Singular boundary method: A review and computer implementation aspects

Z Fu, Q Xi, Y Gu, J Li, W Qu, L Sun, X Wei… - … Analysis with Boundary …, 2023 - Elsevier
This paper presents an overview of the singular boundary method (SBM) and its various
engineering applications. The basic concepts of the singular boundary method are first …

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 …

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 …

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 …

Bi-material topology optimization for fully coupled structural-acoustic systems with isogeometric FEM–BEM

LL Chen, H Lian, Z Liu, Y Gong, CJ Zheng… - … Analysis with Boundary …, 2022 - Elsevier
This paper presents a novel method for topology optimization of vibrating structures
interacted with acoustic wave for the purpose of minimizing radiated sound power level. We …

Fast isogeometric boundary element method based on independent field approximation

B Marussig, J Zechner, G Beer, TP Fries - Computer Methods in Applied …, 2015 - Elsevier
An isogeometric boundary element method for problems in elasticity is presented, which is
based on an independent approximation for the geometry, traction and displacement field …

Structural shape optimization by IGABEM and particle swarm optimization algorithm

SH Sun, TT Yu, TT Nguyen, E Atroshchenko… - … Analysis with Boundary …, 2018 - Elsevier
In this paper, a new approach is developed for structural shape optimization, which consists
in coupling the particle swarm optimization (PSO) algorithm and the isogeometric boundary …

Extended isogeometric boundary element method (XIBEM) for two-dimensional Helmholtz problems

MJ Peake, J Trevelyan, G Coates - Computer Methods in Applied …, 2013 - Elsevier
Isogeometric analysis is a topic of considerable interest in the field of numerical analysis.
The boundary element method (BEM) requires only the bounding surface of geometries to …

Seamless integration of computer-aided geometric modeling and acoustic simulation: Isogeometric boundary element methods based on Catmull-Clark subdivision …

LL Chen, Y Zhang, H Lian, E Atroshchenko… - … in Engineering Software, 2020 - Elsevier
Isogeometric boundary element method is a computer simulation algorithm that can directly
utilize the data of a geometric model represented by its surface. Catmull-Clark subdivision …

An isogeometric approach of two dimensional acoustic design sensitivity analysis and topology optimization analysis for absorbing material distribution

L Chen, C Liu, W Zhao, L Liu - Computer Methods in Applied Mechanics …, 2018 - Elsevier
A study of structural shape optimization and absorbing material distribution optimization of
noise barrier structures based on the recently proposed isogeometric analysis method with …