Investigation on electromagnetic models of highspeed. It should zip down the coil and out the other side. The mystery of the magnetic train skulls in the stars. Review of maglev train technologies article pdf available in ieee transactions on magnetics 427. Development in the late 1940s, the british electrical engineer eric laithwaite, a professor at imperial college london, developed the first fullsize working model of the linear induction motor. Maglev trains use superconductor magnets that are cooled to incredibly low temperatures to produce intense magnetic fields used to drive the train forward and keep it hovering off of the tracks. He has played with the set on its own and has mixed it in with other.
T railway technology today 12 edited by kanji wako. This maglev model accurately reproduces the setup of magnets used in shanghais maglev system and is made up of two parts. Our project is to build a miniature working model of maglev, or more specifically, we will make a car that can be instructed to move forward or backward on a short magnetic linear track by means of magnetic levitation. Takara tomys maglev linear liner the fastest toy train. Sep 30, 2015 japanese toy company takara tomy is offering a working scale replica of the recordbreaking 603 kmh 375 mph sc maglev superconducting magnetic levitation train.
One popular science experiment we are often asked about is the magnetic levitating train. Finished solenoid track and battery train principles of operation we will put two basic principles of electromagnetics and magnetism to work to create an electric train. The magnetic force between the tracks and the magnets on the train pushes up against the train s weight, which allows it to float above the tracks. Magnetic levitation is a technology that uses magnetic fields to make the train move. It is the vector sum, at each point within the substance, of the magnetic field strength and resultant intrinsic induction. If your train doesnt move, try flipping the train around. Maglevs use magnetic forceslike poles repel each other, and opposite poles attractto lift, propel, and guide a vehicle over a track. How to build an electromagnetic uncoupler for your train. For decades, conventional trains, a major source of land transportation, have served people around the world. Maglev train simple english wikipedia, the free encyclopedia.
Magnetic levitation track construction instruction manual august 2012 page 3 screws in the middle to not be in the way of the magnets to be added later. Takara tomys maglev linear liner the fastest toy train in. A solenoid is simply a coil of wire wrapped in a tightly packed helix shape as shown by the white lines in. Instead of using fossil fuels, the magnetic field created by the electrified coils in the guideway walls and the track combine to propel the train. May 01, 2015 this train runs on electromagnetic field, it goes between two cities. This scheme would be the most practical way of the 3 i present to build a model train that illustrates the principle. He drills two holes in the bottom of the space to drop. This video shows how to build a maglev magnetic levitation train using materials you can buy online or at a hardware store. To construct a model of magnetic levitating train you will need the following materials.
Magnetic levitation maglev is a system of train transportation that uses two sets of magnets, one set to repel and push the train up off the track as in levitation, then another set to move the floating train ahead at great speed taking advant. Standard if the magnetic tape is used, one side is usually sticky, which allows it to stick to the track better. Maglev, a floating vehicle for land transportation that is supported by either electromagnetic attraction or repulsion. Lets consider the magnets used in this train example, the 1 x 14 x 18 thick bx041 block. Jun 24, 2015 the first use of maglev in a united states patent was in magnetic levitation guidance systemby canadian patents and development limited. Learn about the maglev track and see a diagram of a magelev track. This magnetic field has its own north and south poles, which push the train along the track. If you add weight to the train, the gap will get smaller. This train runs on electromagnetic field, it goes between two cities.
Simple magnetic levitation train seminar reportpdf ppt. This intriguing video has been making its way around facebook its a simple electric train made out of coiled copper wire and a train car comprised of a battery with magnets on both ends. M is equal to the number of permanent magnets used per wavelength, the equation for the highest strength of the magnetic field at the surface of the lower side of the halbach array is given by equation 2. It may be mentioned that the course in shanghai is an older model that uses a sliding. 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. The screws used throughout the construction were 716 inch drywall screws, phillips head, 12 inch long. Thus, there is no need of any engine inside he train. Build a levitating model train track with magnets maglev trains are powered by magnetic levitation technology. A second train set was completed at the end of 1997, making it possible to conduct various tests with two trains. Optimizing the controller design to guide the motion of a maglev train.
The magnetic levitation, or floating of the train, is achieved through the use. The maglev track allows the train to float above the track through the use of repelling magnets. Instead of using fossil fuels, the magnetic field created by the electrified coils in the. Maglev trains short form of magnetic levitation are a very fast type of highspeed rail. Rtri and jr central are working together to develop. The first is the magnetic field created by a solenoid. The result is a fascinating and cheap experiment that displays the basic principles of electromagnetism and engineering. Aditya dubey darshil kapadiya purpose to build an electric train, utilizing uninsulated copper wire, a battery, and powerful magnets. It was also cool that the set includes a puzzle, magnetic fishing rods, and magnetic pieces to catch with the rod. It is billed as the worlds simplest electric train, and it is almost certainly the case. Then, after determining where to place the uncoupler ramp, he cuts out the corresponding ties with a cutoff disc, and uses a utility knife and drill bit to hollow out a pocket in your subroadbed to accommodate the magnet, deep enough so the top of the magnet is at the level of your ties. Electromagnetic train not working post by sandratorres0412 mon dec 28, 2015 4. The result is a fascinating and cheap experiment that displays the. V3 department of mechanical engineering, magna college of engineering, magaral, chennai, india 1,2, 3.
Use our repelling magnet calculator to determine the force between two of these magnets arranged with like poles facing each other you can find a graph of pull force vs. The magnetic force between the tracks and the magnets on the train pushes up against the trains weight, which allows it to float above the tracks. Pdf design and construction of a model of a magnetic train. Experiment by adding or subtracting the number of magnets, or making a. Jun 14, 2016 in maglev, superconducting magnets suspend a train car above a ushaped concrete guideway.
Build a levitating model train track with magnets apex. If you have ever heard about or ridden on one of these high speed trains, then you may already know that they hover above the track. For example, if the mass of a train made on one of these magnets is 1 lb, expect the distance between the train magnet and the track to be approximately 0. Maglev trains use the physical forces of magnetism and electromagnetism to not only levitate the train, but to push and pull. Maglev train ppt, seminar report and pdf study mafia. Simple magnetic levitation train seminar reportpdf ppt download the answer to this transportation problem lies in the world of electro magnetism and superconducting magnets. We built a basic version of this experiment to highlight some of the challenges and solutions of a project like this. This item is recommended for ages eight years and up. To turn the problem on its head, the data can give you the opposite answer. Magnetic induction is the flux per unit area normal to the direction of the magnetic path.
This current then induces a magnetic field that levitates the train. How to create a simple electric train using magnets. He liked being able to put together the skull tunnel. The big difference between a maglev train and a conventional train is that maglev trains do not have an engine at least not the kind of engine used to pull typical train cars along steel tracks.
The force depends on the size of the magnets and the distance between them. The permanent magnetic field will have a remanent magnetic field of br tesla. Pine wood for train g permanent magnets of area 21 cm2 b construction of demo model build a magnetic base track of length 30 cm remove material with the help of chisel stick permanent magnets at a distance of 1. This signal is fed back through a levitation constant that is defined by properties of the levitation halbach array and the track design. The magnetized coil running along the track, called a guideway, repels the large magnets on the train s undercarriage, allowing the train to levitate between 0. As for other types of traffic is plain, where running costs are relatively high. For this reason, the train must ha ve wheels or some other form of landing gear to suppo rt the train until it reaches a. Maglev train project timeline the following timeline details the steps.
B magnetic induction, is the magnetic field induced by a field strength, h, at a given point. In it, railroading technology will away with moving components, permitting vehicles to maneuver additional. The detailed working of maglev train is shown in the figure below. The model can sit right on the top of the wooden train and hold it snugly. When completely assembled, the train model is over 15. The iron core and armature are made using the same soft magnetic material whose fundamental magnetizing curve is shown in figure 11. The storage box is well made and all trains fit inside well. Here is an interesting project for kids that explores both electricity and magnetism build a simple electromagnetic train. Much like a fullsized maglev system, the track and train need to be precisely. He has several other wooden train sets and this was a nice addition. Magnetic levitation maglev is an innovative transportation technology. An example of polaritybased magnetic tape is offered by kelvin out of new york item. A maglev train car is just a box with magnets on the four corners, says jesse powell, the son of the maglev inventor, who now works with his father. Magnetic levitation track construction instruction manual.
The model train zooms smoothly along its special track using the power of magnetism. Along certain mediumrange routes usually 320 to 640 km 200 to 400 mi, maglev can compete favorably with highspeed rail and airplanes. If it still doesnt work, try flipping one of the stacks of batteries around. 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. To make a model of a maglev train, you need lots of magnets. An electromagnetic suspension ems maglev train uses. The thickness of the magnets is represented by d m. How to build a simple electromagnetic train frugal fun for. The first use of maglev in a united states patent was in magnetic levitation guidance systemby canadian patents and development limited. The air gap between the armature and electromagnet is adjusted to 0. The word maglev is actually a combination of the words magnetic and levitation. Drag force is higher than wheels, but comparable to an airplane lift to drag ratio somewhat greater than 10.
How to create a simple electric train using magnets by admin april 7th, 2016 there are currently 0 comments in this article, we are going to show you how you can create the simplest possibly, but by far the most awesome definitely diy electric train by using nothing more than a battery, some bare copper wire and two magnets. This past week, thanks to laughing squid and other sources, a lot of people watched and were amazed by this simple demonstration of electromagnetism in action. The maglev train kit from toy smith will provide hours of fun without the need to of batteries. A magnet trainsystem fits well in the subarctic environment in scandinavia and. The train can take off from wheels just like an airplane as it reaches flying speed.
The engine for maglev trains is rather inconspicuous. How to build a simple electromagnetic train frugal fun. Since the invention of steampowered trains in the 1800s, trains have been the domain of mechanical engineers. The train is propelled by the changing in magnetic fields. Mar 10, 2015 when you put the train inside the coils, it causes an electrical current to flow through the copper wire, which creates a magnetic field in the section of wire coils right around the train car. 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 minimal environmental impact. These fields lift the train a small distance above the tracks and move the train. Mechanical engineers were responsible for designing the key components of a train, including the engine, axles, and wheels. Japanese toy company takara tomy is offering a working scale replica of the recordbreaking 603 kmh 375 mph sc maglev superconducting magnetic levitation train. Like ordinary magnets, these magnets repel one another when matching poles face each other. Maglev, or magnetic levitation, trains hover over a magnetic track on a cushion formed by two magnets opposing each other, which significantly reduces friction. 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.
This report was prepared as an account of work sponsored by an agency of the united. The wooden train or the decorative train above that may be equipped with ejecting magnets so they can smoothly eject at the end of the rail. Table 2 shows the detailed structural parameters of the hsv studied in this paper. Using only a battery, some strong magnets and some bare coiled copper wire. Pdf the magical magnetic levitation has fascinated philosophers and scientists in the past. Measurements of the magnetic field, at ground level directly under the standard 8mhigh elevated guideway show a magnetic field of only 0. Maglev trains work on the principle of magnetic repulsion between the cars and the track. The mystery of the magnetic train posted on december 12, 2014 by skullsinthestars this past week, thanks to laughing squid and other sources, a lot of people watched and were amazed by this simple demonstration of electromagnetism in action. In maglev, superconducting magnets suspend a train car above a ushaped concrete guideway. Experiment by adding or subtracting the number of magnets, or making a longer coil. The train will be propelled to move by the guide way itself. The train will be floating about 10mm above the magnetic guiding track. Electromagnetic train not working post by sandratorres0412.