Results 31 to 40 of about 5,495,151 (358)

Chemical effects of hydrogen addition on soot formation in counterflow diffusion flames: Dependence on fuel type and oxidizer composition

open access: yes, 2020
We experimentally studied and kinetically modeled the effects of hydrogen addition on soot formation in methane and ethylene counterflow diffusion flames (CDFs). To isolate the chemical effects of hydrogen in such flames, we also ran a set of experiments
Lei Xu, Fuwu Yan, Yu Wang, S. Chung
semanticscholar   +1 more source

Molecular dynamics simulation of soot formation during diesel combustion with oxygenated fuel addition.

open access: yesPhysical Chemistry, Chemical Physics - PCCP, 2020
This study investigates the soot formation process of diesel combustion using molecular dynamics simulations with reactive force fields by examining the effects of five oxygenated additives on diesel soot reduction.
Cheng Chen, Xi Jiang
semanticscholar   +1 more source

A Synergic Application of High-Oxygenated E-Fuels and New Bowl Designs for Low Soot Emissions: An Optical Analysis

open access: yesApplied Sciences, 2023
Synthetic fuels significantly reduce pollutant emissions and the carbon footprint of ICE applications. Among these fuels, oxymethylene dimethyl ethers (OMEX) are an excellent candidate to entirely or partially replace conventional fuels in compression ...
José V. Pastor   +4 more
doaj   +1 more source

Formation of incipient soot particles from polycyclic aromatic hydrocarbons: A ReaxFF molecular dynamics study [PDF]

open access: yes, 2017
In this study, we present the results from a series of ReaxFF molecular dynamics (MD) simulations to uncover the underlying mechanisms behind the nucleation and growth of incipient soot particles from polycyclic aromatic hydrocarbons (PAHs). PAHs, namely,
Luo, KH, Mao, Q, van Duin, ACT
core   +1 more source

Soot Formation in Methane Pyrolysis Reactor: Modeling Soot Growth and Particle Characterization

open access: yesThe Journal of Physical Chemistry A, 2022
Methane pyrolysis is a very attractive and climate-friendly process for hydrogen production and the sequestration of carbon as solid material. The formation of soot particles in methane pyrolysis reactors needs to be understood for technology scale-up calling for appropriate soot growth models.
Akash Bhimrao Shirsath   +9 more
openaire   +3 more sources

Effects of pressure on soot formation in laminar coflow methane/air diffusion flames doped with n-heptane and toluene between 2 and 8 atm

open access: yesProceedings of the Combustion Institute, 2020
There is currently a lack of adequate understanding of soot formation in flames fueled with liquid hydrocarbons at elevated pressures. In this study, laminar coflow n-heptane and toluene doped CH4/air diffusion flames were numerically investigated under ...
M. Gu   +3 more
semanticscholar   +1 more source

Effect of H2/CO addition on soot formation in ethylene diffusion flame

open access: yesFrontiers in Energy Research
Coupling the San Diego gas phase reaction mechanism and the Moss Brookes soot model using FLUENT14.0 software, the effect of adding H2/CO on the fuel side on soot formation in an ethylene/air laminar diffusion flame was studied.
Yindi Zhang   +7 more
doaj   +1 more source

Visualization of the soot formation process in the volatile flame of single coal particle using 10-kHz PAHs-PLIF, LII and LIS

open access: yesNihon Kikai Gakkai ronbunshu, 2021
Soot formation process during coal combustion is one of a key phenomenon to achieve a high-performance furnace. This is because the thermal radiation of soot influences the temperature distribution and the heat transfer process in the furnaces.
Shinya SAWADA   +6 more
doaj   +1 more source

Soot formation and burnout in flames [PDF]

open access: yes, 1980
The amount of soot formed when burning a benzene/hexane mixture in a turbulent combustor was examined. Soot concentration profiles in the same combustor for kerosene fuel are given.
Bittner, J. D.   +3 more
core   +1 more source

Kinetic modeling of soot formation in premixed burner-stabilized stagnation ethylene flames at heavily sooting condition [PDF]

open access: yes, 2018
A detailed kinetic mechanism of soot formation and oxidation is revised and extended to include temperature-dependent collision efficiencies. The collision efficiency for various particle size is studied and compared with experimental data and molecular ...
Faravelli, Tiziano   +3 more
core   +1 more source

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