نتایج جستجو برای: Thermo-elastic analysis

تعداد نتایج: 2888859  

Journal: :journal of nanostructures 2012
a. ghorbanpour arani a. haghshenas s. amir m. azami z. khoddami maraghi

electro-thermo-elastic stress analysis of piezoelectric polymeric thick-walled cylinder reinforced by boronnitride nanotubes (bnnts) subjected to electro-thermo-mechanical fields is presented in this article. the electro-thermo-elastic properties of piezoelectric fiber reinforced composite (pefrc) was studied by a modified xy micromechanical model capable of exhibiting full coupling relation be...

Journal: :journal of solid mechanics 0
m jabbari mechanical engineering department, yasouj university, p.o.box: 75914-353, yasouj, iran m zamani nejad mechanical engineering department, yasouj university, p.o.box: 75914-353, yasouj, iran m ghannad mechanical engineering faculty, shahrood university, shahrood, iran

in this paper, thermo-elastic analysis of a rotating thick truncated conical shell subjected to the temperature gradient, internal pressure and external pressure is presented. given the existence of shear stress in the conical shell due to thickness change along the axial direction, the governing equations are obtained based on first-order shear deformation theory (fsdt). these equations are so...

Journal: :journal of modern processes in manufacturing and production 0
javad jafari fesharaki department of mechanical engineering, najafabad branch, islamic azad university, najafabad, iran seyed ghasem madani department of mechanical engineering, faculty of engineering, university of kashan, kashan, iran sa’id golabi department of mechanical engineering, faculty of engineering, university of kashan, kashan, iran

this research develops thermo-elastic analysis of a functionally graded cylinder under thermo-mechanical loadings. heat conduction equation in cylindrical coordinate system is solved. thermal conductivity coefficient is graded along the radial direction. by considering a symmetric distribution of temperature, loading and boundary conditions, strain-displacement and stress-strain relations can b...

A. Ghorbanpour Arani, A. Haghshenas M. Azami S. Amir Z. Khoddami Maraghi

Electro-thermo-elastic stress analysis of piezoelectric polymeric thick-walled cylinder reinforced by boronnitride nanotubes (BNNTs) subjected to electro-thermo-mechanical fields is presented in this article. The electro-thermo-elastic properties of piezoelectric fiber reinforced composite (PEFRC) was studied by a modified XY micromechanical model capable of exhibiting full coupling relati...

Javad Jafari Fesharaki, Sa’id Golabi Seyed Ghasem Madani

This research develops thermo-elastic analysis of a functionally graded cylinder under thermo-mechanical loadings. Heat conduction equation in cylindrical coordinate system is solved. Thermal conductivity coefficient is graded along the radial direction. By considering a symmetric distribution of temperature, loading and boundary conditions, strain-displacement and stress-strain relations can b...

Javad Jafari Fesharaki, Sa’id Golabi Seyed Ghasem Madani

This research develops thermo-elastic analysis of a functionally graded cylinder under thermo-mechanical loadings. Heat conduction equation in cylindrical coordinate system is solved. Thermal conductivity coefficient is graded along the radial direction. By considering a symmetric distribution of temperature, loading and boundary conditions, strain-displacement and stress-strain relations can b...

Journal: :journal of solid mechanics 0
sh dastjerdi department of mechanical engineering, shahrood branch, islamic azad university, shahrood, iran m jabbarzadeh department of mechanical engineering, mashhad branch, islamic azad university, mashhad, iran

in present study, thermo-elastic buckling analysis of multi-layer orthotropic annular/circular graphene sheets is investigated based on eringen’s theory. the moderately thick and also thick nano-plates are considered. using the non-local first and third order shear deformation theories, the governing equations are derived. the van der waals interaction between the layers is simulated for multi-...

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 solid mechanics 0
a behravan rad engineering department ,zamyad company,15km karaj old road, p.o 1386183741, tehran, iran

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...

2015
Filip Z. Klawe

Motywacją do badań nad równaniami opisującymi odkształcenia termo-lepko-sprężyste jest potrzeba lepszego opisu procesów zachodzących w różnych materiałach oraz zbudowania lepszych modeli ich zachowania pod wpływem działania sił zewnętrznych. Wraz z rozwojem techniki zdobywamy głębszą wiedzę na temat różnych tworzyw. Pozwala nam to na tworzenie coraz bardziej poprawnych modeli opisujących zachow...

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