AN INVERSE METHOD FOR THE ASSIGNMENT OF
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J.E. MOTTERSHEAD; C. MARES; M.I. FRISWELL
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Article
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2001
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Elsevier Science
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English
β 155 KB
An inverse method for the assignment of natural frequencies and nodes of normal modes of vibration by the addition of grounded springs and concentrated masses is presented. The method relies entirely on measured receptances at the coordinates of the nodes and the modi"cations. Measurements at other