| 采场和空区充填接顶技术研究 |
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| 引用本文： | 冯胜利,汪令辉. 采场和空区充填接顶技术研究[J]. 中国矿山工程, 2011, 40(4) |
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| 作者姓名： | 冯胜利 汪令辉 |
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| 作者单位： | 冬瓜山铜矿,安徽铜陵,244000 |
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| 摘 要： | 采场和采空区充填接顶是保护矿柱、减少围岩移动与地表下沉,最大限度回收资源的重要方法,它对控制地压活动,维护矿山安全生产有着重要作用。目前采空区充填接顶方法主要有四种,一是人工接顶、二是自流接顶、三是加压接顶、四是机械设备接顶,在国外地下开采矿山中自流接顶占70%。因此,通过对自流接顶技术的研究,实现充填体与岩层无缝连接,有效地控制井下地压活动有非常重要的意义。
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| 关 键 词： | 自流充填 强制充填接顶 流动性 特性 |
Study on roof-contacted filling technology in stope and goaf |
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| Abstract: | The roof-contacted filling technology in stope and goaf is an important method to protect mine pillar,reduce surrounding rock movement and ground settlement and maximize resources recovery,it also plays an important role in controlling ground pressure activities and maintaining safety production of mine.There are mainly four methods of roof-contacted filling in stope and goaf at present,including artificial roof-contacted filling,self-flow roof-contacted filling,pressurized roof-contacted filling and roof-c... |
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| Keywords: | self-flow filling enforcement roof-contacted filling fluidity characteristics |
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