Combustion machine learning: Principles, progress and prospects
Progress in combustion science and engineering has led to the generation of large amounts
of data from large-scale simulations, high-resolution experiments, and sensors. This corpus …
of data from large-scale simulations, high-resolution experiments, and sensors. This corpus …
Applications of PLIF in fundamental research on turbulent combustion of hydrogen and hydrogen hybrid fuels: A brief review
W Gu, X Liu, Z Wang, H Zheng - International Journal of Hydrogen Energy, 2024 - Elsevier
One of the important choices for achieving decarbonization goals on a large scale is the
extensive use of H 2. However, the highly reactive nature of H 2 often leads to challenges …
extensive use of H 2. However, the highly reactive nature of H 2 often leads to challenges …
Understanding the role of flow dynamics in thermoacoustic combustion instability
J O'Connor - Proceedings of the Combustion Institute, 2023 - Elsevier
Thermoacoustic combustion instability is one of the most challenging operational issues in
several high-performance, low-emissions combustion technologies, including gas turbines …
several high-performance, low-emissions combustion technologies, including gas turbines …
Impact of wall heat transfer in Large Eddy Simulation of flame dynamics in a swirled combustion chamber
Abstract Large Eddy Simulation (LES) is a fundamental research tool to study gas turbines
and aero-engine combustors. In LES, although rarely addressed systematically, it is known …
and aero-engine combustors. In LES, although rarely addressed systematically, it is known …
Numerical investigation of combustion instability in a liquid rocket engine: Interaction effect between hydrodynamics and acoustic mode
In this paper, we present the numerical evidence of multiple bifurcations in thermoacoustic
instability as we decrease the equivalence ratio (ϕ) from fuel-rich (ϕ= 1.5) to fuel-lean (ϕ …
instability as we decrease the equivalence ratio (ϕ) from fuel-rich (ϕ= 1.5) to fuel-lean (ϕ …
[HTML][HTML] Numerical prediction of combustion instability limit cycle oscillations for a combustor with a long flame
A coupled numerical approach is investigated for predicting combustion instability limit cycle
characteristics when the combustor contains a long flame. The test case is the ORACLES …
characteristics when the combustor contains a long flame. The test case is the ORACLES …
Combustion dynamics of multi-element lean-premixed hydrogen-air flame ensemble
The crux of the technical issues facing the development of hydrogen gas turbine engines is
the problem of how to enable low NOx, low dynamics combustor operations without …
the problem of how to enable low NOx, low dynamics combustor operations without …
Thermoacoustic Instability in Combustors
AS Morgans, D Yang - Annual Review of Fluid Mechanics, 2024 - annualreviews.org
Thermoacoustic instability is a flow instability that arises due to a two-way coupling between
acoustic waves and unsteady heat release rate. It can cause damaging, large-amplitude …
acoustic waves and unsteady heat release rate. It can cause damaging, large-amplitude …
Experimental investigation of combustion dynamics and NOx/CO emissions from densely distributed lean-premixed multinozzle CH4/C3H8/H2/air flames
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 …
fuels, including high or pure hydrogen, is expected to play a crucial role in reducing nitrogen …
High-frequency transverse combustion instabilities of lean-premixed multislit hydrogen-air flames
The present experimental investigation is concerned with combustion dynamics of lean-
premixed multislit hydrogen-air flames, with the aim of addressing some of the central …
premixed multislit hydrogen-air flames, with the aim of addressing some of the central …