First, the trains velocity induces a current in the track. This is a really delightful book that covers every aspect of magnetic levitation and then some. The magnetic levitation system is a nonlinear dynamic system with one input and one output. The student is expected to observe forces, such as magnetism and gravity acting on objects. 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. T railway technology today 12 edited by kanji wako magnetic. Fred fickett, chief, nist magnetic technology division ret. T railway technology today 12 edited by kanji wako. It is soft data and also simple to check out any place you are. 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.
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. 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. Maglev 1 magnetic levitation experiment quanser consulting inc. The principle difficulties encountered when applyingmaglev technology to different systems, namely air gap control andstabilization, are addressed in detail. The phenomenon, also known as maglev, has long been recognized as having some important commercial applications. Along certain mediumrange routes usually 320 to 640 km 200 to 400 mi, maglev can compete favorably with highspeed rail. Magnetic levitation simple english wikipedia, the free. It includes the demonstration of suspension phenomenon induced by magnetic flux pinning as well as magnetic levitation. Spend your few time to merely check out some sheets of page of this book magnetic levitation. Introduction to magnetic levitation superconducting. Magnetic levitation project step by step procedure byjus. The ball elevation from the post is measured using a sensor embedded in the post.
Magnetic levitation maglev, or magnetic suspension is a method by which an object levitates with no support other than a magnetic field. Magnetic levitation free download as powerpoint presentation. Magnetic levitation is a method by which an object is suspended in the air with no support other than magnetic fields. Figure 1 different propulsion methods of conventional electric railways and superconducting maglev guideway. One electromagnet pole faces a black post upon which a 2. Download the seminar report for magnetic levitation. Magnetic levitation is a way of using electromagnetic fields to levitate objects without any noise. This book provides a comprehensive overview of magnetic levitation maglev technologies, from fundamental principles through to the stateoftheart, and describes applications both realised and. Pdf this book provides a comprehensive overview of magnetic levitation maglev technologies, from fundamental principles through to the. Presents the fundamental principles governing levitation of material bodies by magnetic fields without too much formal theory. Magnetic levitation principles introduction magnetic fields are used to describe forces at a distance from electric currents. The stone would travel along the path, wrote almasudi, for a distance of about 50 meters and then. Magnetic levitation maglev technologies the tokaido shinkansen began operations in 1964 and was an immediate success. 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.
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. Magnetic levitation impress your friends with this cool floating pencil trick. The physics of magnetic levitation physics 212x spring 2011 john dutton 04122011. Discover how maglev trains work using magnetic levitation. 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.
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. 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. The invention relates to a magnetic suspension lifter which consists of a hoistway part, an elevator car part, and a control system. The purpose of this report is to examine the newly developing field of magnetic levitation and its applications in transportation. Magnetic levitation principles introduction magnetic fields are used to describe forces at a distance 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. 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. Repulsive magnetic levitation using arduino simple. If a small magnet is brought near a superconductor, it will be repelled becaused induced supercurrents will produce mirror images of each pole. The magnetic levitation system is a classic electro mechanical experiment with interesting nonlinear dynamics and control challenges. 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.
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. If the same windmill is operating at 50% of its maximum speed the efficiency becomes very low. This book contains many practical examples of magnetic levitation demonstrations using superconducting phenomena, with photographs. Maglev technology and applications ebookplease complete the fields below to send your friend a link to this product. As a result, diamagnetic materials are repelled by strong magnetic fields. Simple magnetic levitation train seminar reportpdf ppt. Levitation is no longer magic as we observe the physics behind magnets. In other words, it is overcoming the gravitational force on an object by applying a counteracting magnetic field. If the magnetic force of attraction is used, it is known as magnetic suspension. Practical applications of magnetic levitation technology. The magnetic levitation train will be analyzed as well as what makes it the new evolving mode of transportation. Magnetic levitation principles introduction magnetic fields caused. Magnetic levitation maglev or magnetic suspension is a method by which an object is suspended with no support other than magnetic fields. 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.
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. 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. Magnetic levitation magnetic fields are actively excluded from superconductors meissner effect. The fields are used to reverse or counteract the gravitational pull and any other counter accelerations.
The authors begin this book with a systematic overview of superconductivity, superconducting materials, magnetic. Maglev technology and applications springer tracts on transportation and traffic series by hyungsuk han. Dynamic modeling, timedomain analysis, pi and pid feedback control. Simple magnetic levitation train seminar reportpdf ppt download. Magnetic levitating book,magnetic floating book display. High temperature superconducting magnetic levitation pdf high temperature superconducting magnetic levitation pdf.
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. Seminar paper from the year 2008 in the subject engineering industrial engineering and management, grade. Magnetic force is used to counteract the effects of the gravitational acceleration and any other accelerations. Magnetic levitation maglev technology and applications. If magnetic repulsion is used, it is known as magnetic levitation. Apr 10, 2011 magnetic levitation wind turbine maximum overall efficiency of windmill is 30%. This method has the potential to be faster, quieter and smoother than wheeled mass transit systems. It is a type of magnet in which the magnetic field is produced by electric current. Magnetic levitation technology magnetic levitation is a method by which an object is suspended in the air with no support other than magnetic fields. Magnetic levitation an overview sciencedirect topics. 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.
Mechanical project on magnetic levitation download report pdf. Hormaz amrolia department of electrical engineering institute of. The bottom part of the hoistway is provided with a permanent magnet and a. Vasav shethna bee110 tushar shingala bee111 under guidance of. Ralph hollis, research professor, the robotics institute, carnegie mellon university. Magnetic levitation driving without wheels presentation outline 1. Magnetic levitation experiment nyu tandon school of.
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. From the ones on the fridge, the speakers in your car, and propelling high speed trains, magnets are being used constantly. Magnetic levitation of rotors has been an important research subject in the last decades. If a small permanent magnet is placed above a superconductor, it can be levitated by this repulsive force. Magnetic levitation is the process of levitating an object by exploiting magnetic fields.
Magnetic levitation, maglev, or magnetic suspension is a method by which an object is suspended with no support other than magnetic fields. Introduction magnetic levitation is becoming widely applicable in magnetic bearings, highspeed ground transportation, vibration isolation, etc. With maglev, a vehicle is levitated a short distance away from a guide way using magnets to. A transportation system with highefficiency and largecapacity utilizing potential energy. In the case of magnetic attraction, the experiment is. In this video you will learn how to make arduino based repulsive magnetic levitation device using single electromagnet coil, hall sensor, and magnets. 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. Give students control of a realworld application magnetic levitation technology is used in systems such as maglev trains and electromagnetic cranes. 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.
Provided here is a simple step by step procedure of magnetic levitation project with detailed explaination using two bar magnets and two ring magnets. It includes a history of maglev science and technology showing the various milestones in its advancement. It is clear that the author has decades of experience in the field and still delights in the magic. 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. 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 has been successfully applied to inertial sensors to improve their sensitivity to ambient vibrations garmire et al.
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. Magnetic levitation, sometimes called magnetic suspension, is the phenomenon in which two magnetic objects are repelled from each other in a vertical direction. Ochsenfeld effect, their zero electrical resistance in low temperatures and their perfect diamagnetism, among others, can realize a large number of applications and devices. This current then induces a magnetic field that levitates the 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. With so many new applications for magnetic levitation on the horizon, rising force is sure to retain its own magic for years to come. 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. Along certain mediumrange routes usually 320 to 640 km 200 to 400 mi, maglev can. Abstractlowcost magnetic levitation project kits are used in teaching system design in an introductory undergraduate control systems course. 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 is a way to suspend objects in air without any support, as if in defiance of gravity. Magnetic levitation maglev technology and applications hyung. The physics of magnetic levitation physics 212x spring 2011 john dutton 04122011 magnets make up a huge part of our everyday lives.
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. Magnetic pressure is used to counteract the effects of the gravitational and any other accelerations. The input voltage is applied to a coil that creates the electromagnetic field. 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. Current projects nclusion introduction maglev, or magnetic levitation, is a system of transportation that suspends, guides. Maglev technology and applications springer tracts on transportation and traffic, by hyungsuk han, dongsung kim to read. The transportation vehicle is levitated on the magnetic levitation. Magnetic levitation is a highly advanced technology.
The hoistway is provided with a vertical guideway arranged at one side. 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. An unsung phenomenon of the past which is now being put to use in a variety of interesting and useful applications. This is an estimate for a cumulative growth of views. Magnetic levitation a seminar report submitted in partial fulfillment of the requirements for the degree of bachelor of technology in electrical engineering submitted by. Maglev can create frictionless, efficient, faroutsounding technologies. Impress your friends with this cool floating pencil trick.
The total magnetic field of the array can be actively. Superconductor levitation concepts and experiments. In the past, magnetic levitation was attempted by using permanent magnets. Lets talk physics magnetism is a physical property that is probably taught in every physics course around the world. Us20080182634a1 magnetic levitation sliding structure. With maglev, a vehicle is levitated a short distance away from a guide way using magnets to create both lift and thrust. This book provides a comprehensive overview of magnetic levitation. This signal is fed back through a levitation constant that is defined by properties of the levitation. Current projects nclusion introduction maglev, or magnetic levitation, is a system of transportation. Either the magnetic force of repulsion or attraction can be used. Introduction magnetic levitation systems stability and levitation magnetic fields and forces bearings and levitation magnetically levitated vehicles. The bearingless type of motor is still, to some extent, in the development stage and therefore still at an early.
This chapter of book was performed and financially supported completely by iran maglev. The name maglev is derived from magnetic levitation. First, he said, a magic papyrus paper was placed under the stone to be moved. Doubleclick the magnetic levitation plant model to open this subsystem. Pdf magnetic levitation transportation sriteja sonikar. Magnetic levitation maglev is a highly advanced technology. Bidyadhar subudhi department of electrical engineering national institute of technology, rourkela. It is proved that magnetic levitation cannot be obtained just by using static ferromagnetism, as the object would tend to gain instability.
It is written in a clear direct and engaging style with a number of charming personal references. A brief introduction is necessary to understand magnetic levitation. Book style printing base makes it more innovative and lveitacion. 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. Modeling and control of a magnetic levitation system concepts emphasized. Simple magnetic levitation train seminar report pdf ppt download abstract. Kg, a joint venture by siemens ag and thyssenkrupp ag. Pdf magnetic levitation is a way of using electromagnetic fields to levitate objects without any noise. High temperature superconducting magnetic levitation pdf.