A review on numerical solutions to self-heating of coal stockpile: Mechanism, theoretical basis, and variable study

J Zhang, T Ren, Y Liang, Z Wang - Fuel, 2016 - Elsevier
Self-heating or even spontaneous combustion of stockpiled coal, which is likely to outbreak
under favourable circumstances during its transport, process, and storage, is a long …

A review of spontaneous combustion studies–South African context

M Onifade, B Genc - International Journal of Mining, Reclamation …, 2019 - Taylor & Francis
One of the challenges in the coal mining industry is self-heating of coal as this can become a
problem during mining operations, stockpiling and transportation. This study reviews the …

Numerical simulation of coal dust self–ignition and combustion under inclination conditions

X Shi, X Chen, Y Zhang, Y Zhang, R Guo, T Zhao, R Liu - Energy, 2022 - Elsevier
In industries related to fossil energy, coal dust is often deposited at an angled position. A two–
step parallel coal dust oxidation reaction mechanism is used to study the self–ignition and …

Numerical study on the oxidation reaction characteristics of coal under temperature-programmed conditions

X Shi, Y Zhang, X Chen, Y Zhang, T Ma - Fuel Processing Technology, 2021 - Elsevier
To understand the oxidation reaction of coal and predict and control generation and
development of coal fires, a one-step global dynamic model of the chemical reaction …

Effect of longwall face advance rate on spontaneous heating process in the gob area–CFD modelling

B Taraba, Z Michalec - Fuel, 2011 - Elsevier
A commercial CFD software programme, FLUENT, was used to study the oxidation process
of coal in the mined-out longwall (gob) area. A three-dimensional, single-phase model with …

Kinetics characteristics of coal low-temperature oxidation in oxygen-depleted air

G Qi, D Wang, K Zheng, J Xu, X Qi, X Zhong - Journal of Loss Prevention in …, 2015 - Elsevier
The longwall gob (mined-out) area is one of the main places that are prone to coal
spontaneous combustion and most of the residual coal in it is in oxygen-depleted air as it is …

A theoretical goaf resistance model based on gas production analysis in goaf gas drainage

Y Wang, G Si, Z Xiang, J Oh, B Belle, D Webb - International Journal of Coal …, 2022 - Elsevier
Over the past few years, the Australian coal mines heavily relied on drilling vertical
goafholes to capture coal mine methane and monitor methane levels, which is named goaf …

A fully coupled hydro-thermo-mechanical model for the spontaneous combustion of underground coal seams

T Xia, F Zhou, J Liu, J Kang, F Gao - Fuel, 2014 - Elsevier
The spontaneous combustion of underground coal seams involves complex interactions
between geomechanical effects, oxygen transport and flow, and energy transport in the …

Hydrothermal upgrading of Loy Yang Brown coal—Effect of upgrading conditions on the characteristics of the products

M Sakaguchi, K Laursen, H Nakagawa… - Fuel Processing …, 2008 - Elsevier
Hydrothermal treatment of the high-moisture containing (59%) Loy Yang brown coal was
conducted in a 20 ml stainless steel autoclave at 200 to 350° C for 30 and 180 min. Three …

Investigation of the effect of different distilled water, rainwater and seawater mass ratios on coal spontaneous combustion characteristics

H Liu, Z Li, Y Yang, G Miao, P Li, G Wang - Science of The Total …, 2023 - Elsevier
When water comes into contact with coal, the risk of coal spontaneous combustion should
be reassessed. In order to analyze the effect of distilled water, rainwater and seawater on …