Results 11 to 20 of about 2,014 (268)

Experimental and Analytical Studies of U-Shaped Thin-Walled RC Beams Under Combined Actions of Torsion, Flexure and Shear

open access: yesInternational Journal of Concrete Structures and Materials, 2018
U-shaped thin-walled concrete bridge beams usually suffer the combined actions of flexure, shear and torsion, but no research about the behavior of U-shaped thin-walled RC beams under combined actions has been reported in literature.
Jianchao Xu   +5 more
doaj   +1 more source

Flexural analysis of I-section beams functionally graded materials [PDF]

open access: yesE3S Web of Conferences, 2023
This paper aims to present the flexural behavior of thin functionally graded (FG) I-beams. The characteristics of metal-ceramic materials are defined using a power-law function dependent on volume fraction.
Elhaddad Asmae   +3 more
doaj   +1 more source

Stability of Thin-Walled Beams with Lateral Continuous Restraint

open access: yesTransactions of the VŠB: Technical University of Ostrava, Civil Engineering Series, 2015
Metal beams of thin-walled cross-sections have been widely used in building industry as members of load-bearing structures. Their resistance is usually limited by lateral torsional buckling.
Balázs Ivan, Melcher Jindřich
doaj   +1 more source

Analysis of Load-Capacity at Collapse of I-Section Thin-Walled Beam

open access: yesEngineering Transactions, 2004
The aim of the paper is to analyse the load-capacity at collapse for thin-walled beams under the assumption of static approach. I-section beams subjected to torsion and bending with torsion are studied.
S. Gawłowski, R.B. Pęcherski
doaj   +1 more source

Modelling of thin-walled members with restrained torsion considering the section properties

open access: yesMagazine of Civil Engineering, 2023
Various engineering structures include lightweight or thin-walled beam structures that are used in a complex loading situation which includes restrained torsion of closed or open section. The importance of restrained torsion of thin-walled cross-sections
Gebre Tesfaldet   +3 more
doaj   +1 more source

Сoordinate functions quadratic approximation in V.I. Slivker's semi-shear stability theory

open access: yesИнженерно-строительный журнал, 2019
Variational formulation of stability problems for thin-walled beams is presented. Geometrical stiffness matrix is derived from the stability functional. Shear deformation is taken into account by using V.I.Slivker’s semi-shear theory of thin-walled bars.
Vladimir Rybakov   +3 more
doaj   +1 more source

Mixed finite-element method in V.I. Slivker’s semi-shear thin-walled bar theory

open access: yesИнженерно-строительный журнал, 2019
Mixed variational formulation of static and dynamic problems for thin-walled beams is presented. Stiffness and mass matrixes are derived from the Reissner-like functional.
Vladimir Lalin   +3 more
doaj   +1 more source

An approach to the optimization of thin-walled cantilever open section beams [PDF]

open access: yesTheoretical and Applied Mechanics, 2007
An approach to the optimization of the thin-walled cantilever open section beams subjected to the bending and to the constrained torsion is considered. The problem is reduced to the determination of minimum mass, i.e.
Anđelić Nina, Milošević-Mitić Vesna
doaj   +1 more source

Geometrically nonlinear analysis of thin-walled laminated composite beams

open access: yesLatin American Journal of Solids and Structures
The use of thin-walled composite beams in Engineering has attracted great interest in recent years. Composite beams and other structural elements tend to have thin walls due to the high strength of the material.
Luiz Antônio Taumaturgo Mororó   +2 more
doaj   +1 more source

Variable Stiffness Flexure Structures Enabled by Phase‐Change Gallium and Adhesive Interfacial Locking for Soft Robotic Applications

open access: yesAdvanced Engineering Materials, EarlyView.
A flexure‐based variable stiffness structure is developed by integrating phase‐change modulation and adhesive interfacial locking of gallium. The design enables a wide stiffness variability, transitioning from soft, flexible behavior to rigid, load‐supporting performance.
Sungjin Kim   +2 more
wiley   +1 more source

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