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Missouri University of Science and Technology

1973

<p>Damping (Mechanics) -- Mathematical models<br />Structural dynamics -- Computer programs<br />Vibration -- Mathematical models</p>

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Full-Text Articles in Engineering

Nonlinear Optimum Design Of Dynamic Damped Structures, Mark E. Botkin Jan 1973

Nonlinear Optimum Design Of Dynamic Damped Structures, Mark E. Botkin

Doctoral Dissertations

"A method to optimize the weight of plane frames subjected to dynamic loads is presented. Restrictions are imposed upon the maximum dynamic stresses and displacements, desirable section moduli of the constituent members, and the range of values allowed for natural frequencies. Various considerations for rigid frame design include damping, the P-Δ effect, static girder loads, static column loads and girder shears transferred to the columns. A finite difference approach is presented to evaluate the shock spectrum which is used in conjunction with modal superposition to obtain the peak upperbound dynamic displacements and stresses for multistory and multibay frames. The displacement …