Results 71 to 80 of about 2,355,404 (203)

Buckling analysis of laminated composites plates on an elastic foundation using a new higher order theory

open access: yesMATEC Web of Conferences, 2014
buckling analysis of symmetric and antisymmetric laminated composites plates on an elastic foundation is examined by a new hyperbolic displacement model.
Benselama Khadidja   +2 more
doaj   +1 more source

Seismic performance of concrete tunnel–sand–pile interaction by the shake table test

open access: yesDeep Underground Science and Engineering, Volume 4, Issue 3, Page 461-481, September 2025.
This research presents the square root sum of squares response of displacements and tunnel moments under the Kobe and Loma Prieta seismic excitations with a peak ground acceleration of 0.05 g for various dry relative densities of local sand in Bangladesh.
Md. Foisal Haque, Mehedi A. Ansary
wiley   +1 more source

Hydroelastic oscillation of a plate resting on Pasternak foundation

open access: yes, 2017
The bending oscillations of the plate, resting in Pasternak foundation and interacting with a vibrating stamp through a thin layer of viscous incompressible liquid, are investigated. On the basis of hydroelasticity problem solution, the laws of the plate
Victor S. Popov   +3 more
core   +1 more source

A Finite Element Study of the Bending Behavior of Beams Resting on Two-Parameter Elastic Foundation

open access: yesBulletin of the Polytechnic Institute of Jassy: Constructions, Architechture Section, 2006
Although the Winkler’s model is a poor representation of the many practical subgrade or subbase materials, it is widely used in soil-structure problems for almost one and a half century.
Iancu-Bogdan Teodoru   +2 more
doaj  

Nonlinear Vibration of Multilayer Nonhomogeneous Moderately-Thick Cylindrical Shells on Three-Parameter Nonlinear Foundations [PDF]

open access: yesJournal of Applied and Computational Mechanics
This study focuses on the analysis of the nonlinear vibration behavior of nonhomogenous isotropic (NHI) multilayered cylindrical shells resting on three-parameter nonlinear elastic foundations (Winkler-Pasternak type) within a theoretical framework based
Abdullah H. Sofiyev   +2 more
doaj   +1 more source

Pasternak Model Formulation of Elastic Displacements in the Case of a Rigid Circular Foundation

open access: yesJournal of Asian Architecture and Building Engineering, 2007
The classical Winkler model has often been used in many engineering fields. However, it has some shortcomings, because the adjacent displacements are discontinuous.
openaire   +2 more sources

Effect of Orthotropic Variable Foundations and Unconventional Support Conditions on Nonlinear Hygrothermoelectric Vibration of Porous Multidirectional Piezoelectric Functionally Graded Nonuniform Plate

open access: yesInternational Journal of Mechanical System Dynamics, Volume 5, Issue 3, Page 535-563, September 2025.
ABSTRACT This article investigates the nonlinear vibration behavior of porous multidirectional piezoelectric functionally graded nonuniform (PFGN) plates resting on orthotropic variable elastic foundations and subjected to hygrothermal loading. The sigmoidal law is employed to define the multidirectional gradation properties, incorporating porosity ...
Pawan Kumar   +2 more
wiley   +1 more source

Free vibration analysis of graphene-reinforced FGM microplates under different boundary conditions

open access: yesTạp chí Khoa học và Công nghệ
This paper analyzes the free vibration of micro-sized plates placed on the Winkler-Pasternak elastic foundation. The microplate is made from functionally graded material (FGM) and reinforced with graphene nanoplatelets (GPLs).
Nguyen Van Loi, Chu Thanh Binh
doaj   +1 more source

Free vibration of thick annular sector plate on Pasternak foundation with general boundary conditions [PDF]

open access: yes, 2016
In this paper, the free vibration of the thick annular sector plate on Pasternak foundation with general boundary conditions is presented by using the three-dimensional elasticity theory and the improved Fourier series method.
Haoran Bai   +3 more
core   +1 more source

Free vibration of axially FG curved beam on orthotropic Pasternak foundation via mixed FEM

open access: yes, 2022
The main objective of this study is to present an accurate and consistent original formulation to describe the interaction between planar straight/curved beam structure and orthotropic foundation by highlighting the problematic orthotropic foundation ...
Eratlı, Nihal   +3 more
core   +1 more source

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