On the impact of H2-enrichment on flame structure and combustion dynamics of a lean partially-premixed turbulent swirling flame

PW Agostinelli, D Laera, I Chterev, I Boxx… - Combustion and …, 2022 - Elsevier
Abstract Large Eddy Simulation (LES) with Conjugate Heat Transfer (CHT) is used to
analyze the impact of H 2-enrichment on the flame structure and combustion dynamics of a …

High-frequency transverse combustion instabilities of lean-premixed multislit hydrogen-air flames

T Lee, KT Kim - Combustion and flame, 2022 - Elsevier
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 …

A combined oscillation cycle involving self-excited thermo-acoustic and hydrodynamic instability mechanisms

D Fredrich, WP Jones, AJ Marquis - Physics of Fluids, 2021 - pubs.aip.org
The paper examines the combined effects of several interacting thermo-acoustic and
hydrodynamic instability mechanisms that are known to influence self-excited combustion …

Hydrogen-enriched natural gas co-firing: a comparison of FGM and EDC models

R Zhao, U Igie, D Abbott - … Expo: Power for …, 2023 - asmedigitalcollection.asme.org
To facilitate the transition from natural gas to a future hydrogen economy, the combustion of
natural gas/hydrogen blends in gas turbines will play an important role in power generation …

[HTML][HTML] Stable, entropy-pressure compatible subsonic Riemann boundary condition for embedded DG compressible flow simulations

G Lyu, C Chen, X Du, SJ Sherwin - Journal of Computational Physics, 2023 - Elsevier
One approach to reducing the computational cost of simulating transitional compressible
boundary layer flow is to adopt a near body reduced domain with boundary conditions …