Low frequency stress wave does more damage.
低频波比高频波的危害更大。
Thus, the velocity of stress wave can be calculated.
从而可以得到应力波的传播速率。
So the travelling speed of stress wave can be obtained.
从而得到应力波的传播速率。
The propagation of the blasting stress wave in concrete was studied.
研究了爆炸应力波在混凝土介质中的传播规律。
The dynamic disturbance can be simplified as plane stress wave under certain conditions.
在一定条件下,动力扰动可简化为平面应力波。
By applying a matrix approach, the stress wave propagating in an elastic bar is studied.
应用矩阵方法,研究了应力波在弹性杆形部件中的传输特性。
It is found that the attenuation of stress wave is important for study of spallation property.
发现在层裂特性研究中,应力波衰减有重要意义。
It is shown that the irregularity of the joint surface apparently affects the stress wave transmission.
研究结果表明:节理面不规则结构明显地影响应力波的传播性质。
The intensity of stress wave can be greatly decreased because of lower wave impedance and plastic deformation.
由于多孔材料冲击波阻抗很低,能够大大地削减应力波的强度。
The problem of checking on the quality of pile foundations is studied by using the theory of stress wave propagation.
利用应力波传播理论探讨了桩基质量检测问题。
The experimental results show that the stress wave factor may be used to evaluate relative uniformity of aluminous sheets.
实验结果表明,用应力波因子评价铝合金板材的相对均匀性具有可行性。
The law of least resistance or shortest path of spread of stress wave as well as general propagation model of stress wave are given.
提出了前兆应力波扩展与传播的最小阻力或最短波径定律以及地应力波传播的概略模型。
The advantage of stress wave testing for concrete pile quality is nondestructive to pile itself. This method is rapid and effective.
应力波测试混凝土桩基础的质量之优点在于不损伤桩基本身,且快速和有效。
The interaction of stress wave with tunnel structures in rock mass is a complex problem, which up to now has not been solved completely.
应力波与隧道衬砌的相互作用问题为岩石力学的一个十分复杂的问题,到目前为止还没有得到圆满的解决。
The equation of lateral disturbance used to analyize the problem is developed by taking into account the effect of elastic-plastic stress wave.
考虑了弹塑性应力波传播对屈曲的影响,建立了该问题横向扰动方程。
That the complex stress state change is aroused between armor plates under explosive or shock force is expressed by complex stress wave propagation.
在爆炸或冲击荷载作用下,钢板间会引起复杂的应力应变状态的变化,表现在应力波传播比较复杂。
In many practical measurings of the blast stress wave parameters in rock mass by variable capacity instrument, long wire effect has been discovered.
在变电容仪测量岩体爆炸应力波参量的多次实践中,发现存在着长线效应。
This paper analyzes the stress wave of hoisting steel rope caused by impact and The position and size of maximum impact load have been found in theory.
分析了由于冲击而引起的钢丝绳的应力波动,并从理论上找到了发生最大冲击负荷的部位及大小。
The equation of lateral disturbance is used to analys the problem. The effects on the propagation and reflection of stress wave are taken into account.
用幂级数解法,理论上给出了该问题的级数解,同时考虑了应力波传播及反射对屈曲的影响。
The paper analysed the process of smashing rock near a explosion source by shock wave and stress wave and the reflecting action of stress wave on the free face.
分析了集中药室爆破时,爆破冲击波和应力波对药室附近岩体的破碎过程及应力波在自由面的反射作用。
Then, a approximate method for characteristic analysis is presented, which will pave the way for solving the stress wave propagation problems in anisotropic solid.
提出了一个简化特征分析的方法,这种方法将成为应用特征线法求解各类各向异性应力波问题的一个突破口。
Puts forward stress wave research method when the linear charge blasting. It regarded column stress wave as cylinder stress wave, end stress wave as spherical wave.
提出了将条形药包柱部应力波当作柱面波、端部应力波当作球面波处理的应力波研究方法。
The position where stealing happened is derived by calculating the difference between The Times at which the stress wave reaches the two adjacent detection transducers.
在盗油实时监测时,利用冲击激励产生的应力波到达两个检测传感器的波达时刻的差对冲击激励点进行定位。
The theory about stress wave and its propagation is employed to analyze the effect of dynamic unloading during excavation of jointed rock mass slope under high geostress.
利用应力波理论分析高地应力条件下节理岩体边坡开挖过程中的动态卸荷效应,探讨卸荷松动后节理岩体渗透特性的变化规律。
In this paper, we introduced the merit and shortage of the frequency analysis determining the integrality of stake - boby quantity using the reflect method of stress wave.
本文介绍了应力波反射法中所使用的频域分析在判断桩身质量完整性中的优点与不足。
The tests prove that saturated soils are a kind of strain hardened media and stress wave will maintain shock wave characteristic invariant during shock wave dynamic loading.
试验证明,饱和土属于应变硬化介质,在激波动力加载条件下,土中应力波将保持其激波特征不变。
The stress wave induced by the explosion may change during spreading through different interfaces, which is one of the reasons of the influence of rockinterlayer on blasting.
炸药爆炸产生的应力波在不同介质界面中传播会发生变化,这是影响爆破效果的原因之一。
In terms of stress wave theory and complex function, analytical solution for the interaction between blasting seismic wave and arbitrary shape underground Chambers is deduced.
根据应力波理论和复变函数方法,建立了求解爆破地震波作用下任意形状洞室动态响应的解析方法。
In terms of stress wave theory and complex function, analytical solution for the interaction between blasting seismic wave and arbitrary shape underground Chambers is deduced.
根据应力波理论和复变函数方法,建立了求解爆破地震波作用下任意形状洞室动态响应的解析方法。
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