Acoustical and thermal self-consistent modelling for the optimisation of vegetal wools used in green buildings

Clément Piegay (1) , Philippe Gle (1) , Emmanuel Gourdon (2) , Etienne Gourlay (3) , Sandrine Marceau (4)

1 UMRAE - Unité Mixte de Recherche en Acoustique Environnementale
2 LTDS - Laboratoire de Tribologie et Dynamique des Systèmes
3 BPE - Bâtiments performants dans leur environnement
4 IFSTTAR/MAST/CPDM - Comportement Physico-chimique et Durabilité des Matériaux

Vegetal wools are biobased insulators that contribute to green buildings development. In order to optimize both their acoustical and thermal performances, a joint modelling method relating microstructural parameters to materials macroscopic properties is developed.

Mots clés: VEGETAL WOOL; VEGETAL FIBER; THERMAL CONDUCTIVITY; MICRO-MACRO MODELLING; SELF CONSISTENT METHOD

Mots clés: FIBRE; TEXTILE; VEGETATION; ABSORPTION ACOUSTIQUE; MODELISATION; BIOMATERIAU; MODELE NUMERIQUE; ABSORPTION; ANALYSE THERMIQUE; MATERIAU BIOSOURCE

Domaines: Acoustique [physics.class-ph]

Clément Piegay, Philippe Gle, Emmanuel Gourdon, Etienne Gourlay, Sandrine Marceau. Acoustical and thermal self-consistent modelling for the optimisation of vegetal wools used in green buildings. 3rd International Conference on Bio-Based Building Materials ICBBM 2019, Jun 2019, BELFAST, France. pp. 717-718. ⟨hal-02446876⟩