An accelerated subspaces recycling strategy for the deflation of parametric linear systems based on model order reduction

D Panagiotopoulos, W Desmet, E Deckers - Computer Methods in Applied …, 2023 - Elsevier
Krylov subspace recycling has been extensively used to facilitate the solution of sequences
of linear systems by constructing a deflation subspace and accelerating the convergence of …

A reduced order series expansion for the BEM incorporating the boundary layer impedance condition

M Paltorp, VC Henrìquez, N Aage… - Journal of Theoretical …, 2024 - World Scientific
When modeling sound waves in fluids it can be important to include the viscous and thermal
losses originating from the fluids' interaction with boundaries. In the audible frequency …

Computational Improvements in the Boundary Element Method for Acoustics including Viscothermal Dissipation

MP Schmitt - 2023 - orbit.dtu.dk
A long range of problems in acoustical engineering necessitate the incorporation of both
viscous and thermal dissipation in order accurately capture the real-world physics. These …

[PDF][PDF] Inverse impedance identification using an efficient BEM strategy

D Panagiotopoulos, E Deckers - Proceedingf of the Forum …, 2023 - lirias.kuleuven.be
Limited accessibility often restricts the possibility of directly measuring the true acoustic
properties of existing components. In that context, this paper investigates a hybrid approach …

[引用][C] A Fast Multi-Frequency Iterative Acoustic Boundary Element Method Solver Based on a Preconditioned Accelerated Recycling Strategy

D Panagiotopoulos, W Desmet… - Journal of Theoretical and …, 2023 - World Scientific
Common multi-frequency solution strategies for acoustic systems are either associated with
high computational costs or resort to model reduction strategies, which potentially induce …