I build this thing after seeing something like it on youtube, its a very simple construction and its fun to play with it. Electromagnetic suspension ems uses the attractive magnetic force of a magnet beneath a rail to lift the 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. In this circuit two photo diodes and one led is used as sensor. However, the introduction of diamagnetic material at special locations can stabilize such levitation. Magnetic levitation system in control engineering education 153 2. 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. Winner of the standing ovation award for best powerpoint templates from presentations magazine. The common point in all applications is the lack of contact and thus no wear and friction. This paper discusses the development of magnetic levitation vehicles in. Levitated specimens are free from contact with a container, which permits studies of deeply undercooled melts, and hightemperature, highly reactive materials.
In the past, magnetic levitation was attempted by using permanent magnets. With maglev, a vehicle is levitated a short distance. Maglev derived from magnetic levitation uses magnetic levitation to propel vehicles. 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. Magnetic levitation principles introduction magnetic fields are used to describe forces at a distance from electric currents. The magnetic levitation system shown in above figure, keeps a steel ball suspended in the midair by counteracting the balls weight with the electromagnetic force.
Simple magnetic levitation train seminar reportpdf ppt. Earnshaws theorem proves that using only static ferromagnetism it. In magnetic levitation, the magnetic force acting on a material balances the gravitational force and thus results in stable levitation of the material in. Stable levitation of one magnet by another with no energy input is usually prohibited by earnshaws theorem. A seminar on maglev free download as powerpoint presentation. Practical applications of magnetic levitation technology. Simple magnetic levitation train seminar reportpdf ppt download the answer to this transportation problem lies in the world of electro magnetism and superconducting magnets. 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. The magnetic levitation system mls is an ideal tool for demonstration of magnetic levitation phenomena.
One of the features of maglev systems is reduction of imagination. Magneticlevitation literally means floating in air. Magnetic pressure is used to counteract the effects of the gravitational and any other accelerations. Maglev, or magnetic levitation, is a system of transportation that suspends, guides and propels vehicles, predominantly trains, using magnetic levitation. Wikimedia commons has media related to magnetic levitation. Maglev train ppt, seminar report and pdf study mafia. Of the types of magnetic levitation systems proposed, electromagnetic attraction systems are currently the most widely.
Bismuth is number 83 on the periodic table and has. Magnetic levitation the maglev module covers basic kinematic concepts by investigating newtons first and second laws of motion, as taught in an intermediate school general science course or a high school physics course. Paul friends research helped him plot levitation height vs. Magnetic levitation control system design for beginners sani shuaibu, dahiru, sani adamu, sanusi on. 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.
Magnetic levitation maglev is an innovative transportation technology. Summarythis is the frame of a project that uses two bismuth plates and a large magnet to make another magnet levitate. It is a type of magnet in which the magnetic field is produced by electric current. Applications and future of magnetic levitation high tech. Ppt magnetic levitation train powerpoint presentation. Work on magnetic levitation maglev as a basis for ground transport systems has been going on since the 1960s, and although the future of. A tool to support materials research in microgravity containerless processing represents an important topic for materials research in microgravity. In this firstever popular introduction to maglev the use of magnetic forces to overcome gravity and frictionjames d. Magnetic levitation system for takeoff and landing. A magnet can even be stably suspended between diamagnetic fingertips. Download pdf main magnetic levitation occurs when the force on a diamagnetic body, due to an inhomogeneous magnetic field, is strong enough to balance the bodys weight due to earths gravity 1. Magnetic levitation maglev or magnetic suspension is a method by which an object is suspended with no support other than magnetic fields.
If the magnetic force of attraction is used, it is known as magnetic suspension. Magnetic levitation is cited on microsoft academic search as follows. 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. This increases efficiency, reduces maintenance costs, and increases the useful life of the system. Magnetic levitation, maglev, or magnetic suspension is a method by which an object is suspended with no support other than magnetic fields. From peter pan to harry potter, from david copperfield to levitating toys, there is magic in conquering gravity. The magnetic levitation technology can be used as an efficient. If magnetic repulsion is used, it is known as magnetic levitation. Modeling and control for a magnetic levitation system. The electromagnetic force is used to counteract the effects of the gravitational force. Trends in increased mobility of large masses with changing lifestyle for more comfort are leading to. Diamagnetic levitation using bismuth and copper bismut is such a cool element. Magnetic levitation wind turbine maximum overall efficiency of windmill is 30%. Diamagnetic levitation using bismuth and magnets pinshape.
This results in the following differential equation for the ball dynamics. Magnetic levitation system for takeoff and landing airplane project gabriel krzysztof sibilski1, krzysztof falkowski2 1techncal university of wroclaw, 2military university of technology, corresponding author. He showed that stable contact free levitation by forces. If the energy is a minimum it must have positive curvature in. The answer to this transportation problem lies in the world of electro magnetism and superconducting magnets.
Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. 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 vehicles introduction magnetic levitation, or maglev, is a technology used for highspeed trains in which the vehicle is lifted from the roadway or guideway by a magnetic field. Magnetic levitation free download as powerpoint presentation. 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. Magnetic levitation control system from theory to practice. Pseudolevitation of two permanent magnets on a guide rod. In dick tracy and spiderman comics, magnetic levitation also achieved considerable heights. Work on magnetic levitation maglev as a basis for ground transport systems has been going on since the 1960s, and although the future of maglev in land transport is.
This is a classic control problem used in many practical applications such as transportation magnetic levitated trains, using both analogue and digital solutions to maintain a metallic ball in an electromagnetic field. Mechanical project on magnetic levitation download report pdf. Maglev trains seminar report,presentation,free download. Magnetic levitation control system in stand alone analogue mode recall that the considered equipment is with a builtin power supply and in the analogue mode is capable of standalone operation without any computer control software. Principle of magnetic levitation in ems in the emsattractive system, the electromagnets which do the work of levitation are attached on the top side of a casing. Download the seminar report for magnetic levitation. Of the types of magnetic levitation systems proposed, electromagnetic attraction. The definition goes on to state, in a simple configuration, an electromagnet is used to lift up a ferromagnetic object and the gravity pulls down the.
The term levitation refers to a class of technologies that uses magnetic levitation to propel vehicles with magnets rather than with wheels, axles and bearings. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that todays audiences expect. The understanding of these two concepts is fundamental to the topics of highway safety and design. Here is the pdf file of calculation regarding the force and. Magnetic levitation is the process of levitating an object by exploiting magnetic fields. Introduction from the principal point of view, the magnetic levitation is a method which is used for suspending an object in the air, without any physical contact. T railway technology today 12 edited by kanji wako. The physics behind the magnetic levitation is that the electromagnet provides electromagnetic force which is equal and opposite to the gravitational force on the object.
In it, railroading technology will away with moving components, permitting vehicles to maneuver additional swimmingly and more. Magnetic levitation maglev can create frictionless, efficient, faroutsounding technologies. Under the right conditions, it can manipulate and change the state of matter. Magnetic levitation is a highly advanced technology. The pharmaceutical industry is turning to acoustic levitation to address the everpresent need for highquality medicine delivery systems, especially as technology for treating patients expands and becomes more customized. The replacement of mechanical components by wear free electronics overcomes the technical restrictions of wheelonrail technology. A very simple, surprisingly stable room temperature magnet levitation. If the same windmill is operating at 50% of its maximum speed the efficiency becomes very low. Kishan bhushan sahay submitted in department of electrical engineering madan mohan malaviya. In 1842, samuel earnshaw, an english clergyman and scientist, proved another important limitation of magnetic levitation.
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