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Superconducting energy storage flywheel—An attractive technology for energy storage
Journal of Shanghai Jiaotong University (Science), 2010Flywheel energy storage (FES) can have energy fed in the rotational mass of a flywheel, store it as kinetic energy, and release out upon demand. The superconducting energy storage flywheel comprising of magnetic and superconducting bearings is fit for energy storage on account of its high efficiency, long cycle life, wide operating temperature range ...
Ji-qiang Tang, Gang Liu, Jian-cheng Fang
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Topology optimization of energy storage flywheel
Structural and Multidisciplinary Optimization, 2016To increase the energy storage density, one of the critical evaluations of flywheel performance, topology optimization is used to obtain the optimized topology layout of the flywheel rotor geometry. Based on the variable density method, a two-dimensional flywheel rotor topology optimization model is first established and divided into three regions ...
L. Jiang, C. W. Wu
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Linear flywheel for energy storage
American Journal of Physics, 1986The shape that will allow the maximum kinetic energy to be stored in a linear flywheel is calculated and the advantages of assigning such a problem to an undergraduate advanced mechanics class is discussed.
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Technology of Magnetic Flywheel Energy Storage
Advanced Materials Research, 2012.As a new way of storing energy, magnetic suspension flywheel energy storage, has provided an effective way in solving present energy problems with the characteristics of large energy storage, high efficiency and fast charge-discharge speed and so on.
Xiu Li Qi +4 more
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Energy Storage in Flywheels: An Overview
Canadian Journal of Electrical and Computer Engineering, 2015In a deregulated power market with increasing penetration of distributed generators and renewable sources, energy storage becomes a necessity. Renewable energy sources are characterized by a fluctuating and intermittent nature, which simply means that energy may be available when it is not needed, and vice versa. Energy storage devices can help rectify
Mohamed A. Awadallah, Bala Venkatesh
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Flywheel energy and power storage systems
Renewable and Sustainable Energy Reviews, 2007For ages flywheels have been used to achieve smooth operation of machines. The early models where purely mechanical consisting of only a stone wheel attached to an axle. Nowadays flywheels are complex constructions where energy is stored mechanically and transferred to and from the flywheel by an integrated motor/generator.
Björn Bolund +2 more
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Use of Flywheels for Energy Storage
Energy Sources, 1975Abstract An effective energy storage system can be used in a variety of ways to improve the utility factor of electric generating plants while greatly reducing their requirement for fossil fuels. An optimum energy storage system would have the following characteristics: installed and operating costs are comparable to equipment which it replaces; design
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A flywheel variator energy storage system
Energy Conversion and Management, 1996Flywheels are proving to be an ideal form of energy storage on account of their high power density, cycle life and storage efficiency. This paper describes an energy storage system comprised of a steel flywheel and mechanical variator, designed to provide the main drive power for a hybrid railcar which can be charged either rapidly at stops on the ...
C.M. Jefferson, M. Ackerman
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MAGNETICALLY LEVITATED AND CONSTRAINED FLYWHEEL ENERGY STORAGE SYSTEM
International Journal of Energy for a Clean Environment, 2022A new concept of using linear induction motors (LIMs) to lift, constrain, accelerate, and decelerate a large-scale flywheel is proposed, and some of the advantages are investigated. Calculations for a magnetically levitated energy storage system (MLES) are performed that compare a single large-scale MLES with a current state-of-the-art flywheel energy ...
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