摘要: A method is described to improve a linear nonproportionally damped analytical model of a structure. The procedure finds the smallest changes in the analytical model such that the improved model matches the measured modal parameter... 展开
作者 | Fuh, J. S. Berman, A. | ||
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原报告号 | N8534425 | 总页数 | 35 |
报告类别/文献类型 | NASA / NTIS科技报告 | ||
关键词 | Dynamic response Dynamic structural analysis Modal response Stiffness matrix Automatic control Computer techniques Damping tests Dynamic models Mathematical models Mechanical properties Vibration measurement |