A modified smoothed finite element method (M-SFEM) for analyzing the band gap in phononic crystals
Sign Up to like & getrecommendations! Published in 2019 at "Acta Mechanica"
DOI: 10.1007/s00707-019-02396-w
Abstract: The present work proposes a novel modified smoothed finite element method (M-SFEM) to calculate the band structures of two-dimensional in-plane elastic waves in phononic crystals (PCs). Using the gradient smoothing technique over the cell-based smoothing… read more here.
Keywords: method; finite element; modified smoothed; band ... See more keywords
A sharp-interface immersed smoothed finite element method for interactions between incompressible flows and large deformation solids
Sign Up to like & getrecommendations! Published in 2018 at "Computer Methods in Applied Mechanics and Engineering"
DOI: 10.1016/j.cma.2018.04.032
Abstract: Abstract A sharp-interface algorithm developed for immersed smoothed finite element method (Sharp-ISFEM) is proposed for fluid–structure interaction (FSI) problems. In Sharp-ISFEM, a line normal approach is used for unstructured meshes to reconstruct the solutions near… read more here.
Keywords: finite element; sharp interface; method; smoothed finite ... See more keywords
Highly accurate smoothed finite element methods based on simplified eight-noded hexahedron elements
Sign Up to like & getrecommendations! Published in 2019 at "Engineering Analysis with Boundary Elements"
DOI: 10.1016/j.enganabound.2019.03.020
Abstract: Abstract Compared with the tetrahedron elements, hexahedron elements are preferred for their high accuracy. However, coordinate mapping required in the hexahedron elements of FEM formulation costs huge running time, leading to poor performance. Besides, the… read more here.
Keywords: simplified fem; eight noded; finite element; hexahedron elements ... See more keywords
A stable node-based smoothed finite element method with PML technique for the elastic wave obstacle scattering
Sign Up to like & getrecommendations! Published in 2021 at "Engineering Analysis With Boundary Elements"
DOI: 10.1016/j.enganabound.2021.05.015
Abstract: Abstract In this paper, a stable node-based smoothed finite element method with PML (SNS-FEM-PML) is proposed to solve the scattering problem of a time-harmonic elastic plane wave by a rigid obstacle in two dimensions. In… read more here.
Keywords: pml; sns fem; node based; stable node ... See more keywords
A sharp interface immersed edge-based smoothed finite element method with extended fictitious domain scheme
Sign Up to like & getrecommendations! Published in 2023 at "Physics of Fluids"
DOI: 10.1063/5.0141727
Abstract: This paper proposes a versatile and robust immersed edge-based smoothed finite element method with the mass conservation algorithm (IESFEM/Mass) to solve partitioned fluid–structure interaction (FSI). A gradient smoothing technique was used to solve the system… read more here.
Keywords: method; finite element; based smoothed; edge based ... See more keywords
Contact Analysis of Functionally Graded Materials Using Smoothed Finite Element Methods
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Computational Methods"
DOI: 10.1142/s0219876219400127
Abstract: In the paper, the smoothed finite element method (S-FEM) based on linear triangular elements is used to solve 2D solid contact problems for functionally graded materials. Both conforming and nonconforming contacts algorithms are developed using… read more here.
Keywords: graded materials; functionally graded; finite element; contact analysis ... See more keywords
An Efficient Cell-Based Smoothed Finite Element Method for Free Vibrations of Magneto-Electro-Elastic Beams
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Computational Methods"
DOI: 10.1142/s0219876219500014
Abstract: Magneto-electro-elastic (MEE) materials are widely used in intelligent structure systems owing to their electronic, mechanical and magnetic coupling effects. To overcome the over-stiffness of the f... read more here.
Keywords: cell based; electro elastic; efficient cell; smoothed finite ... See more keywords