Results 1 to 10 of about 36,027 (199)

Combined Joint and Member Damage Identification of Semi-Rigid Frames with Slender Beams Considering Shear Deformation

open access: yesBuildings, 2023
A damage identification methodology considering shear deformation was presented in this paper to identify damage to semi-rigid frames with slender beams.
Feng Xiao   +4 more
doaj   +4 more sources

A New Method for Design of the Semi-Rigid Steel Frame—The Integration of Joint Inverse Design and Structural Design

open access: yesBuildings, 2022
In the past few decades, semi-rigid connections have been studied extensively; several major international steel structure design specifications have incorporated this component into their own systems.
Tulong Yin   +3 more
doaj   +4 more sources

Finite Element Analysis of Prefabricated Semi-Rigid Concrete Beam–Column Joint with Steel Connections

open access: yesApplied Sciences
This paper introduces a novel type of prefabricated semi-rigid concrete beam–column joint, aiming to examine its load-carrying capacity and seismic performance in comparison with a traditional cast-in-place joint.
Yong Xiao, Min Yu, Wei Liu
doaj   +4 more sources

Equilibrium and stability of beams with elastoplastic semi-rigid joints [PDF]

open access: yesArchives of Civil Engineering
The classical theory of beams admits two types of connections between structural elements: perfectly rigid and perfectly flexible. However, the engineering reality calls for a more general approach to joint modelling.
Grzegorz Dzierżanowski
doaj   +2 more sources

Biomechanical impacts of 3D arch-support insoles on countermovement jumps: a statistical parametric mapping analysis [PDF]

open access: yesFrontiers in Bioengineering and Biotechnology
ObjectiveDespite the widespread use of arch-support insoles in sports, their time-dependent biomechanical effects on dynamic movements like countermovement jumps (CMJs) remain poorly understood.
Qiu-qiong Shi   +7 more
doaj   +2 more sources

Assessment of stresses in reinforcement in the area of joints in composite steel-concrete slabs [PDF]

open access: yesArchives of Civil Engineering, 2021
The article draws attention to certain aspects of calculating the width of cracks and stresses in composite elements under bending, in which the slab is located in the tension zone.
Marcin Niedośpiał
doaj   +1 more source

Post Buckling Behavior of Prismatic Structural Steel Members with Semi Rigid Connections [PDF]

open access: yesEngineering and Technology Journal, 2016
In most designs of steel frames,beam-column connections are assumed either perfectly pinned or fully rigid. This assumption results in an incorrect estimation of the structural behavior of these frames.
Amer M. Ibrahim, Murtada A. Ismael
doaj   +1 more source

Dynamic properties and time response of frameworks with semi-rigid and eccentric connections [PDF]

open access: yesFacta Universitatis. Series: Architecture and Civil Engineering, 2011
The paper is considering effects of the semi-rigid and eccentric joint connections of framework structures upon its dynamic properties and the time response due to an earthquake action.
Gopčević Špiro   +2 more
doaj   +1 more source

Damage Identification of Semi-Rigid Joints in Frame Structures Based on Additional Virtual Mass Method

open access: yesSensors, 2022
In civil engineering, the joints of structures are complex, and their damage is generally hard to be detected. Due to the insensitivity of structural modal information to local joint damage, this paper presents a method based on additional virtual mass ...
Xinhao An   +4 more
doaj   +1 more source

People with chronic ankle instability benefit from brace application in highly dynamic change of direction movements

open access: yesJournal of Foot and Ankle Research, 2021
Background The application of ankle braces is an effective method for the prevention of recurrent ankle sprains. It has been proposed that the reduction of injury rates is based on the mechanical stiffness of the brace and on beneficial effects on ...
Patrick Fuerst   +3 more
doaj   +1 more source

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