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SIAMSC
2011
110views more  SIAMSC 2011»
13 years 5 months ago
A Finite Element Method for Second Order Nonvariational Elliptic Problems
We propose a numerical method to approximate the solution of second order elliptic problems in nonvariational form. The method is of Galerkin type using conforming finite elements...
Omar Lakkis, Tristan Pryer
MOC
2011
13 years 5 months ago
A two-level enriched finite element method for a mixed problem
The simplest pair of spaces P1/P0 is made inf-sup stable for the mixed form of the Darcy equation. The key ingredient is enhance the finite element spaces inside a PetrovGalerkin ...
Alejandro Allendes, Gabriel R. Barrenechea, Erwin ...
SIAMSC
2010
151views more  SIAMSC 2010»
13 years 9 months ago
An Adaptive Finite Element Method for the Eddy Current Model with Circuit/Field Couplings
We develop an adaptive finite element method for solving the eddy current model with voltage excitations for complicated three dimensional structures. The mathematical model is ba...
Junqing Chen, Zhiming Chen, Tao Cui, Lin-Bo Zhang
PVM
2010
Springer
13 years 9 months ago
Massively Parallel Finite Element Programming
Abstract. Today’s large finite element simulations require parallel algorithms to scale on clusters with thousands or tens of thousands of processor cores. We present data struc...
Timo Heister, Martin Kronbichler, Wolfgang Bangert...
MCS
2007
Springer
13 years 10 months ago
The effect of contact interface on dynamic characteristics of composite structures
In this project, nonlinear characteristics on the rolling interface of a linear guide were studied by the finite element analysis and experimental verification. Contact of the b...
James Shih-Shyn Wu, Jyh-Cheng Chang, Jui-Pin Hung
MCS
2007
Springer
13 years 10 months ago
Elasto-plasticity model in structural optimization of composite materials with periodic microstructures
The paper deals with a structural optimization of composite materials with periodic microstructures invoking an elasto-plasticity model with the von Mises yield criterion. Closest...
Ronald H. W. Hoppe, Svetozara Petrova
JSCIC
2007
89views more  JSCIC 2007»
13 years 10 months ago
Preconditioned Descent Algorithms for p-Laplacian
In this paper, we examine some computational issues on finite element discretization of the p-Laplacian. We introduced a class of descent methods with multi-grid finite element ...
Y. Q. Huang, Ruo Li, Wenbin Liu
GMP
2008
IEEE
162views Solid Modeling» more  GMP 2008»
13 years 11 months ago
Cutting and Fracturing Models without Remeshing
Afiniteelement simulationframeworkforcuttingand fracturing model without remeshing is presented. The main idea of proposed method is adding a discontinuous function for the standa...
Chao Song, Hongxin Zhang, Yuan Wu, Hujun Bao
VMV
2003
174views Visualization» more  VMV 2003»
14 years 2 days ago
Interactive Visualization of Large Finite Element Models
198 Triangles Std. Wire Frame 2 Triangles 32×32 Texture Finite element models used in crash worthiness simulations now contain more than one million mostly quadrilateral elements...
Dirc Rose, Thomas Ertl
SC
2003
ACM
14 years 4 months ago
Multi-Constraint Mesh Partitioning for Contact/Impact Computations
We present a novel approach for decomposing contact/impact computations in which the mesh elements come in contact with each other during the course of the simulation. Effective d...
George Karypis