Nicolas Vaysse

Doctorant @CNRS

Laboratoire EM2C, FR

Experimental study of flame stabilization and thermo-acoustic instabilitiesof hydrogen swirling flames in single-sector and annular combustors.Supervising team : Ronan Vicquelin, Sébastien Candel, Daniel Durox, Antoine RenaudSingle-sector (SICCA-H2): NOx emissions, combustion efficiency and stabilization mechanisms of hydrogen flames obtained using jet-in-crossflow injection.Study of mixing of hydrogen and air in such configurations.Measurement of lean blow-out limit extension and NOx emissions of plasma-assisted hydrogen flames using NRP discharges.Analysis of combustion dynamics. Comparison with low-order thermoacoustic models (FDF/FTM). Flame Describing Function measurements.Annular rig (MICCA-H2): Experimental analysis of thermo-acoustic instabilities coupled with azimuthal modes, Light-round ignition : flame propagation and pressure peaks. Writing of 6 peer-reviewed scientific papers: JEGTP, Comb and Flame, PROCIPublication and oral presentation at 8 international conferences (ASMETurbo Expo 23/24/25, SoTiC 23/25, ECM 23/25, Combustion Symposium 24)

Technische Universität Wien

Master, Ingénierie mécanique

CentraleSupélec

Diplôme d'ingénieur, Aéronautique

Collège Stanislas Paris

Classes préparatoires, Sciences physiques, Chimie, Mathématiques

Université Paris-Saclay

Master 2 (M2), Recherche

Université Paris-Saclay

Doctorat, Combustion