Nonlinear primary resonance of imperfect spiral stiffened functionally graded cylindrical shells surrounded by damping and nonlinear elastic foundation
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DOI: 10.1007/s00366-018-0679-2
Abstract: In this paper, an analytical method is used to study the nonlinear primary resonance of imperfect spiral stiffened functionally graded (SSFG) cylindrical shells with internal stiffeners. The SSFG cylindrical shell is surrounded by linear and… read more here.
Keywords: elastic foundation; foundation; primary resonance; nonlinear primary ... See more keywords
Dynamics of a beam on a bilinear elastic foundation under harmonic moving load
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DOI: 10.1007/s00707-018-2213-4
Abstract: The present paper is concerned with the numerical modelization of the transient dynamic response of a simply supported Euler–Bernoulli elastic beam resting on a Winkler-type foundation, under the action of a transverse concentrated load, moving… read more here.
Keywords: elastic foundation; moving load; foundation; beam ... See more keywords
Nonlinear vibrations of a rectangular hyperelastic membrane resting on a nonlinear elastic foundation
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DOI: 10.1007/s11012-017-0755-5
Abstract: The aim of the present work is to investigate the nonlinear vibration response and stability of a pre-stretched rectangular hyperelastic membrane resting on a nonlinear elastic foundation. The membrane is composed of an isotropic, homogeneous… read more here.
Keywords: membrane resting; elastic foundation; foundation; resting nonlinear ... See more keywords
Assessing the Effects of Porosity on the Bending, Buckling, and Vibrations of Functionally Graded Beams Resting on an Elastic Foundation by Using a New Refined Quasi-3D Theory
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DOI: 10.1007/s11029-019-09805-0
Abstract: A new refined quasi-3D shear deformation theory for bending, buckling, and free vibration analyses of a functionally graded porous beam resting on an elastic foundation is presented. It involves only three unknown functions, against four… read more here.
Keywords: porosity; elastic foundation; refined quasi; bending buckling ... See more keywords
Oscillations of a string on an elastic foundation with space and time-varying rigidity
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DOI: 10.1007/s11071-016-3261-8
Abstract: The dynamics of a string on an elastic foundation with time- and coordinate-dependent coefficients have been studied. Asymptotic solutions have been constructed for the following cases: for an arbitrary value of the elastic foundation coefficient… read more here.
Keywords: elastic foundation; foundation; small large; time ... See more keywords
Free vibration of functionally graded beams resting on Winkler-Pasternak foundation
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DOI: 10.1007/s12517-018-3579-2
Abstract: In the present study, the free vibration of functionally graded beams resting on two parameter elastic foundation was examined. The properties of the functionally graded materials were presumed to vary continuously along the thickness direction.… read more here.
Keywords: elastic foundation; winkler pasternak; functionally graded; graded beams ... See more keywords
The variability of dynamic responses of beams resting on elastic foundation subjected to vehicle with random system parameters
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DOI: 10.1016/j.apm.2018.11.018
Abstract: Abstract This paper investigates the variability of dynamic responses of a beam resting on an elastic foundation, which is subjected to a vehicle with uncertain parameters, such as random mass, stiffness, damping of the vehicle… read more here.
Keywords: vehicle; variability dynamic; elastic foundation; dynamic responses ... See more keywords
Thermal buckling and post-buckling analysis of geometrically imperfect FGM clamped tubes on nonlinear elastic foundation
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DOI: 10.1016/j.apm.2019.02.009
Abstract: Abstract Present research deals with the thermal buckling and post-buckling analysis of the geometrically imperfect functionally graded tubes on nonlinear elastic foundation. Imperfect FGM tube with immovable clamped–clamped end conditions is subjected to thermal environments.… read more here.
Keywords: elastic foundation; imperfect fgm; post buckling; tube ... See more keywords
Nonlocal free and forced vibration of a graded Timoshenko nanobeam resting on a nonlinear elastic foundation
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DOI: 10.1016/j.compositesb.2018.08.132
Abstract: Abstract The free and forced vibration of a nonlocal Timoshenko graded nanobeam resting on a nonlinear elastic foundation is investigated in this paper. The Timoshenko beam theory along with the von Karman geometric nonlinearity is… read more here.
Keywords: elastic foundation; foundation; free forced; nanobeam resting ... See more keywords
The effect of considering Pasternak elastic foundation on acoustic insulation of the finite doubly curved composite structures
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DOI: 10.1016/j.compstruct.2020.113064
Abstract: Abstract This approach focuses on the acoustic characteristic of a simply supported doubly curved composite shell subjected to the Pasternak-type elastic foundation. To carry out the sound analysis of a finite shell, displacements and rotation… read more here.
Keywords: doubly curved; elastic foundation; foundation; curved composite ... See more keywords
Analysis of nonlinear vibration of magneto-electro-elastic plate on elastic foundation based on high-order shear deformation
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DOI: 10.1016/j.compstruct.2021.114149
Abstract: Abstract Considering the condition of the elastic foundation and obeying Reddy's third-order shear deformation theory, the nonlinear forced vibration behavior of the magneto-electro- elastic composite materials (MEE) plate is studied. Combined with von Karman's nonlinear… read more here.
Keywords: mee plate; order shear; vibration; elastic foundation ... See more keywords