A review of finite element methods for room acoustics

AG Prinn - Acoustics, 2023 - mdpi.com
Accurate predictions of the wave-dominated region of an acoustic field in a room can be
generated using wave-based computational methods. One such method is the finite element …

Model order reduction of time-domain vibro-acoustic finite element simulations with non-locally reacting absorbers

Y Cai, S van Ophem, W Desmet, E Deckers - Computer Methods in Applied …, 2023 - Elsevier
Time-domain vibro-acoustic finite element simulation gained considerable interest in recent
years because of the rise of some applications such as auralization and virtual sensing …

High potential of small-room acoustic modeling with 3D time-domain finite element method

T Okuzono, T Yoshida - Frontiers in Built Environment, 2022 - frontiersin.org
Applicability of wave-based acoustics simulation methods in the time domain has increased
markedly for performing room-acoustics simulation. They can incorporate sound absorber …

Model order reduction of time-domain vibro-acoustic finite element simulations with poroelastic materials

Y Cai, S van Ophem, W Desmet, E Deckers - Computer Methods in Applied …, 2024 - Elsevier
This paper presents a stability-preserving model reduction approach for a vibro-acoustic
finite element model including poroelastic materials. Most of the research on these systems …

Design, simulation, and virtual prototyping of room acoustics: Challenges and opportunities

CH Jeong - 24th International Congress on Acoustics, 2022 - orbit.dtu.dk
Room acoustics has always been an active research field, which reflects the human race's
enthusiasm toward healthy and sustainable indoor acoustic environments. Particularly in …

[HTML][HTML] Extended reacting boundary modeling of porous materials with thin coverings for time-domain room acoustic simulations

H Wang, M Hornikx - Journal of Sound and Vibration, 2023 - Elsevier
Modeling of acoustic boundary conditions has a significant impact on the accuracy of room
acoustic simulations, which play an important role in the design phase of indoor built …

Time-domain impedance boundary conditions for acoustic reduced order finite element simulations

M Miller III, S van Ophem, E Deckers… - Computer Methods in …, 2021 - Elsevier
Transient responses impose additional restrictions concerning model order reduction of
acoustic finite element systems. Time-stable model order reduction methods achieve model …

[HTML][HTML] A stable decoupled perfectly matched layer for the 3D wave equation using the nodal discontinuous Galerkin method

SJ Feriani, M Cosnefroy, AP Engsig-Karup… - Journal of Sound and …, 2025 - Elsevier
In outdoor acoustics, the calculations of sound propagating in air can be computationally
heavy if the domain is chosen large enough for the sound waves to decay. The …

Low-frequency room acoustical simulation of a small room with BEM and complex-valued surface impedances

MC Soares, EB Carneiro, RA Tenenbaum, PH Mareze - Applied Acoustics, 2022 - Elsevier
This study examines practical aspects of room acoustics simulation using the Boundary
Element Method (BEM). The Complex Room 2 of the benchmark for room acoustical …

A novel wave-based virtual acoustics and spatial audio framework

F Pind, JF Einarsson, S Guðjónsson… - … Conference: 2022 AES …, 2022 - aes.org
We present a novel virtual acoustics simulation and spatial audio rendering framework,
which is based on utilizing a wave-based acoustic simulation paradigm. The simulation …