A Dedicated Model Reduction Method for Turbo-Machines Using a Critical Speed Subspace

Autor: Francesco D’Alessandro, Hugo Festjens, Gael Chevallier, Scott Cogan, Tariq Benamara, Caroline Sainvitu

Publikováno v: Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration.

Finite element models representing industrial scale turbo-machines have reached today a very large number of degrees of freedom. The large size of these models requires the use of reduced order modelling to make the simulations computationally afford

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::770b7d5299f40f4ec3449b473976030d
https://doi.org/10.1115/gt2022-79691

Experimental investigations of a vibro-impact absorber attached to a continuous structure

Autor: Gael Chevallier, Emmanuel FOLTETE, Emeline SADOULET-REBOUL, Robin Chabrier

Publikováno v: Mechanical Systems and Signal Processing. 180:109382

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7314a73ad00f18fe2a35209572c8d69a
https://doi.org/10.1016/j.ymssp.2022.109382

Design and experimental validation of a hierarchical auxetic rectangular perforated metamaterial

Autor: Kévin Billon, Morvan Ouisse, Fabrizio Scarpa, Emeline Sadoulet, Manuel Collet, Gael Chevallier

Publikováno v: Euro-Mediterranean Conference on Structural Dynamics and Vibroacoustics
Euro-Mediterranean Conference on Structural Dynamics and Vibroacoustics, Apr 2017, Sevilla, Spain
HAL

International audience; The understanding of wave propagation in a metamaterial with hierarchical, auxetic rectangular perforations is presented in this work. The metamaterial is a 2D structure with chaining horizontal and vertical perforations exhib

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::81bf47097d0c1d3336eccad6436b0220
https://hal.archives-ouvertes.fr/hal-02131349

Dataset of experimental measurements for the Orion beam structure

Autor: Rafael de Oliveira Teloli, Pauline Butaud, Gaël Chevallier, Samuel da Silva

Publikováno v: Data in Brief, Vol 39, Iss , Pp 107627- (2021)

This data article comprises experimental data to investigate the nonlinear dynamic behavior of the Orion beam structure, which consists of two duraluminum beams assembled by bolted joints. To retain contact on a small area between both beams, this ne

Externí odkaz: https://doaj.org/article/1cff6cad53a04638b958fecefe275989

Black hole damping control with a thermally-driven shape memory polymer

Autor: Emeline Sadoulet, David Renault, Pauline Butaud, Gael Chevallier, Morvan Ouisse

Publikováno v: HAL
inter.noise 2019
inter.noise 2019, Jun 2019, Madrid, Spain

International audience; Acoustic black holes are an emerging passive solution to control the propagation of waves without added mass. They consist in locally decrease the thickness of a main structure with an adequate power-law profile to slow down f

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::0e3ce42ca4bf153bb8c8b15b9275a6b6
https://hal.archives-ouvertes.fr/hal-02300512