Maglev train technology pdf

Jun 14, 2016 it could be possible on a maglev train. The motion of the train depends on the traction of linear motors in the vehicle. Maglev train ppt, seminar report and pdf study mafia. The journey toward realizing superconducting magnetic levitation maglev that achieves speeds of up to 500 kilometers an hour has come one step closer to its end, with the. These fields lift the train a small distance above the tracks and moves the train. Siemens ag and thyssenkrupp transrapid gmbh were behind this project. 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. A high speed maglev train uses noncontact magnetic levitation, guidance and propulsion systems and has no wheels, axles and transmission. This project is a continuation of work done by paul friend in 2004. Review of magnetic levitation magleva technology to propel vehicles with. By 2035, a trip from toronto to vancouver will take 3 hours. Technology and system layout of the transrapid maglev. The common point in all applications is the lack of contact and thus no wear and friction. The report focuses on the technology empowering the highly successful transportation method of maglev trains.

Richard post from lawrence livermore national labs llnl. Since air resistance drag is currently the major limiting factor in the speed of commercial travel, socalled vactrain technology has been proposed as a theoretical solution. Maglev, short for magnetic levitation, propels the vehicle over its tracks using magnets. Propulsion a linear synchronous motor lsm propels the train. Design of levitation and guidance system for the semihighspeed maglev train in the current urban maglev train developed in korea, lateral displacement is controlled using the restoring force generated by the levitation electromagnet. Superconducting maglev technology the northeast maglev. The line is the fastest, first commercially successful, operational maglev train designed to connect shanghai pudong international airport and the outskirts of central pudong, shanghai. But though magnetically levitated trains have been the focus of much of the worldwide interest in maglev, the technology is not limited to train. The method currently being pursued is a passive levitation and guidance system that is controlled by the propulsion of the train. This speed is twice as fast as a conventional commuter train and comparable to the tgv train a grande vitesse in use in france, which travels between 300 and 320 km 186 and 199 miles per hour. The line is the third commercially operated maglev line in history after the british birmingham maglev and the german mbahn, the oldest commercial maglev still in operation, and the first commercial highspeed maglev with cruising. In fact, maglev technology was first developed by english inventor eric laithwaite with the worlds first commercial maglev train opened in 1984 in birmingham.

Design and control of levitation and guidance systems for. It travelled 600m at only 42kmh and was closed in 1995 because of reliability and design problems. May 07, 2014 maglev was first proposed as a method to propel trains as far back as the mid 20th century. These points include smallscale maglev train free download executive summary magneticallylevitating maglev train technology is a highspeed urban transportation solution capable of contributing to pollution reduction and energy efficiency. Click download or read online button to get maglev train book now. 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. Chinas new prototype wont be the first train to surpass the 600. Maglevs eliminate a key source of frictionthat of train wheels on the railsalthough they must still overcome air resistance. This speed is twice as fast as a conventional commuter train and. The future of train travel is the supermaglev, says china. Magnetic levitation maglev is an innovative transportation technology. At present maglev technology has produced trains that can travel in excess of 500 km 310 miles per hour. Types of maglev trainsbased on the techniques used for levitation there are two types of maglev trains1.

Japan and germany are developing different types of normalconductive magnetically levitated linear motor trains. At the start of the project planning, the basic requirements for the project, like the future trans. The project may be a multiyear project, because the entire system must be created. Design and control of levitation and guidance systems for a.

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. Maglev trains are a great example of how engineers use science to design an incredible piece of technology. This was the first major collision involving a maglev train, and interestingly, the cause was a breakdown in communication rather than technology. Created from the most advanced stateoftheart 21st century. Along certain mediumrange routes usually 320 to 640 km 200 to 400 mi, maglev can compete favorably with highspeed rail and airplanes. The worlds premier highspeed rail operator central japan railway company jr central developed the system. The magnetic levitation technology can be used as an efficient technology in. The scmaglev superconducting maglev is a magnetic levitation maglev railway system based on the principle of magnetic repulsion between the track and the cars. Jul 22, 2012 maglev guideways or tracks track repels magnets on undercarriage of train, sending the train forward. The scmaglev superconducting maglev, formerly called the mlu is a magnetic levitation railway system developed by central japan railway company jr central and the railway technical research institute on 21 april 2015, a manned sevencar l0 series scmaglev train reached a speed of 603 kmh 375 mph, less than a week after the same train clocked 590 kmh 370 mph, breaking the previous. This paper involves the design, hardware, technology, application and future uses of magnetic levitation trains.

Train 1 project is to design and implement levitation, guidance, and propulsion for a small scale train. Transrapid is a germanmade technology designed to transport people on highspeed maglev lines. For ems systems, these magnets are located within the vehicle while for eds systems magnets are located in the. The maglev project consists of two construction phases.

An overall view of the semihighspeed maglev train addressed in this paper can be seen in fig. This is what is usually said about the technology, but is it true. Maglev train download ebook pdf, epub, tuebl, mobi. T railway technology today 12 edited by kanji wako. Compared to conventional wheeled trains, differences in construction affect the economics of maglev trains.

In the 1960s japan revolutionized train technology with the bullet train. After the company moved maglev tests to the new facility, the companys railway technical research institute began to allow testing of ground effect trains, an alternate technology based on aerodynamic interaction between the train and the ground, at the miyazaki test track in 1999. The magnetic forces are assigned to lift and propel the vehicles along the guide way. 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. The shanghai maglev appears to be the only true commercial maglev train. Germanys maglev line, transrapid, is rather infamously known for its collision in 2006 that killed 25 people. These include superconducting maglev trains models mlx and l0 of japan and the inductrack technology of the united.

The development of the first prototypes started in 1969, and the. Japans newest maglev promises to break world records. The future of maglev as a viable mass transportation system lies at the cutting edge of technology. Introduction magnetic levitation maglev is a highly advanced technology. It is a proposed design for super highspeed transportation about 40005000 mph. The video includes the physical principles involved in each maglev system, as well as their. Train levitates between 1 and 10 cm above guideway. Maglev train, ask latest information, maglev train abstract, maglev train report, maglev train presentation pdf,doc,ppt, maglev train technology discussion, maglev. Research on this dream train has been going on for the last 30 odd years in various parts of the world. 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. T railway technology today 12 edited by kanji wako magnetic. The first commercial maglev train to come into operation was a relatively lowspeed shuttle at. A 64yearold man, surnamed li, said he was confused by the plan to use a maglev train on the line, believing traditional subway trains were the best option.

A diagram of the maglev train model you will build in this science project left next to a picture of the actual model train right. Review of maglev train technologies article pdf available in ieee transactions on magnetics 427. This innovative madeinjapan technology is about to revolutionize train travel for several centuries to come. It includes a history of maglev science and technology showing the various. Today, were taking a closer look at future train transport developments that rely on maglev technology. This lack of friction means that they can reach higher speeds than conventional trains. But the passengers may suffer from the risk of cabin depressurization in the event of a train. European engineers are working on maglev technology. Magnetic levitation is a highly advanced technology. Developed and owned in japan by central japan railroad company, scmaglev technology creates one of the safest and fastest transportation systems in the world. We feel pleased to present our formal report on maglev trains. This site is like a library, use search box in the widget to get ebook that you want.

Magnets are used to generate such ma gnetic forces. It is sometimes said to be the first fundamental innovation in the field of railroad technology since the invention of the railway. James powell and gordon danby of brookhaven received the first patent for a magnetically levitated train design in the late 1960s. 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. Magnetism provides the force required to levitate the train over the tracks, reducing the energy required to move the train. Maglev trains key underlying technologies zhigang liu.

Maintenance costs decrease the maglev offers a cheap. Basic principle of maglev trainsmaglev trains have to perform the following functions to operate in high speeds1. Maglev trains are a necessity for modern time transportation needs and vital. Maglev train, ask latest information, maglev train abstract,maglev train report,maglev train presentation pdf,doc,ppt,maglev train technology discussion,maglev. Japanese engineers have developed a competing version of maglev trains that use an electrodynamic suspension eds system, which is based on the repelling force of magnets. The maglev transportation system is more stable, faster, economic, efficient. In the dream big maglev train lesson, students designed a magnetic train system. The three primary functions in maglev technology are levitation, propulsion, and guidance. Maglev short for magnetic levitation trains can trace their roots to technology pioneered at brookhaven national laboratory. Gas passive maglev system uses permanent magnetics on vehicles and linear synchronous motors on guideways to levitate and propel vehicles. Since air resistance drag is currently the major limiting factor in the speed of commercial travel, socalled vac train technology has been proposed as a theoretical solution. Magnetic levitation maglev technology and applications.

The engineering challenge is to get a train to move three feet without making physical contact with the track. Technology power words china has been using maglev trains to whisk people from the city of shanghai to its airport. The name maglev is derived from magnetic levitation. Noncontact and nonwearing propulsion, independent of friction, no mechanical components like wheel, axle. This increases efficiency, reduces maintenance costs, and increases the useful life of the system. 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. At high speeds it is smoother, quieter and more efficient than conventional trains, as there is no friction with the tracks. May 04, 2015 some systems use the use of vac trains maglev train technology used in evacuated tubes, which removes the air drag.

Magnetic levitation maglev is a highly advanced technology. However without critical advances in tunneling and maintaining a vacuum tube, the cost of implementing such technology is critically high. The magnetic force between the tracks and the magnets on the train pushes up against the trains. The shanghai maglev train or shanghai transrapid chinese. To meet different application requirements, there has been a variety of maglev trains, among which permanent magnet electromagnetic suspension pems type maglev train is an innovative maglev. Maglev technologies general atomics ga is a pioneer in the research and development of innovative permanent magnets and linear motors to create clean, fast and efficient transportation solutions. Magnetic levitation is a technology that uses magnetic fields to make the train move. The scmaglev superconducting maglev is a magnetic levitation maglev transportation system based on the principles of magnetic attractions and repulsions between the guideway and the cars. This book describes a number of essential technologies that can ensure the safe operation of maglev trains, such as suspension and orientation technologies, network control and diagnosis technologies.