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结合平煤四矿矿井地质条件,详细分析了23110综采工作面瓦斯抽放的必要性和可行性,并制定了该工作面的瓦斯抽放方案,同时提出抽放管路设计及抽放泵选型方法,为矿井安全生产提供了保证。
Combined with the mine geological conditions in the fourth coal mine of Pingdingshan Coal Mine, the necessity and feasibility of gas drainage in 23110 fully mechanized coal mining face are analyzed in detail and the gas drainage scheme of the coal face is established. At the same time, the design of drainage pipe and drainage pump Selection method for mine safety has provided a guarantee.