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新汶矿业集团翟镇煤矿3405E对拉工作面的大断面巷道高达5.2 m,传统的单体支柱配铰接顶梁的超前支护模式难以满足安全生产的要求,通过应用数值模拟等方法设计出了适合大断面回采巷道的自移式超前液压支架支护模式并成功用于工程实践。
Xinwen Mining Group Zhaizhen Coal Mine 3405E pull the working face of the large cross-section of the roadway up to 5.2 m, the traditional single prop with articulated roof beams advanced support mode is difficult to meet the safety requirements, through the application of numerical simulation and other methods designed It is suitable for self-moving advanced hydraulic support support mode for large cross-section roadways and has been successfully used in engineering practice.