摘要
简单介绍了厚煤层放顶开采的特点和类型、开采支护、矿压显现特点、顶煤破碎机理和采煤工艺。了解放顶煤开采的优势及需要解决的问题,提出了放顶煤开采的研究方向。
Briefly introduces the characteristics, types, mining support, mine pressure behavior, crushing mechanism and mining process of top coal in thick coal seam caving mining. The superiority and problems needing to be solved of top coal caving mining are studied, and the research direction of top coal caving mining is proposed.
出处
《能源与节能》
2014年第9期40-41,79,共3页
Energy and Energy Conservation
关键词
放顶煤开采
支护
破碎机理
工艺
top coal caving mining
support
crushing mechanism
process
