Results 1 to 10 of about 128,845 (282)

Imperfect Homoclinic Bifurcations [PDF]

open access: yesPhysical Review E, 2001
Experimental observations of an almost symmetric electronic circuit show complicated sequences of bifurcations. These results are discussed in the light of a theory of imperfect global bifurcations.
A. Arnéodo   +23 more
core   +3 more sources

Numerical investigation of Buckling behavior of steel pipeline affected by eccentric axial compression subjected to external pressure [PDF]

open access: yesمهندسی عمران شریف, 2022
The pipeline in service may be subjected to complicated loads (including lateral, axial, vertical loads and hydrostatic pressure in addition to internal pressure) when crossing complex geohazard regions.
K. Badamchi, H. Showkati
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

Study of Local Fatigue Methods (TCD, N-SIF, and ESED) on Notches and Defects Related to Numerical Efficiency

open access: yesApplied Sciences, 2023
The fatigue strength of structural components is strongly affected by notches and imperfections. Both can be treated similarly, as local notch fatigue strength methods can also be applied to interior defects.
Michael Stoschka   +3 more
doaj   +1 more source

Imperfections-as-Practice: Projects as Becoming Processes of Imperfections [PDF]

open access: yesProject Management Journal, 2023
This article provides an alternative conceptualization of a project as a series of becoming processes of imperfections. Through a longitudinal ethnography of a Research and Innovation Project, our study uncovers that imperfections emerged as uncertainty, ambiguity, unknown, and emergence over time. These emerging imperfections enacted project managers
Sunny Mosangzi Xu   +1 more
openaire   +4 more sources

Fatigue assessment of flange connections in offshore wind turbines under the initial flatness divergence

open access: yesFrontiers in Energy Research, 2023
Bolted ring flange connections are widely utilized in offshore wind turbines to connect steel tubular segments. After the massive production and installation of offshore wind turbines in the past decade, flatness divergence is regarded as one of the most
Xingda Ji   +6 more
doaj   +1 more source

Performance Investigation of Metaheuristic Niched-Pareto Genetic Algorithm for Imperfection Assessment of Structures [PDF]

open access: yesJournal of Structural and Construction Engineering, 2019
Structures depending on the type of their application are subject to different types of loading, such as wind, earthquake and explosion loads. On the other hand, in order to increase the useful lifetime of the structures, optimal operating conditions ...
Milad Jahangiri, Behrouz Ahmadi Nedushan
doaj   +1 more source

Crise de l’amour, crise de l’écriture ? Jean de Tinan à la recherche d’un traitement par les mots

open access: yesActa Universitatis Lodziensis: Folia Litteraria Romanica, 2022
L’article présente les traits principaux de la personnalité de Jean de Tinan et de son écriture qui est l’inscription des crises sentimentales vécues par ce romancier fin-de-siècle mort prématurément.
Anna Opiela-Mrozik
doaj   +1 more source

Influence of Imperfect Position of a Striker and Input Bar on Wave Propagation in a Split Hopkinson Pressure Bar (SHPB) Setup with a Pulse-Shape Technique

open access: yesApplied Sciences, 2020
The effect of using a pulse shaper technique, such as rounding a striker or applying a pulse shaper on the signals recorded with the split Hopkinson pressure bar (SHPB) technique, when the striker and the input bar are in an imperfect position, was ...
Robert Panowicz, Marcin Konarzewski
doaj   +1 more source

Digital Imperfection

open access: yesEAR, 2022
Digital Imperfection was a temporary installation at the German University in Cairo (GUC) that combined the use of mixed-reality tools and earth as a sustainable and multifaceted material.
Federico Garrido   +3 more
doaj   +1 more source

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