Recent advances in acoustic boundary element methods

S Preuss, C Gurbuz, C Jelich, SK Baydoun… - Journal of Theoretical …, 2022 - World Scientific
The modern scope of boundary element methods (BEM) for acoustics is reviewed in this
paper. Over the last decades the BEM has gained popularity despite suffering from …

Reduced order isogeometric boundary element methods for CAD-integrated shape optimization in electromagnetic scattering

L Chen, Z Wang, H Lian, Y Ma, Z Meng, P Li… - Computer Methods in …, 2024 - Elsevier
This paper formulates a model order reduction method for electromagnetic boundary
element analysis and extends it to computer-aided design integrated shape optimization of …

FEM-BEM analysis of acoustic interaction with submerged thin-shell structures under seabed reflection conditions

L Chen, H Lian, Q Pei, Z Meng, S Jiang, HW Dong… - Ocean …, 2024 - Elsevier
The paper introduces a novel method for simulating acoustic–shell interaction subject to
seabed reflection. The vibration of thin-shell structure is analyzed using the finite element …

Generalized isogeometric boundary element method for uncertainty analysis of time-harmonic wave propagation in infinite domains

L Chen, H Lian, Y Xu, S Li, Z Liu… - Applied Mathematical …, 2023 - Elsevier
This paper proposes a novel generalized n th order perturbation isogeometric fast multipole
boundary element method for time harmonic wave propagation in infinite domains. The non …

Multivariate uncertainty analysis of fracture problems through model order reduction accelerated SBFEM

X Shen, C Du, S Jiang, P Zhang, L Chen - Applied Mathematical Modelling, 2024 - Elsevier
Abstract An efficient Monte Carlo simulation (MCS) method that analyses the influences of
multivariate uncertain parameters on the response of cracked structures is proposed. The …

Isogeometric dual reciprocity BEM for solving non-Fourier transient heat transfer problems in FGMs with uncertainty analysis

G Cao, B Yu, L Chen, W Yao - International Journal of Heat and Mass …, 2023 - Elsevier
In this paper, the precise integration multi-patch isogeometric dual reciprocity boundary
element method (IG-DRBEM) of the non-Fourier transient heat transfer problem in …

Uncertainty quantification of mechanical property of piezoelectric materials based on isogeometric stochastic FEM with generalized nth-order perturbation

L Chen, H Li, Y Guo, P Chen, E Atroshchenko… - Engineering with …, 2024 - Springer
This paper proposes a novel generalized n th-order perturbation isogeometric finite-element
method (GNP-IGA-FEM) for uncertainty quantification of mechanical properties of …

Enhancing deep neural networks for multivariate uncertainty analysis of cracked structures by POD-RBF

X Shen, C Du, S Jiang, L Sun, L Chen - Theoretical and Applied Fracture …, 2023 - Elsevier
Abstract An efficient Monte Carlo (MC) simulation method is proposed to address
multivariate uncertainties in the dynamic fracture analysis of cracked structures. Deep neural …

Acoustic shape optimization based on isogeometric boundary element method with subdivision surfaces

C Lu, L Chen, J Luo, H Chen - Engineering Analysis with Boundary …, 2023 - Elsevier
This study proposes a new acoustic shape optimization approach by combining
isogeometric subdivision surfaces with the boundary element method. The geometry of the …

Inverse design of magneto-active metasurfaces and robots: Theory, computation, and experimental validation

C Wang, Z Zhao, XS Zhang - Computer Methods in Applied Mechanics and …, 2023 - Elsevier
Magneto-active structures can undergo rapid and reversible deformations under untethered
magnetic fields. The capability to design such structures to achieve programmable shape …