Dynamic Instability of Shallow Shells Interacting with a Three-Dimensional Potential Gas Flow
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Mathematical Sciences"
DOI: 10.1007/s10958-021-05442-y
Abstract: To study the interaction of a vibrating shallow shell with a three-dimensional subsonic gas flow, we deduce a system of hypersingular integral equations for the aerodynamic derivatives of the pressure drop. This system of equations… read more here.
Keywords: shallow; shallow shells; gas flow; three dimensional ... See more keywords
Dynamic stability recognition of cylindrical shallow shells in Kelvin–Voigt viscoelastic medium under transverse white noise excitation
Sign Up to like & getrecommendations! Published in 2017 at "Nonlinear Dynamics"
DOI: 10.1007/s11071-017-3789-2
Abstract: Dynamic stability analysis of cylindrical shallow shells, as one of the fundamental elements of many engineering structures, is very important in the design of such systems. In many practical applications, the external loads are essentially… read more here.
Keywords: transverse; shallow shells; dynamic stability; cylindrical shallow ... See more keywords
A Jacobi-Ritz method for dynamic analysis of laminated composite shallow shells with general elastic restraints
Sign Up to like & getrecommendations! Published in 2020 at "Composite Structures"
DOI: 10.1016/j.compstruct.2020.112091
Abstract: Abstract In this research, a Jacobi-Ritz approach is introduced for dynamic analysis of laminated composite shallow shells subjected to arbitrary boundary conditions. The first-order shear deformation theory (FSDT) is utilized to construct the theoretical model.… read more here.
Keywords: shallow shells; jacobi ritz; laminated composite; composite shallow ... See more keywords
Vibration and bending behavior of functionally graded nanocomposite doubly-curved shallow shells reinforced by graphene nanoplatelets
Sign Up to like & getrecommendations! Published in 2018 at "Results in physics"
DOI: 10.1016/j.rinp.2018.02.062
Abstract: Abstract Free vibration and static bending of functionally graded (FG) graphene nanoplatelet (GPL) reinforced composite doubly-curved shallow shells with three distinguished distributions are analyzed. Material properties with gradient variation in the thickness aspect are evaluated… read more here.
Keywords: curved shallow; doubly curved; shallow shells; functionally graded ... See more keywords
A refined shell theory considering the effects of transverse normal strain for the analysis of functionally graded porous shallow shells with double curvature
Sign Up to like & getrecommendations! Published in 2024 at "Mechanics of Advanced Materials and Structures"
DOI: 10.1080/15376494.2024.2361462
Abstract: Abstract In this paper, a static and free vibration analysis of functionally graded porous shallow shells with double curvature containing an even distribution of porosity is investigated using a trigonometric shear and normal deformation theory.… read more here.
Keywords: shallow shells; graded porous; porous shallow; shells double ... See more keywords
Bistable polar-orthotropic shallow shells
Sign Up to like & getrecommendations! Published in 2019 at "Royal Society Open Science"
DOI: 10.1098/rsos.190888
Abstract: We investigate stabilizing and eschewing factors on bistability in polar-orthotropic shells in order to enhance morphing structures. The material law causes stress singularities when the circumferential stiffness is smaller than the radial stiffness (β <… read more here.
Keywords: bistable polar; shallow shells; orthotropic shallow; orthotropic ... See more keywords
Free vibration analysis of functionally graded shallow shells with variable thickness and physical neutral surface effects
Sign Up to like & getrecommendations! Published in 2024 at "Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science"
DOI: 10.1177/09544062231207183
Abstract: The study and manufacture of functionally graded (FG) shallow shells with the variable thickness are essential for the actual application of these types of structures. Previously, many researchers have developed different approaches to analyzing the… read more here.
Keywords: shallow shells; variable thickness; shells variable; physical neutral ... See more keywords
Vibration analysis of laminated functionally graded shallow shells with clamped cutout of the complex form by the Ritz method and the R-functions theory
Sign Up to like & getrecommendations! Published in 2019 at "Latin American Journal of Solids and Structures"
DOI: 10.1590/1679-78254911
Abstract: The R-functions theory and Ritz approach are applied for analysis of free vibrations of laminated functionally graded shallow shells with different types of curvatures and complex planforms. Shallow shells are considered as sandwich shells of… read more here.
Keywords: laminated functionally; shallow shells; functionally graded; functions theory ... See more keywords
Investigating Electromechanical Buckling Response of FG-GPL-Reinforced Piezoelectric Doubly Curved Shallow Shells Embedded in an Elastic Substrate
Sign Up to like & getrecommendations! Published in 2023 at "Materials"
DOI: 10.3390/ma16082975
Abstract: This work reports the investigations of the electric potential impacts on the mechanical buckling of the piezoelectric nanocomposite doubly curved shallow shells reinforced by functionally gradient graphene platelets (FGGPLs). A four-variable shear deformation shell theory… read more here.
Keywords: doubly curved; curved shallow; buckling load; shallow shells ... See more keywords