Enhanced acoustic black holes (EABH) based on tuned damping properties obtained by thermal control

Guillaume Raybaud (1) , Adrien Pelat (1) , Morvan Ouisse (2) , François Gautier (1)

1 LAUM - Laboratoire d'Acoustique de l'Université du Mans
2 FEMTO-ST - Franche-Comté Électronique Mécanique, Thermique et Optique - Sciences et Technologies (UMR 6174)

The design of lightweight and stiff structures with attractive vibration damping properties is a major issue in mechanical engineering. The insertion of Acoustic Black Holes (ABH) is an innovative technique that consists in locally reducing the thickness of the stucture

Domaines: Mécanique [physics]

Guillaume Raybaud, Adrien Pelat, Morvan Ouisse, François Gautier. Enhanced acoustic black holes (EABH) based on tuned damping properties obtained by thermal control. e-Forum Acusticum, Dec 2020, Online (Electronic Conference), France. ⟨hal-03451628⟩