[PDF] Top 20 Conservative and adaptive level-set method for the simulation of two-fluid flows

... into two categories : interface tracking and interface capturing depending on whether the interface is ex- plicitly described or defined implicitly by an auxiliary ...function. For instance, ... Voir le document complet

... vortex level set method for the two-way coupling of a fluid with rigid ...bodies. The method is based on a penalization fluid model to enforce ... Voir le document complet

... on the spatial convergence are proposed in an appendix with three different computational grids 32 × 64, 64 × 128, 128 × 256 for all of these ...by the evaporation of a moving spherical ... Voir le document complet

... words: level set, microfluidics, surface tension 1 Introduction Over the last decade, manipulations of tiny volumes of fluid have dramati- cally ...improved. For instance, ... 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 ... Voir le document complet

... 1.1 The finite element method The finite element first appeared in the 1950s in solid ...mechanics. The use of the finite element method is motivated by the ... Voir le document complet

... to the simulation of colloidal droplets is the modeling of near-field ...that two or more colloids can interact via dispersion, surface, depletion, and hydrodynamic forces ... Voir le document complet

... under the supervision of Regis Monneau, a mathematician with a remarkable skill for coming up with ingenious ideas, intuitive and natural in fairly theore- tical ...influence and ideas ... Voir le document complet

... In the field of computational fluid dynamics dealing with two-phase fluid flows, Ville et ...approach, the so-called convected level set method, in ... Voir le document complet

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

... version of doi: ...introduces two strategies to reduce the memory cost of the Adaptive Multiprecon- ditioned FETI method (AMPFETI) while preserving its capability to solve ... Voir le document complet

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

... experimental and numerical results for a fully 3D wave impact ...data of Kleefsman [20] in terms of pressure (sensor P 1) and free surface height (gauge ...H4 and sensor P7 data ... Voir le document complet

... by level set method using finite element ...[7] and [5] albeit with some differences in the strategy (mesh adaptation, Lagrange multipliers on advection ...verify the framework, ... Voir le document complet

... framework for two-fluids flow using a Finite Element/Level Set method is presented and verified through the simulation of the rising of a ... Voir le document complet

... Finally, the third benchmark focuses on the rise of a non-spherical bubble in a very viscous liquid as in ...consist of axisymmetric ...simulations of bubbly flows or droplet ... Voir le document complet

... for the fluids: ρ liq = 875 ...obtained for this test-case are summarized in Table 12 , the simulations being carried out with a grid ( 128 × 512 ) , which counts 32 points in a bubble ... Voir le document complet

... present the governing equations, namely the unsteady incompressible Navier-Stokes equations coupled to the Spalart-Allmaras turbulence model, and their ...recall the stabilized Finite ... Voir le document complet

... derive the conservative part of the ...to the system by designing an entropy ...provide the system with source terms that account for the fact that mass transfer ... Voir le document complet

... appearing, the algorithm cannot remove them because they would be the cause of the buckling if they were made ...why the thin bars have been removed using a diffusion process in ... Voir le document complet