近距离煤层开采下软弱煤层巷道围岩控制技术研究  

Research on Surrounding Rock Control Technology for Weak Coal Seam Roadway Under Close Range Coal Seam Mining

作　　者：张小祥 ZHANG Xiao-xiang(Lanzhou Vocational and Technical University of Resources and Environment,Lanzhou 730021,China)

机构地区：[1]兰州资源环境职业技术大学,甘肃兰州730021

出　　处：《全面腐蚀控制》2025年第2期106-108,共3页Total Corrosion Control

基　　金：甘肃省教育厅教师创新基金项目:近浅埋厚煤层综放开采动压巷道围岩控制技术研究(2024A-269)。

摘　　要：近距离煤层开采条件下,软弱煤层巷道围岩的控制成为确保煤矿安全生产的关键问题。通过分析近距离煤层开采的定义与分类,以及软弱煤层巷道围岩的地质特征,探讨近距离煤层开采对软弱煤层巷道围岩的影响。在此基础上,系统研究近距离煤层开采下软弱煤层巷道围岩控制技术,包括围岩控制原则与策略、支护技术与材料选择、支护参数设计与优化以及围岩加固与改造技术。通过综合运用多种技术手段,旨在改善围岩的力学性质,增强其承载能力,确保巷道的稳定性和安全性,为近距离煤层开采下软弱煤层巷道围岩控制提供科学依据和技术支持。Under the conditions of close range coal seam mining,the control of surrounding rock in weak coal seam tunnels has become a key issue in ensuring coal mine safety production.By analyzing the definition and classification of close range coal seam mining,as well as the geological characteristics of the surrounding rock of weak coal seam tunnels,this study explores the impact of close range coal seam mining on the surrounding rock of weak coal seam tunnels.On this basis,the system studies the surrounding rock control technology of weak coal seam roadway under close range coal seam mining,including the principles and strategies of surrounding rock control,support technology and material selection,support parameter design and optimization,and surrounding rock reinforcement and transformation technology.By comprehensively utilizing various technological means,the aim is to improve the mechanical properties of the surrounding rock,enhance its bearing capacity,ensure the stability and safety of the roadway,and provide scientific basis and technical support for controlling the surrounding rock of weak coal seam roadway under close range coal seam mining.

关 键 词：近距离煤层开采 软弱煤层 巷道围岩 控制技术 支护技术 加固与改造 

分 类 号：TD353[矿业工程—矿井建设]