[PDF] Top 20 A dual domain decomposition method for finite element digital image correlation

... interesting for parameter identification purposes for ...them, digital image correlation (DIC) has become one of the most popular because of a favourable ease of use to accuracy ... Voir le document complet

... substructuring, finite elements, do- main decomposition 1 Introduction The analysis of the mechanical behavior of materials and structures rely more and more on full-field mea- ...interesting for ... Voir le document complet

... associated domain decomposition model. The developed DD FE-DIC method is now applied to the analysis of high resolution images of a real ...experiment. A four point bending test is ... Voir le document complet

... construct a tetrahedron based FE mesh that conforms to the architecture ...such a procedure is still not obvious and the size of the problem to be solved remains a real ...As a result, ... Voir le document complet

... With a mesh based quadrature, the workspace is the domain of definition of the finite elements (the computed area, in red, is exact) In order to use exhaustively the image data, a ... Voir le document complet

... WORDS: digital image correlation, mechanical properties, poly(ethylene terephthalate) reprocessing Introduction Poly(ethylene terephthalate) (PET) is a linear and semi- aromatic polyester that ... Voir le document complet

... ∗ a kinematically admissible displacement ...fields method is simple. It aims at verifying the equilibrium equation in a weak sense for a prescribed strain ...(explicitly for ... Voir le document complet

... have a local support, and represent a set of piecewise constant or linear ...has a priori relevant mechanical information [33], one can use a basis of global modes based on the physical ... Voir le document complet

... Abstract Digital image correlation (DIC) is an optical-numerical full-field displacement measuring technique, which is nowadays widely used in the domain of experimental ...on a ... Voir le document complet

... observed. Digital image correlation is one of the optical techniques [1] that are used to capture these ...effects. For instance, an integrated approach was developed to measure stress ... Voir le document complet

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... reach a given ...(4.14) for algorithm Krylov- Schwarz with interface unknowns in section ...the A operator consists in solving a linear problem on every subdomain with interface data coming ... Voir le document complet

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... solve for two main ...measurements, a third quantity must be considered in addition to the last two, namely the spatial ...of a given technique to distinguish close features in a ...on ... Voir le document complet

... numerical method dealing with multidomains approach is described for both the Navier-Stokes solver and the global linear ...to a lid-driven cavity, and flows which past over a square cylinder ... Voir le document complet

... generated, for example, using the MSMS [13] or the NanoShaper [14] ...multipole method [15] and the hierarchical “treecode” technique [8]. For instance, the PAFMPB solver [16, 15] developed by Lu et ... Voir le document complet

... [29] for a review), digital image correlation most frequently refers to the so-called subset-based approaches that underlie most commercial DIC ...The method tries to find the ... Voir le document complet

... DG-FDTD A) Integrated lens antennas The significant increase of millimeter-wave applications in the last decades is partially explained by the congestion of the frequency ...As a result, antenna designers ... Voir le document complet

... Unit´e de recherche INRIA Lorraine, Technopˆole de Nancy-Brabois, Campus scientifique, ` NANCY 615 rue du Jardin Botanique, BP 101, 54600 VILLERS LES Unit´e de recherche INRIA Rennes, Ir[r] ... Voir le document complet

... are, for example, the speckle pattern [4–7] , the subset size [4,6,8,9] or the subset shape function [9,10] ...going a sinusoidal displacement field [11–14] ...in a DIC measurement relative to the ... Voir le document complet