DocumentCode
1200922
Title
A passive damper for magnetic suspension
Author
Nguyen, V. ; Delamare, J. ; YONNET, J.P.
Author_Institution
Lab. d´´Electrotech. de Grenoble, Saint Martin d´´Heres, France
Volume
30
Issue
6
fYear
1994
fDate
11/1/1994 12:00:00 AM
Firstpage
4749
Lastpage
4751
Abstract
A new structure for a magnetic passive damper is described that provides high efficiency damping thanks to variations of reluctance. Its operating conditions are determined by analysing its frequency range and its axial behaviour. By using a 2D finite element program, its damping coefficient is calculated. Compared to a traditional damper, the system proposed is much more efficient
Keywords
eddy currents; finite element analysis; magnetic devices; 2D finite element program; axial behaviour; damping coefficient; high efficiency; magnetic suspension; operating conditions; passive damper; reluctance variations; Conductors; Damping; Eddy currents; Magnetic analysis; Magnetic fields; Magnetic levitation; Permanent magnets; Shock absorbers; Suspensions; Vibrations;
fLanguage
English
Journal_Title
Magnetics, IEEE Transactions on
Publisher
ieee
ISSN
0018-9464
Type
jour
DOI
10.1109/20.334210
Filename
334210
Link To Document