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Published in:
1995 | OriginalPaper | Chapter
Direct Methods using Modal Data
Authors : M. I. Friswell, J. E. Mottershead
Published in: Finite Element Model Updating in Structural Dynamics
Publisher: Springer Netherlands
Included in: Professional Book Archive
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To understand the strengths and weaknesses of the direct methods one must understand what the methods do, where errors may occur and how they are propagated into the updated model. Of course, as the title implies, these methods have the great advantage of not requiring iteration and thus the possibilities of divergence and excessive computation are eliminated.