Results 11 to 20 of about 3,860 (279)

Investigation of the out-of-plane load-bearing capacity of T1100/5405 composite T-stiffened panels [PDF]

open access: yesScientific Reports, 2021
With the continuous improvement of the mechanical properties of composite materials, the adhesive interface performance of composite T-stiffened panels has become a critical factor in determining the overall structural strength.
Heyuan Huang   +3 more
doaj   +2 more sources

Curing process and quasi-static compression monitoring of stiffened composite panels with embedded FBG sensors

open access: yesCailiao gongcheng, 2021
The FBG sensors, embedded in triangle region of composite T-stiffened panels, were used to monitor the strain change during curing process and quasi-static compression real-timely.
ZHOU Yu-jing   +4 more
doaj   +1 more source

A data driven methodology for upscaling remaining useful life predictions: From single- to multi-stiffened composite panels

open access: yesComposites Part C: Open Access, 2023
In this paper we execute a complex test campaign to develop a novel methodology for the Remaining Useful Life (RUL) estimation of complex multi-stiffened composite aeronautical panels utilizing Machine Learning models trained with Structural Health ...
Georgios Galanopoulos   +6 more
doaj   +1 more source

Effects of residual stress on the stability of multi-welded integral stiffened panels

open access: yesXibei Gongye Daxue Xuebao, 2021
In order to clarify the influence of residual stress on the stability of 2024-T3 friction stir welded(FSWed) integral stiffened panels with multi-welds, the ANSYS software was used to establish the finite element models of two typical multi-FSWed ...

doaj   +1 more source

Automated Manufacture of Grid Stiffened Panels [PDF]

open access: yesI European Conference On Multifunctional Structures, 2020
Rib or grid stiffened structures have been investigated for decades, mainly for application in space structures. Grid structures offer the possibility to develop more damage tolerant structures as the network of ribs can provide redundant load paths.
Müller, J.M., Nijhuis, P.
openaire   +1 more source

Stability Analysis of Different Stiffened Plates in Thermal-Mechanical Coupling Environments

open access: yesXibei Gongye Daxue Xuebao, 2020
In view of the structural stability problem of different typical stiffened panels under different loading conditions, ABAQUS software was used to build finite element models of four typical stiffened panels with the same cross section area.

doaj   +1 more source

Compressive bucking and post-bucking mechanical properties of aeronautic composite stiffened panel

open access: yesJournal of Aeronautical Materials, 2020
Aeronautical composite stiffened panels are widely used in aeronautical structure design because of their good mechanical properties. In this paper,the compressive buckling and post-buckling mechanical properties of aeronautical composite stiffened ...
GAO Zhigang   +4 more
doaj   +1 more source

Analysis of ultimate uniaxial compressive strength of stiffened panel considering influence of shear load

open access: yesZhongguo Jianchuan Yanjiu, 2023
ObjectiveThis study aims to explore the law of the critical compression stress of stiffened panels under the influence of in-plane shear load, and whether in-plane shear load combined with lateral pressure will introduce a strong coupling effect ...
Ji YAN, Jinju CUI, Deyu WANG
doaj   +1 more source

Damage Localisation in a Stiffened Composite Panel [PDF]

open access: yesStrain, 2008
Abstract: This work was conducted as part of the Aircraft Reliability Through Intelligent Materials Application (ARTIMA) European Union project. It presents a case study of damage detection in a curved carbon‐fibre reinforced panel with two omega stiffeners which was investigated using ultrasonic Lamb waves.
Chetwynd, D.   +5 more
openaire   +3 more sources

Computing Method Applicability Verification of Effective Width of Skin for Stiffened Panels in Compression

open access: yesHangkong gongcheng jinzhan, 2020
It is well known that the fuselage and wing mainly consist of thin-skin stiffened panels and the failure load of stiffened panels is hot topic in aircraft engineering. Johnson-Euler equation is used to evaluate the failure loads, thus the effective width
WU Cunli, NIE Xiaohua
doaj   +1 more source

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