Results 61 to 70 of about 34,399 (136)

Dynamic Analysis and critical speed of rotating laminated conical shells with orthogonal stiffeners using generalized differential quadrature method

Latin American Journal of Solids and Structures
This paper presents effects of boundary conditions and axial loading on frequency characteristics of rotating laminated conical shells with meridional and circumferential stiffeners, i.e., stringers and rings, using Generalized Differential Quadrature ...
Kamran Daneshjou, Mostafa Talebitooti, Roohollah Talebitooti, Hamed Saeidi Googarchin   +3 more
doaj   +1 more source

Varied effects of shear correction on thermal vibration of functionally graded material shells

Cogent Engineering, 2014
The effects of varied shear correction coefficient on the first-order transverse shear deformation result of functionally graded material (FGM) thick circular cylindrical shells under thermal vibration are investigated and computed by using the ...
C.C. Hong
doaj   +1 more source

Dynamic Instability of Beams Under Tip Follower Forces Using Geometrically Exact, Fully Intrinsic Equations

Latin American Journal of Solids and Structures
In this study, the dynamic instability of beams under tip follower forces are considered. The beam is modeled by using the geometrically exact, fully intrinsic beam equations which is subjected to an inclined tip follower force.
Mohammadreza Amoozgar, Hossein Shahverdi
doaj   +1 more source

Analysis of Complex Modal Characteristics of Fractional Derivative Viscoelastic Rotating Beams

Shock and Vibration, 2019
For the transverse vibration problem of a fractional derivative viscoelastic rotating beam, the differential equation of the system is obtained based on the Euler–Bernoulli beam theory and Hamilton principle. Then, introducing dimensionless quantities to
Tianle Lu, Zhongmin Wang, Dongdong Liu
doaj   +1 more source

A Numerical Investigation on the Natural Frequencies of FGM Sandwich Shells with Variable Thickness by the Local Generalized Differential Quadrature Method

Applied Sciences, 2017
The main aim of the present paper is to solve numerically the free vibration problem of sandwich shell structures with variable thickness and made of Functionally Graded Materials (FGMs).
Francesco Tornabene, Nicholas Fantuzzi, Michele Bacciocchi, Erasmo Viola, Junuthula N. Reddy   +4 more
doaj   +1 more source

Nonlinear Analysis of the Multi-Layered Nanoplates

Mathematics
This text investigates the bending/buckling behavior of multi-layer asymmetric/symmetric annular and circular graphene plates through the application of the nonlocal strain gradient model.
Mostafa Sadeghian, Arvydas Palevicius, Paulius Griskevicius, Giedrius Janusas   +3 more
doaj   +1 more source

Advanced Dynamic Vibration Control Algorithms of Materials Terfenol-D Si₃N₄ and SUS304 Plates/Cylindrical Shells with Velocity Feedback Control Law

Algorithms
A numerical, generalized differential quadrature (GDQ) method is presented on applied heat vibration for a thick-thickness magnetostrictive functionally graded material (FGM) plate coupled with a cylindrical shell.
Chih-Chiang Hong
doaj   +1 more source

Nonlinear Deformation Analysis of Sandwich Timoshenko Beams with Carbon Nanotube Reinforced Face Sheets and Re-Entrant Core Using GDQ Method

Mathematics
In this research, the nonlinear bending behavior of sandwich beams with auxetic re-entrant cores and carbon nanotube-reinforced (CNT) face sheets are investigated using the von Kármán strain theory and the Generalized Differential Quadrature (GDQ) method.
Azhar G. Hamad, Khaldon K. Aswed, Yousef Al Rjoub, Nasser Firouzi, Przemysław Podulka   +4 more
doaj   +1 more source

Implicit quiescent soliton perturbation in optical metamaterials with complex Ginzburg-Landau equation having nonlinear chromatic dispersion and Kudryashov's forms of self-phase modulation structures by lie symmetry. [PDF]

MethodsX
Adem AR, Arnous AH, Triki H, González-Gaxiola O, Calucag LS, Biswas A.   +5 more
europepmc   +1 more source

Differential Reflecting Frequency Modulation with QAM for RIS-Based Communications. [PDF]

Sensors (Basel)
Fan Y, Zhao L, Yan W, Ma H.
europepmc   +1 more source