• Hongtoushan copper mine is a deeper metal mine with typical rock burst.

    山铜矿国内最深金属矿山之一,岩爆灾害具有典型性。

    dict.cnki.net

  • In-seam water infusion is a major measure for prevention of rock burst.

    煤层注水防治冲击地压一种主要措施

    dict.cnki.net

  • Rock Burst is one of the main engineering geology problems of deep-lying long tunnels.

    岩爆深埋隧道主要工程地质问题之一

    www.ilib.cn

  • The importance of the energy release control in rock burst prevention and treatment was discussed.

    讨论了岩爆防治能量释放控制重要性

    dict.cnki.net

  • 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一般规律对于岩爆机理岩爆预测研究重要的。

    dx.doi.org

  • The disaster comes days after another mine in Henan province experienced a rock burst, which trapped pit workers.

    灾难发生的前几天河南省一煤矿发生煤矿倒塌,很多工人困。

    article.yeeyan.org

  • The computed result indicates the acceleration curve and the speed curve appears change suddenly in the rock burst.

    计算结果表明,发生岩爆时,巷道围岩速度曲线加速度曲线出现突变。

    dict.cnki.net

  • 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存在,掘进工作面岩爆频发重要原因

    www.caesv.cn

  • According to the field observation data, mining pressure and rock burst tendency in deep mining condition are studied.

    根据现场观测数据深部开采条件下工作面采动压力冲击矿压倾向进行了研究。

    dict.cnki.net

  • The prevention and control of rock burst are of great significance for safely exploiting deep deposit in high-stress area.

    岩爆预防控制深部高应力矿床安全开采具有十分重要意义。

    www.dictall.com

  • The theory about intensity, rigidity, power and impacting direction of rock burst occurrence is introduced and briefly assessed.

    介绍冲击地压发生强度刚度能量、冲击倾向失稳理论,并其进行了简单评价。

    www.dictall.com

  • It is unavoidable to encounter with geological disasters, such as water gushing, collapse or rock burst during tunnel construction.

    隧道在施工中不可避免地会遇到诸如涌塌方岩爆地质灾害问题

    dict.cnki.net

  • Based on the occurring mechanism of slough rock burst, the mechanism to weaken shock with bolt support in coal roadway is analyzed.

    片帮冲击矿压发生机理出发,分析了煤层巷采用锚杆支护的机理。

    www.chemyq.com

  • The monitoring principle and rule of classification forecasting rock burst have been studied aiming at the rock burst in coal mining.

    针对煤矿冲击压灾害,研究了冲击危险性监测原理冲击矿压危险的分级预测准则

    www.dictall.com

  • It is necessary to research into the burst failure and rock burst tendency of combined sample which is made up of roof, coal and floor.

    研究顶板-煤体-底板所构成组合岩体试样变形破裂规律冲击倾向性对于预测冲击矿压具有非常重要的实践意义。

    www.dictall.com

  • The electromagnetic radiation (EMR) technology can forecast coal or rock dynamic disaster, such as coal and gas outburst, rock burst etc.

    电磁辐射监测技术可以预测、预报矿井冲击地压瓦斯突出等煤岩动力灾害

    www.chemyq.com

  • Mine CT include KJ550 Coal mine microseismic monitoring system (KJ550 CMS) and KJ551 Coal mine rock burst monitoring system (KJ551 CRMS).

    矿山CT包括煤矿微震监测系统KJ550煤矿冲击地压监测系统(KJ551)。

    www.chinaminexpo.com

  • Aiming at the influence effects of roof stratum on rock burst, the research methods of physical simulation experiment in laboratory, UDEC 4.

    针对顶板岩层对煤体冲击影响作用机理,采用实验室物理模拟试验UDEC4

    www.dictall.com

  • 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范围应力陡变范围内冲击地压发生次数全部次数的90 %。

    dict.cnki.net

  • Many dynamic disturbances often lead to local instability of roadway surrounding rock and mining workplace and result in rock burst in coal mining.

    煤矿生产存在着大量动力扰动导致采矿巷道采场围岩局部失稳,诱发冲击矿压发生

    www.rockmech.org

  • This model can be directly applied in underground rock projects to predict whether the rock burst will happen and how intensified the rock burst is.

    模型可以直接应用岩石地下工程岩爆发生与否烈度大小进行预测

    www.chemyq.com

  • The theory studies have showed that, rock burst is a kind of dynamic phenomenon of mining rock, and is a kind of dynamic disaster coming from mining.

    理论研究表明,冲击地压实质矿山岩体动力现象矿山开采带来的一动力学灾害

    www.chemyq.com

  • The prerequisite of rock burst occurrence is that the elastic energy in coal and rock mass around coal mine roadway and stope has accumulated enough.

    冲击地压发生前提矿山井巷采场周围岩体中储存了足够弹性

    www.dictall.com

  • Through the analysis of Huaiyushan tunnel rock burst engineering, summarized that this tunnel in the rock belongs to the ejection type rock burst type.

    通过怀玉山隧道岩爆段的工程实例的分析得出隧道所遇岩爆类型弹射岩爆。

    www.7ctime.com

  • 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开挖期间出现局部围岩变形及岩爆混凝土层剥落等不良现象。

    dict.cnki.net

  • Critical sanding prediction model with perforated well completion was established using the theory and method of rock mechanics based on rock burst criterion.

    岩石破坏准则为基础采用岩石力学理论方法建立射孔临界出砂预测模型

    www.magsci.org

  • Rock burst normally refers to the craze of the terrane with crepitation when the rock slices or rock pieces shoot off along with a certain direction or fall down.

    岩爆一般隧道开挖后,发生一种带有爆裂声响的岩层开裂岩块沿一定方向弹射出或坠落下来。

    dict.cnki.net

  • Considering the dynamic character of rock burst, a time serial model of rock burst is constructed by evolutionary neural network based on immunized evolutionary program.

    考虑到冲击地压时序特点,采用基于免疫进化规划的进化神经网络进行了冲击地压非线性系统的建模研究。

    dict.cnki.net

  • Finally, combined with the engineering practices, the paper discusses the problems concerned with the axial selection of the tunnel, the rock burst during construction, etc.

    文章最后结合工程实际,对隧道轴向选择施工中的岩爆问题进行了探讨

    dict.cnki.net

  • Finally, combined with the engineering practices, the paper discusses the problems concerned with the axial selection of the tunnel, the rock burst during construction, etc.

    文章最后结合工程实际,对隧道轴向选择施工中的岩爆问题进行了探讨

    dict.cnki.net

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