Measurements and modelling of oxy-fuel coal combustion

S Li, Y Xu, Q Gao - Proceedings of the Combustion Institute, 2019 - Elsevier
Oxy-fuel combustion is one of the most promising technologies to isolate efficiently and
economically CO 2 emissions in coal combustion for the ready carbon sequestration. The …

Review of 30 years of research using the chemical percolation devolatilization model

TH Fletcher - Energy & Fuels, 2019 - ACS Publications
The chemical percolation devolatilization (CPD) model for coal pyrolysis was first published
in 1989, and a completed version that included the vapor–liquid equilibrium model and …

Resolved flow simulation of pulverized coal particle devolatilization and ignition in air-and O2/CO2-atmospheres

GL Tufano, OT Stein, A Kronenburg, A Frassoldati… - Fuel, 2016 - Elsevier
A resolved laminar flow simulation approach is used to investigate the effect of enhanced
oxygen levels on single coal particle ignition, comparing the numerical results against …

Coal particle volatile combustion and flame interaction. Part II: Effects of particle Reynolds number and turbulence

GL Tufano, OT Stein, B Wang, A Kronenburg, M Rieth… - Fuel, 2018 - Elsevier
Direct numerical simulation (DNS) is performed to characterize volatile combustion of
isolated coal particles and closely spaced particle ensembles in laminar and turbulent flow …

Coal particle volatile combustion and flame interaction. Part I: Characterization of transient and group effects

GL Tufano, OT Stein, B Wang, A Kronenburg, M Rieth… - Fuel, 2018 - Elsevier
The heat-up, devolatilization, ignition and volatile combustion of single coal particles and
particle arrays in laminar and turbulent flow are investigated by direct numerical simulation …

A comparative study of combustion models for simulating partially premixed swirling natural gas flames

J Cheng, C Zong, T Zhu - Thermal Science and Engineering Progress, 2024 - Elsevier
Combustion models are important for simulating chemical reaction properties and the
turbulence-chemistry interaction (TCI) in combustion. However, little attention has been paid …

In situ experimental and modeling study on coal char combustion for coarse particle with effect of gasification in air (O2/N2) and O2/CO2 atmospheres

Z Shen, L Zhang, Q Liang, J Xu, K Lin, H Liu - Fuel, 2018 - Elsevier
This study applied the high temperature stage microscope to investigate coal char
combustion in air (O 2/N 2) and O 2/CO 2 (volume, 21%/79%) atmospheres with the effect of …

Characterization on Ignition and Volatile Combustion of Dispersed Coal Particle Streams: In Situ Diagnostics and Transient Modeling

Y Xu, S Li, Q Gao, Q Yao, J Liu - Energy & Fuels, 2018 - ACS Publications
In this paper, applying OH-PLIF diagnostics, we explored the ignition and volatile
combustion of dispersed coal particle streams in a Hencken flat-flame burner. The effects of …

Experimental study of the flame propagation characteristics of pulverized coal in an O2/CO2 atmosphere

Y Zhao, W Zhang, D Feng, P Wang, S Sun, J Wu, P Li - Fuel, 2020 - Elsevier
The effects of the pulverized coal concentration, particle size, oxygen concentration, and
initial combustion pressure on the flame propagation behavior of pulverized Shenhua …

Gas phase combustion in the vicinity of a biomass particle during devolatilization–Model development and experimental verification

H Fatehi, FM Schmidt, XS Bai - Combustion and Flame, 2018 - Elsevier
A numerical and experimental study on the devolatilization of a large biomass particle is
carried out to quantify the effect of homogeneous volatile combustion on the conversion of …