Results 1 to 10 of about 612,898 (145)

Discrete and Phase Field Methods for Linear Elastic Fracture Mechanics: A Comparative Study and State-of-the-Art Review

open access: yesApplied Sciences, 2019
Three alternative approaches, namely the extended/generalized finite element method (XFEM/GFEM), the scaled boundary finite element method (SBFEM) and phase field methods, are surveyed and compared in the context of linear elastic fracture mechanics ...
Adrian Egger   +6 more
doaj   +1 more source

Developing an Extended IFC Data Schema and Mesh Generation Framework for Finite Element Modeling

open access: yesAdvances in Civil Engineering, 2019
Mesh generation plays an important role in determining the result quality of finite element modeling and structural analysis. Building information modeling provides the geometry and semantic information of a building, which can be utilized to support an ...
Zhao Xu   +5 more
doaj   +1 more source

Analysis of the Three-Dimensional Dynamic Problems by Using a New Numerical Method

open access: yesAdvances in Civil Engineering, 2021
The problems of the consolidation of saturated soil under dynamic loading are very complex. At present, numerical methods are widely used in the research.
Yao Rong   +3 more
doaj   +1 more source

Analysis of cylindrical roller bearings design in order to optimize the classical process using FEM

open access: yesMATEC Web of Conferences, 2017
This paper presents the structural and functional improvement of cylindrical roller bearings using finite element method. This method has a widely application and enjoys by an extended use in structural areas thermal analysis, mechanical and vibration ...
Pușcașu Alin Marian   +2 more
doaj   +1 more source

A New Linearized Crank-Nicolson Mixed Element Scheme for the Extended Fisher-Kolmogorov Equation

open access: yesThe Scientific World Journal, 2013
We present a new mixed finite element method for solving the extended Fisher-Kolmogorov (EFK) equation. We first decompose the EFK equation as the two second-order equations, then deal with a second-order equation employing finite element method, and ...
Jinfeng Wang   +4 more
doaj   +1 more source

Intrinsic finite element modeling of a linear membrane shell problem

open access: yes, 2012
A Galerkin finite element method for the membrane elasticity problem on a meshed surface is constructed by using two-dimensional elements extended into three dimensions.
Hansbo, Peter, Larson, Mats G.
core  

Combined Semianalytical and Numerical Static Plate Analysis. Part 1: Formulation of the Problem and Approximation Models

open access: yesMATEC Web of Conferences, 2018
The distinctive paper is devoted to solution of multipoint (particularly, two-point) boundary problem of plate analysis (Kirchhoff model) based on combined application of finite element method (FEM) and discrete-continual finite element method (DCFEM ...
Negrozov Oleg   +2 more
doaj   +1 more source

Mesoscopic characterization and modeling of microcracking in cementitious materials by the extended finite element method

open access: yesTheoretical and Applied Mechanics Letters, 2014
This study develops a mesoscopic framework and methodology for the modeling of microcracks in concrete. A new algorithm is first proposed for the generation of random concrete meso-structure including microcracks and then coupled with the extended finite
Junjie Huang, Mingxiang Chen, Jian Sun
doaj   +1 more source

Smoothed finite element method for two-dimensional elasto-plasticity

open access: yesVietnam Journal of Mechanics, 2009
This communication shows how the smoothed finite element method (SFEM) very recently proposed by G. R. Liu [14] can be extended to elasto-plasticity. The SFEM results are in excellent agreement with the finite element (FEM) and analytical results.
Stéphane Pierre Alain Bordascorres   +5 more
doaj   +1 more source

Multiple methods integration for structural mechanics analysis and design [PDF]

open access: yes
A new research area of multiple methods integration is proposed for joining diverse methods of structural mechanics analysis which interact with one another.
Aminpour, M. A., Housner, J. M.
core   +1 more source

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