Diagnosis Of Structural Damage In Smart Structures
Price
Free (open access)
Transaction
Volume
38
Pages
10
Published
1998
Size
948 kb
Paper DOI
10.2495/SM980151
Copyright
WIT Press
Author(s)
C.-P. Fritzen, D. Jennewein & D. Buchen
Abstract
The paper deals with health monitoring and damage detection of structural terns by means of a model based strategy. Based upon the equS of m the sensiuvity approach is formulated to estimate parameter describing . SIS " IT" T- ""* """**< « 'selective sensitivity' is SS tr% to reduce the number of parameters being sensitive by a special oS ofAe system excitation. This basic idea is added another topicby S actrve vibration control: local vibrations in a certain region of a structure JglneZd by actuators while suppressing the motion of the structure by acdve Son for ^±, f ^f"' Subsequently, the local deformation is generS fhLlT ^f toztam. When it coincides with the damage locatioiL Uus results in a si
Keywords