The lifted beam (Q1082871)

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scientific article; zbMATH DE number 3974425
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The lifted beam
scientific article; zbMATH DE number 3974425

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    The lifted beam (English)
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    1987
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    A slender elastic beam of uniform density and finite length is lifted by a vertical force. The problem is governed by the location of the lifting force and a nondimensional parameter K which is a measure of density and length to flexural rigidity. Linear analysis shows the beam bifurcates from the straight, upright configuration if K is larger than a certain critical value. For large deformations the governing equations are integrated numerically to yield the maximum moment, force and displacements.
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    bifurcation
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    numerical integration
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    nonlinear governing equations
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    fifth order Runge-Kutta-Fehlberg algorithm
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    slender elastic beam
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    uniform density
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    finite length
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    lifted
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    vertical force
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    large deformations
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    maximum moment, force and displacements
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