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Efficiency estimation for permanent magnets of synchronous wind generators  Cover

Efficiency estimation for permanent magnets of synchronous wind generators

Open Access
|Mar 2014

Abstract

Application of wind generators opens wide possibilities for raising the efficiency of low- and medium-power wind generators (WGs). The mass of generators in the proposed version is smaller, their reliability higher, while maintenance costs are lower. At the same time, the use of high-energy permanent magnets in generators of enhanced power comes up against some obstacles, which can be overcome through proper orientation of magnetization at creation of a magnetic field in the airgap of electrical machine. In this regard, it might be preferable to use magnets with indirect action on the airgap instead of those with direct action. A convincing example of the former variant is a generator with tangentially oriented magnetization of permanent magnets. In the work, an attempt is done to prove the advantages of such installation in modern low- and medium-power WGs

DOI: https://doi.org/10.2478/lpts-2014-0003 | Journal eISSN: 2255-8896 | Journal ISSN: 0868-8257
Language: English
Page range: 21 - 31
Published on: Mar 25, 2014
Published by: Institute of Physical Energetics
In partnership with: Paradigm Publishing Services
Publication frequency: 6 issues per year

© 2014 A. Serebryakov, N. Levin, A. Sokolov, E. Kamolins, published by Institute of Physical Energetics
This work is licensed under the Creative Commons License.