塔山2~#层工作面无煤柱开采技术应用

Application of no pillar mining technology in No.2 coal seam working face of Tashan Coal Mine

本文介绍了一种切顶卸压自动成巷无煤柱开采技术。分析了其工作原理及顶板控制技术,总结了主要技术特点,提出了煤矿切顶卸压无煤柱开采技术的具体设计方案,并通过应用事例分析了其应用效果,促进无煤柱开采技术的推广应用。

This paper introduces an automatic roadway forming technology without coal pillar by cutting roof and relieving pressure. This paper analyzes its working principle and roof control technology, summarizes the main technical characteristics, puts forward the specific design scheme of coal mine roof cutting and pressure relief coal pillar free mining technology, and analyzes its application effect through application examples, so as to promote the popularization and application of coal pillar free mining technology.