Prediction and control of combustion instabilities in real engines

T Poinsot - Proceedings of the Combustion Institute, 2017 - Elsevier
This paper presents recent progress in the field of thermoacoustic combustion instabilities in
propulsion engines such as rockets or gas turbines. Combustion instabilities have been …

Exploration of combustion instability triggering using large eddy simulation of a multiple injector liquid rocket engine

A Urbano, L Selle, G Staffelbach, B Cuenot… - Combustion and …, 2016 - Elsevier
This article explores the possibility of analyzing combustion instabilities in liquid rocket
engines by making use of Large Eddy Simulations (LES). Calculations are carried out for a …

The thickened flame approach for non-premixed combustion: Principles and implications for turbulent combustion modeling

B Cuenot, F Shum-Kivan, S Blanchard - Combustion and Flame, 2022 - Elsevier
Modeling turbulent non-premixed combustion remains a challenge in the context of Large
Eddy Simulation (LES) in complex geometries and for realistic conditions, taking into …

Experimental investigation of combustion dynamics and NOx/CO emissions from densely distributed lean-premixed multinozzle CH4/C3H8/H2/air flames

U Jin, KT Kim - Combustion and Flame, 2021 - Elsevier
Lean-premixed fuel-flexible combustion technology capable of operating on a wide range of
fuels, including high or pure hydrogen, is expected to play a crucial role in reducing nitrogen …

Combustion dynamics of lean fully-premixed hydrogen-air flames in a mesoscale multinozzle array

T Lee, KT Kim - Combustion and Flame, 2020 - Elsevier
In the near future, lean-premixed hydrogen combustion technology for low-emission gas
turbine engines is expected to be crucial in the effort to mitigate greenhouse gas emissions …

Large-eddy simulations of the mascotte test cases operating at supercritical pressure

T Schmitt - Flow, Turbulence and Combustion, 2020 - Springer
Liquid rocket, Diesel or aircraft engines may operate in the transcritical regime. In such
thermodynamic conditions, the classical phase change that occurs at subcritical pressure …

Impact of shear-coaxial injector hydrodynamics on high-frequency combustion instabilities in a representative cryogenic rocket engine

W Armbruster, J Hardi… - International Journal of …, 2022 - journals.sagepub.com
The excitation mechanism of a thermoacoustic instability in a 42-element research rocket
thrust chamber with representative operating conditions with respect to European cryogenic …

Modeling the equations of state using a flamelet approach in LRE-like conditions

PE Lapenna, G Indelicato, R Lamioni, F Creta - Acta Astronautica, 2019 - Elsevier
In this study, we investigate the averaging and modeling of real fluid equations of state (EoS)
used in the context of numerical simulations of flows under conditions relevant to liquid …

Combustion dynamics of annular systems

G Vignat, D Durox, T Schuller… - Combustion Science and …, 2020 - Taylor & Francis
New results on the dynamics of annular combustors during ignition and combustion
instabilities will be reviewed. Ignition dynamics is considered first by examining experiments …

Flame dynamics of a subscale rocket combustor operating with gaseous methane and gaseous, subcritical or transcritical oxygen

S Boulal, N Fdida, L Matuszewski, L Vingert… - Combustion and …, 2022 - Elsevier
This article describes an experimental investigation into the flame dynamics of a subscale
rocket combustor operating with five shear-coaxial injectors fed with methane and oxygen …