High stress rock burst and water outburst occurred in Erlangshan and Huayingshan road tunnels separately.
对二郎山和华蓥山隧道在建设过程中的高地应力岩爆与岩溶涌突水问题进行了研究。
Due to high in situ stress in the powerhouse area, important deformation of local surrounding rock, rock burst, shotcrete spalling occur during excavation.
由于场区地应力比较高，在开挖期间出现了局部围岩的大变形及岩爆、喷混凝土层剥落等不良现象。
The numerical analogy has been adopted to study the mechanic features influencing stress distribution in coal and rock around the roadway in order to control rock burst disasters.
为了治理冲击矿压灾害，采用数值模拟方法研究了井巷周围煤岩体的力学特性对应力分布的影响。
Investigating valley stress field is of importance to the researches on mechanism and prediction of rock burst.
深入研究沟谷应力场的一般规律对于岩爆机理和岩爆预测研究是重要的。
The event is ore earthquake of rock burst type related to coal mine exploitation and mining activity, the micro-earthquake swarms belong to occasional local stress releasing.
这次微震群属于冲击地压型矿震，与煤矿开采及回采工程活动有关，属于偶发的局部应力释放。
The prevention and control of rock burst are of great significance for safely exploiting deep deposit in high-stress area.
岩爆的预防和控制对深部高应力区矿床的安全开采具有十分重要的意义。
In this study, the rock stress around the tunnel is discussed based on the initial stress measurements obtained in the rock burst field, and safety control based on AE monitoring is explained.
在这项研究中，在隧道附近的岩石重音被谈论根据在岩石爆炸领域得到的最初的重音测量，并且根据AE监视的安全控制解释。
The results show that non-uniform thin-walled stress is the main reason of the frequent rock burst in driving roadway.
结果表明：非均匀薄壁应力现象的存在，是掘进工作面岩爆频发的重要原因；
The Conditions of in situ rock-burst were probed into from rocks, rock mass structure, in-situ stress, hydrological conditions, engineering design and construction factors.
从岩石、岩体构造、原岩应力、水文地质条件、工程设计和施工因素以及围岩应力等六个方面论述和探讨了现场岩爆发生的条件。
The area of 30m which is influenced by fault is a sudden change area in stress, and 90% of all rock burst frequencies take place in this area.
断层影响30米的范围内为应力陡变区，该范围内冲击地压发生的次数占全部次数的90 %。
Rock burst is often met in excavation unloading of underground engineering in high geo-stress areas.
岩爆是高地应力区地下工程开挖卸荷产生的动力现象。
According to the distribution features of the insitu stress, the paper analyzes the possibility of rock burst during the excavation of the tunnel.
根据地应力分布特征，分析了隧道开挖过程中发生岩爆等地质灾害的可能性。
So steel fiber reinforced shotcrete should be the first choice for tunnel support on the condition of tunnel crossing high ground stress and having rock-burst tendency.
因而认为钢纤维混凝土应成为高地应力条件下的有岩爆倾向的隧道支护首选。
Through the application on site, it can be say that the relieving roadway can play good effect in stress relieving on the rock burst work face and offer a kind of feasible measure for...
实际应用说明采用卸压巷能够对冲击矿压工作面起到比较好的卸压效果，为冲击矿压的防治提供了一种可行措施。
Through the application on site, it can be say that the relieving roadway can play good effect in stress relieving on the rock burst work face and offer a kind of feasible measure for...
实际应用说明采用卸压巷能够对冲击矿压工作面起到比较好的卸压效果，为冲击矿压的防治提供了一种可行措施。
应用推荐