Olivier Coutier-Delgosha

Associate Professor

  • Ph.D., 2001, Mechanical Engineering, Institut National Polytechnique de Grenoble (INPG)
  • MS, 1997, Mechanical Engineering, Institut National Polytechnique de Grenoble (INPG)
  • BS, 1997, Ecole Nationale Supérieure de l'Energie (previously ENSHMG)
  • Analysis of the effects of turbulence modeling on the numerical simulation of unsteady sheet cavitation
  • Mathematical derivation of the equations currently used in CFD of cavitation, with underlying assumptions including the notion of “two-phase fluid particle”
  • Theoretical and numerical comparison of the existing cavitation models, showing how similar the models are, despite their various formulations
  • Analysis of the stability of the preconditioned Navier-Stokes equations associated with a cavitation model
  • Physical analysis of rotating cavitation in rocket engine inducers
  • Coupling of CFD simulation and erosion model to predict the damage due to cavitation erosion
  • Development and validation of fast X-ray imaging (including data acquisition, image post-processing and validation) for simultaneous measurement of void fraction and velocities in both phases. Analysis of the structure and dynamics of cavitating flows
  • Investigation the internal structure of cavitation with an original endoscopic technique, analysis of the morphology of the mixture according to the void fraction
  • Measurements of temperature variations in the liquid surrounding a cavitation bubble by IR thermography
  • Measurement of the speed of sound in a cavitation homogeneous mixture and assessment of a good agreement with previous theoretical models
  • First Direct Numerical Simulation (DNS) of cavitating flow… in 2018 !
  • Chairman of the ISROMAC 16 & ISIMet joint conferences in 2016 (Honolulu, April 10-15 2016, 300 participants)
  • Chairman of the ISROMAC 17 & ISIMet 2 joint conferences in 2017 (Maui, December 16-21 2017, 400 participants expected)
  • Associate Editor for the Journal of Fluids Engineering between 2008 and 2017
  • Reviewer of 66 papers for the J. of Fluids Engineering, JFM, Physics of fluids, Computers and fluids, EJMB/Fluids, the Int. J. for Num. Methods in Fluids, Exp. Thermal and Fluid Science…
  • Referee or examinator in 23 committees of PhD defense since 2008
  • Fulbright Grant (12 months), Visiting professor at Johns Hopkins University, Department of Mechanical Engineering, 2014
  • Post-doctoral Grant awarded by the CNES (French Space Agency), 2002-2003
  • Research Grant from Ministry of Education and Research, 1999-2001
  • 2017-present Virginia Tech Associate Professor Aerospace & Ocean Engineering
  • 2011–present Arts & Metiers ParisTech Full Professor Mechanical Engineering
  • 2014–2016 Laboratoire de Mécanique de Lille (UMR CNRS 8107) Director
  • 2010–2013 Laboratoire de Mécanique de Lille (UMR CNRS 8107) Deputy Director
  • 2008–2011 Arts & Metiers ParisTech Associate Professor, Mechanical Engineering
  • 2004–2008 Arts & Metiers ParisTech Assistant Professor, Mechanical Engineering

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    • (540) 231-3168
    • ocoutier@vt.edu
    • Aerospace & Ocean Engineering (MC0203)
      Randolph Hall, RM 332-A, Virginia Tech
      460 Old Turner St.
      Blacksburg, VA 24061