S
Samer F. Ahmed
Researcher at Qatar University
Publications - 38
Citations - 1034
Samer F. Ahmed is an academic researcher from Qatar University. The author has contributed to research in topics: Ignition system & Combustion. The author has an hindex of 14, co-authored 38 publications receiving 883 citations. Previous affiliations of Samer F. Ahmed include University of Cambridge & King Fahd University of Petroleum and Minerals.
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Journal ArticleDOI
Spark ignition of lifted turbulent jet flames
TL;DR: In this article, the authors used a high-speed camera and planar laser-induced fluorescence of a cylindrical shape with a propagating edge upstream to study the effects of the jet velocity and air premixing of the fuel stream on the ignition probability.
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A review of recent developments in carbon capture utilizing oxy‐fuel combustion in conventional and ion transport membrane systems
M. A. Habib,Hassan M. Badr,Samer F. Ahmed,Rached Ben-Mansour,Khaled Mezghani,Susumu Imashuku,Yang Shao-Horn,N. D. Mancini,Alexander Mitsos,Patrick Kirchen,A. F. Ghoneim +10 more
TL;DR: In this paper, a review of the performance of combustors utilizing oxy-fuel combustion process, materials utilized in ion-transport membranes and the integration of such reactors in power cycles is provided.
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Spark ignition of turbulent nonpremixed bluff-body flames
TL;DR: In this paper, the authors investigated the stability and ignitability limits of turbulent non-premixed bluff-body flames with radial fuel injection for different fuel and air bulk velocities and swirl conditions, and showed that successful and failed ignition events have been visualized by high-speed and planar laser-induced fluorescence (PLIF) imaging.
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Ignition of turbulent swirling n-heptane spray flames using single and multiple sparks
TL;DR: In this article, the authors examined the ignition process of an n-heptane spray in a flow typical of a liquid-fuelled burner and found that successful ignition events were associated with flamelets that propagated back towards the spray nozzle.
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Measurements of ignition probability in turbulent non-premixed counterflow flames
TL;DR: In this paper, the ignition probability of turbulent counterflow non-premixed flames has been examined in terms of Pign and evolving flame structure, and it was found that the flame spread as an edge flame with a large scatter in its radial position between individual realizations at the same time from the spark.