Assessment of physical soot inception model in normal and inverse laminar diffusion flames

J Guo, P Liu, E Quadarella, K Yalamanchi… - Combustion and …, 2022 - Elsevier
Despite the extensive studies, accurate and reliable modeling of the soot inception process,
especially at high pressure conditions, amenable to multi-dimensional flame simulations …

A numerical study on soot formation in methane-ethanol diffusion flames

CC Lee, MV Tran, BT Tan, JB Ooi, CT Chong… - Fuel, 2022 - Elsevier
Numerical simulation was carried out to investigate the effect of ethanol addition on the soot
formation characteristics of methane diffusion flame. The ethanol blending ratio in methane …

The effects of CO2/CH4 ratio on soot formation for autothermal reforming of methane at elevated pressure

P Liu, J Guo, HG Im, WL Roberts - Combustion and Flame, 2023 - Elsevier
Autothermal reforming of methane (ATR) technique is a promising technology for H 2
production. Soot formed in the combustion region of ATR may deactivate the downstream …

The effect of preheating temperature on PAH/soot formation in methane/air co-flow flames at elevated pressure

P Liu, JJ Guo, E Quadarella, A Bennett, SR Gubba… - Fuel, 2022 - Elsevier
Preheating technology is widely used to improve the emission or efficiency of combustors,
such as diesel engines and gasifiers operating at high pressures. Soot is an unwanted by …

Effect of pressure and CO2 dilution on soot formation in laminar inverse coflow flame at conditions close to autothermal reforming

J Guo, P Liu, E Quadarella, SR Gubba, S Saxena… - Combustion and …, 2023 - Elsevier
Autothermal reforming (ATR) is an important technology for hydrogen production from
natural gas, where soot formation deserves particular attention as it may cause catalyst …

Chemical suppressive effect of ammonia addition on soot formation in laminar diffusion flames

J Guo, C Chu, Q Wang, P Liu, FY Aydin… - Proceedings of the …, 2024 - Elsevier
The co-firing of ammonia (NH 3) with hydrocarbon fuels is an effective strategy for reducing
CO 2 emissions and addressing the inherent low reactivity of NH 3. However, soot formation …

A species-weighted flamelet/progress variable model with differential diffusion effects for oxy-fuel jet flames

X Jiang, J Guo, Z Wei, E Quadarella, HG Im, Z Liu - Combustion and Flame, 2023 - Elsevier
A flamelet/progress variable (FPV) model accounting for the differential diffusion (DD) effects
is proposed and applied to large eddy simulation (LES) of turbulent oxy-fuel flames (Sevault …

Effect of pressure on soot formation and properties in laminar RP-3 kerosene diffusion flames

J Li, Z Gan - Combustion Science and Technology, 2024 - Taylor & Francis
Obtaining quantitative experimental data on soot properties of aviation kerosene at elevated
pressures is a significant concern for the surrogate fuel kinetic model of aviation kerosene …

Investigation of soot inception limits and chemiluminescence characteristics of laminar coflow diffusion flames in C/O ratio space

Z Li, C Lou, C Zou, W Yan, BM Kumfer - Fuel, 2022 - Elsevier
This study investigates soot inception limits of laminar coflow diffusion flames in the carbon-
to-oxygen atom (C/O) ratio space, as well as the mechanism of flame structure affecting soot …

Assessing PAHs-based soot inception models in various laminar non-premixed flame configurations

J Guo, P Liu, E Quadarella, WL Roberts, HG Im - Combustion and Flame, 2024 - Elsevier
Accurate soot modeling is challenging due to the complex underlying physical and chemical
processes. To improve the fidelity of the soot prediction in inverse coflow flame …