摘要
通过对特厚煤层中大采高开采技术的研究现状进行分析,指出特厚煤层拥有的特点,并阐述特厚煤层大采高开采的条件及技术,最后探讨了在特厚煤层大采高开采技术的应用中要选用适宜的放煤步距、科学的放煤方式,并优化液压支架,确保煤炭开采过程中更为高效与安全。
This paper analyzed the research status of mining technology of large mining height in special thick coal seams,pointed out the characteristics of special thick coal seams,described the conditions and techniques for mining of large mining height in extremely thick coal seams,and finally discussed that in the application of mining technology of large mining height in special thick coal seam,appropriate coal laying steps,scientific coal laying method,and optimization of hydraulic supports should be selected to ensure more efficient and safe coal mining.
作者
李宇栋
LI Yudong(Jinhuagong Coal Mine,Datong Coal Group Co.,Ltd.,Datong 037016,Shanxi,China)
出处
《能源与节能》
2018年第4期31-32,共2页
Energy and Energy Conservation
关键词
特厚煤层
大采高
开采技术
special thick coal seam
large mining height
mining technology
