A Review on Flame Stabilization Technologies for UAV Engine Micro-Meso Scale Combustors: Progress and Challenges

G Velidi, CS Yoo - Energies, 2023 - mdpi.com
Unmanned aerial vehicles (UAV) s have unique requirements that demand engines with
high power-to-weight ratios, fuel efficiency, and reliability. As such, combustion engines …

[PDF][PDF] Experimental investigation of blending acetylene with iraqi lpg to determine a flame stability map

JT Al-Naffakh, MR Al-Qassab, BT Neamah… - Journal of Petroleum …, 2022 - iasj.net
The difficult challenges facing the designers and engineers of combustion systems are the
flame stability (flame stability map) represented by the limits of flashback and blow-off. In this …

Burner rim geometry effect on flame stability

J Al-Naffakh, M Al-Fahham… - IOP Conference Series …, 2020 - iopscience.iop.org
We studied a swirl burner in atmospheric pressure combustion system with different burner
lengths to burner rim diameter ratios (L/D). Three ratios, of L/D 1, 2 and 3, were used to …

Enhancing flame flashback resistance against Combustion Induced Vortex Breakdown and Boundary Layer Flashback in swirl burners

FA Hatem, AS Alsaegh, M Al-Faham, A Valera-Medina… - Applied energy, 2018 - Elsevier
Swirl combustors have proven to be effective flame stabilisers over a wide range of
operation conditions thanks to the formation of well-known swirl coherent structures …

Flashback and combustion stability in swirl burners

KS Hasan, WA Abd Al-wahid… - IOP Conference Series …, 2020 - iopscience.iop.org
Flame flashback phenomena and combustion stability in a swirl burners represent the major
of instability problems that lead to causing a considerable damage to combustion systems …

FLAME STABILITY IN SWIRLING AND BLUFF-BODY BURNERS: A REVIEW

AS Mahmood, FA Saleh - Jurnal Teknologi, 2023 - journals.utm.my
Flame stability is one of the main challenges facing the different combustion applications. A
lot of undesirable phenomena such as blow-off and flashback may occur according to the …

Initial Numerical Simulations of a Laboratory-Scale Premixed Hydrogen/Air High Swirl Experiment

CJ Caulfield, S Patil… - … Expo: Power for …, 2023 - asmedigitalcollection.asme.org
As decarbonization of combustion systems is critically important, studies focusing on
hydrogen combustion are required and undertaken for various future industrial applications …

Enhancement flame flashback resistance against CIVB and BLF in swirl burners

FA Hatem, AS Alsaegh, M Al-Faham, A Valera-Medina - Energy Procedia, 2017 - Elsevier
Swirl combustors have proven as effective flame stabilisers over a wide range of operation
conditions thanks to the formation of well-known swirl coherent structures. However …

Experimental Investigation of the Flame Stability Map (operating Window) by Using a Tangential Swirl Burner for the Confinement and Unconfinement Space

KS Hasan, HHS Khwayyir… - IOP Conference Series …, 2020 - iopscience.iop.org
Despite the development in the field of energy usage and the ways to reach it to meet the
needs of human life, the energy is the actual measure of development in any society. The …

Effects of different nozzle configurations on swirl flow topology in tangential swirl burners

AS Alsaegh, A Valera-Medina, NA Hussein… - Energy Procedia, 2019 - Elsevier
Flame flashback is one of the central combustion instabilities, especially when it appears in
the form of boundary layer flashback (BLF) or combustion induced vortex breakdown (CIVB) …