1) fracture control
断裂控制
1.
Research on theory on directional fracture controlled blasting;
定向断裂控制爆破理论与技术应用
2.
In this paper, the reqular pattern of crack crack initiating, glowing branching and stoping in rock blasting is investigated by means of fracture mechanics so as tostudy the fracture control blasting and effectively control crack location, propagation andlength.
为研究断裂控制爆破,有效地控制裂纹的发生位置、传播方向、开裂长度,本文总结和探讨爆破岩石裂纹起裂、扩展、分岔和止裂的规律,并用断裂力学研究其作用机制。
3.
In this paper,the propagation of linear cracks intersecting a borehole is described infracture control process.
描述了孔边线状裂纹扩展的断裂控制过程。
2) controlled fracturing blasting
控制断裂
1.
2 amatol in small diameter hole (42 mm) for controlled fracturing blasting are explained, the experimental results of dynamic performance and explosion process of the explosive charge are introduced, and the numerical analysis of explosion effect of the rectangular charge on the hole wall is also investigated.
文中根据实验和数值分析结果,阐述了2号岩石铵梯矩形装药用于小直径炮孔(42mm)控制断裂爆破技术的可能性及合理性;介绍了2号岩石铵梯矩形装药传爆性能和爆炸作用过程的实验结果;探讨了矩形装药孔壁爆炸作用的数值分析方法。
3) controlling diagram
断裂控制图
1.
Three dimentional σ-Tin ε_0/ε-d~(-1/2) cold brittle fracture controlling diagram and fracture mechanism's diagram are thereby established.
从理论和实验两方面研究了38CrA钢光滑试样屈服强度σ_(ys)、断裂应力σ_f与A参量(A=Tlnε_0/ε)、晶粒尺寸d(-1/2)之间的综合关系,建立了σ-A-d~(-1/2)三维冷脆断裂控制图和断裂机制图。
4) rock fracture control
岩石断裂控制
5) fracture controlled blasting
断裂控制爆破
1.
A new method of fracture controlled blasting was presented, which makes use of different coupling mediums (water and gas) to carry blasting in the hole at the same time.
提出了一种新型的断裂控制爆破方法——在炮孔内同时利用不同的偶合介质(水和空气)爆破法。
2.
With the past theories and practices of fracture controlled blasting, on the basis of the present explosive theories and technology, combination the characteristic of hydraulic pressure blasting and gas decoupling blasting, the new method of fracture blasting was analyzed and applied using different coupling medium-water and gas within the hole at the same time.
本文根据断裂控制爆破的理论与实践,在现有爆破理论和爆破技术的基础上,结合空气隔层爆破的特点和水压爆破的特点,在分析总结前人研究结果的基础上,提出了一种新型的断裂控制爆破方法——双介质不耦合爆破法(即在炮孔内同时利用水和空气两种不同介质的爆破方法),并将该方法进行实践研究与应用推广。
3.
With the past theories and practices of fracture controlled blasting, on the basis of the in being explosive theories and technology, a new method of fracture blasting-use different coupling medium-water and gas within the hole at the same time is put forward in this paper, mostly making use of the different physics and transmitted energy characteristic of water and gas.
本文根据前人断裂控制爆破的理论与实践,在现有爆破理论和爆破技术的基础上,利用空气和水不同的物理特性和传能性质,提出了一种新型的断裂控制爆破方法——在炮孔内同时利用不同的偶合介质(水和空气)爆破法。
6) fracture control blasting
断裂控制爆破
1.
In this paper, with a calculation theory and the finite element method for dynamic and quasi-static stress generated by decoupled explasive charge blasting,the experimental fracture control blasting is studied.
本文通过不耦合装药爆炸后形成的动应力场和准静态应力场的理论及有限单元法计算,对断裂控制爆破开采石材的机理进行了分析研究,并做了实验验证。
补充资料:反馈控制(见控制系统)
反馈控制(见控制系统)
feedback control
于。。伙。]伙ongZ片}反馈控制(几edbaekcontrol)见拉制系统。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条