Results 1 to 10 of about 12,170 (93)

Buckling of Shell Panels Made of Fiberglass and Reinforced with ‎an Orthogonal Grid of Stiffeners [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2021
The paper presents an approach to the stress-strain and buckling analysis in fiberglass cylindrical and conical panels reinforced from the concave side with an orthogonal grid of stiffeners.
Alexey Semenov
doaj   +1 more source

Natural Vibrations of the Reinforced Tapered Shell with Taking Into Account the Viscoelastic Properties of the Material [PDF]

open access: yesE3S Web of Conferences, 2021
In this paper, the integro-differential equations of natural oscillations of a viscoelastic ribbed truncated conical shell are obtained based on the Lagrange variational equation. The general research methodology is based on the variational principles of
Ishmamatov Matlab   +4 more
doaj   +1 more source

Investigation of Strength and Buckling of Orthotropic Conical Shells and Conical Panels [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Математика. Механика. Информатика, 2020
In the construction, thin-walled shell structures are used to cover the buildings of large areas, such as stadiums, hangars, circuses, airports. In this paper, the strength and buckling of closed conical shells as well as their panels are studied.
Elena Olegovna Lapina   +1 more
doaj   +1 more source

Buckling of Steel Conical Panels Reinforced with Stiffeners

open access: yesStructural Mechanics of Engineering Constructions and Buildings, 2023
Conical shells and their panels are important elements of building structures, but have not been studied sufficiently. This paper explores buckling of truncated steel conical panels reinforced with an orthogonal grid of stiffener plates.
Alexey A. Semenov   +2 more
doaj   +1 more source

Thermal, efficiency and power output evaluation of pyramid, hexagonal and conical forms as solar panel

open access: yesCase Studies in Thermal Engineering, 2021
Through the present investigation, the thermal and power output of novel-shaped solar panels are evaluated. For the cooling of the mentioned forms, forced air flow was utilized.
Hamdi Ayed   +7 more
doaj   +1 more source

LS-Dyna Impact Modelling on Carbon Fibre Reinforced Polymers (CFRP) Composite Aircraft Panel with Various Impactors

open access: yesEngineering Proceedings, 2023
In the aviation industry, the usage of composites is increasing because of their unique feature in terms of damage tolerance and high structural integrity.
Gayathri Ravinath, Jims John Wessley
doaj   +1 more source

Analytical investigation of impact of blunt projectile with different ended into sandwich panels [PDF]

open access: yesمجله مدل سازی در مهندسی, 2015
In this paper, an analytical model has been presented for energy absorption of sandwich panels under ballistic impact. Aluminum-foam and composite-foam sandwich panel are investigated in this paper.
seyed sajad jafari, saeid feli
doaj   +1 more source

Retrieving BRDFs from UAV-based radiometers for fiducial reference measurements: caveats and recommendations

open access: yesFrontiers in Remote Sensing, 2023
Surface Bidirectional reflectance distribution function (BRDF) is a key intrinsic geophysical variable depending only on the characteristics of the observed medium.
Sebastian Schunke   +2 more
doaj   +1 more source

A quadrilateral flat-shell element for the static and dynamic analysis of composite and sandwich cylindrical, spherical and conical shell panels

open access: yesCurved and Layered Structures, 2022
A quadrilateral flat-shell element is developed for analysing the deflections, stresses and natural frequencies along with their allied mode shapes of cylindrical, spherical, and conical shell panels made up of layered composite and sandwich material ...
Dagade Vaishali Atulkumar   +1 more
doaj   +1 more source

Ballistic resistance and energy dissipation of woven-fabric composite targets: Insights on the effects of projectile shape and obliquity angle

open access: yesDefence Technology, 2023
This study aims at investigating the ballistic resistance and energy absorption in woven E-glass composite panels, considering different projectile nose shapes and oblique incidence angles.
Ibrahim Goda
doaj   +1 more source

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