Nonlinear Transient Response of Functionally Graded Material Sandwich Doubly Curved Shallow Shell Using New Displacement Field
Sign Up to like & getrecommendations! Published in 2018 at "Acta Mechanica Solida Sinica"
DOI: 10.1007/s10338-018-0008-8
Abstract: In this paper, the nonlinear transient dynamic response of functionally graded material (FGM) sandwich doubly curved shell with homogenous isotropic material core and functionally graded face sheet is analyzed using a new displacement field on… read more here.
Keywords: doubly curved; functionally graded; nonlinear transient; new displacement ... See more keywords
Nonlinear thermo-mechanical stability of eccentrically stiffened functionally graded material sandwich doubly curved shallow shells with general sigmoid law and power law according to third-order shear deformation theory
Sign Up to like & getrecommendations! Published in 2017 at "Applied Mathematics and Mechanics"
DOI: 10.1007/s10483-017-2166-9
Abstract: In this paper, the nonlinear analysis of stability of functionally graded material (FGM) sandwich doubly curved shallow shells is studied under thermo-mechanical loads with material properties obeying the general sigmoid law and power law of… read more here.
Keywords: doubly curved; law; functionally graded; graded material ... See more keywords
First-order shear deformation theory for orthotropic doubly-curved shells based on a modified couple stress elasticity
Sign Up to like & getrecommendations! Published in 2018 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2017.11.045
Abstract: Abstract This paper investigates the micro- and nano-mechanical behavior of orthotropic doubly-curved shells by considering the New Modified Couple Stress Theory (NMCST). The higher order continuum assumed by the NMCST includes three material length scale… read more here.
Keywords: doubly curved; order; theory; orthotropic doubly ... See more keywords
State vector computational technique for three-dimensional acoustic sound propagation through doubly curved thick structure
Sign Up to like & getrecommendations! Published in 2019 at "Computer Methods in Applied Mechanics and Engineering"
DOI: 10.1016/j.cma.2019.04.011
Abstract: Abstract Vibroacoustic performance of the doubly curved thick shell is explored based on the three dimensional sound propagation approach as well as state space solution. In fact, the main aim is particularly focused on inspecting… read more here.
Keywords: frequency; curved thick; structure; three dimensional ... See more keywords
On the forced resonant vibration analysis of functionally graded polymer composite doubly-curved nanoshells reinforced with graphene-nanoplatelets
Sign Up to like & getrecommendations! Published in 2020 at "Computer Methods in Applied Mechanics and Engineering"
DOI: 10.1016/j.cma.2019.112767
Abstract: Abstract The proposed work fills a gap of investigation on forced resonant vibration analysis of graphene nanoplatelets (GNPs) reinforced functionally graded polymer composite (FG-PC) doubly-curved nanoshells. For the first time, forced resonate vibration of the… read more here.
Keywords: vibration analysis; doubly curved; vibration; resonant vibration ... See more keywords
Three-dimensional dynamics of functionally graded and laminated doubly-curved composite structures having arbitrary geometries and boundary conditions
Sign Up to like & getrecommendations! Published in 2019 at "Composites Part B: Engineering"
DOI: 10.1016/j.compositesb.2019.05.087
Abstract: Abstract This paper focuses on the dynamics of doubly-curved functionally graded and laminated composite structures with arbitrary geometries and boundary conditions. Integral boundary value problem is obtained following an energy-based approach where the strain energy… read more here.
Keywords: composite structures; boundary conditions; arbitrary geometries; structures arbitrary ... See more keywords
Static analysis of doubly curved singly ruled truncated FGM cone
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DOI: 10.1016/j.compstruct.2017.10.028
Abstract: Abstract In this paper, a new mathematical model for doubly curved singly ruled functionally graded material moderately thick and deep cone is presented. The mathematical model includes a cubic variation of thickness coordinate along with… read more here.
Keywords: doubly curved; singly ruled; curved singly; cone ... See more keywords
Free vibration analysis of axisymmetric functionally graded doubly-curved shells with un-uniform thickness distribution based on Ritz method
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DOI: 10.1016/j.compstruct.2019.111145
Abstract: Abstract This paper analyzed the free vibration of functionally graded (FG) doubly-curved shells with un-uniform thickness distribution based on Ritz method. The energy method and first-order shear deformation theory are adopted to derive the formulas.… read more here.
Keywords: ritz method; method; based ritz; curved shells ... See more keywords
The effect of considering Pasternak elastic foundation on acoustic insulation of the finite doubly curved composite structures
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DOI: 10.1016/j.compstruct.2020.113064
Abstract: Abstract This approach focuses on the acoustic characteristic of a simply supported doubly curved composite shell subjected to the Pasternak-type elastic foundation. To carry out the sound analysis of a finite shell, displacements and rotation… read more here.
Keywords: doubly curved; elastic foundation; foundation; curved composite ... See more keywords
Dynamics properties of multi-layered composite sandwich doubly-curved shells
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DOI: 10.1016/j.compstruct.2020.113142
Abstract: Abstract The present work deals with the dynamics properties of two kinds of multi-layered composite sandwich doubly-curved shells with two-layered viscoelastic cores based on first order shear deformation theory (FSDT). The Hamilton’s principle is adopted… read more here.
Keywords: doubly curved; layered composite; curved shells; multi layered ... See more keywords
Computational semi-analytical method for the 3D elasticity bending solution of laminated composite and sandwich doubly-curved shells
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DOI: 10.1016/j.engstruct.2020.110938
Abstract: Abstract In this paper, a three-dimensional numerical solution for the bending study of laminated composite doubly-curved shells is presented. The partial differential equations are solved analytically by the Navier summation for the midsurface variables; this… read more here.
Keywords: semi analytical; doubly curved; curved shells; method ... See more keywords