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1988年1月27日,我局十一矿17010采空区自然发火,烧出机巷木段密闭。在处理过程中,发生了一次局部瓦斯爆炸,被迫进行大范围封闭,使三个掘进工作面停工,严重地影响了矿井安全生产。为吸取教训,现将发火及处理情况介绍如下。一、矿井及发火区概况十一矿设计生产能力为年产60万吨,1979年简易投产,立井多水平开拓,开采丁、戊、己三组煤。地质条件较为复杂,浅部和中部为急倾斜,深部为倾斜煤层。
January 27, 1988, Bureau of Mine 11,110 gobs spontaneous combustion, burning machine Lane wood closed section. During the treatment, a local gas explosion occurred and forced to close a large area, stopping the three tunneling faces and seriously affecting mine safety. To learn the lesson, the details of the fire and its handling are as follows. I. Overview of Mine and Fire District XI Mine has an annual production capacity of 600,000 tons. In 1979, it was put into operation with ease. The vertical well was opened up at various levels and the three coal mines of Ding, E and Xe were exploited. Geological conditions are more complex, shallow and central steeply inclined, deep inclined coal seam.