Program

Monday 22/01 afternoon (training course)

• 14:00 Sound propagation with flow [Didier Dragna, LMFA]
• 15:30 Break
• 16:00 Duct acoustics [Gwénaël Gabard, LAUM]
• 17:00 3D concert
  
• 19:00 Diner
  

Tuesday 23/01 morning (training course)

• 09:00 Modelling of liners [Umberto Iemma, Roma Tre]
• 10:30 Break
• 11:00 Experimental techniques for duct acoustics [Fleming Kohlenberg, DLR]
• 12:30 Lunch

Tuesday 23/01 afternoon (research workshop)

• 14:00 Commonality and difference in the eigenfunctions of various types of acoustic trapped modes
  Xiwen Dai (Shanghai Jiao Tong University)
• 14:30 Monopolar and Dipolar Acoustic Responses of a Passive Single Point Scatterer Subjected to Low-Mach-Number Grazing Air Flow
  Yang Meng, Thomas Humbert, Jean-Philippe Groby, Gwénaël Gabard (LAUM, Le Mans Université)
  Vicente Romero-Garcia (Pure and Applied Maths Institute, UPV)
• 15:00 Break
• 15:30 On the effect of the turbulent shear stresses on the acoustic boundary condition of acoustic liners with grazing mean flow
  Dirk Ronneberger
  Anita Schultz (HTW Berlin)
• 16:00 On the effect of face-sheet orifice geometry on the acoustic impedance of an acoustic liner
  Angelo Paduano (Politecnico di Torino)
  Lucas M. Pereira, Julio A. Cordioli (LVA, UFSC)
  Damiano Casalino (Delft University of Technology)
  Francesco Avallone (Politecnico di Torino)
  

Wednesday 24/01 morning (training course)

• 09:00 Experimental characterisation of liners [Mike Jones, NASA]
• 10:30 Break
• 11:00 Flow acoustic simulations [Gwénaël Gabard, LAUM]
• 12:30 Lunch

Wednesday 24/01 afternoon (research workshop)

• 14:00 Test bench developments at the NASA Langley liner technology facility
  Brian Howerton (NASA Langley)
• 14:30 Direct impedance eduction of liners with shear flow in the MAINE Flow facility
  Jinyue Yang, Thomas Humbert, Joachim Golliard, Gwénaël Gabard (LAUM, Le Mans Université)
• 15:00 Break
• 15:30 Boundary layer profile effects on impedance eduction
  Lucas Bonomo, Nicolas Quintino, Julio Cordioli (LVA, UFSC)
  Francesco Avallone (Politecnico di Torino)
• 16:00 Modal based assessment of liner structures – a first case study
  Larisa Grizewski, Maximilian Behn, Fleming Kohlenberg, Karsten Knobloch (DLR Berlin)
  Julia Genßler (TU Berlin)

Thursday 25/01 morning (training course)

• 09:00 Optical measurements [Estelle Piot, ONERA]
• 10:30 Break
• 11:00 Simulations of liners [David Marx, Pprime]
• 12:30 Lunch

Thursday 25/01 afternoon (research workshop)

• 14:00 Nonlinear characterisation of a perforated liner in a flow duct
  Emanuele Sarpero, Didier Dragna, Emmanuel Gourdon, Marie-Annick Galland (LMFA, École Centrale de Lyon)
• 14:30 Low-frequency broadband noise absorption of multi-chamber micro-perforated panel absorbers in normal and grazing acoustic incidence
  Jiyau Wang (Trinity College Dublin)
  Thomas Humbert, Yves Aurégan (LAUM, Le Mans Université)
  Mats Åbom, Hans Bodén (KTH)
  Gareth J. Bennett (Trinity College Dublin)
• 15:00 Break
• 15:30 Design and evaluation of innovative liner concepts
  Victor Lafont, Rémi Roncen, Fabien Méry, Delphine Sebbane (ONERA, Université de Toulouse)
• 16:00 Simulation of an unstable wave on a wall impedance and its sound emission
  David Marx (Pprime, Université de Poitiers)