江西煤炭科技
江西煤炭科技
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JIANGXI COAL SCIENCE & TECHNOLOGY
2015年
1期
59-60
,共2页
厚煤层%顶板抽冒%压力大%超前注水%卸压
厚煤層%頂闆抽冒%壓力大%超前註水%卸壓
후매층%정판추모%압력대%초전주수%사압
thick coal seam%roof collapse%high pressure%advanced water injection%pressure relief
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。
掘進工作麵採取超前註水措施，有效解決瞭厚煤層頂闆抽冒問題，對工作麵超前卸壓及煤塵治理效果明顯，大幅提高瞭單進水平，降低瞭成本。
굴진공작면채취초전주수조시，유효해결료후매층정판추모문제，대공작면초전사압급매진치리효과명현，대폭제고료단진수평，강저료성본。
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 .
