煤层沿空半煤岩巷帮部失稳机理及控制技术研究

Research on instability mechanism and control technology of the ribs of half-coal rock roadway along gobs

该文以理论分析与数值模拟为主要研究手段,从沿空半煤岩巷围岩变形特征和采场覆岩运动规律两个方面着手,深入研究薄煤层沿空半煤岩巷帮部失稳机理,并提出了一系列改进支护措施或建议,对类似的工程实践具有一定的参考借鉴价值。

Taking the theoretical analysis and numerical simulation as the main research method, from the characteristics of surrounding rock deformation of half coal rock roadway along gobs and the overlying strata movement rule, study deeply the instability mechanism of the ribs of half-coal rock roadway along gobs, and put forward a series of improved supporting measures or suggestions, which has certain reference value to the similar engineering practice.