نتایج جستجو برای: based fem program

تعداد نتایج: 3245793  

2006
Javier Rodríguez-Navarro Antonio Susín

We present a Finite Element Method (FEM) implementation for cloth simulation on the GPU. The advantages of FEM are twofold: the realism of cloth simulations using this method is improved compared with other methods like the widely used mass-spring one, and it has a wider application rank because it can be used for general triangulated cloth meshes. We are able to detect collisions between cloth...

2015
Predrag Milić Dragan Marinković

Isogeometric analysis, as a special field of the finite element method (FEM) which integrates geometric and finite element mesh modelling, is one of the promising directions of FEM development. The paper presents a concept of isogeometric FEM analysis of thin-walled structures based on the Kirchhoff-Love shell formulation and NURBS as basis functions. The basic properties of isogeometric shell ...

1995
Stefan Wünsche

The paper presents a methodology for simulating the static and dynamic performance of integrated circuits in the presence of electro-thermal interactions on the integrated circuit die. The technique is based on the coupling of a FEM program with a circuit simulator. In difference to other known simulator couplings the time step algorithm is used. Its implementation into simulation tools is desc...

2015
F. Wu G. R. Liu G. Y. Li Z. C. He

In this paper, a coupled numerical method of the edge-based smoothed finite element (ES-FEM) with the fast multipole BEM (FM-BEM) is proposed to analyze structural acoustic problems. The vibrating structure is modeled using the so-called ES-FEM-DSG3 method, where the 3-node linear triangle plate elements based on the Reissner–Mindlin plate theory with the discrete shear gap (DSG) technique for ...

2010
X. Rui J. Hu Q. H. Liu

To analyze resonances in an axisymmetric inhomogeneous cavity, a higher-order finite element method (FEM) is developed. Mixed higher-order node-based and edge-based elements are applied to eigenvalue analysis for the azimuthal component and meridian components of the field, respectively. Compared with the lower-order FEM, the higher-order FEM can improve accuracy with the same number of unknown...

2016
Yong Cai Zeyun Chen Weifeng Yuan

In this study, a cellular automaton (CA) is developed o combine the advantages of finite element method (FEM) and meshless method to analyze two-dimensional elastic problems. By the CA, a two-dimensional domain is discretized into a grid of nodes which are distributed randomly in the domain. For convenience, the nodes are classified into the FEM group and the meshless group. In the FEM zone tha...

2018
Maria Carla Piastra Andreas Nüßing Johannes Vorwerk Harald Bornfleth Robert Oostenveld Christian Engwer Carsten H. Wolters

In Electro- (EEG) and Magnetoencephalography (MEG), one important requirement of source reconstruction is the forward model. The continuous Galerkin finite element method (CG-FEM) has become one of the dominant approaches for solving the forward problem over the last decades. Recently, a discontinuous Galerkin FEM (DG-FEM) EEG forward approach has been proposed as an alternative to CG-FEM (Engw...

2004
Ralf Hiptmair Kaspar Nipp Wilfred van Gunsteren

The Finite Element Method (FEM) has become an indispensable tool in computer graphics. Typical applications range from computer games, special effects and feature films to virtual surgery training simulators. In the field of geometric modeling, the FEM can help in creating realistic and physically plausible deformations with the user only having to specify a low number of constraints. Using the...

2015
Radovan Petrović Miroslav Živković Marko Topalović Radovan Slavković

Original scientific paper This paper presents designing of spherical tank using combination of analytical procedure with FEM analysis and experimental testing in order to minimize design time and verify design strength. Analytical procedure for calculation of the tank strength in the initial stages of design process is briefly presented. Based on analytical results, tank is dimensioned and FEM ...

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