Richard Pasquetti
Directeur de Recherche du CNRS
Doc Es-Sciences (1983), Docteur Ingénieur (1975)
Ingénieur de l'ENSAM (1973)

Domaines de recherche (Research topic) : Mécanique des fluides numérique (Computational Fluid Dynamics)

Mots clés (keywords) : méthodes d'ordre élevé, méthodes spectrales, éléments spectraux, méthode des singularités, simulation des grandes échelles, écoulements incompressibles, écoulements turbulents, sillages, écoulements  stratifiés, plasmas (high-order methods, spectral methods, spectral elements, boundary element method, large-eddy simulation, incompressible flows, turbulent flows, wakes, stratified flows, plasmas).

Visualisations d'écoulements (flow visualizations)

Production scientifique (Publications) :

• Revues (papers)
• Colloques (conferences)
  
• Encadrement de thèses (thesis)
  

Quelques publications  (Some papers) :

• Towards a high order Fourier-SEM solver of fluid models in tokamaks
  
• A correction technique for the dispersive effects of mass lumping for transport problems
• Fekete-Gauss spectral elements for incompressible Navier-Stokes flows : the two-dimensional case
  
• Influence of confinement on obstacle-free turbulent wakes
  
• Simulations numériques de phénomènes anisotropes pour la fusion par confinement magnétique
  
• Influence of confinement on a two-dimensional wake
• Entropy viscosity method for nonlinear conservation laws
  
• Temporal / spatial simulation of the stratified far wake of a sphere
• Spectral element methods on unstructured meshes. Which interpolation points ?
  
• Entropy viscosity for conservation equations
• Entropy viscosity method for high-order approximations of conservation laws 
• High order large-eddy simulation of the flow over the "Ahmed body" car model 
• Spectral vanishing viscosity stabilized LES of the Ahmed body turbulent wake
• Entropy based nonlinear viscosity for Fourier approximations of conservation laws
• High order LES of the turbulent 'Ahmed body' wake flow
• p-multigrid method for Fekete-Gauss spectral element approximations of elliptic problems
• From stratified wakes to rotor-stator flows by a SVV-LES method
• Overlapping Schwarz methods for Fekete and Gauss-Lobatto spectral elements
• Spectral vanishing viscosity method for high-order LES : Computation of the dissipation rates
• Neumann-Neumann Schur complement methods for Fekete spectral elements
• A pseudo-penalization method for high Reynolds number unsteady flows
• Spectral vanishing viscosity method for large-eddy simulation of turbulent flows
• Spectral vanishing viscosity method for LES : Sensitivity to the SVV control parameters
• Spectral element methods on unstructured meshes: comparisons and recent advances
• Spectral element methods on triangles and quadrilaterals: comparisons and applications
• High-order LES modeling of turbulent incompressible flow
• Stabilized spectral element computations of high Reynolds number incompressible flows
• High-order methods for the simulation of transitional to turbulent wakes
• Comments on "Filter based stabilization of spectral element methods"
• High-order algorithms for large-eddy simulation of incompressible flows
• Laboratory and numerical investigations on Bénard-Marangoni convection in circular vessels
• Numerical and laboratory experiments of sidewall heating thermohaline convection
• Calculations of 3D wakes in stratified fluids
• Mixed spectral-boundary element embedding algorithms for the Navier-Stokes equations in the vorticity-stream function formulation
• A divergence free multidomain spectral solver of the Navier-Stokes equations in geometries of high aspect ratio
• A spectral embedding method applied to the advection-diffusion equation
• A spectral algorithm for the Stokes problem in vorticity-vector potential formulation and cylindrical geometry