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Research About Coupling Reinforcement of Secondary Multiplexing Roadway Influenced by Dynamic Pressure
Author(s): 
Pages: 55-58
Year: Issue:  11
Journal: Zhongzhou Coal

Keyword:  couplinginfluence of dynamic pressuregrouting opportunity;
Abstract: 采用钻孔窥视仪器和数值模拟等手段对二次复用巷道围岩破碎状态进行直观的调查,以及对二次复用巷道加固之后开采与不进行加固就进行开采2神情况进行模拟,通过对锚杆(索)的受力、巷道围岩的状态以及巷道围岩的变形量进行对比,得出在开采之前对巷道围岩进行加固,完全能够抵抗开采的动压影响.现场实践表明,其效果良好,且利于矿井的安全生产.
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