Spark ignition transitions in premixed turbulent combustion

SS Shy - Progress in Energy and Combustion Science, 2023 - Elsevier
Recent discoveries and developments on the dynamic process of premixed turbulent spark
ignition are reviewed. The focus here is on the variation of turbulent minimum ignition …

Laser ignition energy for turbulent premixed hydrogen air jets

S Jo, JP Gore - Combustion and Flame, 2022 - Elsevier
New measurements of laser ignition energy in flowing turbulent hydrogen air mixture jets are
reported. Successful ignition occurs if the input by the ignition laser within the volume of …

On the minimum ignition energy and its transition in the localised forced ignition of turbulent homogeneous mixtures

CT d'Auzay, V Papapostolou, SF Ahmed… - Combustion and …, 2019 - Elsevier
The minimum energy requirements for ensuring (i) just successful ignition and (ii) successful
self-sustained flame propagation without the assistance of an external energy source …

Reliable laser ablation ignition of combustible gas mixtures by femtosecond filamentating laser

T Liang, H Zang, W Zhang, L Zheng, D Yao, H Li, H Xu… - Fuel, 2022 - Elsevier
Laser ablation ignition is an efficient approach in igniting lean-fuels with significantly
reduced minimum pulse energy (MPE), but it requires a precise position control between the …

Laser-induced spark ignition of gaseous and quiescent N-decane–air mixtures

C Strozzi, P Gillard, JP Minard - Combustion Science and …, 2014 - Taylor & Francis
Non-resonant breakdown ignition of quiescent mixtures of n-decane vapors and air is
characterized by focusing the beam of a Nd: YAG laser operating at 1064 nm within a closed …

Effects of fuel Lewis number on the minimum ignition energy and its transition for turbulent homogeneous fuel–air mixtures

V Papapostolou, N Chakraborty - International Journal of …, 2023 - journals.sagepub.com
The effects of fuel Lewis number on the minimum ignition energy (MIE) requirements for
ensuring successful thermal runaway, and self-sustained flame propagation have been …

Experimental Investigation of Flame-Film Cooling Interactions With an Academic Test Rig and Optical Laser Diagnostics

S Petit, B Quevreux, R Morin… - Journal of …, 2023 - asmedigitalcollection.asme.org
The development of lighter low-carbon technologies in the aviation sector raises a
technological challenge regarding material durability and wall thermal management. This …

Laser Induced Spark Ignition for Laminar Premixed Hydrogen Air Jets

S Jo, JP Gore - AIAA Scitech 2021 Forum, 2021 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2021-0681. vid An energy balance
between the energy deposited by a laser-induced spark and the energy advected and …

A numerical investigation of the effects of fuel composition on the minimum ignition energy for homogeneous biogas-air mixtures

V Papapostolou, C Turquand d'Auzay… - Flow, Turbulence and …, 2021 - Springer
The minimum ignition energy (MIE) requirements for ensuring successful thermal runaway
and self-sustained flame propagation have been analysed for forced ignition of …

Flame kernel generation and propagation in turbulent partially premixed hydrocarbon jet

MS Mansour, AM Elbaz, MF Zayed - Combustion Science and …, 2014 - Taylor & Francis
Flame development, propagation, stability, combustion efficiency, pollution formation, and
overall system efficiency are affected by the early stage of flame generation defined as flame …