摘要
介绍了轩岗矿区5号煤层的赋存、特点及开采情况,探讨了新型支架的选型及确定,并进行了支护强度验算。结果表明,选用ZF3100/16/26型支架对5号煤层进行放顶煤开采是成功的。
This paper introduces the occurrence state,characteristics and mining conditions of No.5 coal seam in Xuangang mining district,probes into the type selection and determination of improved new-type support,and makes the checking calculation for support strength,the results of which show that the selection of ZF3100/16/26 type support is successful for the top-coal caving in No.5 coal seam.
出处
《科技情报开发与经济》
2012年第7期140-142,共3页
Sci-Tech Information Development & Economy
关键词
三软煤层
综采低位放顶煤
液压支架
轩岗矿区
coal seam with soft roof
soft wall and soft floor
fully-mechanized low-position top-coal caving
hydraulic support
Xuangang mining district
