通过研制液态CO2防灭火工艺系统装备,可以直接安全利用液态CO2从事井下防灭火,消除煤矿井下火灾隐患,控制火灾人员伤亡,缩减灭火时间,减少煤炭资源和设备设施的损失,对煤炭安全生产与煤炭工业有着重要的现实意义。 Through the development of liquid CO2 fire-extinguishing technology system and equipment, it can directly and safely use liquid CO2 to prevent and extinguish fire underground, eliminate coal mine fire hazard, control fire casualties, reduce fire-extinguishing time, reduce the loss of coal resources and equipment and facilities, Coal industry has important practical significance.