نتایج جستجو برای: functionally graded rectangular plates

تعداد نتایج: 132338  

Journal: :Applied sciences 2021

In this work, we study the vibration and bending response of functionally graded graphene platelets reinforced composite (FG-GPLRC) rectangular plates embedded on different substrates thermal conditions. The governing equations problem along with boundary conditions are determined by employing minimum total potential energy Hamilton’s principle, within a higher-order shear deformation theoretic...

2013
Kamran Asemi Mojtaba Sadigh

The present article deals with static and dynamic behavior of functionally graded skew plates based on the three–dimensional theory of elasticity. On the basis of the principle of minimum potential energy and the Rayleigh Ritz method, the equations of motion are derived in conjunction with the graded finite element approach. Solution of the resulted system of equations in time domain is carried...

2014
Ashraf M. Zenkour Daoud S. Mashat

Thermal buckling response of functionally graded plates is presented in this paper using sinusoidal shear deformation plate theory (SPT). The material properties of the plate are assumed to vary according to a power law form in the thickness direction. Equilibrium and stability equations are derived based on the SPT. The non-linear governing equations are solved for plates subjected to simply s...

Journal: :Advances in Engineering Software 2012
A. M. A. Neves Antonio J. M. Ferreira E. Carrera M. Cinefra Renato M. Natal Jorge C. M. Mota Soares

In this paper, a variation of Murakami’s Zig-Zag theory is proposed for the analysis of functionally graded plates. The new theory includes a hyperbolic sine term for the in-plane displacements expansion and accounts for through-the-thickness deformation, by considering a quadratic evolution of the transverse displacement with the thickness coordinate. The governing equations and the boundary c...

2017
Bashir S. Shariat Qinglin Meng Abdus S. Mahmud Zhigang Wu Reza Bakhtiari Junsong Zhang Fakhrodin Motazedian Hong Yang Gerard Rio Tae-hyun Nam Yinong Liu

Functionally graded NiTi structures benefit from the combination of the smart properties of NiTi and those of functionally graded structures. This article provides experimental data for thermomechanical deformation behaviour of microstructurally graded, compositionally graded and geometrically graded NiTi alloy components, related to the research article entitled "Functionally graded shape memo...

2005
R. C. Batra J. Jin

We use the first-order shear deformation theory (FSDT) coupled with the finite element method (FEM) to study free vibrations of a functionally graded (FG) anisotropic rectangular plate with the objective of maximizing one of its first five natural frequencies. The following edge conditions are considered: (i) all edges clamped, (ii) all edges simply supported, (iii) two opposite edges clamped a...

Journal: :Computers & Structures 2021

In this paper, the free vibration characteristics of Sigmoid Functionally Graded Material (S-FGM) Levy-type plates are investigated by developing Dynamic Stiffness Method (DSM) through application Wittrick-Williams algorithm, as solution technique. Kirchoff-Love Plate Theory (KLPT) and Hamilton principle utilised to derive governing equation motion associated natural boundary conditions. Based ...

2013
Kamran Asemi Manouchehr Salehi Mehdi Akhlaghi

In this paper, static analysis of two dimensional functionally graded plates based on three dimensional theory of elasticity is investigated. Graded finite element method has been used to solve the problem. The effects of power law exponents on static behavior of a fully clamped 2D-FGM plate have been investigated. The model has been compared with result of a 1D-FGM plate for different boundary...

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