Research Article

Inhibition Effect of Phosphorus Flame Retardants on the Fire Disasters Induced by Spontaneous Combustion of Coal

Table 1

Technical parameters of experimental coal samples.

NameProximate analysisElemental analysisCalorific value MJ⋅kg−1Coal rank
Moisture%Ash%Volatile%Fixed carbon%CHONS

Zhaotong coal8.0120.1648.9330.9152.293.9230.661.710.1618.25Lignite
Bulianta coal4.986.4432.3163.3381.054.1313.460.960.4032.10Subbituminous
Xiqu coal0.4610.6421.1870.4891.124.762.301.480.4327.32Bituminous