29202工作面冒顶机理研究

Study on Roof Falling Mechanism of 29202 Working Face

针对29202工作面冒顶机理进行研究分析,总结出了29202工作面的冒顶类型;同时对强度耦合与刚度耦合进行分析,得出刚度耦合将直接影响工作面顶板稳定性。并在实际中采取一系列措施,取得了较好的安全经济效益。

Studied the roof falling mechanism of 29202 working face, summed up the roof falling types of 29202 working face;stiffness coupling and stiffness coupling analysis ,the stiffness of the coupling will directly affect the working face roof stability. In practice, a series of measures have been adopted to obtain better economic benefits.