The book describes how major advancements in linear motor and magnet technologies have enabled the development of the linear motor powered maglev train, which has a. Repulsive magnetic levitation using arduino simple. 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. Introduction magnetic levitation is becoming widely applicable in magnetic bearings, highspeed. Current projects nclusion introduction maglev, or magnetic levitation, is a system of transportation that suspends, guides. Make a levitating motor out of pencils and magnets wired. A low power levitating motor based on a male and female permanent magnetic levitation support is presented. The application to simulate is a linear motor to be used in a future magnetic levitation railway.
Pdf this book provides a comprehensive overview of magnetic levitation maglev. 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 force. The active and passive magnetic linear suspensions are used to generate magnetic forces. Magnetic levitation principles introduction magnetic fields are used to describe forces at a distance from electric currents. The magnetic levitation systems have got a lot of advantages. Pdf motor torque and magnetic levitation force generation in. The principle difficulties encountered when applyingmaglev technology to different systems, namely air gap control andstabilization, are addressed in detail.
Applications and future of magnetic levitation high tech point. Either the magnetic force of repulsion or attraction can be used. As mentioned above, the major principle behind its operation is magnetic repulsion. We publish this with kindly permission by hardt global mobility. The experimental frf of a magnetic levitated suspension referred to the configuration of fig. Nov 10, 2018 in this video you will learn how to make arduino based repulsive magnetic levitation device using single electromagnet coil, hall sensor, and magnets. Manipulating magnetic fields and controlling their forces can levitate an object. And the occurrence of an eddy current at a magnetic bearing is suppressed and the rotation loss of the rotor can be reduced, and also to provide a. Magnetic force is used to counteract the effects of the gravitational acceleration and any other accelerations. Magnetic levitation is a highly advanced technology. Pdf in this paper, the principles of motor torque and suspension force generation in bearingless brushless motors with high pole. For this purpose a stand, a 12 volt electromagnet, eddy current displacement sensor which input voltage is 24 volt and output voltage range is 0 to 10 volt for 0 to 10 mm displacement, siemens logo plc setup board including cpu, cable, analog expansion module. From the ones on the fridge, the speakers in your car, and propelling high speed trains, magnets are being used constantly. A magnetic levitation motor including a stator having magnetic bearing units and a motor unit, and a rotor provided to the stator.
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. Kr101665044b1 magnetic levitation module and linear motor. A free powerpoint ppt presentation displayed as a flash slide show on id. A levitating motor based on passive magnetic levitation. Simple magnetic levitation train seminar reportpdf ppt download. Skf offers,000 magnetic bearings and highspeed electric motor references in operation across many industries. Make a levitating motor out of pencils and magnets. The physics of magnetic levitation physics 212x spring 2011 john dutton 04122011 magnets make up a huge part of our everyday lives. The airplane is suspended under runway by the magnetic levitation system. The magnetic levitation technology can be used as an efficient technology in. The mendocino motor floats in its own magnetic field and converts light into electricity and.
T railway technology today 12 edited by kanji wako. A centrifugal magnetic levitation approach for high. Halbach magnetic rotor development nasatm2008215056 february 2008. 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. In this study, a centrifugal magnetic levitation approach for highreliability density measurement is presented. This paper presents a feasibility study of a novel magnetic levitation system through the use of singlesided linear induction motor slim segments implemented in a rotating ring system. Magnetic levitation is the use of magnetic fields to levitate a usually metallic object. In the case of magnetic attraction, the experiment is.
The name maglev is derived from magnetic levitation. The magnetic flux densityb seen within the magnet is the result of the driving force of the externally applied magnetic force hand that resulting from the internal magnetization m. With maglev, a vehicle is levitated a short distance away. Magnetic levitation system for takeoff and landing. Linear motor, active magnetic bearing, magnetic levitation, bearingless motor introductions bearingless motor or selfbearing motor, which has been widely developed for artificial heart since 1990s, is a combination of electric motor and active magnetic bearingamb1,2. This increases efficiency, reduces maintenance costs, and increases the useful life of the system. Design and construction of a magnetic levitation system using. If magnetic repulsion is used, it is known as magnetic levitation. With maglev, a vehicle is levitated a short distance away from a guide way using magnets to create both lift and thrust. An unsung phenomenon of the past which is now being put to use in a variety of interesting and useful applications. The present invention relates to a magnetic levitation module, wherein a lower portion of a top plate member includes. Magnetic levitation driving without wheels presentation outline 1. The atomic moments add up to produce a total magnetic moment for the permanent magnet, and the magnetization m is the total magnetic moment per unit volume.
Magnetic levitation maglev can create frictionless, efficient, faroutsounding technologies. Download the seminar report for magnetic levitation. 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. And a third permanent magnet, wherein the control unit is configured to control a current. Magnetic levitation is the process of levitating an object by exploiting magnetic fields. Electromagnetic suspension ems uses the attractive magnetic force of a magnet beneath a rail to lift the train up. Applications and future of magnetic levitation high tech. Simple magnetic levitation train seminar reportpdf ppt. Magneticlevitation literally means floating in air. If the magnetic force of attraction is used, it is known as magnetic suspension. We know how magnetic bearings and industrial processes are interrelated and can help you overcome your most important challenges.
The motivation of this paper is to design and fabrication a cost effective magnetic levitation shortly called maglev system using plc. Earnshaws theorem proves that using only static ferromagnetism it. Maglev train ppt, seminar report and pdf study mafia. Levitation system the propulsion system used is known as a linear motor. The common point in all applications is the lack of contact and thus no wear and friction. In this process an object is suspended above another with no other support but magnetic fields. Mechanical project on magnetic levitation download report pdf. Repulsive magnetic levitation using arduino simple design.
Simple magnetic levitation train seminar reportpdf ppt download the answer to this transportation problem lies in the world of electro magnetism and superconducting magnets. Pantograph synchronous motor car side y split open and spread out onboard electrical equipment transformers inverters, etc. The electrical motor provides the takeoff speed and brake during landing and the jet engine is turn off or limited power. Levitation and rotation of this ring system is realized. Force analysis of linear induction motor for magnetic. Dynamic modeling, timedomain analysis, pi and pid feedback control. 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 levitationmag lev electrodynamics electrical. Single sided linear induction motor a shortstator slim b. In it, railroading technology will away with moving components, permitting vehicles to maneuver additional. Based on the balance of magnetic force and gravity, the levitation of diamagnetic materials in the paramagnetic solution under a. 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. In this video you will learn how to make arduino based repulsive magnetic levitation device using single electromagnet coil, hall sensor, and magnets. In other words, it is overcoming the gravitational force on an object by applying a counteracting magnetic field.
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. Ppt magnetic levitation powerpoint presentation free. Development of linear motorpropelled, contactless maglev systems is considered a promising alternative to conventional onwheel rail. The centrimag differs from the heartmate 3 in that the pump is not a unitary device. Design and construction of a magnetic levitation system. It can, therefore, levitate as well as rotate its rotor by itself. The magnetic force on the car side is strong, so the magnetic force on the ground side is weak. Working concept behind ultrahigh speed supersonic trains technology of maglev there are two primary types of maglev technology. Apr 28, 20 magnetic levitation is cited on microsoft academic search as follows. Magnetic levitation is cited on microsoft academic search as follows.
The plant model is controlled by a pid controller with feed forward to cope with the nonlinearity of the magnetic levitation system. 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. Here are some of the craziest uses that engineers and designers have dreamed up. Unlike a conventional motor, a linear motor creates linear motion instead of circular motion. Recent examples on the web the highspeed superconducting magnetic levitation system between washington and baltimore is planned with three stops. It endeavors to provide the products that you want, offering the best bang for your buck. The position of the ball responds to the changing value of the setpoint. Magnetic levitation is a way to suspend objects in air without any support, as if in defiance of gravity. Magnetic levitation free download as powerpoint presentation. The simulink model represents the humusoft ce152 magnetic levitation educational presentation scale model. Magnetic levitation maglev of diamagnetic materials in a paramagnetic medium under a magnetic field gradient provides an effective tool to measure the densities of samples. It is proved that magnetic levitation cannot be obtained just by using static ferromagnetism, as the object would tend to gain instability. Magnetic levitation definition of magnetic levitation by.
Modeling and control of a magnetic levitation system concepts emphasized. Maglev derived from magnetic levitation uses magnetic levitation to propel vehicles. T railway technology today 12 edited by kanji wako magnetic. Whatever magnetic levitation circuit styles you want, can be easily bought here. Germany receives a patent for the magnetic levitation of trains.
Magnetic pressure is used to counteract the effects of the gravitational and any other accelerations. And the occurrence of an eddy current at a magnetic bearing is suppressed and the rotation loss of the rotor can be reduced, and also to provide a pump using such the magnetic levitation motor. Magnetic levitationmag lev free download as powerpoint presentation. Propulsion coils that act like an electric motor armature are mounted in a continuous line on the guideway. With us, you can find cost and energyefficient and reliable solutions for the entire product life cycle. 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. Pseudolevitation of two permanent magnets on a guide rod. 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. If you want to buy cheap magnetic levitation circuit, choose magnetic levitation circuit from. In it, railroading technology will away with moving components, permitting vehicles to maneuver additional swimmingly and more. The book describes howmajor advancements in linear motor and magnet technologies have enabledthe development of the linear motor powered maglev train, which has a highspeed advantage over.
229 965 1099 599 979 919 867 1066 1182 742 266 749 1425 1225 1501 1327 17 1615 1161 9 582 742 1681 1585 157 231 232 1311 1254 747 132 1108 1334 1252 1307 398 289 261 921 387 1230 1341 869 249 1162 728 594 1036 1414 731 18