Guillaume Grossir

Teaching

Formal Courses

- 01/2025 - present: "Introduction to Ground Testing facilities", course at the von Karman Institute, team teaching with faculty (1 ECTS, research master students).

- 02/2023 - present: "Case study in Aerospace", course at the von Karman Institute, team teaching with faculty (2 ECTS, research master students).

- 02/2022 - present: "Hypersonic aerothermodynamics", course at the von Karman Institute, team teaching with faculty (2 ECTS, research master students).

- 10/2020 - present: "Introduction to Measurement Techniques in Fluid Dynamics", course at the von Karman Institute, team teaching with faculty (1.5 ECTS, research master students).

- 02/2018 - present: "Seminars in Aerospace", course at the von Karman Institute, team teaching with faculty (1 ECTS, research master students).

- 10/2010 - present: "Experimental Laboratory", course at the von Karman Institute, team teaching with faculty (2 ECTS, research master students).

Research

Main Research Interest

• Hypersonics, re-entry vehicles and space debris

• High-speed aerodynamics, Aerothermodynamics

• Boundary layer laminar-to-turbulent transition, Boundary layer stability, Turbulence, Viscous effects

• Development of hypersonic wind tunnels, nozzle design

• Measurement techniques for high-speed flows, wind tunnel flow characterization

Publications

Journal articles

- Kovács, D. G., Grossir G., Dimitriadis G., and Chazot O. (2023). “Space debris interaction across a two-dimensional oblique shock wave”. Experiments in Fluids, 64.46, pp. 1-17.

- Saavedra, J., Grossir G., Chazot O., and Paniagua G. (Apr. 2022). “Start-up analysis of a hypersonic short-duration facility”. AIAA Journal 60.4, pp. 2060–2074.

- Ferrer, R., Verlinde M., Verstraelen E., Claessens A., Huyse A., Kraemer S., Kudryavtsev Y., Romans J., Van den Bergh P., Van Duppen P., Zadvornaya A., Chazot O., Grossir G.., Kalikmanov V. I., Nabuurs M., and Reynaerts D. (Oct. 2021). “Hypersonic nozzle for laser-spectroscopy studies at 17K characterized by resonance-ionization-spectroscopy-based flow mapping”. Physical Review Research 3 3.4, p. 043041.

- Annaloro, J., Galera S., Thiebaut C., Spel M., Van Hauwaert P., Grossir G., Paris S., Chazot O., and Omaly P. (June 2020). “Aerothermodynamics modelling of complex shapes in the DEBRISK atmospheric reentry tool: methodology and validation”. Acta Astronautica 171, pp. 388–402.

- Grossir G., Puorto D., Ilich Z., Paris S., Chazot O., Rumeau S., Spel M., and Annaloro J. (July 2020). “Aerodynamic characterization of space debris in the VKI Longshot hypersonic tunnel using a free-flight measurement technique”. Experiments in Fluids 61.7, p. 163.

- Grossir G., Pinna F., and Chazot O. (Sept. 2019). “Influence of nose-tip bluntness on conical boundary-layer instabilities at Mach 10”. AIAA Journal 57.9, pp. 3859–3873.

- Marineau, E. C., Grossir G., Wagner A., Leinemann M., Radespiel R., Tanno H., Chynoweth B. C., Schneider S. P., Wagnild R. M., and Casper K. M. (Mar. 2019). “Analysis of second-mode amplitudes on sharp cones in hypersonic wind tunnels”. Journal of spacecraft and rockets 56.2, pp. 307–318.

- Paredes, P., Choudhari M. M., Li F., Jewell J. S., Kimmel R. L., Marineau E. C., and Grossir G. (Mar.2019). “Nose-tip bluntness effects on transition at hypersonic speeds”. Journal of Spacecraft and Rockets 56.2, pp. 369–387.

- Grossir G., Dias B., Chazot O., and Magin T. E. (Dec. 2018). “High temperature and thermal non-equilibrium effects on the determination of free-stream flow properties in hypersonic wind tunnels”. Physics of Fluids 30.126102, pp. 1–13.

- Grossir G., Van Hove B., Paris S., Rambaud P., and Chazot O. (May 2016). “Free-stream static pressure measurements in the Longshot hypersonic wind tunnel and sensitivity analysis”. Experiments in Fluids 57.64, pp. 1–13.

- Regert, T., Grossir G., Paris S., and Blay Esteban L. (Feb. 2014). “Schlieren visualization for high-speed flows based on laser-induced fluorescence”. Experiments in Fluids 55.1667, pp. 1–6.

Contribution to books:

- Grossir G.(Oct. 2023). “Aerodynamic force measurements”. In: Introduction to Measurement Techniques in Fluid Dynamics. VKI Lecture Series 2023. von Karman Institute for Fluid Dynamics.

- Grossir G. and Dias B. (Dec. 2018). “Flow characterization of the VKI Longshot wind tunnel”. In: Flow characterization and modeling of hypersonic wind tunnels. VKI Lecture Series 2018/19. STO-EN-AVT-325. von Karman Institute for Fluid Dynamics. Chap. 3.

- Grossir G. and Ilich Z. (Dec. 2018). “Numerical modeling of the VKI Longshot compression process”. In: Flow characterization and modeling of hypersonic wind tunnels. VKI Lecture Series 2018/19. STO-EN-AVT-325. von Karman Institute for Fluid Dynamics. Chap. 2.

- Grossir G. (2017). “Experimental characterization of hypersonic transitional boundary layers”. In: Introduction to stability and transition analysis methods. VKI Lecture Series 2018-01. von Karman Institute for Fluid Dynamics.