نتایج جستجو برای: functionally graded plates

تعداد نتایج: 110995  

In this research, mechanical buckling of rectangular plates of functionally graded materials (FGMs) is considered. Equilibrium and stability equations of a FGM rectangular plate under uniform in-plane compression are derived. For isotropic materials, convergent buckling loads have been presented for non-uniformly compressed rectangular plates based on a rigorous superposition fourier solution f...

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
M. Bruggi C. Cinquini L. Della Croce P. Venini

1. Abstract Equations governing the behavior of rectangular plates made of functionally graded materials (FGMs) are determined in this paper using the variational approach. Derivation of such equations is based on Reissner–Mindlin plate theory that is extended to handle two-constituent material distribution through the thickness. Material properties are assumed to vary with the power law in ter...

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...

2007
A. J. M. Ferreira C. M. C. Roque G. E. Fasshauer R. C. Batra

Mechanics of Advanced Materials and Structures Publication details, including instructions for authors and subscription information: http://www.informaworld.com/smpp/title~content=t713773278 Analysis of Functionally Graded Plates by a Robust Meshless Method A. J. M. Ferreira a; C. M. C. Roque a; R. M. N. Jorge a; G. E. Fasshauer b; R. C. Batra c a Universidade do Porto, Portugal b Illinois Inst...

2011
Ji - Hwan Kim

Stress analysis of functionally graded composite plates composed of ceramic, functionally graded material and metal layers is investigated using 3-D finite element method. In FGM layer, material properties are assumed to be varied continuously in the thickness direction according to a simple power law distribution in terms of the volume fraction of a ceramic and metal. The 3-D finite element mo...

M Shariyat, M.M Alipour

Free bending vibration analysis of the functionally graded viscoelastic circular sandwich plates is accomplished in the present paper, for the first time. Furthermore, local shear corrections factors are presented that may consider simultaneous effects of the gradual variations of the material properties and the viscoelastic behaviors of the materials, for the first time. Moreover, in contrast ...

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