Results 21 to 30 of about 11,105 (303)

Vibration and stability analyses of functionally graded beams [PDF]

open access: yesArchive of Mechanical Engineering, 2021
Design considerations, material properties and dynamic properties of engineering applications, rotating components, turbine blades, helicopter blades, etc., have significant effects on system efficiency.
Burak Kılıç, Özge Özdemir
doaj   +1 more source

Delamination Fracture Analyses of Linear-Elastic Functionally Graded Beams

open access: yesEngineering Transactions, 2017
An analytical approach for investigation of delamination cracks in three-dimensional functionally graded linear-elastic beams was developed. Beams which are functionally graded along their width, height and length were analyzed.
Victor Iliev RIZOV
doaj   +1 more source

Size-dependent behaviour of functionally graded sandwich microbeams based on the modified couple stress theory [PDF]

open access: yes, 2015
Static bending, buckling and free vibration behaviours of size-dependent functionally graded (FG) sandwich microbeams are examined in this paper based on the modified couple stress theory and Timoshenko beam theory. To avoid the use of a shear correction
Thai, Huu-Tai   +3 more
core   +1 more source

On Numerical Investigation of Buckling in Two-Directional Porous Functionally Graded Beam Using Higher Order Shear Deformation Theory [PDF]

open access: yesMechanics of Advanced Composite Structures, 2023
In functionally graded materials (FGM), pores have a key impact. A variety of properties, such as resistance to mechanical shock, thermal insulation, catalytic efficiency, and the release of thermal stress, can be added by gradually changing pores ...
Pappula Bridjesh   +2 more
doaj   +1 more source

Behaviour of functionally graded reinforced-concrete beams under cyclic loading

open access: yesGrađevinar, 2015
Over the past decade, the functional grading has been applied as a new method for the manufacturing of reinforced-concrete elements. The objective of this investigation is to evaluate performance of the functionally graded reinforced-concrete beams ...
Maysam Ghasemi Naghibdehi   +2 more
doaj   +1 more source

Vibrations of cracked functionally graded beams: General solution and application – A review

open access: yesVietnam Journal of Mechanics, 2022
This paper presents a unified approach to vibration analysis of functionally graded beams with transverse open-edge cracks based on the so-called vibration shape obtained as a general solution of vibration equations in the frequency domain. The crack is
Nguyen Tien Khiem
doaj   +1 more source

Isogeometric analysis for functionally graded microplates based on modified couple stress theory [PDF]

open access: yes, 2016
Analysis of static bending, free vibration and buckling behaviours of functionally graded microplates is investigated in this study. The main idea is to use the isogeometric analysis in associated with novel four-variable refined plate theory and quasi ...
Abdel-Wahab, M.   +5 more
core   +2 more sources

Postbuckling analysis of nonlocal functionally graded beams

open access: yesLatin American Journal of Solids and Structures, 2021
Abstract The main goal of this research is to study the postbuckling behavior of nonlocal functionally graded beams. Eringen’s nonlocal differential model is used to evaluate the influence of the material length scale in the bending response. An improved shear deformation beam theory with five independent parameters is utilized, which is suitable for ...
Kurt Soncco   +3 more
openaire   +3 more sources

Delamination Analysis of Multilayered Functionally Graded ‎Beams which Exhibit Non-linear Creep Behavior [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2023
General solution of the time-dependent strain energy release rate for delamination cracks in multilayered functionally graded load-bearing beam structures which exhibit non-linear creep is derived.
Victor Rizov
doaj   +1 more source

Free vibration of axially or transversely graded beams using finite-element and artificial intelligence

open access: yesAlexandria Engineering Journal, 2022
The effect of grading direction on the natural frequencies of heterogeneous isotropic beams is investigated and the artificial neural network approach is conducted to estimate the free vibration characteristics.
Sefa Yildirim
doaj   +1 more source

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