Since then, japans shinkansen network has expanded considerably, and its success has prompted rapid development of highspeed railways in other countries. Maglev trains use the physical forces of magnetism and electromagnetism to not only levitate the train, but to push and. Maglev levitation trains free download as powerpoint presentation. Maglev trains short form of magnetic levitation are a very fast type of highspeed rail. It is used in the various cases, including clean energy small and huge wind turbines. The key difference between japanese and german maglev train technology is that the japanese trains use supercooled, superconducting electromagnets. Maglev trains hold the speed record for rail transportation. This paper involves the design, hardware, technology, application and future uses of magnetic levitation trains. The raising of an object into the air without physically supporting the object. It may be that one day soon, maglev technology will be commonplace throughout the world. Organize participants into teams of three or four people. Magnetic levitation maglev technology and applications.
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. While the amazing speed that maglev trains boast of make them seem an apt solution for our transport woes, only a proper evaluation of their advantages and disadvantages can help us get a clear picture about the feasibility of putting them to use. Magnetic levitation maglev is a highly advanced technology. These fields lift the train a small distance above the tracks and move the train. With that being the case, instead of going through boring derivations about magnetic levitation, we will focus on an important application, highspeed trains, known as maglev trains. This method can be faster than wheeled mass transit systems potentially reaching velocities comparable to an aircraft or a turboprop. Mechanical project on magnetic levitation download report pdf.
Magnetic levitation maglev was, according to 1980s science shows such as tomorrows world, going to make domestic air travel defunct, humming from city to city at 500mph with negligible. Highspeed rail and maglev trains have become realities. Maglev vehicles use non contact magnetic levitation, guidance and propulsion. The common point in all applications is the lack of contact and thus no wear and friction. Livingston can barely conceal his excitement, and dry sense of humor, as he takes his readers on a whistlestop tour of. 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. Maglev trains have to perform the following functions to operate in high speeds 1. Maglev trains a few countries traveling at are using speeds of up to powerful 310 mph 500 electromagnets kph, maglev trains could to develop high begin speed trains, connecting called maglev distant cities in trains. 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. Magnetically levitated train is a highly modern vehicle.
Magnetic levitation an overview sciencedirect topics. In a typical system, the vehicle, which resembles a railroad car, travels above a guideway. James powell and gordon danby of brookhaven received the first patent for a magnetically levitated train design in the late 1960s. The magic of magnetic levitation hardcover june 29, 2011.
The technological innovation behind these trains comes alive for students in this transportation engineering unit. The magnets provide support without contact or friction, allowing for fast, quiet operation. Magnetic levitation transport, or maglev, is a form of transportation that suspends guides and propels vehicles via electromagnetic force. Magnetic levitation track construction instruction manual.
High speed trains in europe and japan are perhaps the best example of magnetic levitation technology. In it, railroading technology will away with moving components, permitting vehicles to maneuver additional. Pdf magnetic levitation train j4r journal for research. Lateral guidance basic principle of maglev trains 8. Vacuum tube train systems might allow maglev trains to attain still higher speeds. 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 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.
But though magnetically levitated trains have been the focus of much of the worldwide interest in maglev, the technology is not limited to train. This increases efficiency, reduces maintenance costs, and increases the useful life of the system. Along certain mediumrange routes usually 320 to 640 km 200 to 400 mi, maglev can compete favorably with highspeed rail and airplanes. Magnetic levitation principles introduction magnetic fields are used to describe forces at a distance from electric currents. Magnetic levitation is a highly advanced technology. Maglev train simple english wikipedia, the free encyclopedia. With maglev, a vehicle is levitated a short distance away from a guide way using magnets to create both lift and thrust. Applications and future of magnetic levitation high tech. Takara tomy, the japanese entertainment company that makes childrens toys and merchandise is the creator of the fastest toy train in the world. The magnetic levitation technology can be used as a highly advanced and efficient technology in the various industrial. Among abovementioned useful usages, the most important usage of magnetic levitation is in. 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. Magnetic levitation technology used in latest trains which provides for a faster and safer journey.
Magnetic levitation is a way of using electromagnetic fields to levitate objects without any noise. Magnetic levitation maglev train testing and exhibition center is located in tsuru city, of yamanashi prefecture. Types of maglev trainsbased on the techniques used for levitation there are two types of maglev trains1. The principal of a magnet train is that floats on a magnetic field and is propelled by a linear induction motor. Magnetic levitation trains, aka maglev trains, can travel much faster than even bullet trains, with less environmental impact. A superconductor is a material which conduct an electric current without resistance.
Using principles of magnetism to float in the air against gravity is called magnetic levitation. The magnetic forces are assigned to lift and propel the vehicles along the guide way. How can you use them for magnetic levitation this is slightly offtopic from coilguns, but magnetic levitation has many common design principles and is a little easier to build. Students will send magnets sailing, help magnets hover, and poke around magnetic fields. There is an immense field of applications related to this property such as fast digital circuits, including those based on josephson junctions and rapid single flux quantum technology, powerful superconducting electromagnets used in magnetic levitation maglev trains, magnetic resonance imaging mri, magnetic confinement fusion reactors e. It employs diamagnetism, which is an intrinsic property of many materials referring to their. Magnetic pressure is used to counteract the effects of. Maglev derived from magnetic levitation uses magnetic levitation to propel vehicles. Maglev trains use magnetism to levitate above the tracks on which they travel. The guideway is the physical structure along which maglev vehicles are levitated.
Magnetic levitation, or maglev, may do for the gir in the twentyfirst century what airplanes did for the 2ir in the twentieth century. This method can be faster than wheeled mass transit systems, potentially reaching velocities comparable to turboprop and jet aircraft 500 to 581 kmh. The ball elevation from the post is measured using a sensor embedded in the post. Highspeed maglev trains promise dramatic improvements for human travel widespread adoption occurs. T railway technology today 12 edited by kanji wako. The goal of the magnetic levitation train maglev project is to develop a small scale magnetic levitation train based on inductrack technology developed by dr.
With maglev, a vehicle is levitated a short distance away from a. Magnetic levitation maglev or magnetic suspension is a method by which an object is suspended with no support other than magnetic fields. Richard post from lawrence livermore national labs llnl. Download the seminar report for magnetic levitation. Maglev magnetic levitation train testing and exhibition. The concept of magnetically levitated or maglev trains is of very. We are here trying to develop an idea to run a train based. Build a magnetic levitating train that can balance on a magnetic track without falling. Maglev short for magnetic levitation trains can trace their roots to technology pioneered at brookhaven national laboratory. Review of magnetic levitation maglev global journals. Magnetic levitation track construction instruction manual august 2012 page 5 3.
If you thought magnetic levitation was mostly about flying trains, then read rising force. The maglev transportation system is more stable, faster, economic, efficient. With their new insights into the science of magnets, students will use the. The maglev trains are much faster than traditional trains because the levitation has. Dispelling the top ten myths of maglev by laurence e. Magnetic tracks the last part of the maglev track is the magnetic tracks on both sides of the bottom of the track. Their linear liner train is the scale replica of the recordbreaking 603 kmh 375 mph sc maglev superconducting magnetic levitation train. 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. The name maglev is derived from magnetic levitation. Maglev train propulsion and levitation may involve the use of superconducting materials, electromagnets, diamagnets, and rareearth magnets. Magnetic levitation is a technology that uses magnetic fields to make the train move.
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. 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. Maglev 1 magnetic levitation experiment quanser consulting inc. Innovative maglev or magnetic levitation trains move by using magnets instead of wheels.
As you may have figured out looking at the word maglev, maglev trains. Basic principle of maglev trainsmaglev trains have to perform the following functions to operate in high speeds1. They are faster, more efficient, and more environmentally friendly than modern wheeled trains. There are already many countries that are attr acted to maglev systems. 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 levitation technology can be used as an efficient technology in.
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. Advantages and disadvantages of maglev trains wheelzine. One electromagnet pole faces a black post upon which a 2. Former physicist at ge and lecturer at mit, james d. 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. Railway technology today 12 edited by kanji wako magnetic levitation maglev technologies the tokaido shinkansen began operations in 1964 and was an immediate success. In it, railroading technology will away with moving components, permitting vehicles to maneuver additional swimmingly and more. Anderson and morten ring eskildsen department of phyy,sics, university of notre dame, notre dame, indiana 46656, usa what is a superconductor. Magnetic levitation is also referred to as magnetic suspension. This project is a continuation of work done by paul friend in 2004. Stated another way, current passed through electromagnets creates an attractive magnetic levitation force. 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. Pdf this paper involves the design, hardware, technology, application and future uses of magnetic levitation trains.
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