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《煤矿安全规程》第125条规定:“主要扇风机必须装有反风设备,必须能在10分钟内改变巷道中的风流方向”。当进风井井口房、进风井筒内、进风井井底或井底车场附近发生火灾或沼气煤尘爆炸时,大量的一氧化碳及其它有害气体将随着风流带入井下各工作地点,严重危害井下工人的安全。此时,必须利用主扇的反风设备进行全矿性反风。作为提高矿井抗灾能力的安全措施,其必要性和重要性已为人们所认识,而且被写
“Coal Mine Safety Regulations” Article 125 states: “The main fan must be equipped with anti-wind equipment, must be able to change the direction of the wind flow in the tunnel within 10 minutes.” When the intake shaft wellhead, into the shaft shaft, into the bottom of the shaft or bottomhole near the bottom of the yard fire or methane gas explosion, a large amount of carbon monoxide and other harmful gases will be brought along with the wind flow underground work place, serious Endanger the safety of underground workers. At this point, you must use the main fan anti-wind equipment for mine-wide anti-wind. As a safety measure to improve mine resilience, its necessity and importance have been recognized and written