In this example we attempt to build a neural network that can predict the dynamic behavior of a magnet levitated using a control current. Magnetic levitation principles introduction magnetic fields are used to describe forces at a distance from electric currents. The book describes how major advancements in linear motor and magnet technologies have enabled the development of the linearmotorpowered maglev train, which has a. Physics behind the levitron massachusetts institute of.
Clark ii, grant cooke, in the green industrial revolution, 2015. 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. If the trains are running on tracks ten feet above the ground, there is a smaller chance of collision with an object on its path luu. Commercial maglev trains use electromagnets and sometimes rare earth magnets that are controlled with feedback to stabilize the train. 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. 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.
Simple magnetic levitation train seminar reportpdf ppt download the answer to this transportation problem lies in the world of electro magnetism and superconducting magnets. A magnetic levitation guideway train system is provided. Most asian and european countries have developed and implemented highspeed rail train systems. Each magnetic coil has its own independent control system. Measure how the distance between a levitating train and the tracks changes as you add weight to the train. C i m 2 z where k m is the equivalent spring constant, z is the vertical distance with reference to the magnet null position, i m is magnet current, and c is a constant that accounts for magnet and coil geometry and relative velocity between the magnet. Since there is no friction these trains can reach high speeds. Magnetic levitation, or maglev, trains can trace their roots to technology developed at brookhaven national laboratory.
Mechanical project on magnetic levitation introduction to magnetic levitation magnetic levitation, maglev, or magnetic suspension is a method by which an. Download the seminar report for magnetic levitation. In this project you will build a magnetic levitation maglev for short train that floats above a magnetic track. Magnetic levitation applications are becoming more prevalent because permanent magnetic materials have improved in recent years, and their intrinsic instability can be conveniently hindered. Richard post from lawrence livermore national labs, previous work by paul friend is discussed as well as the physics associated with inductrack. 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. Our report titled maglev trains is an informative report which explains about magnetic levitation or maglev, as a form of transportation that suspends, guides and propels vehicles via electromagnetic force. Theres no rail friction to speak of, meaning these trains can hit speeds of hundreds of miles. The bearings developed at livermore employed cylindrical magnet arrays to sta inductrack maglev system could allow trains to glide across the country. Recently, engineers have used magnets to create maglev short for magnetic levitation trains.
Build a levitating model train track with magnets maglev trains are powered by magnetic levitation technology. Magnetic trains run by magnets repelling each other. The name is derived from magnetic levitation train, which can be found only in china, japan and germany so far. One electromagnet pole faces a black post upon which a 2. In the 21st century there are a few countries using powerful electromagnets to develop highspeed trains, called maglev trains.
Magnetic levitation methods and modeling in maglev trains. Magnetic levitation, or maglev, may do for the gir in the twentyfirst century what airplanes did for the 2ir in the twentieth century. T railway technology today 12 edited by kanji wako. My son was tasked with doing the levitating train project project 5. The magnetic levitating force acting on the magnet is given by. 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 free download as powerpoint presentation. Experimenting with maglev models and other magnetic levitation. It includes a history of maglev science and technology showing the various. The ball elevation from the post is measured using a sensor embedded in the post. Jan 14, 2018 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.
At first we will talk about the theory on how to achieve the suspension of a magnet in midair and then we. These trains float over guideways using the basic principles of magnets to replace the old steel wheel and track trains. T railway technology today 12 edited by kanji wako magnetic. Because the magnetic field causes the train to levitate, there is no friction, which allows the trains to travel over 310 mph.
The simplicity of the inductrack should make it substantially less expensive than the present eds or ems maglev trains. Pdf in this paper an overview to magnetic levitated train is presented. The inductrack system isfail safe in the event of a power failure. Safety of high speed magnetic levitation transportation. Hundreds of years ago, scientists also noticed how a freely suspended magnet always pointed in the same northsouth direction. 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. 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 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. In 2015, a maglev train in japan broke the record for the fastest. A maglev train levitates above the ground and is propelled at speeds of up to 300 miles per hour by powerful superconducting electromagnets.
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. This system separates levitation and guidance, making the distinction easier to see. This method can be faster than wheeled mass transit systems potentially reaching velocities comparable to an aircraft or a turboprop. The second are gyroscopic effects due to the spinning of the top, which account for the stability of the levitation. We feel pleased to present our formal report on maglev trains. Levitating train 3 instructions introduce the design challenge. Maglev trains hold the speed record for rail transportation. The construction of the track with lego pieces was a quick solution, but not perfect. The goal of this effort is to investigate the feasibility and. Pdf magnetic levitation train j4r journal for research. The levitation power chambers located at a lower portion of the train are fitted in the grooved guideway, and the side permanent magnets of the levitation power chambers and the ferromagnetic balance levitation tracks correspond to one another so as to generate upward or downward balance attractive force for the train.
Designing and constructing superconducting magnetic levitation maglev trains using bulk superconductors and magnets is an exciting topic that can challenge science students. How much weight can you add to the train before it sinks down and touches the track. For trains, this practically eliminates friction allowing the trains to move very quickly. Maglev trains work due to the magnet force, the force created by magnets. In the past, magnetic levitation was attempted by using permanent magnets. This model maglev train uses superconductors and magnets to float above the track. Simple magnetic levitation train seminar reportpdf ppt download. The levitation and propulsion systems built in lab is described. Learn about electromagnetic suspension, the most popular type of maglev train. Highspeed rail and maglev trains have become realities. Us8250990b2 magnetic levitation train provided with an eddy. Organize participants into teams of three or four people.
Magnetic levitation is the process of levitating an object by exploiting magnetic fields. Jan 22, 2008 a short film that shows our levitating train. The carrying magnet 5 not only provides the excitation field, but also fulfils the function of carrying and levitating by maintaining a given support gap 7 of e. Maglev trains one popular science experiment we are often asked about is the magnetic levitating train. Maglev levitation trains free download as powerpoint presentation.
The technological innovation behind these trains comes alive for students in this transportation engineering unit. We are here trying to develop an idea to run a train based. Use a ruler to measure the distance between the train and the track between the top of the magnet strips on the track and the bottom of the magnet strips on the train, as shown in figure 7. Magnetic levitation, maglev, or magnetic suspension is a method by which an object is suspended above another object with no support other than magnetic field maglev trains seminar report,ppt, pdf,doc,presentation,free download. Permanent magnet based magnetic levitation kit ios press. Download magnetic levitation maglev technology and applications springer tracts on transportation and traffic ebook free in pdf and epub format. Magnetic levitating trains electrical and computer. Levitation control of permanent magnet electromagnetic hybrid. Even so, they are not zerofriction systems they still have to push air out of the way. The scmaglev superconducting maglev is a magnetic levitation maglev railway system based on the principle of magnetic repulsion between the track and the cars. 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 technology and applications springer tracts on transportation and traffic series by hyungsuk han. Build a magnetic levitating train that can balance on a magnetic track without falling.
Two classmates, kyle tessierlavigne and michael stern, and i worked in conjunction to produce a magnetic track, levitating train car, and propulsion system. Pdf this book provides a comprehensive overview of magnetic levitationmaglev technologies, from fundamental. In 2004 and 2005, high and lowspeed magnetic trains developed based on. Magnetic levitation is being used around the world in transportation systems to offer new types of maglev trains that have magnetic tracks repelling train cars with magnetic bases. The film also features an animation segment explaining the physics. Effect that weakens or strengthens the field of the levitation magnet. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that todays audiences expect. Download your presentation papers from the following links. Article information, pdf download for levitation control of permanent. This novel train position detecting system in the yamanashi maglev test line free download. Review article the most important maglev applications hamidyaghoubi iran maglev technology imt, tehran, iran. In this video you will learn how to make arduino based repulsive magnetic levitation device using single electromagnet coil, hall sensor, and magnets you can.
The train does not levitate until it reaches 50 mph, so it is equipped with retractable wheels. Read magnetic levitation maglev technology and applications springer tracts on transportation and traffic online. The specified maintenance actions must have an instruction manual for their execution which includes. Magnetic levitation technology used in latest trains which provides for a faster and safer journey. Winner of the standing ovation award for best powerpoint templates from presentations magazine. Join researchgate to discover and stay uptodate with the latest research from leading experts in magnetic levitation and many other scientific. Since the trains dont rely on friction for movement, snow, ice, and rain cause little to no effect luu, 2005.
Along certain mediumrange routes usually 320 to 640 km 200 to 400 mi, maglev can compete favorably with highspeed rail and airplanes. Anderson and morten ring eskildsen department of phyy,sics, university of notre dame, notre dame, indiana 46656, usa what is a superconductor. Sep 05, 2018 actually the original maglev trains are very complex in design, but here we try to design a simple maglev train, which uses some permanent magnets, cardboard or wooden boards etc. Review article the most important maglev applications. Maglev train science project ebook download pdfin website. The most spectacular applications of this would be maglev trains. Innovative maglev or magnetic levitation trains move by using magnets instead of wheels. This independence allows the pitching forward and aft rotations to be controlled by the magnets at. A superconductor is a material which conduct an electric current without resistance. For pens, it makes for a little added entertainment value on your. Introduction maglev is a transport method that uses magnetic levitation to move vehicles.
Simple magnetic levitation train seminar reportpdf ppt. Students will send magnets sailing, help magnets hover, and poke around magnetic fields. Maglev 1 magnetic levitation experiment quanser consulting inc. There are two main properties that allow the levitron to levitate stably.
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. Record this value in your data table and write 0 in the mass column, since you have not added any weight to the train yet. 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. If magnetic repulsion is used, it is known as magnetic levitation. The objective of this project is to create a laboratory scale magnetic levitating train model using inductrack technology developed by dr. The figure shows that if the magnet on the guidance track is attracted to the magnet on the undercarriage, the train will levitate off the ground.
Build a levitating model train track with magnets apex. Magnetic levitation maglev technology and applications. Maglev trains use magnets to levitate and propel the trains forward. The magnetic field created in this wireandbattery experiment is the simple idea behind a maglev train rail system. Maglev trains work on the principle of electromagnetic suspension. Not unlike the trains in japan this pen uses opposing magnetic forces to hover in mid air. Optimizing the controller design to guide the motion of a maglev train. 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. We built a basic version of this experiment to highlight some of. The report focuses on the technology empowering the highly successful transportation method of maglev trains, and their advantages. Index termseds, ems, maglev train, magnetic guidance, magnetic levitation, magnetic propulsion. We six student physics enthusiasts built the model of a levitating train as a school project. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. The system is characterized by the magnet s position and a control current, both of which determine where the magnet will be an instant later.
In a commercially available magnetic levitation train, a superconducting magnet and electromagnet are used to lift the train and move it on the rail. These maglev trains use the attractive and repellant nature of magnets to levitate or float above the tracks, rather than use wheels. The coaches of the train do not slide over steel rails but float on a four inch air cushion above the track using meissner effect of super conducting magnets. Since then, japans shinkansen network has expanded considerably, and its success has prompted rapid development of highspeed railways in other countries. To see one possible method for levitating the train, look at transrapids design, displayed in the figure below 10. The worlds premier highspeed rail operator central japan railway company jr central developed the system. The magnetic levitation train employed the suspendingrail permanent magnetic levitation system according to the present invention has the following advantages. The book describes howmajor advancements in linear motor and magnet technologies have enabledthe development of the linearmotorpowered maglev train, which has a highspeed advantage over conventional wheeled. Mechanical project on magnetic levitation download report pdf. 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. Permanent magnetic levitation and stability springerlink. Maglev trains seminar report,ppt,pdf,doc,presentation.
Us7587982b2 magnetic levitation guidewaytrain system. The maglev trains are much faster than traditional trains because the levitation has less friction to overcome. Both loops use magnetic repulsion to keep the train car in the optimal spot. Projet design principles highspeed maglev system eisenbahn. This makes these trains go a lot faster than any other train. The first commercial highspeed maglev train, located in shanghai, china, began transporting people in december of. 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. The following is a general explanation of only the part of the track that is used will be electrified, so no energy is wasted. This pushes the train upward so that it can levitate 10 cm above the track. Ppt magnetic levitation train powerpoint presentation. 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. Magnetic levitation maglev or magnetic suspension is a method by which an object is suspended with no support other than magnetic fields. With their new insights into the science of magnets, students will use the. 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.
Instead of using fossil fuels, the train is propelled forward by the magnetic field created by the electrified coils. 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 train has a superconducting magnet built into the base of the carriages. In this paper the best current magnetic materials, the rare earths and especially the ndfeb alloy, are presented. In this study, we discuss the possibility of a superconducting bulk magnet for a maglev train. While trains that fly through the air might still be science fiction, trains that float just above the. Repulsive magnetic levitation using arduino simple.
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