Strong flame interaction-induced collective dynamics of multi-element lean-premixed hydrogen flames

Y Choi, KT Kim - International Journal of Hydrogen Energy, 2023 - Elsevier
Multi-element injector configurations, typically comprising numerous small-scale jet nozzles,
will be required to enable reliable lean-premixed gas turbine combustion operating with …

[HTML][HTML] Effects of hydrogen enrichment on the heat generation and emission of natural gas turbulent premixed flame

A Odeh, MC Paul - International Journal of Hydrogen Energy, 2024 - Elsevier
The demand for clean energy and the decarbonisation targets set globally require
researching and developing new solutions. An efficient computational approach was …

The Effect of Hydrogen on Nonlinear Flame Saturation

E Æsøy, T Indlekofer… - … of Engineering for …, 2023 - asmedigitalcollection.asme.org
We investigate the effect of increasing levels of hydrogen enrichment on the nonlinear
response and saturation of premixed bluff-body stabilized methane/hydrogen flames …

Effect of hydrogen addition on the consumption speed of lean premixed laminar methane flames exposed to combined strain and heat loss

AM Garcia, S Le Bras, W Polifke - Combustion Theory and …, 2023 - Taylor & Francis
This study presents a numerical analysis of the impact of hydrogen addition on the
consumption speed of premixed lean methane-air laminar flames exposed to combined …

Modelling Turbulent Premixed CH4/H2/air Flames with Effects of Stretch, Heat Loss and Non-unity Lewis Number for Flame Stabilization and Dynamics

H Kutkan - 2023 - tesidottorato.depositolegale.it
This research study investigates the effects of hydrogen enrichment on bluff-body stabilized
turbulent premixed methane flames in the lean combustion regime. To this end, a premixed …

Numerical Modeling of Swirl Stabilized Lean-Premixed H2–CH4 Flames With the Artificially Thickened Flame Model

S Castellani, PC Nassini… - … for Gas Turbines …, 2024 - asmedigitalcollection.asme.org
The lean premixed technology is a very convenient combustion strategy to progressively
move from natural gas to high hydrogen content fuels in gas turbines limiting the pollutants …

LES of Turbulent Premixed CH4/H2/Air Flames With Stretch and Heat Loss for Flame Characteristics and Dynamics

H Kutkan, A Amato, G Campa… - … Expo: Power for …, 2022 - asmedigitalcollection.asme.org
This paper presents large eddy simulation (LES) turbulent combustion models for premixed
methane/hydrogen/air mixtures which account for stretch, heat loss and Lewis number …

Influence of pilot H2 injection on methane-air swirled flame stabilization and acoustic response

A Aniello, D Laera, S Marragou, T Poinsot… - Combustion and …, 2023 - Elsevier
Abstract Large Eddy Simulation is used to investigate the effect of localized pilot H 2
injection on the Flame Transfer Function (FTF) of a premixed CH 4-air swirled flame. The …

Combustion Modelling of the T100 Micro-Gas Turbine Burner Including the Influence of the Stretch and Heat Loss/Gain Effects on the Flame

G Generini, A Andreini… - … Expo: Power for …, 2024 - asmedigitalcollection.asme.org
This paper focuses on the application of an extension for Zimont's Turbulent Flame Closure
(TFC) model turbulent flame speed formulation to include stretch and heat loss and gain …

[PDF][PDF] Numerical Simulation of Turbulent Diffusion Flames of a Biogas Enriched with Hydrogen.

N Krarraz, A Sabeur, K Safer… - Fluid Dynamics & …, 2024 - cdn.techscience.cn
Any biogas produced by the anaerobic fermentation of organic materials has the advantage
of being an environmentally friendly biofuel. Nevertheless, the relatively low calorific value of …