A sample-efficient deep learning method for multivariate uncertainty qualification of acoustic–vibration interaction problems

L Chen, R Cheng, S Li, H Lian, C Zheng… - Computer Methods in …, 2022 - Elsevier
We propose an efficient Monte Carlo simulation method to address the multivariate
uncertainties in acoustic–vibration interaction systems. The deep neural network acts as a …

Acoustic topology optimization of sound absorbing materials directly from subdivision surfaces with isogeometric boundary element methods

L Chen, C Lu, H Lian, Z Liu, W Zhao, S Li… - Computer Methods in …, 2020 - Elsevier
This paper presents an acoustic topology optimization approach using isogeometric
boundary element methods based on subdivision surfaces to optimize the distribution of …

Singular boundary method for 2D and 3D acoustic design sensitivity analysis

S Cheng, F Wang, PW Li, W Qu - Computers & Mathematics with …, 2022 - Elsevier
In this paper, a novel Burton-Miller-type singular boundary method (BM-SBM) formulation is
proposed for the acoustic design sensitivity analysis, with the help of the direct differentiation …

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 …

Shape optimization of sound barrier using an isogeometric fast multipole boundary element method in two dimensions

C Liu, L Chen, W Zhao, H Chen - Engineering Analysis with Boundary …, 2017 - Elsevier
This study presents an isogeometric fast multipole boundary element method (IGA FMBEM)
in two-dimensional (2D) acoustics and a related sensitivity-based shape optimization …

On the BEM for acoustic wave problems

Y Liu - Engineering Analysis with Boundary Elements, 2019 - Elsevier
The progress of the boundary element method (BEM) for solving acoustic wave problems is
reviewed in this paper. The BEM is in a unique position among all the numerical methods …

Is the Burton–Miller formulation really free of fictitious eigenfrequencies?

CJ Zheng, HB Chen, HF Gao, L Du - Engineering Analysis with Boundary …, 2015 - Elsevier
This paper is concerned with the fictitious eigenfrequency problem of the boundary integral
equation methods when solving exterior acoustic problems. A contour integral method is …

Topology optimization of exterior acoustic‐structure interaction systems using the coupled FEM‐BEM method

W Zhao, L Chen, H Chen… - International Journal for …, 2019 - Wiley Online Library
This paper presents an efficient topology optimization procedure for exterior acoustic‐
structure interaction problems, in which the coupled systems are formulated by the boundary …

Combined shape and topology optimization for sound barrier by using the isogeometric boundary element method

F Jiang, W Zhao, L Chen, C Zheng, H Chen - Engineering Analysis with …, 2021 - Elsevier
This study presents a combined shape and topology optimization method for designing
sound barriers by using the isogeometric boundary element method. The objective function …

Implementation of isogeometric fast multipole boundary element methods for 2D half-space acoustic scattering problems with absorbing boundary condition

L Chen, S Marburg, W Zhao, C Liu… - Journal of Theoretical …, 2019 - World Scientific
Isogeometric Analysis (IGA), which tries to bridge the gap between Computer Aided
Engineering (CAE) and Computer Aided Design (CAD), has been widely proposed in recent …