Stationary gas dynamics and heat transfer of turbulent flows in straight pipes at different turbulence intensity

L Plotnikov, N Grigoriev, L Osipov, V Slednev… - Energies, 2022 - mdpi.com
The gas-dynamic and heat-exchange behaviours of air flows in gas-dynamic systems have
a significant impact on the efficiency and environmental performance of most technical …

Numerical study of combustion noise of a lean-premixed green H2-ethylene fuel: A machine learning optimization

N Hajialigol, FA Boyaghchi - International Journal of Hydrogen Energy, 2024 - Elsevier
Unwanted consequences associated with entropy waves, such as increased NOx emission
levels, combustion instability, and generated noise, have long been recognized in the field …

Effect of the flame motion on azimuthal combustion instabilities

Y Song, X Liu, J Li, L Yang - Aerospace Science and Technology, 2022 - Elsevier
In the analysis of combustion instabilities in the annular combustors, especially for the
azimuthal combustion modes, the flame motion is usually neglected and the flame is …

Theoretical analysis and numerical validation of the mechanisms controlling composition noise

Y Gentil, G Daviller, S Moreau, NCW Treleaven… - Journal of Sound and …, 2024 - Elsevier
A new definition of entropy fluctuation is provided in this paper, that allows properly
separating entropy and mixture composition fluctuations. This decomposition into linearly …