Soot formation in high-pressure combustion: Status and challenges

H Chu, J Qi, S Feng, W Dong, R Hong, B Qiu, W Han - Fuel, 2023 - Elsevier
Combustion of hydrocarbon fuels lacks accurate and detailed reaction mechanisms, and the
majority of flame research is focused on atmospheric conditions, with little progress made in …

A review of the effects of hydrogen, carbon dioxide, and water vapor addition on soot formation in hydrocarbon flames

Y Wang, M Gu, Y Zhu, L Cao, B Zhu, J Wu, Y Lin… - International Journal of …, 2021 - Elsevier
Addition of reactive or inert substances is one of the most effective and practical ways to
control soot formation in combustion of hydrocarbon fuels. In this paper, the research …

Applications of PLIF in fundamental research on turbulent combustion of hydrogen and hydrogen hybrid fuels: A brief review

W Gu, X Liu, Z Wang, H Zheng - International Journal of Hydrogen Energy, 2024 - Elsevier
One of the important choices for achieving decarbonization goals on a large scale is the
extensive use of H 2. However, the highly reactive nature of H 2 often leads to challenges …

Effects of ammonia and hydrogen on the sooting characteristics of laminar coflow flames of ethylene and methane

SA Steinmetz, HA Ahmed, WR Boyette, MJ Dunn… - Fuel, 2022 - Elsevier
Hydrogen and its derivatives, including ammonia, are gaining increasing attention as carbon-
neutral fuel alternatives. An intermediate step in the transition to hydrogen and ammonia is …

Study on effects of NH3 and/or H2 addition on the characteristics of soot formation and gas emissions in a laminar ethylene diffusion flame

Z Yan, Y Yang, Q Li, Y Yan, Z Tian, C Song… - Fuel Processing …, 2023 - Elsevier
The effects of NH 3 and/or H 2 addition on the soot formation and gas emission in a laminar
ethylene diffusion flame were investigated with laser diagnosis methods, thermophoretic …

Soot formation in turbulent flames of ethylene/hydrogen/ammonia

WR Boyette, SA Steinmetz, TF Guiberti, MJ Dunn… - Combustion and …, 2021 - Elsevier
This paper presents an experimental study of turbulent non-premixed jet flames of
ethylene/nitrogen where the nitrogen is substituted with different proportions of hydrogen …

Effects of H2 addition on soot formation in counterflow diffusion flames of propane: A comparative analysis with He and N2 addition

Q Wang, L Xu, Y Wang - International Journal of Hydrogen Energy, 2023 - Elsevier
Abstract Co-firing hydrogen (H 2) with hydrocarbon fuels is widely seen as an effective
pathway to reduce soot emissions. Nevertheless, the soot-reducing potential of H 2 can be …

The influence of nitrogen and hydrogen addition/dilution on soot formation in coflow ethylene/air diffusion flames

A Khanehzar, F Cepeda, SB Dworkin - Fuel, 2022 - Elsevier
Harmful emissions from combustion, such as soot, have severe adverse effects on the
environment and human health. One way to mitigate these emissions and their dangerous …

Investigation of soot suppression by ammonia addition to laminar ethylene flames at varying pressure

F Cepeda, SB Dworkin, AE Karataş - Combustion and Flame, 2023 - Elsevier
Blending ammonia with hydrocarbon fuels is a promising pathway to expedite its use in
different industries, as it might offer a good compromise between energy output and …

Numerical investigation of soot formation in methane/n-heptane laminar diffusion flame doped with hydrogen at elevated pressure

D Wang, J Yao, W Dong, Z Rui, W Pan… - International Journal of …, 2024 - Elsevier
The addition of hydrogen in a dual-fuel mode based on natural gas and diesel offers great
potential for improving engine efficiency and reducing emissions. Therefore, detailed …