岩体的震动或爆炸荷载导致了瞬时荷载的产生,而由此产生的应力状态将是动态的或准静态的。
Rock vibration or explosion load lead to the instantaneous load, under these circumstances, stress is at dynamic or quasi-static.
结果表明,在静态或准静态加载条件下的断裂面分维数近似为一个常数,但在动态(冲击)加载时,分维数随着加载率的增加而明显增加。
The results show that under static or quasi-static loading the fractal dimension DF is nearly a constant, but under dynamic(impact)loading the DF obviously increases with the loading rates.
管束列管式静态混合器利用管道边壁的边界层作用,强化形成准均匀各向同性涡旋,实现快速混合。
For the static tubular mixer with tube-arrays, semi-uniform and isotropy turbulent flow takes place using the effect of boundary layer in the arrayed tube, which can achieve rapid mixing.
基于准静态爆生气体膨胀和岩石断裂力学理论,建立了不耦合装药刻槽爆破时的脆性断裂爆破模型。
Based on the theory of quasi-static explosion gas dilation and the principle of rock fracture mechanics, Brittle rock fracture model is developed for notch blast with non-coupled charge explosion.
为了减少计算时间,采取了提高准静态加载速度的方法。
To reduce the computational time, the speed of quasi-static loading is increased.
通过试验方法研究了泡沫铝填充薄壁金属管塑性变形缓冲器在准静态作用下的吸能特性。
Energy absorption characteristic of a plastic deformation energy absorber filled with aluminum foam in a thin-wall metal tube under quasi-static state was studied by test method.
爆炸荷载对爆破介质的作用是由爆炸冲击波的动态作用和爆轰气体的准静态压力作用两部分组成。
The effect of blasting on the rock medium is composed of the dynamical pressure of explosive shock wave and quasi-static pressure of explosive gas.
得出了在不同拉伸速度和边框长度条件下装置处于准静态时的临界剪切角,并且分析了织物试样尺寸大小对准静态范围的影响。
The critical shear Angle of quasi-static state was given under different loading speeds and frame lengths condition, and the influence of specimen size on this shear Angle range is also discussed.
本文给出了粘弹性基支粘弹性圆(环)形薄板准静态弯曲的一般解法。
In this paper, a general solution for quasistatic bending of viscoelastic circular (ring) thin plate rested, on viscoelastic foundation is given.
在扩展裂纹尖端,无论是准静态扩展还是动态扩展,由于应变奇异性的存在,出现较高的应变速率。
High strain rate will occur at the tip of a growing crack, whether quasi-static or dynamic growth, due to the existence of strain singularity.
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。
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.
用准静态压缩试验,对影响板栗破壳力的不同因素——加载方向、板栗大小、加载速率、板栗含水率以及板栗的几何形状进行了分析。
The effects of different factors, such as the loading direction, the size, the loading speed, the water content and geometry shape, on the chestnut shelled force were investigated in this manuscript.
为了在预模拟结束的时候达到准静态平衡状态,需要足够的系统阻尼(见理论手册,气囊模型章节)。
For obtaining a quasi-static equilibrium state at the end of the pre-simulation, the incorporation of sufficient system damping is a necessity (see Theory manual, chapter Airbag models).
空时分组码的准静态衰落瑞利信道的多发射天线多接受天线性能仿真。
The free time grouping code accurate static state declines the Rayleigh channel multi- transmitting antenna to accept the antenna performance simulation much, matlab, Communication.
本文用非线性有限元方法研究了准静态条件下纵向和横向加强筋对加筋方形管压溃破坏的影响。
The effects of longitudinal and transverse stiffeners on quasi-static crushing of stiffened square tubes are studied with the nonlinear finite element method.
采用准静态压缩试验,得到不同规格的空气垫压缩后的接触面积和压缩载荷特性,并与模型理论值比较。
The quasi-static compression was employed, through which the comparison was made between the models and experimental values of the contacting areas and static compressing curves.
准静态下纤维增强复合材料在偏轴拉伸和剪切时有明显的非线性。
Nonlinear behaviour occurs when partial tension and shear are exerted on quasi-static fibre reinforced composite.
这一修正方法及修正公式可广泛应用于凡是用瞬态激励法(阶跃函数输入和斜坡函数输入)对压力传感器、力传感器以及其它各种传感器的动态和准静态标定中。
The correction methods and equations can be used for dynamic and quasi-static calibrations of pres - sure, force and other transducers in transient excited methods of step or ramp function inputs.
建立了矿井围岩-断层系统的准静态形变平衡方程,将呈剪切破裂形式的断层失稳过程归结为折迭突变模型。
The equilibrium equation of surrounding rock mining fault system is established. The fault destablizing process with shear failure pattern belongs to fold catastrophe model.
介绍质量-弹簧模型的准静态模拟和直接计算两种快速算法。
This paper presents two fast algorithms of mass-spring model: quasi-static simulation and direct computation method.
RTK技术以其测量精度高、速度快等优势在快速静态测量、准动态测量和动态测量中获得了广泛的应用。
The RTK technology has obtained the widespread applications by its superiority of accurate measuring, quick speed and so on in the fast static survey, the quasi-dynamic survey and the dynamic survey.
对典型结构钢的双悬臂梁试件的中低速韧性撕裂的实验进行了准静态模拟。
A quasi static approach is presented for ductile tearing test of double cantilever beam specimen by using the model of elastic beam on elaso plastic foundation.
用准静态分析法分析了铌酸锂光强度调制器的电极结构参数。
To decrease the mismatch between the light and microwave velocities, the electrode structure of optical waveguide intensity modulator is designed by using quasi-static analysis method.
根据原型结构实测数据的分析,本文把直立结构的挤压冰荷载分为三种不同的模式:准静态冰力、稳态交变冰力以及随机交变冰力。
Based on analysis of the field tests data, crushing ice forces on vertical structures are classified into three modes: quasi static ice force, steady state dynamic ice force and stochastic ice force.
详细讨论了“V”型切槽在冲击波的动态压力和爆轰气体的准静态压力作用下所产生的力学效应。
The mechanical effects produced by the V-shape notch, which is under both the dynamical pressure of explosive shock wave and the quasi-static pressure of explosive sas, are discussed in detail.
充分利用MSC公司的PATRAN和NASTRAN软件,结合自编程序实现波浪载荷作用下的全船准静态强度分析。
The pseudo-static analysis of an overall ship structure subjected to wave loads actions were carried out by making most of MSC. PATRAN and MSC. NASTRAN.
在准静态及中低加载速率下,开展了饱和与干燥混凝土力学性能变化的试验研究。
The compressive properties of saturated and dry concretes including strength, elastic modulus and peak strain under different loading rates are studied by experiments.
扫描电镜下的原位准静态拉伸试验表明,合金的断裂行为是穿晶韧性断裂。
The result of insitu-tensile test shows that the behavior of fracture is transcrystalline rupture.
扫描电镜下的原位准静态拉伸试验表明,合金的断裂行为是穿晶韧性断裂。
The result of insitu-tensile test shows that the behavior of fracture is transcrystalline rupture.
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