Modeling thermal radiation in combustion environments: progress and challenges

S Mazumder, SP Roy - Energies, 2023 - mdpi.com
Modeling thermal radiation in combustion environments can be extremely challenging for
two main reasons. First, the radiative transfer equation (RTE), which is the cornerstone of …

The effect of oxygen concentration in the co-flow of laminar ethylene diffusion flames

Z Sun, B Dally, Z Alwahabi, G Nathan - Combustion and Flame, 2020 - Elsevier
This paper reports an experimental study of the effects of oxygen concentration (OC) in the
oxidant stream on the characteristics of laminar co-flow ethylene diffusion sooting flames …

Effects of C2H2 and C2H4 radiation on soot formation in ethylene/air diffusion flames

S Zheng, Y Yang, R Sui, Q Lu - Applied Thermal Engineering, 2021 - Elsevier
The involvement of hydrocarbons such as C 2 H 4 and its combustion intermediate species
C 2 H 2 in thermal radiation has not been accounted in the numerical simulations of …

Numerical investigation into the effects of oxygen concentration on flame characteristics and soot formation in diffusion and partially premixed flames

Y Hua, L Qiu, F Liu, Y Qian, S Meng - Fuel, 2020 - Elsevier
Oxygen-enriched combustion is an important way to improve the combustion efficiency of
hydrocarbon fuels and reduce soot formation. In this work, the difference of the effects of …

Experimental and Numerical Investigations of Soot Formation in Laminar Coflow Ethylene Flames Burning in O2/N2 and O2/CO2 Atmospheres at Different O2 …

Y Zhang, F Liu, C Lou - Energy & Fuels, 2018 - ACS Publications
This paper presents an experimental and numerical study of the distributions of the
temperature and soot volume fraction in laminar coflow ethylene diffusion flames burning in …

Unified behavior of soot production and radiative heat transfer in ethylene, propane and butane axisymmetric laminar diffusion flames at different oxygen indices

F Escudero, A Fuentes, JL Consalvi, F Liu, R Demarco - Fuel, 2016 - Elsevier
An experimental study was conducted to investigate the effects of oxygen index on the flame
geometry, soot production and radiative loss in laminar over-ventilated co-flow buoyant …

[HTML][HTML] Experimental study on soot formation and primary particle size in oxy-combustion ethylene diffusion flames under CO2 substitution for N2

Y Zhang, Y Xin, M Si, F Liu, C Lou - Case Studies in Thermal Engineering, 2023 - Elsevier
This paper reports an experimental study on the effects of O 2 concentration and CO 2
concentration on soot volume fraction and primary particle size of flame centre in ethylene …

Laser induced incandescence measurement of soot in ethylene buoyant turbulent diffusion flames under normal and reduced oxygen concentrations

G Xiong, D Zeng, PP Panda, Y Wang - Combustion and Flame, 2021 - Elsevier
There is a lack of published soot measurement data in buoyant turbulent flames under
reduced oxygen conditions. In this work, the laser induced incandescence (LII) technique is …

Determining spatially-resolved thermal radiation from non-intrusive measurements of soot properties

F Escudero, R Demarco, JJ Cruz, I Verdugo… - Applied Thermal …, 2022 - Elsevier
A procedure is presented that uses estimations of soot volume fraction and temperature
fields to (i) calculate the spatially-resolved radiative intensity emitted from soot, and (ii) …

Soot primary particle sizing in a n-heptane doped methane/air laminar coflow diffusion flame by planar two-color TiRe-LII and TEM image analysis

F Patiño, JJ Cruz, I Verdugo, J Morán, JL Consalvi… - Fuel, 2020 - Elsevier
Soot primary particle size distribution along the centerline of a laminar coflow methane/air
diffusion flame doped with vaporized n-heptane at atmospheric pressure was studied using …