Zobrazeno 1 - 10 of 15 pro vyhledávání: '"méthodes d'ordre élevé"'
1
Méthodes d’ordre élevé pour les systèmes hyperboliques : des frontières immergées aux schémas préservant la structure
Autor: Ciallella, Mirco
Publikováno v: Numerical Analysis [math.NA]. Université de Bordeaux, 2022. English. ⟨NNT : 2022BORD0255⟩
Partial Differential Equations can be used to describe many physical phenomena that arise in engineering and physics. Among them, hyperbolic balance laws are very important when modeling physical processes like fluid mechanics: in particular, herein,
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od_______165::6eb5e8d739bc45b98160d7b39af49df2
https://theses.hal.science/tel-03875864
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2
Méthodes éléments finis pour la simulation d’écoulements en eaux peu profondes : Analyse, modélisation et applications à l’hydrodynamique côtière
Autor: Michel, Sixtine
Publikováno v: Modeling and Simulation. Université de Bordeaux, 2022. English. ⟨NNT : 2022BORD0050⟩
This phd will be carried out as part of the Inria CARDAMOM team’s activities concerning adaptive methods for coastal flows. The work will benefit from the team’s interactions with the BRGM in terms of real applications, as well as exchanges with
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od_______165::b515e5fc8176b6c8dc2e38068acedeb1
https://theses.hal.science/tel-03656234/document
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3
High-order spectral element methods for the simulation of compressible turbulent flows
Autor: Tonicello, Niccolo
Publikováno v: Fluid mechanics [physics.class-ph]. Normandie Université, 2021. English. ⟨NNT : 2021NORMR046⟩
This thesis is focused on the application of high-order methods to compressible turbulent flows. Aspects such as numerical dissipation/dispersion, dynamic Sub-Grid Scale modelling, shock-capturing techniques and compressibility effects on turbulence
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::e1e887f2f34fb499174f0b84add60648
https://tel.archives-ouvertes.fr/tel-03405449
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5
A high-order h-adaptive discontinuous Galerkin method for unstructured grids based on a posteriori error estimation
Autor: Pascal Frey, Francesca Basile, Romain Laraufie, Jean-Baptiste Chapelier, Marta de la Llave Plata
Publikováno v: AIAA Scitech 2021 Forum
AIAA Scitech 2021 Forum, Jan 2021, VIRTUAL EVENT, United States. ⟨10.2514/6.2021-1696⟩
Scopus-Elsevier
International audience; In this paper, we present a mesh h-adaptation strategy suited for the discontinuous Galerkin formulation of the compressible Navier-Stokes equations on unstructured grids, based on the simplicial remeshing library MMG. A novel
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::eaa66d8c04e955ecbb39e84135bdfa2d
https://hal.archives-ouvertes.fr/hal-03380295/file/DAAA21135.1633532891_postprint.pdf
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6
Development of a multiscale LES model in the context of a modal discontinuous Galerkin method
Autor: M. de la Llave Plata, Jean-Baptiste Chapelier, Eric Lamballais
Publikováno v: Computer Methods in Applied Mechanics and Engineering
Computer Methods in Applied Mechanics and Engineering, Elsevier, 2016, 307, p. 275-299. ⟨10.1016/j.cma.2016.04.031⟩
This paper introduces a variational multiscale simulation (VMS) approach in the context of high-order discontinuous Galerkin (DG) discretizations. First, a new calibration of the Smagorinsky model parameter ( C S Δ ) is proposed in terms of the DG d
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0d5cee13cc1ee4c887c772d512ecf49f
https://doi.org/10.1016/j.cma.2016.04.031
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7
Construction d’une méthode hp-adaptative pour les schémas aux Résidus Distribués
Autor: Viville, Quentin
Publikováno v: General Mathematics [math.GM]. Université de Bordeaux, 2016. English. ⟨NNT : 2016BORD0408⟩
This thesis presents the construction of a p-adaptive Residual Distribution scheme for the steady Euler equations and a hp-adaptive Residual Distribution scheme for the steady penalized Navier-Stokes equations in dimension two and three. The Euler an
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::e4e99fa22ca3a5cebf5f9da0edee17f9
https://hal.inria.fr/tel-01441608v2/file/VIVILLE_QUENTIN_2016.pdf
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8
Finite element approximation of Helmholtz problems with application to seismic wave propagation
Autor: Chaumont Frelet, Théophile
Publikováno v: General Mathematics [math.GM]. INSA de Rouen, 2015. English. ⟨NNT : 2015ISAM0011⟩
The main objective of this work is the design of an efficient numerical strategy to solve the Helmholtz equation in highly heterogeneous media. We propose a methodology based on coarse meshes and high order polynomials together with a special quadrat
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od_______212::df9fbfbe3fe238bac969ffdfb9259e59
https://tel.archives-ouvertes.fr/tel-01246244v2/document
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9
High Order time and space schemes for the first order wave equation. Application to the Reverse Time Migration
Autor: Ventimiglia, Florent
Publikováno v: Equations aux dérivées partielles [math.AP]. Université de Pau et des Pays de l'Adour, 2014. Français
Equations aux dérivées partielles [math.AP]. Université de Pau et des Pays de l'Adour, 2014. Français. ⟨NNT : ⟩
Oil engineering uses a wide variety of technologies including imaging wave equation which involves very large computing resources. Very powerful computers are now available that make imaging of complex areas possible, but further progress is needed b
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::221e8d60f06950b3c2d7ed3febc4dbab
https://tel.archives-ouvertes.fr/tel-01111039/file/Ventimiglia.pdf
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10
Schémas numérique d'ordre élevé en temps et en espace pour l'équation des ondes du premier ordre. Application à la Reverse Time Migration
Autor: Ventimiglia, Florent
Publikováno v: Equations aux dérivées partielles [math.AP]. Université de Pau et des Pays de l'Adour, 2014. Français
Oil engineering uses a wide variety of technologies including imaging wave equation which involves very large computing resources. Very powerful computers are now available that make imaging of complex areas possible, but further progress is needed b
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______2592::221e8d60f06950b3c2d7ed3febc4dbab
https://tel.archives-ouvertes.fr/tel-01111039/file/Ventimiglia.pdf
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