Prediction indices and limiting parameters of coal spontaneous combustion in the Huainan mining area in China

•A new index for forecasting spontaneous coal combustion is proposed.•CO/CO2 ratio increases exponentially as temperature increases.•Multiparameter self-ignition prediction system developed for Huainan mining area. Hazards due to spontaneous combustion of coal seriously threaten coal mining safety....

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Veröffentlicht in:	Fuel (Guildford) 2020-03, Vol.264, p.116883, Article 116883
Hauptverfasser:	Ma, Li, Zou, Li, Ren, Li-Feng, Chung, Yi-Hong, Zhang, Peng-Yu, Shu, Chi-Min
Format:	Artikel
Sprache:	eng
Schlagworte:	Air leakage Carbon dioxide Carbon monoxide CO production Coal Coal mines Coal mining Combustion Constraining Gas ratio Limiting parameter Low temperature Mining accidents & safety Mining industry Occupational safety Oxidation Oxidation index Oxidation process Oxygen consumption Oxygen consumption rate Parameters Predictions Spontaneous combustion
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