Results 21 to 30 of about 72,177 (316)

Quantile-oriented global sensitivity analysis of design resistance

open access: yesJournal of Civil Engineering and Management, 2019
The article investigates the application of a new type of global quantile-oriented sensitivity analysis (called QSA in the article) and contrasts it with established Sobol’ sensitivity analysis (SSA). Comparison of QSA of the resistance design value (0.1
Zdeněk Kala
doaj   +1 more source

Influence of asymmetrical initial form imperfections on fre oscillations of thin shells

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2016
In the framework of the theory of shallow shells we studied the effect of the initial deviations from the ideal circular cylindrical shape on flexural vibrations of thin isotropic shells.
S. V. Seregin
doaj   +1 more source

Buckling resistance of vertical stiffeners of steel silos for grain storage

open access: yesBudownictwo i Architektura, 2013
In steel silos fabricated from horizontally corrugated sheets, the vertical stiffeners (columns) sustain vertical forces as a result of friction of a bulk material against the silo wall. Columns are usually of cold formed steel sections.
Paweł Błażejewski   +1 more
doaj   +1 more source

Graph Imperfection

open access: yesJournal of Combinatorial Theory, Series B, 2001
AbstractWe are interested in colouring a graph G=(V, E) together with an integral weight or demand vector x=(xv:v∈V) in such a way that xv colours are assigned to each node v, adjacent nodes are coloured with disjoint sets of colours, and we use as few colours as possible.
Gerke, S, McDiarmid, C
openaire   +2 more sources

Plasma assisted approaches toward high quality transferred synthetic graphene for electronics

open access: yesNano Express, 2023
Graphene has received much attention in multiple fields due to its unique physical and electrical properties, especially in the microelectronic application.
Yibo Wang   +6 more
doaj   +1 more source

On the method of calculation of buckling and post-buckling behavior of laminated shells with small arbitrary imperfections [PDF]

open access: yesActa Scientiarum Polonorum. Architectura, 2021
In the present paper the variant of computational methods of stability and initial post-buckling behavior of isotropic shells was generalized with respect to laminated composite shells. Using methods of the asymptotic analysis of the Timoshenko–Mindlin
Mykola Semenyuk   +2 more
doaj   +1 more source

The Effect of General Imperfections on the Buckling of Cylindrical SheIls. [PDF]

open access: yes, 1968
An experimental and theoretical investigation of the effect of general imperfections on the buckling load of a circular cylindrical shell under axial compression was carried out.
Arbocz, Johann
core   +1 more source

A Unified Performance Analysis of Cooperative NOMA With Practical Constraints: Hardware Impairment, Imperfect SIC and CSI

open access: yesIEEE Access, 2022
Non-orthogonal multiple access (NOMA) has been a strong candidate to support massive connectivity in future wireless networks. In this regard, its implementation into cooperative relaying, named cooperative-NOMA (CNOMA), has received tremendous attention
Safia Beddiaf   +7 more
doaj   +1 more source

Geometrically non-linear finite element reliability analysis of steel plane frames with initial imperfections / Plieninių rėmų su defektais geometriškai netiesinė baigtinių elementų patikimumo analizė

open access: yesJournal of Civil Engineering and Management, 2012
The random load carrying capacity of steel plane frames with bracing stiffness is studied. The load carrying capacity is evaluated using the geometrically non-linear FEM analysis.
Zdeněk Kala
doaj   +1 more source

Ultimate Strength behavior of Aluminum Stiffened Panel under Combined Load [PDF]

open access: yesPort Said Engineering Research Journal, 2018
Aluminum has become the material of choice for many types of vessels, particularly high-speed vessels where lightweight structure is important for meeting design goals.
Sara Tawosy   +3 more
doaj   +1 more source

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