Institut de Mécanique des Fluides de Toulouse UMR 5502

Maître de Conférences
(Associate Professor)

Institut de Mécanique des Fluides de Toulouse
Groupe Fluides & Particules

thomas.bonometti@imft.fr
Tel : +33 5 34 32 29 52

Research at IMFT, Toulouse
Teaching at Toulouse INP-ENSEEIHT, Toulouse

Research interests

• Immersed granular flows
• Gravity and turbidity currents
• Geophysical multiphase flows

Educational and academic positions

• 2017- Associate Professor at INPT (IMFT - ENSEEIHT), Toulouse, France (HDR : video, manuscript)
• 2008-2017 Assistant Professor at INPT (IMFT - ENSEEIHT), Toulouse, France
• 2006-2008 Postdoctoral Research Associate at University of Florida (with S. Balachandar), Gainesville, FL, USA
• 2005-2006 Substitute Lecturer at the ENSEEIHT, Toulouse, France
• 2002-2005 PhD in Fluid Mechanics (with J. Magnaudet) , INPT-IMFT, Toulouse, France (manuscript)

PhD graduate students

• Aurélie Louis-Napoleon : oct 2017 -
  Numerical simulation of the convection inside the lithosphere using a front capturing technique
  (with M. Gerbault, O. Vanderhaeghe & R. Martin)
• Benjamin Fry : oct 2016 -
  Multiscale modelling of shear-driven immersed granular flows
  (with A. Bottaro, F. Charru & L. Lacaze)
• Alexis Bougouin : nov 2014 - dec 2017
  Experimental study of the collapse of suspension columns
  (with L. Lacaze)
• Joris Bouteloup : oct 2013 - mar 2017
  Simulations of the dynamics of a granular bed sheared by a viscous fluid
  (with L. Lacaze & F. Charru)
• Nadim Zgheib : oct 2011 - mar 2015
  Gravity currents from non-axisymetric releases
  (with S. Balachandar, Univ. Florida)
  Awards : Prix INPT Léopold Escande, Prix Univ. Florida MAE Dpt
• Edouard Izard : oct 2011 - oct 2014
  Numerical simulation of dense granular flows immersed in a fluid
  (with L. Lacaze)
  Awards : Prix INPT Léopold Escande, Prix SHF Jean Valembois
• Falilou Condoul : oct 2009 - dec 2012
  Modeling vertical transfer between a biofilm interacting with a turbulent boundary layer
  (with F. Moulin)

Publications
Open access to papers

Salinas J., Cantero M., Dari E. & Bonometti T., Turbulent structures in cylindrical density currents in a rotating frame of reference J. Turbul. (2018) accepted.

Izard E., Lacaze L., Bonometti T. & Pedrono A. Numerical modeling of a granular collapse immersed in a viscous fluid. Advances in Hydroinformatics, Springer, Singapore, 1099-1116 (2018).

Bougouin A., Lacaze L. & Bonometti T., Collapse of a neutrally-buoyant-suspension column : from Newtonian to apparent non-Newtonian flow regimes J. Fluid Mech. 826, 918-941 (2017).

Zgheib N., Bonometti T. & Balachandar S., Suspension-driven gravity surges on horizontal surfaces : effect of the initial shape. Comput. Fluids, 158, 84-95 (2017).

Izard E., Lacaze L., Bonometti T. Modelling the normal bouncing dynamics of spheres in a viscous fluid. EPJ Web Conf., 140, 09014 (2017).

Charru F., Bouteloup J., Bonometti T. & Lacaze L., Sediment transport and bedforms : a numerical study of two-phase viscous shear flow, Meccanica, 51, 3055–3065 (2016).

Gsell S., Bonometti T. & Astruc D., A coupled volume-of-fluid/immersed-boundary method for the study of propagating waves over complex-shaped bottom : application to the solitary wave, Comput. Fluids, 131, 56-65 (2016).

Zgheib N., Bonometti T. & Balachandar S., Dynamics of non-circular finite-release gravity currents, J. Fluid Mech., 783, 344-378 (2015).

Zgheib N., Bonometti T. & Balachandar S., Direct numerical simulations of cylindrical particle-laden gravity currents, Comput. Fluids, 123, 23-31 (2015).

Zgheib N., Bonometti T. & Balachandar S., Propagation and deposition of non-circular finite-release particle-laden currents, Phys. Fluids, 27, 086604 (2015).

Coundoul F., Bonometti T., Graba M., Sauvage S., Sanchez-Perez J-M. & Moulin F.Y. Role of local flow conditions in river biofilm colonization and early growth, River Res. Applic. 31, 350-367 (2015).

Izard E., Bonometti T. & Lacaze L. Resolved simulations of submarine avalanches with a simple soft-sphere / immersed boundary method. J. Comput. Multiphas. Flows 6 (4), 391-405 (2014).

Zgheib N., Bonometti T. & Balachandar S. Long-lasting effect of initial configuration in gravitational spreading of material fronts. Theor. Comput. Fluid Dyn. 28, 521-529 (2014).

Bigot B., Bonometti T., Lacaze L. & Thual O. A simple immersed-boundary method for solid-fluid interaction in constant- and stratified-density flows. Comput. Fluids 97, 126-142 (2014).

Izard E., Bonometti T. & Lacaze L. Modelling the dynamics of a sphere approaching and bouncing on a wall in a viscous fluid. J. Fluid Mech. 747, 422-446 (2014).

Harang A., Thual O., Brancher P. & Bonometti T. Kelvin-Helmholtz instability in the presence of variable viscosity for mudflow resuspension in estuaries. Env. Fluid Mech., 14, 743-769 (2014).

Bonometti T., Ungarish M. & Balachandar S. A numerical investigation of high-Reynolds number constant-volume non-Boussinesq density currents in deep ambient. J. Fluid Mech. 673, 574-602 (2011).

Bonometti T. & Balachandar S. Slumping of non-Boussinesq density currents of various initial fractional depths : a comparison between direct numerical simulations and a recent shallow-water model. Comput. Fluids 39, 729-734 (2010).

Harang A., Thual O., Brancher P. & Bonometti T. Stabilité d’un écoulement cisaillé modélisant la crème de vase. Revue Paralia 3, 8.1-8.12 (2010).

Bonometti T., Balachandar S. & Magnaudet J. Wall effects in non-Boussinesq density currents. J. Fluid Mech. 616, 445-475 (2008).

Bonometti T. & Balachandar S. Effect of Schmidt number on the structure and propagation of density currents. Theor. Comput. Fluid Dyn. 22, 341-361 (2008).

Sarrazin F., Bonometti T., Prat L., Gourdon C. & Magnaudet J. Hydrodynamic structures of droplets engineered in rectangular micro-channels. Micro. Nano. 5, 131-137 (2008).

Bonometti T., Magnaudet J. & Gardin P. On the dispersion of solid particles in a liquid agitated by a bubble swarm. Metall. Mater. Trans. B 38, 739-750 (2007).

Bonometti T. & Magnaudet J. An interface capturing method for incompressible two-phase flows. Validation and application to bubble dynamics. Int. J. Multiphase Flow 33, 109-133 (2007).

Sarrazin F., Bonometti T., Loubiere K., Prat L., Gourdon C. & Magnaudet J. Experimental and numerical study of droplets hydrodynamics in microchannels. AIChE Journal 52 , 4061-4070 (2006).

Bonometti T. & Magnaudet J. Transition from spherical cap to toroidal bubbles. Phys. Fluids 18, 052102 (2006).

Emerson Z.I., Bonometti T., Krishnagopalan G.A. & Duke S.R. Visualization of toner ink adsorption at bubble surfaces. TAPPI Journal 5, 10-16 (2006).

Book reviews

Bonometti T., 2011 An Introduction to Gravity Currents and Intrusions, Ungarish, M. (2009). CRC Press, 489pp. Int. J. Multiphase Flow 37, 1254-1255.

Gallery

(1) A bubble swarm (Iso-surface C=0.5 ; Re=280 ; Bo=1 ; Mo=1.10^-9 ; density and viscosity ratios of 100 ; mesh 100^3) movie

(2) A gas bubble passing through a liquid-liquid interface (mesh 60x60x120)

(3) A lock-exchange dam-break flow (channel length = 25 channel height ; « Re »=Ar=50000 ; density ratio of 5 ; viscosity ratio of 1 ; mesh 2400x240 ; the height has been stretched out by a factor 3.3)

(4) Gravity- / shear-driven granular flow in an immersed fluid (200 particles ; Ar=10 ; density ratio of 8 ; St=0.5 ; Re=5 ; angle of inclination of 22 degrees)

Last modification : March 2018