Abstract:
利用有限元法分析了某V级围岩巷道在使用三台阶开挖法和二台阶开挖法施工过程中巷道各部位位移情况,并对其安全性做探究和对比。计算结果表明:在该巷道地质条件下,开挖过程中应力变化主要集中在巷道的拱顶;该地质条件下采用三台阶开挖法是较为安全的做法。
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Source :
矿业工程
Year: 2017
Issue: 05
Volume: 15
Page: 13-17
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 1
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