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 importance of accurately modelling soot and radiation coupling in laminar and laboratory-scale turbulent diffusion flames

F Liu, JL Consalvi, F Nmira - Combustion and Flame, 2023 - Elsevier
Ultrafine and highly light absorbing soot particles have been known to be harmful to human
health and a major climate forcer. Understanding the mechanisms of soot formation and …

Modeling soot formation in laminar coflow ethylene inverse diffusion flames

R Demarco, A Jerez, F Liu, L Chen, A Fuentes - Combustion and Flame, 2021 - Elsevier
A numerical study is conducted using the CoFlame code to investigate the sooting
characteristics of ethylene-fueled laminar coflow inverse diffusion flames (IDFs), aiming to …

The impact of radiative heat transfer in combustion processes and its modeling–with a focus on turbulent flames

F Liu, JL Consalvi, PJ Coelho, F Andre, M Gu… - Fuel, 2020 - Elsevier
Radiative heat transfer (RHT) is often the dominant mode of heat transfer in flames, fires,
and combustion systems and affects significantly temperature distributions directly and …

Comparison and refinement of the various full-spectrum k-distribution and spectral line weighted-sum-of-gray-gases models for nonhomogeneous media

C Wang, MF Modest, T Ren, J Cai, B He - Journal of Quantitative …, 2021 - Elsevier
Both the full-spectrum k-distribution (FSK) method and the spectral line weighted-sum-of-
gray-gases (SLW) method are global spectral methods, with the former based on a spectral …

Effects of oxygen index on soot production and temperature in an ethylene inverse diffusion flame

F Escudero, A Fuentes, R Demarco, JL Consalvi… - … Thermal and Fluid …, 2016 - Elsevier
An experimental study was conducted to investigate the effects of the Oxygen Index (OI) in
an ethylene laminar inverse diffusion flame (IDF). The OI was varied from 21% to 37% and …

Application of the WSGG model for the calculation of gas–soot radiation in a turbulent non-premixed methane–air flame inside a cylindrical combustion chamber

FR Centeno, R Brittes, FHR França… - International Journal of …, 2016 - Elsevier
This paper presents a study of the effect of soot on the radiative heat transfer in a turbulent,
non-premixed methane–air flame inside a combustion chamber. In this problem, an …

The impact of cyclic fuels on the formation and structure of soot

M Salamanca, ML Botero, JW Martin, JAH Dreyer… - Combustion and …, 2020 - Elsevier
This paper investigates the impact of cyclic fuels on the nanostructure, nucleation and
overall production of soot in an n-heptane (C 7 H 16) laminar coflow diffusion flame. The …

Effects of radiation modeling on non-premixed sooting flames simulations under oxyfuel conditions

CA Hoerlle, FHR França, PR Pagot, FM Pereira - Combustion and Flame, 2020 - Elsevier
Radiative heat modeling has a central role for the simulation of soot formation in flames.
Radiation heat transfer, gas-phase chemistry and soot formation are strongly coupled and …

Detailed radiation modeling of a partial-oxidation flame

B Garten, F Hunger, D Messig, B Stelzner… - International Journal of …, 2015 - Elsevier
A numerical study of a laminar methane partial oxidation flame (POX-flame) is presented to
investigate different radiation modeling approaches. A laminar reference flame for large …