نتایج جستجو برای: refined shear deformation theory

تعداد نتایج: 933140  

K Pratyusha k.S Sai Ram, P Kiranmayi

The free vibration analysis of the functionally graded cylindrical shell panels  with and without cutout is carried out using the finite element method based on a higher-order shear deformation theory. A higher-order theory is used to properly account for transverse shear deformation. An eight noded degenerated isoparametric shell element with nine degrees of freedom at each node is considered....

Journal: :Meccanica 2022

This article presents the derivation of elastic buckling equations and boundary conditions shear-deformable plates in frame extended Kantorovich method (EKM). Surveying literature shows that those stability are often obtained using a wrong by confusing them with linear equilibrium condition. work aims at providing correct is built on Buckling derived for three different plate theories, namely, ...

M. R. Isvandzibaei, M. Salmanzadeh R. Mosavifar

In this paper a study on the vibration of thin cylindrical shells with ring supports and made of functionally graded materials (FGMs) composed of stainless steel and nickel is presented. The properties are graded in the thickness direction according to a volume fraction power-law distribution.The cylindrical shells with ring supports which are arbitrarily placed along the shell and impose zero ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان 1371

the effect of the presence of perforations on he stresses of a plate is a problem which is of great interest in structural design and in the mathemattical theory of elasticity. among the many hole patterns that are likely to require consideration is the ring of equally spaced circular holes. the present worke investigates stress & strain analysis of a thin isotropic circular plate containing a ...

Journal: :journal of computational and applied research in mechanial engineering - jcarme 0
m. talebitooti department of mechanical engineering, qom university of technology, qom, 1519-37195, iran m. ghasemi department of mechanical engineering, qom university of technology, qom, 1519-37195, iran s. m. hosseini department of mechanical engineering, qom university of technology, qom, 1519-37195, iran

in the present work, study of the vibration of a functionally graded (fg) cylindrical shell made up of stainless steel, zirconia, and nickel is presented. free vibration analysis is presented for fg cylindrical shells with simply supported-simply supported and clamped–clamped boundary condition based on temperature independent material properties. the equations of motion are derived by hamilton...

Buckling analysis of a functionally graded (FG) nanobeam resting on two-parameter elastic foundation is presented based on third-order shear deformation beam theory (TOSDBT). The in-plane displacement of TOSDBT has parabolic variation through the beam thickness. Also, TOSDBT accounts for shear deformation effect and verifies stress-free boundary conditions on upper and lower faces of FG nanobea...

Buckling analysis of a functionally graded (FG) nanobeam resting on two-parameter elastic foundation is presented based on third-order shear deformation beam theory (TOSDBT). The in-plane displacement of TOSDBT has parabolic variation through the beam thickness. Also, TOSDBT accounts for shear deformation effect and verifies stress-free boundary conditions on upper and lower faces of FG nanobea...

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