Geometrically nonlinear dynamic analysis of laminated composite plate using a nonpolynomial shear deformation theory

BR Thakur, S Verma, BN Singh, DK Maiti - International Journal of Non …, 2021 - Elsevier
A computationally efficient C 0 finite element model in conjunction with the nonpolynomial
shear deformation theory (NPSDT) is extended to examine the free and forced vibration …

Automatic scaled boundary finite element method for three-dimensional elastoplastic analysis

L Liu, J Zhang, C Song, K He, AA Saputra… - International Journal of …, 2020 - Elsevier
This paper introduces an automatic way of performing 3D static and dynamic elastoplastic
analyses in the framework of the scaled boundary finite element method (SBFEM), which …

Nonlinear free vibration analysis of moderately thick viscoelastic plates with various geometrical properties

N Jafari, M Azhari - Steel and Composite Structures, 2023 - koreascience.kr
In this paper, geometrically nonlinear free vibration analysis of Mindlin viscoelastic plates
with various geometrical and material properties is studied based on the Von-Karman …

Free vibration analysis of viscoelastic plates with simultaneous calculation of natural frequency and viscous damping

N Jafari, M Azhari - Mathematics and Computers in Simulation, 2021 - Elsevier
This paper presents a new solution for the free vibration analysis of moderately thick
viscoelastic plates with different shapes, based on free vibration analysis of elastic plates …

Dynamic stability analysis of Mindlin viscoelastic plates subjected to constant and harmonic in-plane compressions based on free vibration analysis of elastic plates

N Jafari, M Azhari - Acta Mechanica, 2022 - Springer
In this paper, a dynamic stability analysis of moderately thick viscoelastic plates is performed
employing the Boltzmann integral law with constant bulk modulus. The remarkable and new …

Time-dependent p-delta analysis of Timoshenko viscoelastic beams and Mindlin viscoelastic plates with different shapes

N Jafari - Structures, 2022 - Elsevier
This research introduces a closed-form solution for the time-dependent p-delta analysis of a
viscoelastic plate based on the linear static analysis of an elastic plate for the first time, by …

Time-dependent three-dimensional quasi-static analysis of a viscoelastic solid by defining a time function

M Eskandari, N Jafari, M Azhari - Mechanics of Time-Dependent Materials, 2021 - Springer
In this paper, we present a novel formulation for the time-dependent three-dimensional
bending analysis of a viscoelastic solid by defining a time function with unknown coefficient …

On the viscoelastic instability of Timoshenko viscoelastic beams and Mindlin viscoelastic plates under compressive loads

N Jafari, M Azhari - Mechanics of Time-Dependent Materials, 2024 - Springer
This paper proposes the time-dependent instability of Timoshenko viscoelastic beams and
Mindlin viscoelastic plates with different geometrical and material properties subjected to …

Effect of in-plane compression on the non-harmonic resonance of moderately thick time-dependent plates

A Hatefniya, N Jafari, M Azhari - Thin-Walled Structures, 2023 - Elsevier
This study investigates the nonlinear p-delta analysis and introduces a viscoelastic plate
non-harmonic resonance in which the critical displacement will be several times more than …

Nonlinear free vibration analysis of moderately thick sandwich plates with viscoelastic core using finite strip method

A Hajrahimi, N Jafari, S Sarrami - Journal of Computational Methods in …, 2024 - jcme.iut.ac.ir
Sandwich plates as structural members, have received a lot of attention in industrial
structures and large construction projects due to their low specific weight, resistance to …