Results 11 to 20 of about 13,058,346 (373)

Sensing flame structure by process tomography [PDF]

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2016
Non-intrusive visualization of the structure of flames can offer us many advantages in studying the reaction mechanisms of combustion and observing special distributions of the parameters required for the development of equipment such as jet engines and gas turbines.
Jing Liu   +5 more
openaire   +3 more sources

The Effect of Diluents on the Flame Structure and NO Generation Characteristics of H2/CO Micromixing Flames

open access: yesEnergies, 2023
This paper uses numerical simulation to investigate the effects of diluents on the flame structure and NO generation of H2/CO micromixing flames. The results show that under the same thermal power condition, the diluents reduce the flame temperature and ...
Wentong Wang   +3 more
doaj   +1 more source

Experimental Study of Coflow Propane—Air Laminar Diffusion Flames at Subatmospheric Pressures

open access: yesApplied Sciences, 2021
The effect of pressure on the flame’s physical structure and soot formation of the coflow propane—air laminar diffusion flames was studied experimentally at subatmospheric pressures from 30 to 101 kPa.
Jiajie Yao, Jiahao Liu, Jian Wang
doaj   +1 more source

Experimental Study on Dynamic Combustion Characteristics in Swirl-Stabilized Combustors

open access: yesEnergies, 2021
An experimental study was performed to investigate the combustion instability characteristics of swirl-stabilized combustors. A premixed gas composed of ethylene and air was burned under various flow and geometric conditions.
Donghyun Hwang, Kyubok Ahn
doaj   +1 more source

Numerical Investigation on the Effect of Ammonium Perchlorate Content and Position on the Combustion Characteristics of an Ammonium Perchlorate/Hydroxyl-Terminated Polybutadiene Propellant

open access: yesAerospace, 2023
A gas–solid-coupled sandwich combustion model was established for ammonium perchlorate (AP)/hydroxyl-terminated polybutadiene (HTPB) composite propellant.
Di Sun   +4 more
doaj   +1 more source

Development of self-deformation-robot with regular icosahedron structure using bending-type-pneumatic-artificial-muscle and drive experiment

open access: yesNihon Kikai Gakkai ronbunshu, 2021
Robots are becoming more familiar to humans, and soft robot that light and flexible and safety are attracting attention. We designed self-deformation-robot(SDR) for exploration and watching using bending-type-pneumatic-artificial-muscle (BPAM) which ...
Naoya ISHIGURI   +2 more
doaj   +1 more source

Flowfield-flame structure interactions in an oscillating swirl flame [PDF]

open access: yesCombustion, Explosion, and Shock Waves, 2009
A swirling methane-air diffusion flame at atmospheric pressure is stabilized in a gas turbine model combustor with good optical access. The investigated flame with a thermal power of 10 kW and an overall equivalence ratio of 0.75 exhibits pronounced thermoacoustic oscillations at a frequency of 295 Hz.
Sadanandan, Rajesh   +2 more
openaire   +2 more sources

Experimental Study on the Stabilization Mechanism of Diffusion Flames in a Curved Impinging Spray Combustion Field in a Narrow Region

open access: yesEnergies, 2021
HVAF (High Velocity Air Flame) flame spraying can generate supersonic high-temperature gas jets, enabling thermal spraying at unprecedented speeds. However, there is a problem with the energy cost of this device.
Hideo Kawahara   +4 more
doaj   +1 more source

Dynamics of Laterally Propagating Flames in X-ray Bursts. I. Burning Front Structure [PDF]

open access: yes, 2019
We investigate the structure of laterally-propagating flames through the highly-stratified burning layer in an X-ray burst. Two-dimensional hydrodynamics simulations of flame propagation are performed through a rotating plane-parallel atmosphere ...
Cavecchi, Yuri   +5 more
core   +2 more sources

Comparison of the Diffusive Flame Structure for Dodecane and OMEX Fuels for Conditions of Spray A of the ECN

open access: yes, 2020
A comparison of the flame structure for two different fuels, dodecane and oxymethylene dimethyl ether (OMEX), has been performed under condition of Spray A of the Engine Combustion Network (ECN).
J. Pastor   +3 more
semanticscholar   +1 more source

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