Suchergebnisse - "Boundary element methods for boundary value problems involving PDEs"

An efficient numerical algorithm to solve steady state heat conduction problems with local uncertainty

Autoren: Guo, Xiaoqi Yang, Haitian He, Yiqian

Quelle: Engineering Analysis with Boundary Elements. 163:593-605

Schlagwörter: Thermal effects in solid mechanics, computational efficiency, Boundary element methods applied to problems in thermodynamics and heat transfer, Finite element methods applied to problems in solid mechanics, scaled boundary element finite method, Diffusive and convective heat and mass transfer, heat flow, heat conduction, local uncertainty, Boundary element methods for boundary value problems involving PDEs, Woodbury formula

Dateibeschreibung: application/xml

Comparative study on domain decomposition methods for solving multi-domain potential problems by DiBFM

Autoren: Rongxiong Xiao Jianming Zhang Yang Yang et al.

Quelle: Engineering Analysis with Boundary Elements. 162:157-171

Schlagwörter: Multigrid methods, domain decomposition for boundary value problems involving PDEs, non-overlapping domain decomposition methods, multi-domain problems, DiBFM, Boundary element methods for boundary value problems involving PDEs, Boundary element methods applied to problems in solid mechanics

Dateibeschreibung: application/xml

Zugangs-URL: https://zbmath.org/7855339
https://doi.org/10.1016/j.enganabound.2024.01.011

Wavelet-based dual reciprocity BEM for band-structure calculations of 3D fluid/fluid and solid/solid phononic crystals

Autoren: Qi Wei Jiawei Xiang Weiping Zhu et al.

Quelle: Engineering Analysis with Boundary Elements. 162:172-183

Schlagwörter: sparse matrix, B-spline wavelet on interval, truncation threshold, Boundary element methods applied to problems in fluid mechanics, Numerical methods for wavelets, Boundary element methods for boundary value problems involving PDEs, band-structure, phononic crystals, dual reciprocity boundary element method, Boundary element methods applied to problems in solid mechanics, Fluid-solid interactions (including aero- and hydro-elasticity, porosity, etc.)

Dateibeschreibung: application/xml

Zugangs-URL: https://zbmath.org/7855340
https://doi.org/10.1016/j.enganabound.2024.02.008

The time two-grid algorithm combined with difference scheme for 2D nonlocal nonlinear wave equation

Autoren: Zhang, Haixiang Jiang, Xiaoxuan Wang, Furong et al.

Quelle: Journal of Applied Mathematics and Computing. 70:1127-1151

Schlagwörter: nonlinear wave equation, two-grid, Boundary value problems for PDEs of mixed type, nonlocal, Boundary element methods for boundary value problems involving PDEs, stability and convergence, Nonlocal and multipoint boundary value problems for ordinary differential equations, Numerical methods for ill-posed problems for boundary value problems involving PDEs, existence and uniqueness

Dateibeschreibung: application/xml

Zugangs-URL: https://zbmath.org/7893811
https://doi.org/10.1007/s12190-024-02000-y

Improved hole and tube elements in BEM for elasticity problems

Autoren: Zheng, Yong-Tong Liu, Yijun Gao, Xiao-Wei et al.

Quelle: Engineering Analysis with Boundary Elements. 159:17-35

Schlagwörter: Elastic materials, iso-parametric closure elements, Boundary element methods for boundary value problems involving PDEs, stress concentration, hole elements, Boundary element methods applied to problems in solid mechanics, boundary element method

Dateibeschreibung: application/xml

Zugangs-URL: https://zbmath.org/7855253
https://doi.org/10.1016/j.enganabound.2023.11.021

A highly accurate indirect boundary integral equation solution for three dimensional elastic scattering problem

Autoren: Sun, Yao Wang, Yating

Quelle: Engineering Analysis with Boundary Elements. 159:402-417

Schlagwörter: Wave scattering in solid mechanics, method of fundamental solutions, collocation method, boundary integral equation, Boundary element methods for boundary value problems involving PDEs, elastic wave scattering, Boundary element methods applied to problems in solid mechanics

Dateibeschreibung: application/xml

Zugangs-URL: https://zbmath.org/7855281
https://doi.org/10.1016/j.enganabound.2023.12.015

On optimal radius of sub-domains in meshless LBIE method

Autoren: Hossein Hosseinzadeh Ahmad Shirzadi

Quelle: Mathematics and Computers in Simulation. 213:145-160

Schlagwörter: meshless methods, local weak formulation, Boundary element methods applied to problems in fluid mechanics, local boundary integral equations (LBIE), Lebesgue constant, radial basis functions, Boundary element methods for boundary value problems involving PDEs, Spectral, collocation and related methods for boundary value problems involving PDEs, Boundary element methods applied to problems in solid mechanics

Dateibeschreibung: application/xml

A hybrid kernel-free boundary integral method with operator learning for solving parametric partial differential equations in irregular domains

Autoren: Shuo Ling Liwei Tan Wenjun Ying

Quelle: Communications in Nonlinear Science and Numerical Simulation. 147:108816

Schlagwörter: Extrapolation to the limit, deferred corrections, operator learning, Boundary value problems for second-order elliptic equations, kernel-free boundary integral method, irregular domain, deep learning, Boundary element methods for boundary value problems involving PDEs, parametric partial differential equation, Artificial neural networks and deep learning

Dateibeschreibung: application/xml

Numerical study on the water entry of two-dimensional airfoils by BEM

Autoren: Liyang Dong Wenjun Ding Zhaoyu Wei et al.

Quelle: Engineering Analysis with Boundary Elements. 151:83-100

Schlagwörter: BEM-RANS comparison, water entry, free surface, Boundary element methods for boundary value problems involving PDEs, General aerodynamics and subsonic flows, NACA airfoils, Boundary element methods applied to problems in solid mechanics

Dateibeschreibung: application/xml

Zugangs-URL: https://zbmath.org/7698637
https://doi.org/10.1016/j.enganabound.2023.02.054

Gaussian expansion element method of the new dynamic modeling technique in non-uniform and variable cross-section structures

Autoren: Wang, Tao Tang, Ye Ding, Qian

Quelle: Applied Mathematical Modelling. 116:122-146

Schlagwörter: Finite element methods applied to problems in solid mechanics, Vibrations in dynamical problems in solid mechanics, semi-analytical mode, dynamic modeling method, Gaussian expansion element method, non-uniform structure, Boundary element methods for boundary value problems involving PDEs, 02 engineering and technology, Plates, 0210 nano-technology, 0201 civil engineering

Dateibeschreibung: application/xml

Zugangs-URL: https://zbmath.org/7699848
https://doi.org/10.1016/j.apm.2022.11.026

Efficient boundary integral method to evaluate the acoustic scattering from coupled fluid-fluid problems excited by multiple sources

Autoren: Pacaut, Louise Chaillat, Stéphanie Mercier, Jean-François et al.

Weitere Verfasser: Pacaut, Louise Chaillat, Stéphanie Mercier, Jean-François et al.

Quelle: Journal of Computational Physics. 524:113736

Schlagwörter: [PHYS.PHYS.PHYS-COMP-PH] Physics [physics]/Physics [physics]/Computational Physics [physics.comp-ph], boundary integral equations, [PHYS.MECA.MEFL] Physics [physics]/Mechanics [physics]/Fluid mechanics [physics.class-ph], two-phase flow noise, Boundary element methods for boundary value problems involving PDEs, coupled fluid problems, Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs, [PHYS.MECA.ACOU] Physics [physics]/Mechanics [physics]/Acoustics [physics.class-ph], numerical Green's functions

Dateibeschreibung: application/xml; application/pdf

Zugangs-URL: https://hal.science/hal-04942337v1
https://doi.org/10.1016/j.jcp.2025.113736
https://hal.science/hal-04942337v1/document

Comparison of rigorous scattering models to accurately replicate the behaviour of scattered electromagnetic waves in optical surface metrology

Autoren: Helia Hooshmand Tobias Pahl Poul-Erik Hansen et al.

Quelle: Hooshmand, H, Pahl, T, Hansen, P E, Fu, L, Birk, A, Karamehmedović, M, Lehmann, P, Reichelt, S, Leach, R & Piano, S 2025, ' Comparison of rigorous scattering models to accurately replicate the behaviour of scattered electromagnetic waves in optical surface metrology ', Journal of Computational Physics, vol. 521, 113519 . https://doi.org/10.1016/j.jcp.2024.113519

Schlagwörter: Light scattering, Maxwell's equation, Boundary element methods for boundary value problems involving PDEs, 02 engineering and technology, Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs, light scattering, 01 natural sciences, Rigorous model, electric field, rigorous model, Electric field, 0103 physical sciences, 0202 electrical engineering, electronic engineering, information engineering, Waves and radiation in optics and electromagnetic theory, Diffraction, scattering

Dateibeschreibung: application/xml; application/pdf

Zugangs-URL: https://orbit.dtu.dk/en/publications/c58cc52c-2f13-4fa8-80cc-03e4800e7510

A natural boundary element reduced-dimension model for uniform high-voltage transmission line problem in an unbounded outer domain

Autoren: Teng, Fei Luo, Zhen Dong

Quelle: Computational and Applied Mathematics. 43

Schlagwörter: Boundary element methods for initial value and initial-boundary value problems involving PDEs, proper orthogonal decomposition, Error bounds for boundary value problems involving PDEs, reduced-dimension recurrence method, Numerical methods for partial differential equations, boundary value problems, Finite element, Rayleigh-Ritz and Galerkin methods for initial value and initial-boundary value problems involving PDEs, Boundary element methods for boundary value problems involving PDEs, Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs, Stability and convergence of numerical methods for boundary value problems involving PDEs, uniform high-voltage transmission line problem, natural boundary element

Dateibeschreibung: application/xml

Zugangs-URL: https://zbmath.org/7841113
https://doi.org/10.1007/s40314-024-02617-6

Inviscid flow passing a lifting body with a higher order boundary element method

Autoren: Shi Yan Sun G.X. Wu

Quelle: Engineering Analysis with Boundary Elements. 136:144-157

Schlagwörter: integral equations for potential and velocity, hydrofoil, Higher order boundary element method (HOBEM), Boundary element methods applied to problems in fluid mechanics, higher order boundary element method (HOBEM), 0103 physical sciences, Hydrofoil, Integral equations for potential and velocity, Free-surface potential flows for incompressible inviscid fluids, Boundary element methods for boundary value problems involving PDEs, Kutta condition, 0101 mathematics, 01 natural sciences

Dateibeschreibung: application/xml

Zugangs-URL: https://zbmath.org/7496038
https://doi.org/10.1016/j.enganabound.2021.12.012
https://discovery-pp.ucl.ac.uk/id/eprint/10142211/

Band structure analysis of two-dimensional photonic crystals using the wavelet-based boundary element method

Autoren: Qi Wei Jiawei Xiang Xingfu Ma

Quelle: Engineering Analysis with Boundary Elements. 134:1-10

Schlagwörter: \(B\)-spline wavelet on the interval, singular integral, band structure, 0103 physical sciences, wavelet-based boundary element method, Boundary element methods for boundary value problems involving PDEs, Crystalline structure, 01 natural sciences, Boundary element methods applied to problems in solid mechanics, Boundary element methods applied to problems in optics and electromagnetic theory, photonic crystal

Dateibeschreibung: application/xml

Zugangs-URL: https://zbmath.org/7439995
https://doi.org/10.1016/j.enganabound.2021.09.025
https://www.sciencedirect.com/science/article/pii/S0955799721002733

An efficient scaled boundary finite element approach in bending and bucking analysis of functionally graded piezoelectric plates

Autoren: Fan Yang Jing Zhang Wenbin Ye et al.

Quelle: Engineering Analysis with Boundary Elements. 132:168-181

Schlagwörter: Bifurcation and buckling, plate structure, Boundary element methods for boundary value problems involving PDEs, 02 engineering and technology, bending, 0101 mathematics, Plates, functionally graded piezoelectric material, 0210 nano-technology, 01 natural sciences, Boundary element methods applied to problems in solid mechanics, scaled boundary finite element method, critical buckling

Dateibeschreibung: application/xml

Zugangs-URL: https://www.sciencedirect.com/science/article/pii/S0955799721002058

A 3D BEM-FEM approach using layered transversely isotropic half-space Green's functions in the frequency domain for SSI analyses

Autoren: Mohammad Rahimian Delaram Mehdizadeh Morteza Eskandari-Ghadi

Quelle: Engineering Analysis with Boundary Elements. 132:94-109

Schlagwörter: BEM-FEM coupling, Finite element methods applied to problems in solid mechanics, transverse isotropy, mixed boundary value problem, Boundary element methods for boundary value problems involving PDEs, 02 engineering and technology, Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs, frequency domain, layered half-space Green's functions, singularity, 01 natural sciences, boundary element method, 0203 mechanical engineering, 0101 mathematics, Boundary element methods applied to problems in solid mechanics, exponentially gradient elements

Dateibeschreibung: application/xml

Zugangs-URL: https://www.sciencedirect.com/science/article/pii/S095579972100196X

A boundary weak singularity elimination method for multilayer structures

Autoren: Shuguang Wang Hou Junjian Wenbin He et al.

Quelle: Engineering Analysis with Boundary Elements. 130:69-78

Schlagwörter: sinh transformation, 0203 mechanical engineering, Structured surfaces and interfaces, coexistent phases, coordinate transformation, Boundary element methods for boundary value problems involving PDEs, singular integrals, 02 engineering and technology, 0101 mathematics, multilayer structures, 01 natural sciences, Boundary element methods applied to problems in solid mechanics, boundary element method

Dateibeschreibung: application/xml

Zugangs-URL: https://www.sciencedirect.com/science/article/pii/S0955799721001405

Boundary element methods for acoustic scattering by fractal screens

Autoren: Chandler-Wilde S. N. Hewett D. P. Moiola A. et al.

Weitere Verfasser: Chandler-Wilde S. N. Hewett D. P. Moiola A. et al.

Quelle: Numerische Mathematik. 147:785-837

Schlagwörter: acoustic wave, scattering, 65R20 Numerical methods for integral equations, 65N38 Boundary element methods for boundary value problems involving PDEs, 78A45 Diffraction scattering, Numerical Analysis (math.NA), prefractal approximation, 01 natural sciences, Mosco convergence, 28A80 Fractals, 78M15 Boundary element methods applied to problems in optics and electromagnetic theory, fractals, FOS: Mathematics, 45A05 65N38 65R20, Boundary element method, boundary integral equation, Helmholtz equation, Mathematics - Numerical Analysis, 0101 mathematics

Dateibeschreibung: application/pdf; ELETTRONICO

Zugangs-URL: https://link.springer.com/content/pdf/10.1007/s00211-021-01182-y.pdf
http://arxiv.org/abs/1909.05547
https://centaur.reading.ac.uk/96048/9/Chandler-Wilde2021_Article_BoundaryElementMethodsForAcous.pdf
https://arxiv.org/pdf/1909.05547.pdf
https://arxiv.org/abs/1909.05547
https://link.springer.com/content/pdf/10.1007/s00211-021-01182-y.pdf
http://dblp.uni-trier.de/db/journals/corr/corr1909.html#abs-1909-05547
https://centaur.reading.ac.uk/96048/
https://iris.unipv.it/handle/11571/1441054
https://discovery-pp.ucl.ac.uk/id/eprint/10124089/

Three dimensional modified BEM analysis of forward scattering problems in elastic solids

Autoren: Bin Wang Chen Yang Zhenghua Qian

Quelle: Engineering Analysis with Boundary Elements. 122:145-154

Schlagwörter: Wave scattering in solid mechanics, 0203 mechanical engineering, infinite boundary, 0103 physical sciences, Boundary element methods for boundary value problems involving PDEs, three-dimensional modified BEM, 02 engineering and technology, forward scattering, 01 natural sciences, Boundary element methods applied to problems in solid mechanics, guided wave

Dateibeschreibung: application/xml

Zugangs-URL: https://www.sciencedirect.com/science/article/abs/pii/S0955799720302691