Results 21 to 30 of about 516,104 (247)

Investigation of Thermal and Mechanical Properties of Three-Dimensional Braided Composite Materials [PDF]

open access: yesArchives of Metallurgy and Materials, 2022
This paper investigates the thermal and mechanical properties of a composite made from a combination of 2063-epoxy resin and three different braided carbon-fiber fabric reinforcements.
Jamal Arbaoui   +3 more
doaj   +1 more source

Study on the Design and Performance of a Glove Based on the FBG Array for Hand Posture Sensing

open access: yesSensors, 2023
This study introduces a new wearable fiber-optic sensor glove. The glove utilizes a flexible material, polydimethylsiloxane (PDMS), and a silicone tube to encapsulate fiber Bragg gratings (FBGs).
Hongcheng Rao   +8 more
doaj   +1 more source

Modelling rail thermal differentials due to bending and defects

open access: yesTransport, 2021
Rail foot flaws have the potential to cause broken rails that can lead to derailment. This is not only an extremely costly issue for a rail operator in terms of damage to rolling stock, but has significant flow-on effects for network downtime and a safe ...
Chris Bosomworth   +3 more
doaj   +1 more source

A nonlocal sinusoidal shear deformation beam theory with application to bending, buckling, and vibration of nanobeams [PDF]

open access: yes, 2012
This paper presents a nonlocal sinusoidal shear deformation beam theory for the bending, buckling, and vibration of nanobeams. The present model is capable of capturing both small scale effect and transverse shear deformation effects of nanobeams, and ...
Thai, Huu-Tai, Vo, Thuc
core   +1 more source

Load-to-failure bending test of wood composite beams connected by gang nail

open access: yesИнженерно-строительный журнал, 2015
The results of a bending test of wood composite beams connected by gang nail are presented in this paper. Two types of wood composite beams fracture were observed: brittle and ductile. In addition, a numerical model of wood composite beams was produced
A.V. Karelskiy   +2 more
doaj   +1 more source

Resistência mecânica de compósitos cimentícios leves utilizando resíduos industriais e fibras de sisal Mechanical resistence of lightweight cement composites utilizing industrial residues and fibers of sisal

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2012
A valorização de materiais alternativos incorporados com resíduos como opção ao convencional deve possibilitar a geração de um produto com qualidade, estética, produtividade e com potencial de reduzir impactos da poluição ambiental.
Nivaldo T. de Arruda Filho   +5 more
doaj   +1 more source

Stress-strain state of bending reinforced beams with cracks

open access: yesИнженерно-строительный журнал, 2020
The work is dealing with studying the stress-strain state of bending pre-stressed concrete beams with cracks. The problems of determining preliminary stresses in a reinforced concrete element, determining the moment of crack formation, and determining ...
Omirkhan Khabidolda   +5 more
doaj   +1 more source

Rotary bending fatigue properties of Inconel 718 alloys by ultrasonic nanocrystal surface modification technique

open access: yesThe Journal of Engineering, 2015
This study investigates the influence of ultrasonic nanocrystal surface modification (UNSM) technique on fatigue properties of SAE AMS 5662 (solution treatment) of Inconel 718 alloys.
Jun-Hyong Kim   +4 more
doaj   +1 more source

A comparison of plastic collapse and limit loads for single mitred pipe bends under in-plane bending [PDF]

open access: yes, 2010
This paper presents a comparison of the plastic collapse loads from experimental in-plane bending tests on three 90 degree single un-reinforced mitred pipe bends, with the results from various 3D solid finite element models.
J. Wood   +7 more
core   +4 more sources

Numerical modeling of bending, buckling, and vibration of functionally graded beams by using a higher-order shear deformation theory

open access: yesFracture and Structural Integrity, 2020
The objective of this work is to analyze the behavior beams functionally graded, simply supported, under different conditions such as bending, buckling, and vibration and this by use shear deformation theories a two-dimensional (2D) and quasi-three ...
Nabil Hebbar   +3 more
doaj   +3 more sources

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