levitation train powerpoint presentation. This makes these trains go a lot faster than any other train. You will learn about magnet properties and strength. S o, engineers and scientists are making it easier to defy gravity within your own home as well. Trains that hover just above the tracks are actually possible due to magnetic levitation, or maglev for short. Levitating trains do not make a loud noise as regular trains do. 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. Japan is already well known for its extensive shinkansen.
Since there is no friction these trains can reach high speeds. Even so, they are not zerofriction systems they still have to push air out of the way. Along certain mediumrange routes usually 320 to 640 km 200 to 400 mi, maglev can compete favorably with highspeed rail and airplanes. Pdf this paper involves the design, hardware, technology, application and future uses of magnetic levitation trains. Jan 22, 2008 a short film that shows our levitating train. Nonfunctioning magnetic levitation maglev train at old dominion university odu thesis. 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. Uses practical applications of levitation include frictionless bearings for use in industry and levitating trains. The experimental results indicate that trains with 1 to 2 mm gaps cannot run. Maglev trains in use today use computers to turn electromagnetic fields on and off in the right order, many times a second along the tracks. Levitating train 3 instructions introduce the design challenge. Experimenting with a superconducting levitation train. Linimo tobu kyuryo line, japan shanghai maglev train daejon, south korea testing tracks conducting research and development can.
If you have ever heard about or ridden on one of these high speed trains, then you may already know that they hover above the track. 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. These maglev trains use the attractive and repellant nature of magnets to levitate or float above the tracks, rather than use wheels. Magnetic levitation is a highly advanced technology. The abilities of magnets to repel each other has provided the idea of making levitating trains. For decades, conventional trains, a major source of land transportation, have served people around the world. Magnetic trains run by magnets repelling each other. This dreamlike experience is will soon be a reality thanks to japans famous maglev bullet trains, the fastest train in the world. Maglev derived from magnetic levitation uses magnetic levitation to propel vehicles.
All maglev technologies use some form of magnet this could be a permanent magnet, an electro magnet. The name maglev is derived from magnetic levitation. Anderson and morten ring eskildsen department of phyy,sics, university of notre dame, notre dame, indiana 46656, usa what is a superconductor. They are faster, more efficient, and more environmentally friendly than modern wheeled trains. This is a great demonstration of like poles repelling each other. The construction of the track with lego pieces was a quick solution, but not perfect. We have a platform which floats above a pair of magnetic tracks, and can be gently pushed to one end or the other. Magnetic levitating trains electrical and computer. Maglev trains use magnetism to levitate above the tracks on which they travel.
As you can see in the picture, the train cant touch any side of the track levitating in the air because of the magnetic force pushing the train to. Principle of magnetic levitation the 8 figured levitation coils are installed on the sidewalls of the guideway. The experimental results indicate that trains with 1 to 2 mm gaps cannot run properly due to the friction applied to the track. Magnetic pole one of two ends of a magnet where the magnetic lines of force are concentrated and are the strongest. Measure how the distance between a levitating train and the tracks changes as you add weight to the train.
Magnetic force is used to counteract the effects of the gravitational acceleration and any other accelerations. While trains that fly through the air might still be science fiction, trains that float just. The name is derived from magnetic levitation train, which can be found only in china, japan and germany so far. The engine for maglev trains is rather inconspicuous. Magnetic levitation maglev is a relatively new transportation technology in which noncontacting vehicles travel safely at speeds of 250 to 300 milesperhour or higher while suspended, guided, and propelled above a guideway by magnetic fields. Build a magnetic levitating train that can balance on a magnetic track without falling. These trains are supported by magnetic levitation learn more about this fascinating technology and how magnetism can be used to support something so heavy and powerful. The trains are powered by a magnetic field created by the electrified coils in the guideway walls and the track. Magnet a piece of iron, steel or magnetite that will attract iron or steel. Rather than using fossil fuels, these trains are propelled by varying shifts in the horizontal magnetic fields that alternately attract and repel along the rails. 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.
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