Since then, japans shinkansen network has expanded considerably, and its success has prompted rapid development of highspeed railways in other countries. Diamagnetic levitation harvard natural sciences lecture. A common one is a magnet floating above a piece of ybco hightemperature superconductor cooled by liquid nitrogen. 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. These advantages have made magnetic levitation systems a great candidate for clean room applications. In eds system levitation by repulsion may takesplace. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. In the past, magnetic levitation was attempted by using permanent magnets. V3 department of mechanical engineering, magna college of engineering, magaral, chennai, india 1,2, 3. Railway technology today 12 edited by kanji wako magnetic levitation maglev technologies the tokaido shinkansen began operations in 1964 and was an immediate success. Magnetic levitation system in control engineering education 153 2. Magnetic levitation maglev or magnetic suspension is a method by which an object is. Model of the electromagnetic levitation device tomas hron czech technical university in prague faculty of electrical engineering department of electrotechnology 1. Magnetic levitation, also known as maglev is used in a similar way to levitate objects in air without any support, using magnetic field.
If magnetic repulsion is used, it is known as magnetic levitation. Introduction magnetic levitation, or maglev, is a method by which an object is suspended above another object without any support other than. Magnetic force is used to counteract the effects of the gravitational acceleration and any other accelerations. The plant model is controlled by a pid controller with feed forward to cope with the nonlinearity of the magnetic levitation system. Stable levitation of one magnet by another is usually prohibited by earnshaws theorem, but the introduction of diamagnetic material at special locations can stabilize such levitation. Simple magnetic levitation train seminar reportpdf ppt download.
The kit is easy to assemble, but initial performance of the device is intentionally poor. A tool to support materials research in microgravity containerless processing represents an important topic for materials research in microgravity. The position of the ball responds to the changing value of the setpoint. Simple magnetic levitation train seminar reportpdf ppt. One electromagnet pole faces a black post upon which a 2. Magnetic levitation full seminar reports, pdf seminar abstract, ppt, presentation, project idea, latest technology details, ask latest information. Magnetic levitation, of course, is a well known concept in several practical applications like levitation based trains as well as in simple science toys the most famous of which is the levitron. The report focuses on the technology empowering the highly successful transportation method of maglev trains, and their advantages. This is to certify that the work in the thesis entitled controller design for magnetic levitation system by abhishek nayak is a record of an original research work carried out by him under my supervision and guidance in partial fulfillment of the requirements for the. The ball elevation from the post is measured using a sensor embedded in the post. Levitated specimens are free from contact with a container, which permits studies of deeply undercooled melts, and hightemperature, highly reactive materials. Notice of funding opportunity for magnetic levitation deployment.
This kit is based on a lowcost design developed in 4, which uses proportional. Magnetic levitation powerpoint authorstream presentation. Maglev derived from magnetic levitation uses magnetic levitation to propel vehicles. All structured data from the file and property namespaces is available under the creative commons cc0 license. The phase shift relates to the drag forces becoming levitation forces. The electromagnetic force is used to counteract the effects of the gravitational force. The simulink model represents the humusoft ce152 magnetic levitation educational presentation scale model. Magnetism and levitation brent hobbs dan stark timothy wofford junior lab i wednesday, december 11, 2002.
Maglev trains seminar report,ppt,pdf,doc,presentation,free. Powerpoint tips and tricks for business presentations. This book provides a comprehensive overview of magnetic levitation maglev technologies, from fundamental principles through to the stateoftheart, and describes applications both realised and. The current in the top circuit travels in the opposite direction of thecurrent in the bottom. Optical levitation of microscale particles in air susan y. 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. Superconducting maglevs are also called linear motor cars.
We feel pleased to present our formal report on maglev trains. If the magnetic force of attraction is used, it is known as magnetic suspension. Maglev, or magnetic levitation, is a system of transportation that suspends, guides and propels vehicles, predominantly trains, using magnetic levitation. Direct diamagnetic levitation how it works diamagnetic materials repel a magnetic field all materials have diamagnetic properties, but the effect is very weak, and usually overcome by the objects paramagnetic or ferromagnetic properties, which act in the opposite manner by. One can also levitate a frog or other animals or objects with a very powerful superconducting magnet. 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. In it, railroading technology will away with moving components, permitting vehicles to maneuver additional swimmingly and more. Working concept behind ultrahigh speed supersonic trains technology of maglev there are two primary types of maglev technology. Magnetic levitation is the process of levitating an object by exploiting magnetic fields. The demonstration is a replica of an experiment described by m. For levitation enthusiasts, here is a simple experiment. Modeling of magnetic levitation system peter balko, danica rosinova institute of automotive mechatronics slovak university of technology in bratislava bratislava, slovakia danica. Magnetic levitation free download as powerpoint presentation. 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.
A free powerpoint ppt presentation displayed as a flash slide show on id. 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. But unlike levitron and many other toys, the con guration in fig. Sep 11, 2012 magneticlevitation literally means floating in air. Files are available under licenses specified on their description page. Levitation is the process by which an object is suspended against gravity, in a stable position, without physical contact.
In this thesis, a new large gap magnetic levitation system is designed, developed and successfully tested. Magnetic levitation is a way of using electromagnetic fields to levitate objects without any noise. Effect that weakens or strengthens the field of the levitation magnet. 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. Due to the lack of mechanical contact, magnetic levitation systems are free of problems caused by friction, wear, sealing and lubrication. This page was last edited on 7 september 2019, at 04. Ppt magnetic levitation powerpoint presentation free to. Design, implementation and control of a magnetic levitation. Magnetic levitation a seminar report submitted in partial fulfillment of the. It employs diamagnetism, which is an intrinsic property of many materials referring to their. The transfer function above illustrates that as the drag force begins to decrease, the levitation force increases. Rao pdf magnetic bearings by hillyard pdf design and control.
Magnetic levitation in antiquity and the middle ages pdf. With maglev, a vehicle is levitated a short distance. When assembled as described, the system exhibits high sensitivity to initial conditions and considerable visible wobble of the object. Magnetic levitation maglev or magnetic suspension is a method by which an object is suspended with no support other than magnetic fields. Magnetic levitation theory and application based on levitation such as train,toy,turbine etc. Trends in increased mobility of large masses with changing lifestyle for more comfort are leading to congestion on roads with automobiles. Download the seminar report for magnetic levitation. Magnetic levitation full seminar report, abstract and presentation. T railway technology today 12 edited by kanji wako magnetic. This report is about magnetic levitation, and its application in the field of. Weiland national aeronautics and space administration glenn research center cleveland, ohio 445 summary success has been achieved using a radiation pressure gradient to levitate microscale particles in air for as long as four hours. For decades, conventional trains, a major source of land transportation, have served people around the world. Ppt magnetic levitation powerpoint presentation free. Maglev 1 magnetic levitation experiment quanser consulting inc.