CHINNAYYA Ashwin

Professeur des Universités, ENSMA

CNRS-Université de Poitiers-ISAE ENSMA

Téléport 2, 1 Avenue Clément Ader,
86360 Chasseneuil-du-Poitou
France

Biographie


Parcours universitaire et professionnel

2013 – present – Professeur des Universités, ISAE-ENSMA, Institut Pprime, UPR CNRS 3346, FRA

2012 – HDR in Energetics, Université de Rouen, FRA

2003 – 2013 – Maître de conférences, University of Rouen, UMR CNRS 6614 CORIA, FRA

2003 – Postdoctorant, Centre National D’Etudes Spatiales (CNES), CNRS UMR 6595, FRA

1999-2002 – Ph.D in Mécanique et énergétique, Aix-Marseille Université, CNRS – IUSTI UMR 6596, FRA

1996-1999 – Diplôme d’ingénieur, MATMECA Bordeaux, FRA

1997-1999 – M.Sc. Applied Mathematics, University of Bordeaux I, FRA

1994-1997 – B.Sc. Applied Mathematics, University of Bordeaux I, FRA

Recherche


Detonation dynamics

  • Detonation and shock propagation in gases and multiphase flows

Enseignement


2013- present – ISAE-ENSMA: Détonations & Explosions, Mécanique des Fluides Industriels, Bureaux  d’Etudes
2003 – 2013 – IUT de Rouen, département Génie Thermique & Energie: Mécanique des fluides compressibles, transferts thermiques, thermodynamique

Activités administratives


2015-present – Responsable de l’équipe DETO, Institut Pprime UPR 3346

2014-present – Membre du Conseil Scientifique, ISAE-ENSMA

Séléction de publications


Jarsalé, G., Virot, F., & Chinnayya, A. (2016). Ethylene–air detonation in water spray. Shock Waves, 26(5), 561-572.

Sow, A., Chinnayya, A., & Hadjadj, A. (2015). Computational study of non-ideal and mildly-unstable detonation waves. Computers & Fluids, 119, 47-57

Chauvin, A., Daniel, E., Chinnayya, A., Massoni, J., & Jourdan, G. (2015). Shock waves in sprays: numerical study of secondary atomization and experimental comparison. Shock Waves, 1-13

Jourdan, G., Mariani, C., Houas, L., Chinnayya, A., Hadjadj, A., Del Prete, E., … & Faure, S. (2015). Analysis of shock-wave propagation in aqueous foams using shock tube experiments. Physics of Fluids (1994-present), 27(5), 056101

Sow, A., Chinnayya, A., & Hadjadj, A. (2014). Mean structure of one-dimensional unstable detonations with friction. Journal of Fluid Mechanics, 743, 503-533.

Chinnayya, A., Hadjadj, A., & Ngomo, D. (2013). Computational study of detonation wave propagation in narrow channels. Physics of Fluids (1994-present), 25(3), 036101

Del Prete, E., Chinnayya, A., Domergue, L., Hadjadj, A., & Haas, J. F. (2013). Blast wave mitigation by dry aqueous foams. Shock Waves, 23(1), 39-53

Britan, A., Shapiro, H., Liverts, M., Ben-Dor, G., Chinnayya, A., & Hadjadj, A. (2013). Macro-mechanical modelling of blast wave mitigation in foams. Part I: review of available experiments and models. Shock Waves, 23(1), 5-23

Chaudhuri, A., Hadjadj, A., & Chinnayya, A. (2011). On the use of immersed boundary methods for shock/obstacle interactions. Journal of Computational Physics, 230(5), 1731-1748

Chaudhuri, A., Hadjadj, A., Chinnayya, A., & Palerm, S. (2011). Numerical study of compressible mixing layers using high-order WENO schemes. Journal of Scientific Computing, 47(2), 170-197

Ngomo, D., Chaudhuri, A., Chinnayya, A., & Hadjadj, A. (2010). Numerical study of shock propagation and attenuation in narrow tubes including friction and heat losses. Computers & Fluids, 39(9), 1711-1721

Ndiaye, L. G., Caillat, S., Chinnayya, A., Gambier, D., & Baudoin, B. (2010). Application of the dynamic model of Saeman to an industrial rotary kiln incinerator: Numerical and experimental results. Waste management, 30(7), 1188-1195.

Petitpas, F., Saurel, R., Franquet, E., & Chinnayya, A. (2009). Modelling detonation waves in condensed energetic materials: Multiphase CJ conditions and multidimensional computations. Shock waves, 19(5), 377-401

Chinnayya, A., Chtab, A., Shao, J. Q., Carter, R. M., Yan, Y., & Caillat, S. (2009). Characterization of pneumatic transportation of pulverised coal in a horizontal pipeline through measurement and computational modelling. Fuel, 88(12), 2348-2356.

You, X. F., Gorokhovski, M. A., Chinnayya, A., Chtab, A., & Cen, K. F. (2007). Experimental study and global model of PAH formation from coal combustion. Journal of the Energy Institute, 80(1), 12-21

Lallemand, M. H., Chinnayya, A., & Le Metayer, O. (2005). Pressure relaxation procedures for multiphase compressible flows. International journal for numerical methods in fluids, 49(1), 1-56

Chinnayya, A., Daniel, E., & Saurel, R. (2004). Modelling detonation waves in heterogenous energetic materials. Journal of Computational Physics, 196(2), 490-538

Chinnayya, A., LeRoux, A. Y., & Seguin, N. (2004). A well-balanced numerical scheme for the approximation of the shallow-water equations with topography: the resonance phenomenon. Int. J. Finite Volumes, 1, 1-33

Saurel, R., Chinnayya, A., & Renaud, F. (2003). Thermodynamic analysis and numerical resolution of a turbulent-fully ionized plasma flow model. Shock Waves, 13(4), 283-297

 

Habilitation à diriger des recherches: Chinnayya, A. (2012). Contribution à l’étude numérique des écoulements compressibles diphasiques (Université de Rouen)

Thèse de doctorat: Chinnayya, A. (2002). Construction de modèles et de méthodes numériques pour les écoulements multiphasiques à phases compressibles : application à la simulation des ondes de détonation dans les matériaux hautement énergétiques (Doctoral dissertation, Aix-Marseille)

 

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