Numerical study of interaction of coal dust with premixed fuel-lean methane-air flames
Sign Up to like & getrecommendations! Published in 2020 at "Advanced Powder Technology"
DOI: 10.1016/j.apt.2020.07.027
Abstract: Abstract Interaction of combustible particles with flames occurs in fire scenarios. In this study, numerical investigation of interaction of coal dust or micron-sized particles with lean premixed methane-air flames is presented. A two-dimensional axisymmetric domain… read more here.
Keywords: methane air; interaction coal; coal dust; coal ... See more keywords
Analysis on stationary window of oblique detonation wave in methane-air mixture
Sign Up to like & getrecommendations! Published in 2021 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2021.107038
Abstract: Abstract In order to obtain the standing conditions and stationary range of oblique detonation wave in methane-air combustible mixture, we use the Newton-Raphson iteration method to solve the perfect gas flow conservation equations of oblique… read more here.
Keywords: stationary window; detonation wave; oblique detonation; detonation ... See more keywords
Flammability limit of methane-air nonpremixed mixture in a micro preheated combustor with a flame holder
Sign Up to like & getrecommendations! Published in 2020 at "Chemical Engineering Science"
DOI: 10.1016/j.ces.2020.115914
Abstract: Abstract In this study, a novel micro nonpremixed combustor, which could act as a microthruster, was developed. The flammability limits of a methane–air nonpremixed mixture in this combustor were investigated by numerical simulation. The results… read more here.
Keywords: methane air; flammability limit; combustor; mixture ... See more keywords
Turbulent Flame Speed Dependencies in Lean Methane-Air Mixtures under Engine Relevant Conditions
Sign Up to like & getrecommendations! Published in 2017 at "Combustion and Flame"
DOI: 10.1016/j.combustflame.2017.02.023
Abstract: Abstract Direct numerical simulations are carried out to study the behavior of turbulent flames propagating in lean methane-air mixtures of equivalence ratio 0.5 and for non-dimensional turbulence intensities (urms/SL) of 2-25. The turbulent Reynolds number… read more here.
Keywords: methane air; turbulent flame; flame; flame speed ... See more keywords
The time dependent investigation of methane-air counterflow diffusion flames with detailed kinetic and pollutant effects into a micro/macro open channel
Sign Up to like & getrecommendations! Published in 2020 at "Case Studies in Thermal Engineering"
DOI: 10.1016/j.csite.2020.100603
Abstract: Abstract In the present study, time-dependent numerical analysis of methane-air counterflow diffusion flame into a selected macro/micro open channel is investigated. The flame is simulated by multi and single-step reaction approaches into an open channel… read more here.
Keywords: methane air; open channel; time dependent; time ... See more keywords
Experimental study on premixed turbulent flame of methane/air in a spherical closed chamber
Sign Up to like & getrecommendations! Published in 2020 at "Energy Conversion and Management"
DOI: 10.1016/j.enconman.2020.113219
Abstract: Abstract A turbulent combustion test platform is designed. It is demonstrated that the turbulent environment in a constant volume combustion chamber is isotropic and controllable. Based on the platform, the turbulent combustion characteristics of methane/air… read more here.
Keywords: methane air; chamber; flame; combustion ... See more keywords
Strengthening effect of microwave on spark ignited spherical expanding flames of methane-air mixture
Sign Up to like & getrecommendations! Published in 2020 at "Energy Conversion and Management"
DOI: 10.1016/j.enconman.2020.113368
Abstract: Abstract The Microwave Assisted Spark Ignition system is a novel and potential ignition method to improve efficiency of spark ignition engines. To better understand the coupling mechanisms/characteristics between microwaves and spark plasma, experiments were conducted… read more here.
Keywords: methane air; microwave spark; spark; effect ... See more keywords
The unsteady investigation of methane-air premixed counterflow flame into newly proposed plus-shaped channel over palladium catalyst
Sign Up to like & getrecommendations! Published in 2019 at "Energy"
DOI: 10.1016/j.energy.2019.07.163
Abstract: Abstract In this paper, the time dependent study of methane-air premixed counterflow flame into a newly proposed plus-shaped channel, in order to obtain effects of palladium catalyst surfaces on the flame structure and pollutant emissions,… read more here.
Keywords: methane air; flame; air premixed; palladium catalyst ... See more keywords
Investigation of laminar combustion characteristics of ozonized methane-air mixture in a constant volume combustion bomb
Sign Up to like & getrecommendations! Published in 2021 at "Energy"
DOI: 10.1016/j.energy.2021.120349
Abstract: Abstract The effect of ozone on the combustion performance of methane-air mixture was studied with a constant volume combustion bomb test bench under different initial pressures and equivalence ratios. The laminar combustion characteristic parameters were… read more here.
Keywords: mixture; laminar combustion; methane air; air mixture ... See more keywords
Stability limits and exhaust NO performances of ammonia-methane-air swirl flames
Sign Up to like & getrecommendations! Published in 2020 at "Experimental Thermal and Fluid Science"
DOI: 10.1016/j.expthermflusci.2020.110058
Abstract: Abstract Ammonia is a promising fuel for heat and power generation because it is carbon-free and it can be produced from abundant chemicals and renewable energy sources. However, ammonia-air mixtures feature a low reactivity and… read more here.
Keywords: air; methane air; ammonia methane; stability limits ... See more keywords
Analysis of wall temperature and heat flux distributions in a swirled combustor powered by a methane-air and a CO2-diluted oxyflame
Sign Up to like & getrecommendations! Published in 2019 at "Fuel"
DOI: 10.1016/j.fuel.2018.09.012
Abstract: The behavior of technically premixed CO2-diluted methane oxyflames is compared to operation with methane- air flames in a labscale combustor equipped with an axial-plus-tangential swirler. It has been shown in a former study that the… read more here.
Keywords: methane air; co2 diluted; heat;