Magnetic levitation an overview sciencedirect topics. With so many new applications for magnetic levitation on the horizon, rising force is sure to retain its own magic for years to come. Magnetic levitation maglev technology and applications hyung. This current then induces a magnetic field that levitates the train. Us20080182634a1 magnetic levitation sliding structure. Maglev technology and applications ebookplease complete the fields below to send your friend a link to this product. Then the stone was struck with a metal rod that caused the stone to levitate and move along a path paved with stones and fenced on either side by metal poles. Ralph hollis, research professor, the robotics institute, carnegie mellon university. Magnetic force is used to counteract the effects of the gravitational acceleration and any other accelerations. Introduction to magnetic levitation superconducting.
Repulsive magnetic levitation using arduino simple. Magnetic levitation, sometimes called magnetic suspension, is the phenomenon in which two magnetic objects are repelled from each other in a vertical direction. Magnetic levitation is a highly advanced technology. A magnetic levitation sliding structure including a first slide member, and a first magnetic portion which is disposed in the first slide member to extend along the lengthwise direction of the first slide member and has magnetic poles arranged perpendicular to the lengthwise direction of the first slide member with the lengthwise direction of the first slide member being an extending direction. Maglev 1 magnetic levitation experiment quanser consulting inc. Magnetic levitating book,magnetic floating book display. Levitation is no longer magic as we observe the physics behind magnets. The magnetic levitation train will be analyzed as well as what makes it the new evolving mode of transportation.
The magnetic levitation system is a classic electro mechanical experiment with interesting nonlinear dynamics and control challenges. Introduction magnetic levitation is becoming widely applicable in magnetic bearings, highspeed ground transportation, vibration isolation, etc. Either the magnetic force of repulsion or attraction can be used. Magnetic levitation driving without wheels presentation outline 1. The magnetic levitation system is a nonlinear dynamic system with one input and one output. If magnetic repulsion is used, it is known as magnetic levitation. 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. The bottom part of the hoistway is provided with a permanent magnet and a. Along certain mediumrange routes usually 320 to 640 km 200 to 400 mi, maglev can compete favorably with highspeed rail. It includes the demonstration of suspension phenomenon induced by magnetic flux pinning as well as magnetic levitation. Pdf this book provides a comprehensive overview of magnetic levitation maglev technologies, from fundamental principles through to the. Magnetic levitation technology magnetic levitation is a method by which an object is suspended in the air with no support other than magnetic fields.
Practical applications of magnetic levitation technology. The principle difficulties encountered when applyingmaglev technology to different systems, namely air gap control andstabilization, are addressed in detail. Give students control of a realworld application magnetic levitation technology is used in systems such as maglev trains and electromagnetic cranes. Abstractlowcost magnetic levitation project kits are used in teaching system design in an introductory undergraduate control systems course. Magnetic levitation impress your friends with this cool floating pencil trick. Dynamic modeling, timedomain analysis, pi and pid feedback control. But though magnetically levitated trains have been the focus of much of the worldwide interest in maglev, the technology is not limited to train travel. First, the trains velocity induces a current in the track. Download the seminar report for magnetic levitation. Magnetic levitation maglev technology and applications. Kg, a joint venture by siemens ag and thyssenkrupp ag. Maglev can create frictionless, efficient, faroutsounding technologies. Presents the fundamental principles governing levitation of material bodies by magnetic fields without too much formal theory. A transportation vehicle travels at a high speed by potential energy by a level difference on a magnetic levitation guide disposed in a vacuum transportation passage to transport transportation cargoes to a destination location.
You have exceeded the maximum number of mp3 items in your mp3 cart. Defines the technology of magnetic bearings, especially those based on superconductivity, and demonstrates the key roles that magnetics, mechanics and dynamics play in the complete understanding of magnetic levitation and its bearings. It is a type of magnet in which the magnetic field is produced by electric current. Students receive individual kits along with assembly instructions for building a magnetic levitation device that is marginally stable, and they are then challenged to modify the system to improve. This is an estimate for a cumulative growth of views. Since then, japans shinkansen network has expanded considerably, and its success has prompted rapid development of highspeed railways in other countries as well, especially in the west. This method has the potential to be faster, quieter and smoother than wheeled mass transit systems. Magnetic levitation maglev, or magnetic suspension is a method by which an object levitates with no support other than a magnetic field. T railway technology today 12 edited by kanji wako magnetic. This book is primarily about bearingless machines, where the magnetic levitation of the rotor is provided from within the main stator bore in addition to torque production if motoring, or electrical power production if generating. It is soft data and also simple to check out any place you are. If the magnetic force of attraction is used, it is known as magnetic suspension. Maglev derived from magnetic levitation is a method of propulsion that uses magnetic levitation to propel vehicles with magnets rather than with wheels, axles and bearings. If the same windmill is operating at 50% of its maximum speed the efficiency becomes very low.
Nov 06, 20 magnetic floating book with automatic rotation system magnetic floating pop display the floating item can be any objects and customized the leader of magnetic floating display 10 years of. The student is expected to observe forces, such as magnetism and gravity acting on objects. The bearingless type of motor is still, to some extent, in the development stage and therefore still at an early. 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. Magnetic levitation free download as powerpoint presentation. The purpose of this report is to examine the newly developing field of magnetic levitation and its applications in transportation.
Simple magnetic levitation train seminar report pdf ppt download abstract. The name maglev is derived from magnetic levitation. In other words, it is overcoming the gravitational force on an object by applying a counteracting magnetic field. Apr 10, 2011 magnetic levitation wind turbine maximum overall efficiency of windmill is 30%. 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 magnetic fields are actively excluded from superconductors meissner effect.
Spend your few time to merely check out some sheets of page of this book magnetic levitation. Figure 1 different propulsion methods of conventional electric railways and superconducting maglev guideway. Magnetic levitation principles introduction magnetic fields caused. 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. Magnetic levitation a seminar report submitted in partial fulfillment of the requirements for the degree of bachelor of technology in electrical engineering submitted by. The authors begin this book with a systematic overview of superconductivity, superconducting materials, magnetic. Magnetic levitation experiment nyu tandon school of. Magnetic levitation maglev technologies the tokaido shinkansen began operations in 1964 and was an immediate success. 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. Magnetic levitation of rotors has been an important research subject in the last decades. Book style printing base makes it more innovative and lveitacion. 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. This book provides a comprehensive overview of magnetic levitation maglev technologies, from fundamental principles through to the stateoftheart, and describes applications both realised and.
Modeling and control of a magnetic levitation system concepts emphasized. From the ones on the fridge, the speakers in your car, and propelling high speed trains, magnets are being used constantly. High temperature superconducting magnetic levitation pdf. 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. This is a really delightful book that covers every aspect of magnetic levitation and then some.
Magnetic levitation maglev is a highly advanced technology. Discover how maglev trains work using magnetic levitation. Current projects nclusion introduction maglev, or magnetic levitation, is a system of transportation. Earnshaws theorem proves that using only static ferromagnetism it. 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. Magnetic levitation project step by step procedure byjus. 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.
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. Seminar paper from the year 2008 in the subject engineering industrial engineering and management, grade. The physics of magnetic levitation physics 212x spring 2011 john dutton 04122011 magnets make up a huge part of our everyday lives. A transportation system with highefficiency and largecapacity utilizing potential energy. Maglev is a system of transportation that suspends, guides and propels vehicles, predominantly trains, using magnetic levitation from a very large number of magnets for lift and propulsion. Magnetic levitation principles introduction magnetic fields are used to describe forces at a distance from electric currents. The ball elevation from the post is measured using a sensor embedded in the post. During our lifespan thus far, we have known individuals who spoke of their personal experiences with the topic of levitation, and we were curious about this particular publication for our libraries, so when we have a little more time, that we have this publication handy to read and see what we think further about, and when that actual time comes, if we think of it, perhaps, we may add more to. Mechanical project on magnetic levitation download report pdf. Magnetic levitation is the process of levitating an object by exploiting magnetic fields. Doubleclick the magnetic levitation plant model to open this subsystem. This book provides a comprehensive overview of magnetic levitation. The phenomenon, also known as maglev, has long been recognized as having some important commercial applications. It includes a history of maglev science and technology showing the various milestones in its advancement.
With maglev, a vehicle is levitated a short distance away from a guide way using magnets to create both lift and thrust. Pdf magnetic levitation is a way of using electromagnetic fields to levitate objects without any noise. In addition to the developments on classical active magnetic bearings amb, recently, the research on more energy efficient systems associated to the developments on highstrength permanent magnet materials led the scientific community to focus on. It is clear that the author has decades of experience in the field and still delights in the magic.
Introduction magnetic levitation systems stability and levitation magnetic fields and forces bearings and levitation magnetically levitated vehicles. It is proved that magnetic levitation cannot be obtained just by using static ferromagnetism, as the object would tend to gain instability. Pdf magnetic levitation transportation sriteja sonikar. Provided here is a simple step by step procedure of magnetic levitation project with detailed explaination using two bar magnets and two ring magnets. The transportation vehicle is levitated on the magnetic levitation. As a result, diamagnetic materials are repelled by strong magnetic fields. Magnetic levitation is a way to suspend objects in air without any support, as if in defiance of gravity. Superconductors and their elementary properties related to the meissnerochsenfeld effect, their zero electrical resistance in low temperatures and their perfect diamagnetism, among others, can realize a large number of applications and. The fields are used to reverse or counteract the gravitational pull and any other counter accelerations.
First, he said, a magic papyrus paper was placed under the stone to be moved. 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. It is written in a clear direct and engaging style with a number of charming personal references. Simple magnetic levitation train seminar reportpdf ppt. The input voltage is applied to a coil that creates the electromagnetic field. This book contains many practical examples of magnetic levitation demonstrations using superconducting phenomena, with photographs. The stone would travel along the path, wrote almasudi, for a distance of about 50 meters and then. T railway technology today 12 edited by kanji wako. Controller design for magnetic levitation system a thesis submitted in partial fulfillment of the requirements for the degree of master of technology in control and automation by abhishek nayak m. Fred fickett, chief, nist magnetic technology division ret. Lets talk physics magnetism is a physical property that is probably taught in every physics course around the world. Maglev technology and applications springer tracts on transportation and traffic, by hyungsuk han, dongsung kim is an extremely beneficial passion and doing that could be undertaken at any time. Magnetic levitation has been successfully applied to inertial sensors to improve their sensitivity to ambient vibrations garmire et al. Magnetic pressure is used to counteract the effects of the gravitational and any other accelerations.
This chapter of book was performed and financially supported completely by iran maglev. Maglev technology and applications springer tracts on transportation and traffic series by hyungsuk han. If a small magnet is brought near a superconductor, it will be repelled becaused induced supercurrents will produce mirror images of each pole. If a small permanent magnet is placed above a superconductor, it can be levitated by this repulsive force. Along certain mediumrange routes usually 320 to 640 km 200 to 400 mi, maglev can. As the world continues to grow and as cities continues to become more crowded and congested, our normal modes of transportation will not be able to handle these overpopulated areas. Impress your friends with this cool floating pencil trick. Vasav shethna bee110 tushar shingala bee111 under guidance of. Magnetic levitation, maglev, or magnetic suspension is a method by which an object is suspended with no support other than magnetic fields. Magnetic levitation simple english wikipedia, the free. Maglev technology and applications springer tracts on transportation and traffic, by hyungsuk han, dongsung kim to read. The total magnetic field of the array can be actively. With maglev, a vehicle is levitated a short distance away from a guide way using magnets to. Superconductor levitation concepts and experiments.
Magnetic levitation is a method by which an object is suspended in the air with no support other than magnetic fields. This signal is fed back through a levitation constant that is defined by properties of the levitation. The physics of magnetic levitation physics 212x spring 2011 john dutton 04122011. This book provides a comprehensive overview of magnetic levitation maglev technologies, from fundamental principles through to the stateoftheart, and describes applications both realized and under development. Current projects nclusion introduction maglev, or magnetic levitation, is a system of transportation that suspends, guides. Magnetic levitation principles introduction magnetic fields are used to describe forces at a distance from. Bidyadhar subudhi department of electrical engineering national institute of technology, rourkela. Magnetic floating book with automatic rotation system magnetic floating pop display the floating item can be any objects and customized the leader of magnetic floating display 10 years of. One electromagnet pole faces a black post upon which a 2. 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. In the past, magnetic levitation was attempted by using permanent magnets. The hoistway is provided with a vertical guideway arranged at one side.
Magnetic levitation maglev or magnetic suspension is a method by which an object is suspended with no support other than magnetic fields. Hormaz amrolia department of electrical engineering institute of. An unsung phenomenon of the past which is now being put to use in a variety of interesting and useful applications. Magnetic levitation is a way of using electromagnetic fields to levitate objects without any noise. High temperature superconducting magnetic levitation pdf high temperature superconducting magnetic levitation pdf.742 1358 1239 1093 1137 1451 973 878 28 175 704 1142 233 1083 283 1222 642 20 104 1526 1075 155 918 526 439 441 545 1130 1309 97 38 1022 740 853 930 1073 236 1253 143 995 1065