摘要
掘进工作面采取超前注水措施,有效解决了厚煤层顶板抽冒问题,对工作面超前卸压及煤尘治理效果明显,大幅提高了单进水平,降低了成本。
The paper introduces the advanced water injection technology ,which has effectively solved the problem of roof collapse in thick coal seam with effective advanced pressure relief and coal dust control ,improved the sin‐gle driving level and reduced the cost .
出处
《江西煤炭科技》
2015年第1期59-60,共2页
Jiangxi Coal Science & Technology
关键词
厚煤层
顶板抽冒
压力大
超前注水
卸压
thick coal seam
roof collapse
high pressure
advanced water injection
pressure relief
