Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 26 for “"Maglev"”.
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AHS Maglev System Architecture
… which would utilized magnetic levitation ("maglev") to propel closely-space, individual vehicles at high speeds with full longitudinal and lateral control. In this dissertation the system architecture is described in detail. The system architecture is organized according to system …
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High performance maglev guideway design
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Civil and Environmental Engineering, 1993.
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Modeling and control of Maglev vehicles
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 1993.
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High temperature superconducting magnetic suspension for Maglev
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1997.
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Design of a guideway for model MAGLEV vehicle
Thesis (B.S.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 1993.
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A strategic vision of AVCS maglev and its socioeconomic implications
… of a transportation system called AVCS maglev which is the synergistic combination of two promising concepts, AVCS and Maglev, and to assess its potential as a transportation strategy to cope with the forthcoming challenge of the mobility, safety, environmental protection, and economic …
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Experimental aerodynamic comparison of two magnetically levitated (MagLev) vehicle designs
… the aerodynamics of magnetically levitated (MagLev) high speed vehicles operating in ground effect. A high speed moving track system was designed and developed to be used in the Virginia Tech Stability wind tunnel. Flowfield surveys confirmed the system was providing proper flow simulation. …
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An examination on viable pricing strategies for the Chuo Shinkansen Maglev in Japan
The Chuo Shinkansen Maglev project is the world's first application of the Superconducting Maglev for High-Speed Rail (HSR), which will provide a dramatic travel time saving for the main artery of Japan, the Tokyo-Nagoya-Osaka corridor. While the project is expected to bring a large economic and …
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Analysis And Modeling Of The Eds Maglev System Based On The Halbach Permanent Magnet Array
… suspension (EDS) Magnetic levitation (Maglev) with its advantage in maintenance, safety, efficiency, speed, and noise is regarded as a leading candidate for the next generation transportation / space launch assist system. The Halbach array due to its unique magnetic field feature has …
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Strategic policy development for short-haul intercity transport : the case of the tiltrotor versus maglev
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Aeronautics and Astronautics, 1990.
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Assuring safety in high-speed magnetically levitated (maglev) systems : the need for a system safety approach
… still under development, magnetically levitated (maglev) systems have great potential to introduce significant changes in today's transportation networks. This thesis proposes an approach to assuring safety in high-speed maglev systems. It examines characteristic features of the systems, and …
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Impact of vibration-induced disturbances on superconducting magnets
In magnetic levitation (maglev) systems, the interaction between the superconducting magnets (SCMs) and the discrete ground coils causes electromagnetic and mechanical vibrations. These disturbances limit the performance of the maglev, as occurred in the Japanese MLU002 maglev. Here I examine how …
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Six degree of freedom active vibration isolation using quasi-zero stiffness magnetic levitation.
… stiffness in the other five DOFs. The introduced maglev isolator also allows the static force and moment inputs from the payload to be adaptive-passively balanced using permanent magnets. In this thesis, the theoretical background of the proposed maglev vibration isolation method is presented, …
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Design and analysis of a liquid nitrogen delivery system for cooling a high temperature superconducting magnet for MAGLEV
Thesis (B.S.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 1995.
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Flexible system development strategies for the Chuo Shinkansen Maglev Project : dealing with uncertain demand and R&D outcomes
… transportation project, the Chuo Shinkansen Maglev Project in Japan includes various uncertainties. Among them, two major uncertainties are identified in this thesis: the uncertainty of demand and the risk of R&D. Because each Maglev train requires a dedicated Power Conversion System (PCS) …
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Magnetic levitation for down-hole submersible pumps
… is presented. This includes the design of the maglev motor, system instrumentation, and mechanical components. The motor angular velocity and motor gap position are controlled with the use of a digital controller. The digital controller utilizes commutation laws for commanding current to the …
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Linear Switched Reluctance Machine Drives with Electromagnetic Levitation and Guidance Systems
… levitated and guided actuation systems (maglev) use either linear induction or synchronous machine topologies. From the cost, reliability, fault tolerance, and phase independence points of view, linear switched reluctance topologies are attractive for transportation application. This …
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Concurrent Aerodynamic Shape / Cost Design Of Magnetic Levitation Vehicles Using Multidisciplinary Design Optimization Techniques
… to the system costs for magnetically levitated (MAGLEV) vehicles. These railed vehicles can cruise at speeds approaching that of short haul aircraft and travel just inches from a guideway. They are slated for high speed intercity service of up to 500 miles in length and would compete with air …
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Modeling Automated Highway System Guideway Operations
… to explore the operational characteristics of a Maglev-based Automated Highway System and how it would interact with freeway operations. The extension of traditional traffic flow phenomenon, including weaving, merging, and stopping distance, into the automated system is looked at. These are also …
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Direct measurement of skin friction on magnetically levitated vehicles
… on the surface of Magnetically Levitated (MagLev) trains was successfully achieved. A wall mounted, cantilevered beam device was used to measure the small tangential flow shear force that passes over the non-intrusive floating element. Piezoresistive strain gage units measure the relatively …
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