榆树田特厚煤层综放液压支架承载特征与适应性研究

Study on Bearing Characteristics and Adaptability of Hydraulic Support of Fully Mechanized Caving Face in Extra-thick Coal Seam of Yushutian Coal Mine

本文以徐矿集团新疆库车县榆树田煤矿110501首采工作面为背景,通过理论计算、现场观测统计分析等方法,分析研究榆树田煤矿11采区地质条件下,特厚煤层综采工作面液压支架承载特征与适应性问题,进一步评价、验证现有支架的承载能力与适应性,为安全高效生产提供实践保障,为下一步矿井回采设备选型配套提供依据。

Taking the 110501 first mining face of Yushudian Coal Mine,Kuche County,Xinjiang,as the background,this paper analyzes and studies the bearing characteristics and adaptability of hydraulic support of fully mechanized mining face in extra-thick coal seam of Yushutian Coal Mine based on theoretical calculation,field observation and statistical analysis,together with geological conditions of No.11 mining district,and it further evaluates and verifies the bearing capacity and adaptability of the existing support,which guarantees safe and efficient production,and provides the basis for the selection of mining equipment at the following stage.