采场自燃发火危险预测方法与控制原理研究 关键词 综采 漏风 自燃 注氮 防灭火 [gap=1281]Keywords：Fully-mechanized mining，Air leakage，Spontaneous combustion，Nitrogen injecting，Fire
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Workers in Japan have begun injecting nitrogen into one of the reactors at the crippled Fukushima Daiichi nuclear plant to prevent more hydrogen blasts.
日本福岛核电站的工人向一座受损的核反应堆注入氮气以防止氢气爆炸。
Unloading method of injecting nitrogen to tank car to raise pressure and liquid extraction with centrifugal pump simultaneously is often used to unload butadiene tank car.
丁二烯罐车卸车多采用氮气注入罐车加压，同时用离心泵抽液的卸车方法。
Directed at fire prevention in goaf, the paper proposes a method of injecting nitrogen and controlling nitrogen air to flow direction using fugitive air and controlling air quantity in gob.
为解决采空区防火问题，提出从采空区漏入风一侧顺流注氮，充分利用采空区漏风流向控制氮气的流向并控制漏风量的注氮思路。
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