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- With the single axial loading system and the infrared hot image technology,a probing test research on infrared radiation changes of the coal and rock deformation in Shanxi Shuiyu Mine was conducted. 利用单轴加载系统和红外热成像技术,对山西水峪矿的煤岩变形过程中的红外辐射变化进行了探测试验研究。
- coal and rock deformation and fracture 煤岩变形破裂
- coal and rock deformation breaking 煤岩变形破裂
- Keywords mining engineering;far-distance protecting stratum;similitude material model;penetrability;coal and rock deformation;coal and gas outburst; 采矿工程;远程保护层;相似材料模型;透气性;煤岩变形;煤与瓦斯突出;
- Coal and rock oil, or petroleum, are of great value as fuels. 煤和石油或汽油，作为燃料，价值极大。
- coal and rock deformation 煤岩变形
- EME of coal and rock is a kind of phenomenon during the deformation and fractur... 顶板稳定性异常区域电磁辐射脉冲数明显增多,可以应用电磁辐射技术非接触监测评价矿山顶板的稳定性。
- The damage speed of coal and rock is EME impulse, the release energy in an instant (EME amplitude value) and the deformation speed. 煤岩体的损伤速度与电磁辐射脉冲数成正比，与瞬间释放的能量（幅值）、变形速度成正比；
- An important characteristic of instability failure of coal and rock which is subjected to external loadings is that its deformation possesses property of strain softening. 煤岩体在外载荷作用下发生失稳破坏时的一个重要性质就是其变形具有应变软化的特征。
- In accordance with the experiment and application results, the paper has also made a discussion on the EME principle of deformation and fracture of coal and rock. 本文阐述了电磁辐射法预测突出的理论和实验基础,电磁辐射法预测突出能实现连续、非接触、准确可靠和自动化监测,是煤与瓦斯突出预测技术的发展方向。
- Conventional gas reservoir simulation technique is based on Darcy's Law, and cannot accurately describe the percolation with start-up pressure gradient and rock deformation. 常规气藏数值模拟技术基于线性的达西定律，无法对启动压力梯度和介质变形的情况予以准确描述。
- According to the index of bump proneness of coal and rock,weak bump proneness existed in . 煤岩冲击倾向性是煤岩的固有属性,是决定其产生冲击破坏的能力和发生冲击地压的必要条件。
- burst and deform of coal and rock 煤岩破裂变形
- Coal and oil are natural products. 煤和石油是天然物产。
- A dispatching decision method that integrates the allocating goods-current of coal and rock with computer simulation is supplied. 提出了用“煤岩货流量分配”与计算机模拟相结合的一种调度决策方法。
- 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. 冲击地压发生的前提是矿山井巷和采场周围的煤岩体中储存了足够的弹性能。
- A mass of snow and rock break away and fall on the climber. 一堆积雪和岩石突然崩落到登山者的身上。
- Automatic lifting of shearer drum is one of key techniques of coal face automation, and its core is identification technique of coal and rock interface. 滚筒自动调高是实现采煤工作面自动化的关键技术之一,其核心是煤岩分界识别技术。
- Loads on a cutting head are random processes which are determined by variability of anti cut strenth for coal and rock, uneven of grooving thickness and wearing exent of picks. 截割头的载荷是由煤岩抗截强度的多变性、切屑厚度的不均匀性以及截齿磨损程度的变化等诸多因素决定的随机过程.
