【摘要】 采用现场调查、现场观测、理论分析和数值模拟相结合的方法,分析了告成煤矿13191工作面顶板滑动构造成因和构造带岩性对顶板控制的影响,得出了工作面顶板矿压显现的基本规律,为工作面顶板控制提供了依据。更多还原

【Abstract】 Based on the in-site investigation and observation,a combination of theoretic analysis and numerical simulation method was adopted to analyze the formation of sliding roof structure in the 13191 working face in Gaocheng Coal Mine,and the influence of structure belt lithology on the roof control.The law of strata-pressure behavior on the roof of working face was concluded,providing a basis for the control of the roof on the working face.更多还原