Browsing by Author "Akbaş, Şeref Doğuşcan"
Now showing items 1-20 of 62
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Analytical solutions for static bending of edge cracked micro beams
Akbaş, Şeref Doğuşcan (Techno-Press, 2016)In this study, static bending of edge cracked micro beams is studied analytically under uniformly distributed transverse loading based on modified couple stress theory. The cracked beam is modelled using a proper modification ... -
Axially Forced Vibration Analysis of Cracked a Nanorod
Akbaş, Şeref Doğuşcan (Univ Tehran, Danishgah-I Tihran, 2019)This study presents axially forced vibration of a cracked nanorod under harmonic external dynamically load. In constitutive equation of problem, the nonlocal elasticity theory is used. The Crack is modelled as an axial ... -
Bending of a cracked functionally graded nanobeam
Akbaş, Şeref Doğuşcan (Techno-Press, 2018)In this study, static bending of an edge cracked cantilever nanobeam composed of functionally graded material (FGM) subjected to transversal point load at the free end of the beam is investigated based on modified couple ... -
Comparison study between layered and functionally graded composite beams for static deflection and stress analyses
Kirlangic, Okan; Akbaş, Şeref Doğuşcan (Univ Tehran, Danishgah-I Tihran, 2020)The aim of this paper is to compare the static deflections and stress results of layered and functionally graded composite beams under static load. In the comparison study, the results obtained for a cantilever beam under ... -
Çatlak içeren çerçeve yapıların dinamik davranışlarının incelenmesi
Koçyiğit, Kemal (Bursa Teknik Üniversitesi, 2019)İmalat hatalarından ve servis süresi boyunca oluşan yıkıcı etkilerden dolayı ortaya çıkan çatlaklar mühendislikte en önemli problemlerden biridir. Yapılarda ortaya çıkan çatlaklar yapıların dayanımını, stabilitesini ve ... -
Damped dynamic responses of a layered functionally graded thick beam under a pulse load
Asiri, Saeed A.; Akbaş, Şeref Doğuşcan; Eltaher, Mohamed A. (Techno-Press, 2020)This article aims to illustrate the damped dynamic responses of layered functionally graded (FG) thick 2D beam under dynamic pulse sinusoidal load by using finite element method, for the first time. To investigate the ... -
Dynamic analysis of a laminated composite beam under harmonic load
Akbaş, Şeref Doğuşcan (Techno-Press, 2020)Dynamic responses of a laminated composite cantilever beam under a harmonic are investigated in this study. The governing equations of problem are derived by using the Lagrange procedure. The Timoshenko beam theory is ... -
Dynamic Analysis of Layered Functionally Graded Viscoelastic Deep Beams with Different Boundary Conditions Due to a Pulse Load
Asiri, Saeed A.; Akbaş, Şeref Doğuşcan; Eltaher, M. A. (World Scientific Publ Co Pte Ltd, 2020)This paper studies the dynamic viscoelastic response of functionally graded (FG) thick 2D cantilever and simply supported beams under dynamic pulse load, for the first time. A point load applied at a specific spatial point ... -
Dynamic analysis of thick beams with functionally graded porous layers and viscoelastic support
Akbaş, Şeref Doğuşcan; Bashiri, Abdullateef H.; Assie, Amr E.; Eltaher, Mohamed A. (Sage Publications Ltd, 2020)This study presents dynamic responses of a composite thick beam with a functionally graded porous layer under dynamic sine pulse load. The boundary conditions of the composite beam are considered as viscoelastic supports. ... -
Dynamic analysis of viscoelastic functionally graded porous thick beams under pulse load
Akbaş, Şeref Doğuşcan; Fageehi, Y. A.; Assie, A. E.; Eltaher, M. A. (Springer, 2020)Due to the significant effect of porosity on the mechanical response of functionally graded (FG) structures, this paper presents a comprehensive model to investigate the vibration response of FG porous thick beam under the ... -
Dynamic responses of functionally graded and layered composite beams
Kirlangic, O.; Akbaş, Şeref Doğuşcan (Techno-Press, 2021)This paper presents and compares the free and damped forced vibrations of layered and functionally graded composite beams. In the considered study, a cantilever beam subjected to a harmonic point load at the free end is ... -
Dynamic responses of laminated beams under a moving load in thermal environment
Akbaş, Şeref Doğuşcan (Techno-Press, 2020)The goal of this study is to investigate dynamic responses of laminated composite beams under a moving load with thermal effects. The governing equations of problem are derived by using the Lagrange procedure. The transverse ... -
Fonksiyonel derecelendirilmiş ile tabakalı kompozit kirişlerin dinamik, stabilite ve statik analizleri
Kırlangıç, Okan (Bursa Teknik Üniversitesi, 2020)Fonksiyonel derecelendirilmiş kompozit malzemeler, tabakalı kompozit malzemelerde oluşan bir takım olumsuz özellikleri iyileştirmek amacıyla oluşturulan yeni tip bir kompozit malzeme türüdür. Tabakalı kompozit malzemelerin ... -
Fonksiyonel derecelendirilmiş ortotropik bir kirişin statik ve titreşim davranışlarının incelenmesi
Akbaş, Şeref Doğuşcan (2018)Bu çalışmada, fonksiyonel derecelendirilmiş konsol bir kirişin statik ve serbest titreşim davranışları ortotropik malzeme modeli kullanılarak incelenmiştir. Fonksiyonel derecelendirilmiş kirişin incelenmesinde düzlem parçalı ... -
Forced Vibration Analysis of a Cracked Frame
Koçyiğit, Kemal; Akbaş, Şeref Doğuşcan (Gazi Univ, 2020)In this study, undamped and damped forced vibration responses of a single span frame with cracks are investigated. The vibration analysis of the cracked frame is examined by using the Euler-Bernoulli beam theory. The local ... -
Forced vibration analysis of composite beams reinforced by carbon nanotubes
Civalek, Ö.; Akbaş, Şeref Doğuşcan; Akgöz, B.; Dastjerdi, S. (MDPI AG, 2021)This paper presents forced vibration analysis of a simply supported beam made of carbon nanotube-reinforced composite material subjected to a harmonic point load at the midpoint of beam. The composite beam is made of a ... -
Forced vibration analysis of cracked functionally graded microbeams
Akbaş, Şeref Doğuşcan (Techno-Press, 2018)Forced vibration analysis of a cracked functionally graded microbeam is investigated by using modified couple stress theory with damping effect. Mechanical properties of the functionally graded beam change vary along the ... -
Forced vibration analysis of cracked nanobeams
Akbaş, Şeref Doğuşcan (Springer Heidelberg, 2018)Forced vibration responses of a cantilever nanobeam with crack are presented for modified couple stress theory with damping effect. The crack is modeled with a rotational spring. The Kelvin-Voigt model is considered in the ... -
Forced Vibration Analysis of Functionally Graded Nanobeams
Akbaş, Şeref Doğuşcan (Imperial College Press, 2017)In this paper, forced vibration responses of functionally graded (FG) nanobeams are presented for modified couple stress theory (MCST) with damping effect. The FG nanobeam is excited by a transverse triangular force impulse ... -
Forced vibration analysis of functionally graded porous deep beams
Akbaş, Şeref Doğuşcan (Elsevier Sci Ltd, 2018)The purpose of this study is to investigate forced vibration analysis of functionally graded porous deep beams under dynamically load. Mechanical properties of the functionally graded deep beam change in the thickness ...
