特厚煤层采煤方法选择及工作面参数优化设计  

Study on Mining Method of Extra Thick Coal Seam and Optimization Design of Working Face Parameters

作　　者：张金虎 李明忠[1,2,3] ZHANG Jinhu;LI Mingzhong(CCTEG Coal Mining Research Institute,Beijing 100013,China;Coal Mining Research Branch,China Coal Research Institute,Beijing 100013,China;Coal Mining Technology Department,Tiandi Science and Technology Co.,Ltd.,Beijing 100013,China)

机构地区：[1]中煤科工开采研究院有限公司,北京100013 [2]煤炭科学研究总院开采研究分院,北京100013 [3]天地科技股份有限公司开采设计事业部,北京100013

出　　处：《煤炭技术》2023年第6期16-18,共3页Coal Technology

基　　金：国家自然科学基金项目(51704157);天地科技创新创业资金专项重点项目(2021-TD-ZD003)。

摘　　要：采用文献查阅和现场调研的方式分析了我国特厚煤层开采现状,分析了不同开采工艺的适应性和适用条件,针对曹家滩煤矿不同区域煤厚分布情况,结合产量提高及煤质提升的要求,设计了10 m超大采高综采工艺,提出了合理采高范围,通过经验类比法提出了10 m超大采高液压支架技术参数,可有效提高煤炭的回收率。Analyzes the current mining situation of extra thick coal seams in China by means of literature review and field investigation,analyzes the adaptability and applicable conditions of different mining technologies,and designs a 10 m super high mining height fully mechanized mining technology based on the distribution of coal thickness in different regions of Caojiatan coal mine,in combination with the requirements of production improvement and coal quality improvement,proposes a reasonable mining height range,and proposes the technical parameters of 10 m super high mining height hydraulic support through empirical analogy,it can effectively improve the recovery rate of coal.

关 键 词：特厚煤层 采煤方法 开采工艺 超大采高 

分 类 号：TD823[矿业工程—煤矿开采]