[PDF] Top 20 Numerical simulation of CAD thin structures using the eXtended Finite Element Method and Level Sets

... simulate the behaviour of aerospace CAD-based thin ...structures. The proposed strategy relies on the combined use of the eXtended Finite ... Voir le document complet

... Osher and Sethian [20] developed the level set method, offering a flexible formalism to deal with moving ...boundaries. The latters are described implicitly and the ... Voir le document complet

... An eXtended Stochastic Finite Element Method has been recently proposed for the numerical solution of partial dierential equations dened on random ...This method ... Voir le document complet

... to the imposition of Dirichlet type conditions within the eXtended Finite Element ...Method. The X-FEM method allows one to easily model surfaces of ... Voir le document complet

... decomposition of the elements that exceed the prescribed error ...an element and its neigh- bors have not the same ...classical finite elements in order to enforce ... Voir le document complet

... Science Arts & Métiers (SAM) is an open access repository that collects the work of Arts et Métiers Institute of Technology researchers and makes it freely available over the web ... Voir le document complet

... In the process, the resin enters a close mold containing the dry fiber ...designer, numerical simulation is a useful tool to optimize the mold filling, in particular to identify ... Voir le document complet

... Extended Abstract in Korean EA(K) - 29 기공의 형성은 배출구를 추가하여 예방할 수 있다. 그림 17 에서 기공이 형성된 모서리 부분에 배출구를 추가하여 계산하였고 그 결과가 그림 18 와 같이 매 5 초마다 전면부의 위치 그래프로 나타나 있다. 결과에서 볼 수 있듯이 본 예제에서는 기공이 생성되지 않고 수지가 완벽하게 잘 주입되었다. 본 예제를 ... Voir le document complet

... To cite this version : Francisco CHINESTA, Serge CESCOTTO, Elias CUETO, Philippe LORONG - Natural Element Method for the Simulation of Structures and Processes - 2011.. Any correspondenc[r] ... Voir le document complet

... inextensibility The membrane inextensibility is equivalent numerically to impose that the surface divergence of the velocity vanishes on the ...constraint using Lagrange ...field ... Voir le document complet

... At the heart of all these formulations, the rotation parameteriza- tion is of paramount importance in the numerical ...models. The 3D rota- tions modeling indeed is not an ... Voir le document complet

... inextensibility The membrane inextensibility is equivalent numerically to impose that the surface divergence of the velocity vanishes on the ...constraint using Lagrange ...field ... Voir le document complet

... bag and filled using two inlet gates and two vaccum lines (on the upper and lower ...sides). The dimensions of the mold are ...procedure) and processing ... Voir le document complet

... interest of linking the X-FEM with explicit time integrators was clear from the ...terfaces and discontinuities which can evolve with ...mesh the discontinuities on a given ... Voir le document complet

... 8 The thesis is divided into six chapters. In the first one, we give an introduction to two-fluid flow modelling together with the motivation for the present ...introduces the governing ... Voir le document complet

... Vous avez des questions? Nous pouvons vous aider. Pour communiquer directement avec un auteur, consultez la première page de la revue dans laquelle son article a été publié afin de trouver ses coordonnées. Si vous ... Voir le document complet

... Cavity expansion theory is an improvement compared with bearing capacity theory, in terms of taking soil compressibility into account, simulating the penetration proc[r] ... Voir le document complet

... Two numerical models for studying the dynamics of formation and rise of single bubbles in high‐viscosity ionic liquids were implemented using the level‐set method. The models describe [r] ... Voir le document complet

... The extension of the X-FEM to higher order elements has been widely ...First of all, Stazi and Belytschko [Stazi**], based on the work of Chessa [Chessa**] on the ... Voir le document complet

... This table gives the critical time steps with consistent mass and lumped mass for three different problems: the first problem is a standard finite element of length l; the second is an e[r] ... Voir le document complet