Based upon blasting mechanics theory, pressure on the wall of borehole and blast stress field are gained in the course of detonation with air cushion charging construction.
利用爆炸力学理论,得到空气垫层装药爆破的孔壁压力及其爆炸应力场。
The radium of blasting cavity, stress peak value and action time of stress waves are validated by the theory of classical explosion mechanics and the way of curve regression.
借助经典的爆炸力学理论和回归拟合曲线方法,验证了爆炸空腔大小、应力波的应力峰值、应力波的作用时间。
The calculating formulae of minimum Angle corresponding to the remained wall and blasting cutting height are deduced on the basis of principle of mechanics and dynamics.
运用力学和运动学方法推导得到了余留支撑体所对应的最小保留角和爆破切口高度计算公式。
This paper presents a fracture mechanics model of smooth blasting and pre-split blasting, analyzes the function of stress waves and quasi-static pressure of explosion in blasting process.
本文提出了光面爆破和预裂爆破的断裂力学模型,分析了应力波、爆生气体准静态压力在爆破破裂过程中的作用。
Based on the theory of dynamic fracture mechanics, the mechanism of crack-forming among shot holes in the directional split of rock by controlled blasting is expounded.
基于断裂动力学理论,文章论述了切缝药包定向断裂控制爆破炮孔间贯通裂纹形成的机理。
The notch blasting mechanism is expounded by the fracture mechanics principle, the cutting tool parameters for notch presplitting blasting is put forward.
利用断裂力学原理阐明了切槽爆破机理,提出了切槽预裂爆破的刀具参数,依据现场初步试验成果指出了下一步应改进的切槽刀具参数。
According to practice and experimental observation, the structure planes effect and engineering geology mechanics principle of rock-mass blasting were discussed.
基于生产实践和试验观测,探讨了岩体爆破结构面效应、岩体爆破工程地质力学原理。
And study how to choose blasting incision Angle with material mechanics.
运用材料力学理论,初步研究了烟囱爆破切口角的选取。
Based on the existing research results and up to the minute theory of rock damage and fracture mechanics, the blasting damage and fracture mechanism of rock and bedded composite rock is studied.
本文基于前人的研究成果,采用岩体损伤、断裂理论的最新研究成果,研究了岩石和层状复合岩体在爆炸应力波和爆生气体作用下的损伤断裂机理。
In this paper, a mechanics model is founded on effect of spherical dynamic explosion in multiphase medium, based on the systems of blasting pressure decay and of reflection in the interface.
利用爆炸应力波在介质中传播的衰减规律和在界面处的反、透射规律,建立起了集中装药在多相介质中爆炸的力学模型;并运用工程实例来说明这种力学模型的应用。
The experimental results of a blasting centrifuge model test are numerically modeled and compared by using the fluid dynamic mechanics theory and dynamic finite element method.
利用流体动力学理论和动力有限元方法,对一受爆震波作用下的离心机模型试验结果进行了数值模拟与比较,并给出了几种典型屏障物对爆炸防护的影响。
The experimental results of a blasting centrifuge model test are numerically modeled and compared by using the fluid dynamic mechanics theory and dynamic finite element method.
利用流体动力学理论和动力有限元方法,对一受爆震波作用下的离心机模型试验结果进行了数值模拟与比较,并给出了几种典型屏障物对爆炸防护的影响。
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