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Full thermo-mechanical coupling using eXtended finite element method in quasi-transient crack propagation [PDF]

open access: yesAdvanced Modeling and Simulation in Engineering Sciences, 2018
This work aims to present a complete full coupling eXtended finite element formulation of the thermo-mechanical problem of cracked bodies. The basic concept of the extended finite element method is discussed in the context of mechanical and thermal ...
Fakhreddine Habib   +2 more
doaj   +2 more sources

Improvements for the solution of crack evolution using extended finite element method [PDF]

open access: yesScientific Reports
It is demonstrated that the eXtended Finite Element Method (XFEM) is of remarkable efficiency in simulating crack evolution by eliminating the need for remeshing and refinement.
Yuxiao Wang   +3 more
doaj   +2 more sources

Research on Crack Propagation Based on Smooth-extended Finite Element Method [PDF]

open access: yesZhengzhou Daxue xuebao. Gongxue ban, 2022
In order to study the crack propagation problem, the smooth finite element method (S-FEM) was combined with the extended finite element method (X-FEM) to form the smooth-extended finite element method (S-XFEM) algorithm and program.Firstly, based on ...
WANG Jianming, LI Zhaoquan, LI Bozhi
doaj   +1 more source

Using the extended finite element method to integrate the level-set method to simulate the stress concentration factor at the circular holes near the material boundary of a functionally-graded material plate

open access: yesJournal of Materials Research and Technology, 2022
Several numerical methods have developed into indispensable and effective tools for solving science-technology problems. The finite element method has particularly become a popular and effective technology, among others—a method that cannot be separated ...
Huu-Dien Nguyen, Shyh-Chour Huang
doaj   +1 more source

Application of Finite Element Technique: A Review Study

open access: yesIraqi Journal of Chemical and Petroleum Engineering, 2023
The finite element approach is used to solve a variety of difficulties, including well bore stability, fluid flow production and injection wells, mechanical issues and others.
Ali Khaleel Faraj   +1 more
doaj   +1 more source

Use of the XFEM for the design of adhesively-bonded T-joints

open access: yesFracture and Structural Integrity, 2019
The use of adhesive bonds greatly increased in industrial applications, as they have multiple advantages compared to other more traditional bonding methods (fastened, welded and riveted joints).
Raul Campilho, Filipe Moreira
doaj   +3 more sources

A mixed finite element discretisation of linear and nonlinear multivariate splines using the Laplacian penalty based on biorthogonal systems

open access: yesMethodsX, 2023
We consider a mixed finite element method for a linear multivariate spline using the Laplacian penalty. Our discretisation is based on biorthogonal systems leading to a very simple and efficient finite element scheme.
Bishnu P. Lamichhane
doaj   +1 more source

Mixed Integration Scheme for Embedded Discontinuous Interfaces by Extended Finite Element Method

open access: yesFrontiers in Earth Science, 2022
The extended Finite Element Method (XFEM) is derived from the traditional finite element method for discontinuous problems. It can simulate the behavior of cracks, which significantly improves the ability of finite element methods to simulate ...
Peng Yu   +4 more
doaj   +1 more source

A finite element method for extended KdV equations

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2016
The finite element method (FEM) is applied to obtain numerical solutions to a recently derived nonlinear equation for the shallow water wave problem. A weak formulation and the Petrov–Galerkin method are used.
Karczewska Anna   +3 more
doaj   +1 more source

The Extended Finite Element Method for Dynamic Fractures

open access: yesShock and Vibration, 2005
A method for modelling arbitrary growth of dynamic cracks without remeshing is presented. The method is based on a local partition of unity. It is combined with level sets, so that the discontinuities can be represented entirely in terms of nodal data ...
Goangseup Zi   +3 more
doaj   +1 more source

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