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
Free vibration analysis of axisymmetric functionally graded doubly-curved shells with un-uniform thickness distribution based on Ritz method
Sign Up to like & getrecommendations! Published in 2019 at "Composite Structures"
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
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
Electro-elastic displacement and stress analysis of the piezoelectric doubly curved shells resting on Winkler's foundation subjected to applied voltage
Sign Up to like & getrecommendations! Published in 2019 at "Mechanics of Advanced Materials and Structures"
DOI: 10.1080/15376494.2018.1455937
Abstract: ABSTRACT In this article, electro-elastic analysis of the piezoelectric doubly curved shells is studied. First-order shear deformation theory is used for description of displacement field. The electro-elastic governing equations are derived based on principle of… read more here.
Keywords: doubly curved; electro elastic; curved shells; analysis piezoelectric ... See more keywords