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简述了煤炭系统矿井防灭火的必要性,介绍了国内外应用于矿井防灭火的制氮设备发展情况,同时介绍了景威公司为甘肃省靖远矿务局魏家地矿提供的PSA-500型制氮装置的技术指标与特点。
The necessity of fire prevention and extinguishing of coal mine system is briefly introduced. The development of nitrogen production equipment used in mine fire prevention and control at home and abroad is introduced. At the same time, the introduction of Jingwei Company’s PSA- 500 nitrogen plant technical indicators and characteristics.