- 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