DocumentCode
1071847
Title
Fast finite element solvers for problems with magnetic materials
Author
Tsukerman, Igor
Author_Institution
Dept. of Electr. & Comput. Eng., Toronto Univ., Ont., Canada
Volume
29
Issue
6
fYear
1993
fDate
11/1/1993 12:00:00 AM
Firstpage
2365
Lastpage
2367
Abstract
Fast algebraic system solvers utilizing multilevel (multigrid) preconditioners are applied to two-dimensional problems with highly permeable magnetic materials. Numerical experiments show that the number of iterations is virtually independent of the material properties. As the number of nodes in the finite element mesh increases, only mild logarithmic growth of the number of iterations is observed, which makes multilevel preconditioners numerically more efficient than the traditional methods
Keywords
finite element analysis; iterative methods; magnetic permeability; finite element solvers; iterations; logarithmic growth; magnetic materials; multigrid preconditioners; multilevel preconditioners; permeable magnetic materials; two-dimensional problems; Arithmetic; Computational efficiency; Councils; Finite element methods; Iterative methods; Linear systems; Magnetic materials; Magnetostatics; Neodymium; Robustness;
fLanguage
English
Journal_Title
Magnetics, IEEE Transactions on
Publisher
ieee
ISSN
0018-9464
Type
jour
DOI
10.1109/20.281015
Filename
281015
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