نتایج جستجو برای: thermo elastic

تعداد نتایج: 83879  

Ansari, S., Iranmanesh, M., Ranjbarnodeh, E.,

Studies on welding process of Aluminium weldments shows that post-weld residual stress and deformation are influential on structure efficiency and there are different variable which affect these stresses and deformation. In this study the effect of geometrical variables and welding sequence on residual stresses and deformation in Aluminium H321 have investigated by the finite element software A...

Ansari, S., Iranmanesh, M., Ranjbarnodeh, E.,

Studies on welding process of Aluminium weldments shows that post-weld residual stress and deformation are influential on structure efficiency and there are different variable which affect these stresses and deformation. In this study the effect of geometrical variables and welding sequence on residual stresses and deformation in Aluminium H321 have investigated by the finite element software A...

Journal: :journal of computational applied mechanics 0
rahmatollah ghajar mechanical properties research lab (mprl), faculty of mechanical engineering, k.n. toosi univeristy of technology, iran mahmood shokrieh composites research laboratory, center of excellence in experimental solid mechanics and dynamics, school of mechanical engineering, iran university of science and technology, iran ali r shajari mechanical properties research lab (mprl), faculty of mechanical engineering, k.n. toosi univeristy of technology, iran

in this study, the analysis of transient thermoelastic response of a functionally graded (fg) non-axisymmetric viscoelastic cylinder is presented. the material properties are assumed to be time- dependent and radially and circumferentially non-homogeneous. the finite element (fe) formulations of the thermoelastic problem are obtained using the virtual work method and all the coupling terms are ...

Journal: :Computers & Mathematics with Applications 2015
Julián Bravo-Castillero Lázaro M. Sixto-Camacho Renald Brenner Raúl Guinovart-Díaz Leslie D. Pérez-Fernández Reinaldo Rodríguez-Ramos Federico J. Sabina

Two-phase periodic thermo-magneto-electro-elastic composites are considered. The composite materials consisting of identical parallel cylindrical fibers periodically distributed in a matrix. Both constituents are transversely isotropic and the unit-cell has rhomboidal shape. Based on the asymptotic homogenization method, exact relations involving the in-plane effective coefficients are derived ...

A Ghorbanpour Arani, J Jafari Fesharaki M Mohammadimehr S Golabi

In this study an analytical method is developed to obtain the response of electro-magneto-thermo-elastic stress and perturbation of a magnetic field vector for a thick-walled spherical functionally graded piezoelectric material (FGPM). The hollow sphere, which is placed in a uniform magnetic field, is subjected to a temperature gradient, inner and outer pressures and a constant electric potenti...

Journal: :MM Science Journal 2023

Thermo-elastic deformation of the machine tool due to thermal expansion components presents one biggest challenges in maintaining accuracy and product quality. The operation inevitably leads waste heat friction losses bearings guides electrical motors control cabinets. These internal sources lead inhomogeneous changing temperature fields, which also interact with ambient temperature. An interac...

Journal: :Computers and Geotechnics 2022

Generation and dissipation of temperature-induced pore water pressure can alter the mechanical behavior characteristics soil media. Experimental observations indicate that heating/cooling cycles fabric which may result in irrecoverable deformations. Previous studies suggest contribution thermo-osmotic (non-Darcian) flow clays have a significant role thermal pressurization diffusion. Hence, this...

Journal: :journal of nanostructures 2012
a. ghorbanpour-arani v. sadooghi m. r. mozdianfard m. mohammadimehr

in this article, thermo-elastic-behavior of a thick-walled cylinder made from a polystyrene nanocomposite reinforced with functionally graded (fg) single-walled carbon nanotubes (swcnts) was carried out in radial direction while subjected to a steady state thermal field. the swcnts were assumed aligned, straight with infinite length and a uniform layout. two types of variations in the volume fr...

Journal: :Materials today communications 2021

The thermo-elastic properties of a novel class ceramic composites based on an ultra-refractory matrix and containing short carbon fibre to provide failure tolerance thermal shock resistance were experimentally characterised numerically simulated. samples fabricated with volume fractions ranging from 5 60 vol% featured by homogeneous dispersion along the basal plane due processing route. A rando...

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