摘要
在介绍邢台矿区9号煤的地质赋存情况、特点及开采方式的基础上,分析了近几年来采用放顶煤技术中,四柱支撑式放顶煤支架和两柱掩护式放顶煤支架及配套设备在邢台矿区各矿的选型和应用以及在使用过程中的经验教训,并对2种架型及配套设备的优缺点、使用前景及选用原则进行总结。
Based on the introduction of the geological deposit condition, features and mining mode of No. 9 seam of Xingtai Mining Area, the paper analyzed the selection and application of the four - leg shock support hydraulic powered coal caving supports and hydraulic two - leg shield supports in each mine of Xingtai Mining Area base on the top coal caving technology in the recent years. The paper analyzed the experimental lessons from the application procedures. The paper summarized the advantages and disadvantages, application outlook and selection principle of the two type hydraulic powered supports and related equipment.
出处
《煤炭科学技术》
CAS
北大核心
2009年第4期75-78,共4页
Coal Science and Technology
关键词
放顶煤技术
液压支架
四柱支撑式
两柱掩护式
top coal caving technology
hydraulic powered support
four- leg shock
two -leg shield
