نتایج جستجو برای: elastic foundations
تعداد نتایج: 101344 فیلتر نتایج به سال:
In the paper, influence of selected model soil environment on stress-strain state (SSS) pile foundation is studied. The following issue sare considered: 1) analysis main models environment, widely used in modeling interaction foundations with foundations; 2) Numerical "base – foundation" system was performed using form of: variable stiffness coefficients, volume tricelastic and elastic-plastic ...
The load-deformation observation under the footing is essential for foundation design. Either experimental methods or numerical modelling generally determines this phenomenon in engineering practices. This study determined settlement of shallow foundations on Multi-layer soil profile numerically. behavior was investigated through with Plaxis 2D. site Jamshoro region, located province Sindh, Pak...
As a main background practical context of the present numerical investigation, the appropriate description of track vibrations induced by high-speed trains looks crucial in contemporary railway engineering. The present paper is concerned with the modelization of the transient dynamic response of a simply-supported Euler-Bernoulli beam resting on a homogeneous in space Winkler elastic foundation...
Loads cause vertical movements of the foundations all structures. Their magnitude determines building safe operation. A closed analytical solution to problem linear elastic theory for distribution stresses and strains in a homogeneous isotropic foundation has been presented. The article considers calculation stress-strain state an half-plane by method displacement functions. calculating built. ...
This study develops a comprehensive vibrational analysis of rotating nanobeams on visco-elastic foundations with thermal effects based the modified couple stress and Eringen’s nonlocal elasticity theories. approach accurately simulates size effects. Higher-order shear deformation beam theory generalized differential quadrature method are used to obtain numerical results. The parameters, length ...
INTRODUCTION Foundations are frequently designed to transmit horizontal forces and/or moments. Such loading arises, for example, from wind, water and earth pressure, as well as from dynamic loads due to earthquakes, man-induced vibrations, and impacts. The list of special structures that impose significant lateral forces and moments includes transmission towers, radar antenna structures, large-...
in the current paper, finite element method is employed for numerical simulations and the study of influential parameters on elastic modulus of polymer-matrix nano-composites. effects of different key parameters including particle elastic modulus, interphase elastic modulus, matrix elastic modulus, interphase thickness and particle volume fraction on total elastic modulus of nano-composite mate...
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