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Abstract:
用FLAC3D对高家梁软岩井筒进行了开挖支护施工过程的数值模拟,分析了井筒开挖、支护过程中围岩应力分布、井筒围岩变形、围岩塑性区范围,并基于此给出二次支护的时机.通过与现场监测的对比,证明了井筒支护方案的有效性.
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煤矿开采
ISSN: 1006-6225
Year: 2011
Issue: 3
Volume: 16
Page: 84-88
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 3
Chinese Cited Count:
30 Days PV: 2
Affiliated Colleges: