MgCl2-Treated Coal

Inhibits Low-T, Promotes High-T

Coal treated with MgCl2 solution inhibits spontaneous combustion at low temperatures but promotes it at high temperatures, with the inhibitory effect reversing across oxidation stages.

Linhao, Xie · Zhu, Hongqing · Wang, Houwang · Binrui, Li · Qu, Baolin · Tianyu, Li · 74405557

Fuel 2024

Advantages

MgCl2 treatment retards pore and fracture growth in coal pre-oxidized at 180 °C

MgCl2 treatment leads to larger pores and fractures in coal pre-oxidized at 350 °C

MgCl2 treatment decreases apparent activation energy in the high-temperature stage