综放工作面末采顶板支护技术

Support Technology of Roof During End-mining in Fully-mechanized Coal Face

摘要: 根据大佛寺煤矿几个工作面回撤经验总结,结合工作面末采工艺,系统论述综放工作面的回撤支护方案,试验取得成功,不仅为大佛寺矿实现工作面的快速回撤创造了良好的条件,也大幅度缓解了大佛寺矿综采面接替紧张的局面。

Abstract: According to the retracement experience in Dafosi coal mine working face, combining with working face the end-mining technology, the paper systematically discusses withdrawing support scheme in fully mechanized caving face. The success of the test not only creates good conditions for rapid retracement in Dafosi working face, but also greatly alleviates the replacement tense situation for Dafosi mine fully mechanized face.