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通过对瓦斯来源的分析,设计采取煤层顶板走向高抽巷瓦斯抽放技术治理上邻近层瓦斯,经生产实践证明效果良好,有效的防止了采煤工作面瓦斯超限,保证了高产高效综放工作面的安全生产。
Through the analysis of gas sources, the design of coal seam roof to the roadway pumping high gas drainage technology to control the adjacent layer of gas, the production proved to be effective, effectively prevent the coal face gas overrun, to ensure high yield and high efficiency Workplace safety.