Premixed flames subjected to extreme turbulence: Some questions and recent answers

JF Driscoll, JH Chen, AW Skiba, CD Carter… - Progress in Energy and …, 2020 - Elsevier
It has been predicted that several changes will occur when premixed flames are subjected to
the extreme levels of turbulence that can be found in practical combustors. This paper is a …

Structure and dynamics of highly turbulent premixed combustion

AM Steinberg, PE Hamlington, X Zhao - Progress in Energy and …, 2021 - Elsevier
Turbulent premixed combustion involves simultaneous and mutually interacting fluid,
chemical, and transport phenomena spanning a wide range of spatial and temporal scales …

A comparison of the blow-out behavior of turbulent premixed ammonia/hydrogen/nitrogen-air and methane–air flames

S Wiseman, M Rieth, A Gruber, JR Dawson… - Proceedings of the …, 2021 - Elsevier
Ammonia has been identified as a promising energy carrier that produces zero carbon
dioxide emissions when used as a fuel in gas turbines. Although the combustion properties …

Fuel effects on lean blow-out in a realistic gas turbine combustor

L Esclapez, PC Ma, E Mayhew, R Xu, S Stouffer… - Combustion and …, 2017 - Elsevier
Towards the implementation of alternative jet fuels in aviation gas turbines, testing in
combustor rigs and engines is required to evaluate the fuel performance on combustion …

Review of novel combustion techniques for clean power production in gas turbines

MA Nemitallah, SS Rashwan, IB Mansir… - Energy & …, 2018 - ACS Publications
The tremendous increase in energy demand due to increased population and rapid
economics results in an increased level of atmospheric pollutants and global warming. The …

Effects of free stream flow turbulence on blowoff characteristics of bluff-body stabilized premixed flames

BR Chowdhury, BM Cetegen - Combustion and Flame, 2018 - Elsevier
In this article we report on an experimental investigation of a bluff-body stabilized lean
premixed flame subjected to different levels of free stream turbulence intensities (4, 14, 24 …

Experimental study of the effects of free stream turbulence on characteristics and flame structure of bluff-body stabilized conical lean premixed flames

BR Chowdhury, BM Cetegen - Combustion and Flame, 2017 - Elsevier
This article describes an experimental investigation of the effect of different levels of free
stream turbulence intensity on the structure of an unconfined, lean propane–air flame …

Contributions of flame thickening and extinctions to a heat release rate marker of intensely turbulent premixed hydrogen-enriched methane-air flames

S Mohammadnejad, Q An, P Vena, S Yun… - Combustion and …, 2021 - Elsevier
Influences of the reaction zone thickening and extinctions on a heat release rate marker of
extremely turbulent hydrogen-enriched methane-air flames are investigated using …

Thick reaction zones in non-flamelet turbulent premixed combustion

S Mohammadnejad, Q An, P Vena, S Yun… - Combustion and …, 2020 - Elsevier
Internal structure of extremely turbulent flames is investigated experimentally using
simultaneous planar laser-induced fluorescence of formaldehyde molecule and hydroxyl …

Blow-off mechanisms of turbulent premixed bluff-body stabilised flames operated with vapourised kerosene fuels

RS Pathania, AW Skiba, R Ciardiello… - Proceedings of the …, 2021 - Elsevier
The lean blow-off (LBO) behaviour of unconfined lean premixed bluff-body stabilised flames
with various fuels was investigated. Methane and vapourised ethanol, heptane, Jet-A, and …