نتایج جستجو برای: 3d elasticity theory
تعداد نتایج: 980166 فیلتر نتایج به سال:
BESLE is the first available parallel open-source code to analyse mechanical behaviour of heterogeneous materials using boundary element method (BEM) in 3D and both an elastostatic elastodynamic setting. Unlike all other codes that are presently available, software presented here capable simulating isotropic anisotropic comprised single or multiple domains. Furthermore, user-interface has been ...
Though the mathematical theory of classical linear elasticity is well established, there still lack some ingredients toward the numerical solution of real technological problems. In this paper we address one of these critical ingredients, namely the automatic construction of three-dimensional meshes in arbitrary geometries. Several methods exist for this purpose, but further improvements are st...
This paper proposed analytical solutions for the buckling analysis of rectangular single-layered graphene sheets under in-plane loading on all edges simply is supported. The characteristic equations of the graphene sheets are derived and the analysis formula is based on the nonlocal Mindlin plate. This theory is considering both the small length scale effects and transverse shear deformation ef...
This paper proposed analytical solutions for the buckling analysis of rectangular single-layered graphene sheets under in-plane loading on all edges simply is supported. The characteristic equations of the graphene sheets are derived and the analysis formula is based on the nonlocal Mindlin plate. This theory is considering both the small length scale effects and transverse shear deformation ef...
Relativistic elasticity on an arbitrary spacetime is formulated as a Lagrangian field theory which is covariant under spacetime diffeomorphisms. This theory is the relativistic version of classical elasticity in the hyperelastic, materially frame-indifferent case and, on Minkowski space, reduces to the latter in the limit c → ∞. The field equations are cast into a first – order symmetric hyperb...
Relativistic elasticity on an arbitrary spacetime is formulated as a Lagrangian field theory which is covariant under spacetime diffeomorphisms. This theory is the relativistic version of classical elasticity in the hyperelastic, materially frame-indifferent case and, on Minkowski space, reduces to the latter in the limit c → ∞. The field equations are cast into a first – order symmetric hyperb...
elasticity in an indicator of price sensitivity and its psychological basis has largely been neglected. some scholars in consumer psychology show that advertising decreases price elasticity, while others found a positive relationship between advertising and price elasticity. We hypothesize that two psychological variables, namely set size (in memory) and relative strength of preference (constru...
present paper is devoted to stress and deformation analyses of heated variable thickness functionally graded (fg) circular plate with clamped supported, embedded on a gradient elastic foundation and subjected to non-uniform transverse load. the plate is coupled by an elastic medium which is simulated as a winkler- pasternak foundation with gradient coefficients in the radial and circumferential...
in this paper, free vibration of functionally graded rectangular simply supported thick plates based on two variable refined plate theory is presented. according to a power-law distribution, the mass density and elasticity modulus of the plate are considered to vary while poisson’s ratio is constant. in order to extract the five constitutive equations of motion, hamilton principle is employed. ...
This paper tracks the development of lattice models that aim to describe linear elasticity solids and field equations which converge asymptotically toward those isotropic continua, thus showing connection between discrete continuum. In 1759, Lagrange used strings/rod dynamics show link mixed differential-difference equation a one-dimensional (1D) partial differential associated A consistent thr...
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