The effect of displacement speed of rigid retaining walls on failure of analogical material by active earth pressure

Autor: Esma MOSTEFA KARA, Abdelkrim SEKKEL, Mohamed FELLAH, Abdelkader DJELLAL

Publikováno v: Journal of Materials and Engineering Structures, Vol 7, Iss 3, Pp 329-338 (2020)

This paper illustrated the physical modeling of the phenomenon of Active Earth Pressure and kinetics of rupture in the granular soils. Better, understand the phenomenon of Active Earth Pressure and mechanisms of failure behind the retaining walls wil

Externí odkaz: https://doaj.org/article/861ec28c7d5b4f9e888f057939e68508

Évaluation de l'influence des non-linéarités géométriques sur la réponse du rotor 37 de la NASA à des interactions de contact aube/carter

Autor: Florence Nyssen, Jean-Claude Golinval, Elise Delhez, Alain Batailly

Publikováno v: Journal of Engineering for Gas Turbines and Power
Journal of Engineering for Gas Turbines and Power, American Society of Mechanical Engineers, 2021, ⟨10.1115/1.4051968⟩
ASME Turbo Expo 2021
ASME Turbo Expo 2021, Jun 2021, Virtual, United States

International audience; This paper uses a recently derived reduction procedure to study the contact interactions of an industrial blade undergoing large displacements. The reduction technique consists in projecting the dynamical problem onto a reduct

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1bf876c5381e1e0ef528fd680e349ff3
https://hal.archives-ouvertes.fr/hal-03343052/document

Reduced order modeling of blades with geometric nonlinearities and contact interactions

Autor: Elise Delhez, Jean-Claude Golinval, Alain Batailly, Florence Nyssen

Publikováno v: Journal of Sound and Vibration
Journal of Sound and Vibration, Elsevier, In press, ⟨10.1016/j.jsv.2021.116037⟩

International audience; This article presents a methodology dedicated to the vibration analysis of turbomachine blades accounting for both geometric nonlinearities and nonlinear blade-tip/casing contacts in a numerically efficient way through the use

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7312de704f6c806b9aa82317e719c2f2
https://hal.archives-ouvertes.fr/hal-03152678

Calcul haute-performance et simulation numérique pour l'accélération d'électrons par sillage laser avec des profils laser réalistes

Autor: Zemzemi, Imene

Publikováno v: Plasma Physics [physics.plasm-ph]. Institut Polytechnique de Paris, 2020. English. ⟨NNT : 2020IPPAX111⟩

The advent of ultra-short high-intensity lasers has paved the way to new and promising, yet challenging, areas of research in laser-plasma interaction physics. The success of building petawatt femtosecond lasers offers a promising path for designing

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::dce0c0ddbc6f4944a9b979285ec37eff
https://tel.archives-ouvertes.fr/tel-03155101/document

Stochastic multilevel reduced-order computational model in vibroacoustics applied to automobiles

Autor: Reyes, Justin

Publikováno v: Mechanical engineering [physics.class-ph]. Université Paris-Est, 2020. English. ⟨NNT : 2020PESC2077⟩

This thesis deals with the vibroacoustics of complex systems over a broad frequency band of analysis and has been made as part of the vibroacoustics of automobiles. The system under consideration is composed of a complex structure coupled with an int

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::aa28f512eb80f41ccae08a2cf489e1bf
https://tel.archives-ouvertes.fr/tel-03364131/document