Browsing by Author "Akbaş, Şeref Doğuşcan"
Now showing items 21-40 of 62
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Forced vibration analysis of functionally graded sandwich deep beams
Akbaş, Şeref Doğuşcan (Techno-Press, 2019)This paper presents forced vibration analysis of sandwich deep beams made of functionally graded material (FGM) in face layers and a porous material in core layer. The FGM sandwich deep beam is subjected to a harmonic ... -
Forced vibration analysis of viscoelastic nanobeams embedded in an elastic medium
Akbaş, Şeref Doğuşcan (Techno-Press, 2016)Forced vibration analysis of a simple supported viscoelastic nanobeam is studied based on modified couple stress theory (MCST). The nanobeam is excited by a transverse triangular force impulse modulated by a harmonic motion. ... -
Forced vibration of a functionally graded porous beam resting on viscoelastic foundation
Alnujaie, Ali; Akbaş, Şeref Doğuşcan; Eltaher, Mohamed A.; Assie, Amr (Techno-Press, 2021)This paper concerns with forced dynamic response of thick functionally graded (FG) beam resting on viscoelastic foundation including porosity impacts. The dynamic point load is proposed to be triangle point loads in time ... -
Forced Vibration Responses of Axially Functionally Graded Beams by using Ritz Method
Akbaş, Şeref Doğuşcan (Shahid Chamran Univ Ahvaz, Iran, 2021)This work presents forced vibration responses of a cantilever beam made of functionally graded material under a harmonic load. The material properties of beam vary along the axial direction. The kinematics of the beam are ... -
Free Vibration of Edge Cracked Functionally Graded Microscale Beams Based on the Modified Couple Stress Theory
Akbaş, Şeref Doğuşcan (World Scientific Publ Co Pte Ltd, 2017)In this study, the free vibration analysis of edge cracked cantilever microscale beams composed of functionally graded material (FGM) is investigated based on the modified couple stress theory (MCST). The material properties ... -
Geometrically nonlinear analysis of a laminated composite beam
Akbaş, Şeref Doğuşcan (Techno-Press, 2018)The objective of this work is to analyze geometrically nonlinear static analysis a simply supported laminated composite beam subjected to a non-follower transversal point load at the midpoint of the beam. In the nonlinear ... -
Geometrically nonlinear analysis of axially functionally graded beams by using finite element method
Akbaş, Şeref Doğuşcan (Univ Tehran, Danishgah-I Tihran, 2020)The aim of this paper is to investigate geometrically nonlinear static analysis of axially functionally graded cantilever beam subjected to transversal non follower load. The considered problem is solved by finite element ... -
Geometrically nonlinear analysis of functionally graded porous beams
Akbaş, Şeref Doğuşcan (Techno-Press, 2018)In this paper, geometrically non-linear analysis of a functionally graded simple supported beam is investigated with porosity effect The material properties of the beam are assumed to vary though height direction according ... -
Hygro-Thermal Nonlinear Analysis of a Functionally Graded Beam
Akbaş, Şeref Doğuşcan (Shahid Chamran Univ Ahvaz, Iran, 2019)Nonlinear behavior of a functionally graded cantilever beam is analyzed under non-uniform hygro-thermal effect. To solve this problem, finite element method is applied within plane solid continua. Total Lagrangian approach ... -
Hygro-thermal post-buckling analysis of a functionally graded beam
Akbaş, Şeref Doğuşcan (Techno-Press, 2019)This paper presents post-buckling analysis of a functionally graded beam under hygro-thermal effect. The material properties of the beam change though height axis with a power-law function. In the nonlinear kinematics of ... -
Hygrothermal Post-Buckling Analysis of Laminated Composite Beams
Akbaş, Şeref Doğuşcan (Imperial College Press, 2019)The main goal in this paper is to make analysis of post-buckling of laminated composite beams under hygrothermal effect. In solution of problem, finite element method is utilized with the first shear beam theory. Total ... -
Investigation on Free and Forced Vibration of a Bi-Material Composite Beam
Akbaş, Şeref Doğuşcan (Gazi Univ, 2018)In this study, free and forced vibration of a bi-material composite beam subjected to external pressure load is investigated. In the solution of the composite beam, plane piecewise solid continua model and finite element ... -
İki Malzemeli Kompozit Bir Kirişin Serbest ve Zorlanmış Titreşimlerinin İncelenmesi
Akbaş, Şeref Doğuşcan (2018)Bu çalışmada, iki malzemeli kompozit basit mesnetli bir kirişin serbest ve zorlanmış titreşimi dış basınç yükü etkisi altında araştırılmıştır. Ele alınan kompozit kirişin çözümünde, düzlem parçalı sürekli ortam modeli ve ... -
Kirişlerin Geometrik Doğrusal Olmayan Davranışlarının 3 Boyutlu Sürekli Ortam Modeli ile İncelenmesi
Akbaş, Şeref Doğuşcan (2015)Bu çalışmada, yayılı yük etkisi altında konsol bir kirişin geometrik doğrusal olmayan statik davranışı incelenmiştir. Kirişlerin doğrusal olmayan davranışlarını daha gerçekçi inceleyebilmek için üç boyutlu sürekli ortam ... -
Large deflection analysis of a fiber reinforced composite beam
Akbaş, Şeref Doğuşcan (Techno-Press, 2018)The objective of this work is to analyze large deflections of a fiber reinforced composite cantilever beam under point loads. In the solution of the problem, finite element method is used in conjunction with two dimensional ... -
Large deflection analysis of edge cracked simple supported beams
Akbaş, Şeref Doğuşcan (Techno-Press, 2015)This paper focuses on large deflection static behavior of edge cracked simple supported beams subjected to a non-follower transversal point load at the midpoint of the beam by using the total Lagrangian Timoshenko beam ... -
Large post-buckling behavior of Timoshenko beams under axial compression loads
Akbaş, Şeref Doğuşcan (Techno-Press, 2014)Large post-buckling behavior of Timoshenko beams subjected to non-follower axial compression loads are studied in this paper by using the total Lagrangian Timoshenko beam element approximation. Two types of support conditions ... -
LONGITUDINAL FORCED VIBRATION ANALYSIS OF POROUS A NANOROD
Akbaş, Şeref Doğuşcan (2019)In this paper, longitudinal vibration responses of a nanorod subjected to harmonic external load are investigated with porosity based on Nonlocal Elasticity theory. The governing equation of the problem is solved by ... -
Modal analysis of viscoelastic nanorods under an axially harmonic load
Akbaş, Şeref Doğuşcan (Techno-Press, 2020)Axially damped forced vibration responses of viscoelastic nanorods are investigated within the frame of the modal analysis. The nonlocal elasticity theory is used in the constitutive relation of the nanorod with the ... -
Nonlinear behavior of fiber reinforced cracked composite beams
Akbaş, Şeref Doğuşcan (Techno-Press, 2019)This paper presents geometrically nonlinear behavior of cracked fiber reinforced composite beams by using finite element method with and the first shear beam theory. Total Lagrangian approach is used in the nonlinear ...