Literatura científica selecionada sobre o tema "Modélisation hydrodynamique et transport"
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Artigos de revistas sobre o assunto "Modélisation hydrodynamique et transport"
Cazelles, B., e D. Fontvieille. "Modélisation d'un écosystème lotique pollué par une charge organique : prise en compte de l'hydrodynamique et des mécanismes de transport". Revue des sciences de l'eau 2, n.º 2 (12 de abril de 2005): 183–209. http://dx.doi.org/10.7202/705028ar.
Texto completo da fonteCazelles, B., e D. Fontvieille. "Modélisation d'un système lotique pollué par une charge organique : prise en compte de l'activité des microorganismes benthiques". Revue des sciences de l'eau 2, n.º 4 (12 de abril de 2005): 511–41. http://dx.doi.org/10.7202/705041ar.
Texto completo da fonteBoucard, F., e A. Saboni. "Modélisation du transport des solutés neutres à travers des membranes de nanofiltration". Revue des sciences de l'eau 13, n.º 4 (12 de abril de 2005): 405–19. http://dx.doi.org/10.7202/705400ar.
Texto completo da fonteEs-Sette, Btissame, Youssef Ajdor, Fatiha Zidane, Abdelbassit Fakhraddine e Ali Foutlane. "Évolution des métaux traces dans les eaux de l'oued Sebou en période humide — Approche par modélisation mathématique". Water Quality Research Journal 40, n.º 2 (1 de maio de 2005): 222–32. http://dx.doi.org/10.2166/wqrj.2005.025.
Texto completo da fonteVergnes, Jean-Pierre, Nicolas Roux, Florence Habets, Philippe Ackerer, Nadia Amraoui, François Besson, Yvan Caballero et al. "The AquiFR hydrometeorological modelling platform as a tool for improving groundwater resource monitoring over France: evaluation over a 60-year period". Hydrology and Earth System Sciences 24, n.º 2 (13 de fevereiro de 2020): 633–54. http://dx.doi.org/10.5194/hess-24-633-2020.
Texto completo da fonteHallet, V. "Modélisation mathématique de l'évolution, à long terme, des teneurs en nitrates dans la nappe aquifère des craies du Crétacé de Hesbaye (Belgique)". Revue des sciences de l'eau 17, n.º 1 (12 de abril de 2005): 3–22. http://dx.doi.org/10.7202/705520ar.
Texto completo da fonteRezgui, Atef, Naceur Ben Maiz e Mahmoud Moussa. "Fonctionnement hydrodynamique et écologique du Lac Nord de Tunis par modélisation numérique". Revue des sciences de l'eau 21, n.º 3 (16 de outubro de 2008): 349–61. http://dx.doi.org/10.7202/018781ar.
Texto completo da fonteBen Charrada, R., e M. Moussa. "Modélisation hydrodynamique et écologique des eaux côtières du golfe de Tunis". La Houille Blanche, n.º 6 (agosto de 1997): 66–78. http://dx.doi.org/10.1051/lhb/1997054.
Texto completo da fonteSecretan, Y., M. Leclerc, S. Duchesne e M. Heniche. "Une méthodologie de modélisation numérique de terrain pour la simulation hydrodynamique bidimensionnelle". Revue des sciences de l'eau 14, n.º 2 (12 de abril de 2005): 187–212. http://dx.doi.org/10.7202/705417ar.
Texto completo da fonteRoche, M., R. Bendounan e C. Prost. "Modélisation de l'hydrodynamique d'un décanteur primaire de station d'épuration". Revue des sciences de l'eau 7, n.º 2 (12 de abril de 2005): 153–67. http://dx.doi.org/10.7202/705194ar.
Texto completo da fonteTeses / dissertações sobre o assunto "Modélisation hydrodynamique et transport"
Bendjebbar, Fatna. "Modélisation hydrodynamique d'une torche à plasma couplée inductivement". Thesis, Clermont-Ferrand 2, 2013. http://www.theses.fr/2013CLF22340/document.
Texto completo da fonteThe purpose of the work was the numerical modeling of the inductive coupling plasma torch. (ICP). We have established the necessary databases: composition, thermodynamic and transport properties applied to argon mixtures of nitric acid and water. The hydrodynamic model of the ICP torch (7 coils) considers the plasma at thermodynamic equilibrium and uses the Navier-Stokes equations to describe the plasma flow and the Maxwell equations to describe the evolution of the electric field and the magnetic field
Robineau, Timothé. "Caractérisation du fonctionnement hydrodynamique d'un aquifère karstique - Traitement du signal et modélisation double milieu des écoulements et du transport". Thesis, Paris Sciences et Lettres (ComUE), 2019. http://www.theses.fr/2019PSLEM001/document.
Texto completo da fonteKarst aquifers are characterized by complex flow mechanisms induced by multiple porosities (matrix, fracture, conduit) which are responsible of the karst aquifer vulnerability to pollutant infiltrations. In the context of the environmental management, this thesis aims at enhancing the hydrodynamic functioning understanding of a karst aquifer. More specifically, the objective is the assessment of the multiple porosities contributions to the groundwater flow. Three approaches have been led during this work: (1) signal processing of the hydrodynamic and physical-chemical data by correlation analysis, (2) double medium modelling for reproducing the groundwater level (GWL) variations, and (3) double medium transport modelling for interpreting tracer test data. The double medium behaviour of the studied karst aquifer has been highlighted in this thesis with: a primary porosity (matrix porosity) supporting slow flows and representing the storage function and a secondary porosity (porosity of a fissured or a fractured matrix) responsible of the rapid flows and the transmissive function of the aquifer. This double medium behaviour has been interpreted as a spatially extended fracturation at the scale of the studied site (17 km²). This result makes a double medium approach relevant for simulating groundwater flows and solute transport (considering a matrix and a fractured medium). This double medium approach has succeeded in reproducing groundwater level variations marked by double-slope recessions and tracer breakthrough curves marked by a strong tailing, thanks to the matrix medium contribution. Moreover, the adjusted parameters of the double medium model indicate spatial variations of the underground media fissure/fracture density. Finally, this work brings a quantification of the exchanged flow between the two media during a recharge event (38 % of the infiltration is stored in the matrix medium), and shows the significant contribution of diffusion process to solute transfers in the matrix medium during the tracer propagation in the fractured medium. Then, the solute diffusion from the matrix allows reproducing the tracer tailing observed during tracer tests
Meftah, Khouane. "Modélisation tridimensionnelle de l'hydrodynamique et du transport par suspension". Compiègne, 1998. http://www.theses.fr/1998COMP1160.
Texto completo da fonteNguyen, Thi Hai Yen. "Modélisation des écoulements et du transport de sédiments au voisinage de structures immergées : application aux cages d'aquaculture". Thesis, Normandie, 2018. http://www.theses.fr/2018NORMC203/document.
Texto completo da fonteThis manuscript presents investigations of current and sediment transport in the vicinity of large immersed structures in shallow water flows. It focuses on aquaculture cages installed in the roadstead of Cherbourg. Being located in a high stream zone, these obstacles have a non-negligible effect on currents as well as turbidity. In spite of numerous references on this topic, many questions still arise concerning the environmental impact of such objects. Quantitative information are still needed about the flow below the cage, turbulence production, erosion of the sand bed, sediments resuspension, and evacuation of effluents. To deal with these open questions, we have chosen to develop three complementary approaches. The thesis starts with an analytical study of the flow in a simplified two-dimensional model containing a large rectangular porous structure. Only the motion in the vertical mid-plane of the obstacle is considered. This preliminary model provides estimations of various dynamic quantities, like the velocity increase below the cage, the decay of piezometric pressure along the stream, and turbulence production. Then follows a numerical analysis of the very same flow, based on less stringent approximations. Because of the high cost of computations, simulations have been done at a reduced scale. Nevertheless, they confirm most of the findings of the analytical approach for very permeable cages, and provide crucial information also about weakly permeable cages which were out of reach of the analytical model. In particular, the formation of a recirculation cell behind such cages, together with turbulence production, have been studied with the numerical model. This effect has been observed to affect sediment and effluent transport: when the flow at the rear of the cage takes the form of a cell with closed streamlines, the cage can be thought of as closed and most of the flow passes below. This creates large velocity gradients and produces turbulence which significantly increases the dispersion of sediments and effluents. These particles are then likely to be captured for some time in the cell, instead of being evacuated away. In addition to these theoretical approaches, in-situ current and turbidity measurements have been performed upstream and downstream of a large cage immersed in the roadstead of Cherbourg. They confirm the existence of a fast stream emerging from below the cage. Vertical streamwise velocity profiles have been shown to agree with theoretical ones, in the case of a very permeable cage. Also, large turbidity levels have been recorded at the rear of a weakly permeable cage, in qualitative agreement with simulations
Robineau, Timothé. "Caractérisation du fonctionnement hydrodynamique d'un aquifère karstique - Traitement du signal et modélisation double milieu des écoulements et du transport". Electronic Thesis or Diss., Paris Sciences et Lettres (ComUE), 2019. http://www.theses.fr/2019PSLEM001.
Texto completo da fonteKarst aquifers are characterized by complex flow mechanisms induced by multiple porosities (matrix, fracture, conduit) which are responsible of the karst aquifer vulnerability to pollutant infiltrations. In the context of the environmental management, this thesis aims at enhancing the hydrodynamic functioning understanding of a karst aquifer. More specifically, the objective is the assessment of the multiple porosities contributions to the groundwater flow. Three approaches have been led during this work: (1) signal processing of the hydrodynamic and physical-chemical data by correlation analysis, (2) double medium modelling for reproducing the groundwater level (GWL) variations, and (3) double medium transport modelling for interpreting tracer test data. The double medium behaviour of the studied karst aquifer has been highlighted in this thesis with: a primary porosity (matrix porosity) supporting slow flows and representing the storage function and a secondary porosity (porosity of a fissured or a fractured matrix) responsible of the rapid flows and the transmissive function of the aquifer. This double medium behaviour has been interpreted as a spatially extended fracturation at the scale of the studied site (17 km²). This result makes a double medium approach relevant for simulating groundwater flows and solute transport (considering a matrix and a fractured medium). This double medium approach has succeeded in reproducing groundwater level variations marked by double-slope recessions and tracer breakthrough curves marked by a strong tailing, thanks to the matrix medium contribution. Moreover, the adjusted parameters of the double medium model indicate spatial variations of the underground media fissure/fracture density. Finally, this work brings a quantification of the exchanged flow between the two media during a recharge event (38 % of the infiltration is stored in the matrix medium), and shows the significant contribution of diffusion process to solute transfers in the matrix medium during the tracer propagation in the fractured medium. Then, the solute diffusion from the matrix allows reproducing the tracer tailing observed during tracer tests
Hamza, Mohammad. "Modélisation hydrodynamique des phénomènes de transport de porteurs chauds et de l'ionisation par impact dans les dispositifs à semiconducteurs". Lyon, INSA, 1993. http://www.theses.fr/1993ISAL0072.
Texto completo da fonteIt's taken for granted that drift-diffusion model (DDM) is not adapted for the simulation of hot carrier phenomena ant their related problems in semiconductor devices. Particularly, in the domain of optimisation of high-voltage behaviour of power devices where the impact ionisation and hot-carried injection across the semiconductor-passivation interface play an important role, the available physical models describing these phenomena are not sufficient. In this thesis, we present an hydrodynamic model (HDM) treating some major inconveniences of the classic hydrodynamic models. We propose new models for the carrier drift mobility and impact ionisation rate as functions of the mean carrier energy. On the other hand, we have developed an original discretisation scheme and a two-dimensional device simulation tool (SIMULADD) during this study. In order to validate our HDM and our discretisation scheme we have simulated the transport of hot carrier across a power p-i-n diode. The result we obtained show the efficiency of the HDM to describe the non isothermal diffusion phenomenon across p-n junction. Also, we studied the influence of the band structure on the carrier transport phenomena in the bulk and the breakdown voltage in particular
Meulé, Samuel Gaël. "Processus mis en jeu dans l'évolution morpho-dynamique de Robert Bank (Delta du Fraser) : observation et modélisation hydrodynamiques et sédimentaires". Aix-Marseille 2, 2004. http://www.theses.fr/2004AIX22104.
Texto completo da fonteDue to anthropic pressure and sediment transport pathway modification, the fine sand beach Roberts Bank (Fraser Delta, Canada) is under significant erosion. Measurements and modeling allow us to identify hydrodynamics and sedimentary processes associated with tidal currents and waves. During flood flow, sedimentary structures provide significant bed roughness to create clouds of resuspended sediment from the bottom. During the ebb flow, offshore sediment transport occurs in a surface plume originating from tidal creek outflow and shallow water resuspension. A process of mixing-induced convective sedimentation increases the particles settling. Storm incident waves, morphology, and tidal elevation influenced sediment transport divergence. Sediment transport is onshore at high tide and offshore a low tide. Storm set-up with ebb current and rip-current may play a role in offshore sediment transport
Ouillon, Sylvain. "Modélisation mathématique de l'hydrodynamique à surface libre et du transport en suspension de sédiments non cohésifs : aide à l'interprétation d'images spatiales". Toulouse, INPT, 1993. http://www.theses.fr/1993INPT039H.
Texto completo da fonteLin, Husheng. "Le transport solide en collecteur unitaire d'assainissement et sa modélisation". Phd thesis, Ecole Nationale des Ponts et Chaussées, 1993. http://tel.archives-ouvertes.fr/tel-00520688.
Texto completo da fonteAbsi, Rafik. "Modélisation de la turbulence pariétale et du transport de sédiments dans des couches limites oscillantes". Caen, 2001. http://www.theses.fr/2001CAEN2016.
Texto completo da fonteLivros sobre o assunto "Modélisation hydrodynamique et transport"
Mathis, Philippe. Graphes et réseaux: Modélisation multiniveau. Paris: Hermès science publications, 2003.
Encontre o texto completo da fonteLallahem, Sami. Structure et modélisation hydrodynamique des eaux souterraines: Application à l'aquifère crayeux de la bordure nord du bassin de Paris. Villeneuve-d'Ascq: Société géologique du nord, 2003.
Encontre o texto completo da fonteStructure et modélisation hydrodynamique des eaux souterraines: Application à l'aquifère crayeux de la bordure nord du bassin de Paris. Villeneuve-d'Ascq: Société géologique du nord, 2003.
Encontre o texto completo da fonteMutch, J. P. Devenir de l'aldicarbe et modélisation de son transport dans le sol et les eaux souterraines de l'Ile-du-Prince-Édouard. Burlington, Ont: Direction générale des eaux intérieures, 1992.
Encontre o texto completo da fonteIcold, Cigb Cigb. Mathematical Modelling of Sediment Transport and Deposition in Reservoirs - Guidelines and Case Studies / Modélisation Mathématique du Transport et des dépôts de Sédiments Dans les Réservoirs - Lignes Directrices et Études de Cas. Taylor & Francis Group, 2021.
Encontre o texto completo da fonteMathematical Modelling of Sediment Transport and Deposition in Reservoirs - Guidelines and Case Studies / Modélisation Mathématique du Transport et des dépôts de Sédiments Dans les Réservoirs - Lignes Directrices et Études de Cas. Taylor & Francis Group, 2021.
Encontre o texto completo da fonteIcold, Cigb Cigb. Mathematical Modelling of Sediment Transport and Deposition in Reservoirs - Guidelines and Case Studies / Modélisation Mathématique du Transport et des dépôts de Sédiments Dans les Réservoirs - Lignes Directrices et Études de Cas. Taylor & Francis Group, 2021.
Encontre o texto completo da fonteCapítulos de livros sobre o assunto "Modélisation hydrodynamique et transport"
"2 Transport de la quantité de mouvement et régimes d’écoulement". In Hydrodynamique physique, 61–84. EDP Sciences, 2020. http://dx.doi.org/10.1051/978-2-7598-0893-9-004.
Texto completo da fonte"2 Transport de la quantité de mouvement et régimes d’écoulement". In Hydrodynamique physique, 61–84. EDP Sciences, 2020. http://dx.doi.org/10.1051/978-2-7598-0893-9.c004.
Texto completo da fonteMENUT, Laurent. "La modélisation de chimie-transport". In Modélisation de la pollution atmosphérique régionale, 125–53. ISTE Group, 2024. http://dx.doi.org/10.51926/iste.9102.ch6.
Texto completo da fonteMENUT, Laurent. "Les dépôts". In Modélisation de la pollution atmosphérique régionale, 113–23. ISTE Group, 2024. http://dx.doi.org/10.51926/iste.9102.ch5.
Texto completo da fonteMENUT, Laurent. "Les émissions". In Modélisation de la pollution atmosphérique régionale, 69–112. ISTE Group, 2024. http://dx.doi.org/10.51926/iste.9102.ch4.
Texto completo da fonteLUISIER, Mathieu, Cedric KLINKERT, Sara FIORE, Jonathan BACKMAN, Youseung LEE, Christian STIEGER e Áron SZABÓ. "Transistors à effet de champ basés sur des matériaux 2D : perspective de modélisation". In Au-delà du CMOS, 37–81. ISTE Group, 2024. http://dx.doi.org/10.51926/iste.9127.ch2.
Texto completo da fonteTrabalhos de conferências sobre o assunto "Modélisation hydrodynamique et transport"
Idier, Déborah, Emmanuel Romieu, Matthieu Delattre, Rodrigo Pedreros e Ywenn de la Torre. "Hydrodynamique tidale du lagon de Mayotte : observations in situ et modélisation". In Journées Nationales Génie Côtier - Génie Civil. Editions Paralia, 2008. http://dx.doi.org/10.5150/jngcgc.2008.053-i.
Texto completo da fonteIOUZZI, Nisrine, Abdelkader LARABI e Mohammed FAOUZI. "Modélisation hydrodynamique de la nappe de Rhis-Nekor (Maroc) et impact de l’intrusion marine". In Conférence Méditerranéenne Côtière et Maritime - Coastal and Maritime Mediterranean Conference. Editions Paralia, 2011. http://dx.doi.org/10.5150/cmcm.2011.072.
Texto completo da fonteWaeles, Benoît, e Pierre Le Hir. "Modélisation du transport de sédiments mixtes (vase et sable fin)". In Journées Nationales Génie Côtier - Génie Civil. Editions Paralia, 2004. http://dx.doi.org/10.5150/jngcgc.2004.027-w.
Texto completo da fonteMussat, L., e D. Sabatier. "Modélisation et preuve de sécurité des systèmes du transport ferroviaire". In Congrès Lambda Mu 19 de Maîtrise des Risques et Sûreté de Fonctionnement, Dijon, 21-23 Octobre 2014. IMdR, 2015. http://dx.doi.org/10.4267/2042/56145.
Texto completo da fonteFerrer, Pierre, Nans Bujan, Raphaël Certain e Yann Leredde. "Caractérisation hydrodynamique sur un littoral à barres festonnées du golfe du Lion (Leucate, France) : mesures in situ et modélisation". In Journées Nationales Génie Côtier - Génie Civil. Editions Paralia, 2008. http://dx.doi.org/10.5150/jngcgc.2008.007-f.
Texto completo da fonteJAVEL, Fabrice, Stéphanie MONERIS, Olivier RAILLARD e Sébastien BOUAT. "Méthode de définition d'un point optimum de rejet d'eaux résiduaires en mer : modélisation hydrodynamique et analyse environnementale spatiale multicritères". In SANNIER L., LEVACHER D., JOURDAN M. (2009). Approche économique et validation de méthodes de traitements aux liants hydrauliques de sédiments marins contaminés. Revue Paralia, n° 2, pp s2.1– s2.15. Editions Paralia, 2009. http://dx.doi.org/10.5150/cmcm.2009.053-4.
Texto completo da fontePechon, P., e C. Teisson. "Modélisation numérique du courant et du transport sédimentaire induits par le déferlement". In Journées Nationales Génie Côtier - Génie Civil. Presses Universitaires de Perpignan, 1994. http://dx.doi.org/10.5150/jngcgc.1994.001-p.
Texto completo da fonteFARNOLE, Pierre, e Noômane HAOUEL. "Modélisation du transport sédimentaire. Étude de cas d'une Marina à Tripoli (Lybie)". In Conférence Méditerranéenne Côtière et Maritime - Coastal and Maritime Mediterranean Conference. Editions Paralia, 2009. http://dx.doi.org/10.5150/cmcm.2009.006.
Texto completo da fonteFang, ZX, M. Cavailles e J. Astier. "Modélisation numérique de transport de vases et de la salinité dans un complexe lagunaire". In Journées Nationales Génie Côtier - Génie Civil. Editions Paralia, 1998. http://dx.doi.org/10.5150/jngcgc.1998.018-f.
Texto completo da fonteMarcer, Richard, e Nadège Robin. "Modélisation des courants de houle et du transport sédimentaire pour l'étude de stabilité de plage". In Journées Nationales Génie Côtier - Génie Civil. Editions Paralia, 1996. http://dx.doi.org/10.5150/jngcgc.1996.006-m.
Texto completo da fonte