- Author
- Nicoud, F. | Poinsot, T.
- Title
- Thermoacoustic Instabilities: Should the Rayleigh Criterion Be Extended to Include Entropy Changes?
- Coporate
- Université Montpellier II, Montpellier, France Institut de Mécanique des Fluides de Toulouse, France
- Journal
- Combustion and Flame, Vol. 142, No. 1/2, 153-159, July 2005
- Keywords
- entropy | thermoacoustics | pressure | heat release | combustion | equations
- Identifiers
- fluctuation energy; rayleigh criterion; Large-Eddy Simulation (LES); definitions of acoustic energy (AE) and fluctuation energy (FE); conservation equations for acoustic energy (AE) and fluctuation energy (FE); summary of criteria for combustion instability for zero thermal diffusivity, zero viscosity, and constant mean entropy