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现代矿业 ›› 2024, Vol. 40 ›› Issue (02): 148-151.

• • 上一篇    下一篇

上海庙矿区复合软岩巷道围岩特征与控制技术

上海庙矿区煤层具有赋存条件差,岩层富水性强,岩石胶结性差、强度低等特征,造成
矿井巷道掘进效率低、巷道围岩变形大、工作面推采速度慢等难题,严重地影响着矿井的安全、高效、
绿色开采。通过理论分析、实验室验证、现场实测等多种手段,综合分析了矿井软岩巷道围岩特征和
变形机理,并提出了软岩巷道治水技术与围岩控制原则与控制技术。为软岩巷道围岩控制现场监测
提供了一定的现场经验。
  

  1. 山东能源新矿集团内蒙古能源有限责任公司

  • 出版日期:2024-02-18 发布日期:2024-08-14

Surrounding Rock Characteristics and Control Techniques of Composite Soft Rock Roadways
in Shanghai Miao Mining Area

The poor occurrence conditions of coal seams in the Shanghai Miao mining area,strong
water content of rock layers,poor rock cementation,and low strength have caused problems such as low
excavation efficiency,large deformation of tunnel surrounding rocks,and slow mining speed of working
faces,seriously affecting stratogies the safety,efficiency,and green mining of the mine. The characteris⁃
tics and deformation mechanism of soft rock roadway surrounding rock in mines are analyzed through theo⁃
retical analysis,laboratory experiments,on-site measurements,and other means. It proposes the orater
control techniques and surrounding rock for soft rock roadway are proposed. Through on-site experiments,
the control techniques which provides certain on-site experience for soft rock roadway surrounding rock
control.
  

  1. Shandong Energy Xinwen Mining Inner Mongolia Energy Group Co., Ltd.
  • Online:2024-02-18 Published:2024-08-14

摘要:

上海庙矿区煤层具有赋存条件差,岩层富水性强,岩石胶结性差、强度低等特征,造成
矿井巷道掘进效率低、巷道围岩变形大、工作面推采速度慢等难题,严重地影响着矿井的安全、高效、
绿色开采。通过理论分析、实验室验证、现场实测等多种手段,综合分析了矿井软岩巷道围岩特征和
变形机理,并提出了软岩巷道治水技术与围岩控制原则与控制技术。为软岩巷道围岩控制现场监测
提供了一定的现场经验。

Abstract:

The poor occurrence conditions of coal seams in the Shanghai Miao mining area,strong
water content of rock layers,poor rock cementation,and low strength have caused problems such as low
excavation efficiency,large deformation of tunnel surrounding rocks,and slow mining speed of working
faces,seriously affecting stratogies the safety,efficiency,and green mining of the mine. The characteris⁃
tics and deformation mechanism of soft rock roadway surrounding rock in mines are analyzed through theo⁃
retical analysis,laboratory experiments,on-site measurements,and other means. It proposes the orater
control techniques and surrounding rock for soft rock roadway are proposed. Through on-site experiments,
the control techniques which provides certain on-site experience for soft rock roadway surrounding rock
control.

Key words: