It is frequently accelerated by the presence of an active environment and by triaxial stress.
激化环境和存在三轴应力,常可加速这种破坏。
The rock deformation and failure tests are performed along various stress paths under true triaxial stress state.
在真三轴应力状态下进行了各种应力途径的岩石变形和破坏实验。
The shear strength curve and compressed curve and soil-water characteristic curve as well as triaxial stress-strain curve of intact loess were obtained.
得到了原状黄土的抗剪强度曲线、土-水特征曲线、压缩曲线及三轴应力应变曲线。
Nodular cast iron specimens with typical mesostructure are tested to study the meso damage evolution and failure mechanism at different triaxial stress states.
选用具有典型细观结构特征的球墨铸铁材料进行试验,探讨这种金属材料在各种三轴应力状态下的细观损伤破坏。
The specimens of frozen clay are used for carrying out the long-term creep tests under triaxial stress states so that the creep curves of the frozen clay are derived.
利用冻粘土试件进行了三轴蠕变试验,从而获得了复杂应力状态下的蠕变曲线。
The monotone property of multivariate function proved that the maximum stress strength point exists on the inner surface of casing under the triaxial stress conditions.
通过实例计算,对比分析了用“三向应力圆”理论与其他几种理论计算的抗挤强度值。
By means of the experimental data from dynamic triaxial stress-strain test of variable cyclic amplitude for frozen soil, the formative conditions of residual strain on frozen silt clay are studied.
基于不等幅值循环荷载作用下低温三轴振动试验资料,研究了冻结粉质粘土在分级往返加荷情况下的残余应变产生条件。
Based on the constitutive framework of unsaturated soils established by the continuum porous medium soil mechanics, an elastoplastic model for unsaturated soils in triaxial stress state is formulated.
基于连续介质土力学的本构模型框架,提出了一个三轴应力状态下的非饱和土本构模型。
The complicated evolvement of stress load, which is produced by excavating underground engineering under high stress conditions, is simulated through true triaxial experiment.
通过真三轴试验模拟高地应力条件下地下工程开挖引起的复杂的应力路径的演化。
The influence of rubber membrane penetration on volume change in large-scale triaxial tests of granular materials along stress paths with variational confining pressure need to be eliminated.
在围压变化的应力路径上对粗粒料进行大型三轴试验时,需要有效地消除橡皮膜嵌入量对试样体积变形量测的影响。
According to the realistic stress path of deep excavation, normal triaxial apparatus of strain control was transformed and triaxial test conforming to deep excavation characteristic was designed.
针对深基坑开挖卸荷的实际应力状态,通过对常规应变控制式三轴仪的改造,设计了符合基坑开挖特点的三轴试验方法。
The true triaxial pressure experiment for red sand rock is conducted for the purpose of investigation into the strength theory of rock and the effect of intermediate main stress.
为探讨岩石的强度理论和中间主应力效应,进行了红砂岩真三轴压力试验。
Some mechanical properties of granite residual soil were studied under special stress paths using advanced GDS stress path triaxial apparatus.
利用先进的GDS应力路径三轴仪,探讨了花岗岩残积土在特殊应力路径下的三轴试验特性。
The shape of effective stress path is similar under the same stress path testing, the S' shape of effective stress path was observed in conventional triaxial compression test.
相同应力路径试验得到的有效应力路径形态一致,常规三轴压缩试验中有效应力路径呈S形。
Secondly, triaxial tests of saturated sands are made using GDS stress path triaxial testing system in this paper.
运用GDS应力路径三轴测试系统进行了饱和砂土的三轴试验。
A valid method to make the anisotropic deformation behavior of load bearing unit clear is to research principal stress and principal strain relationship, and true triaxial test is a necessary means.
弄清受荷单元的主应力主应变关系是认识各向异性变形性状的有效方法,而真三轴试验是必要的手段。
The pseudo-triaxial compression tests and confining pressure reduction tests were carried out for coal specimen strengths in different stress on servo-controlled testing machine.
基于在伺服试验机对煤样的常规三轴压缩和三轴卸围压试验,分析了煤样在不同应力条件下的强度和变形特征。
This paper discusses the stress conditions of the overconsolidation cohesive soils cut out of the railway under the load of a moving train simulated through applied dynamic triaxial apparatus.
本文利用动力三轴仪模拟列车荷载作用下铁路路堑中超固结粘性土的受力情况。 研究了在列车荷载作用下该土的动应力与动应变的关系及轴向永久变形的若干规律。
By conducting stress controlled cyclic triaxial test, in this paper, the behavior of saturated soft clay under the action of undrained cyclic load being studied.
本文通过应力控制式循环三轴试验,研究了饱和软粘土在不排水循环荷载作用下的性状。
The value of strain of undrained conventional triaxial compression creep is less than that of reduced triaxial compression creep under the same deviator stress;
在相同偏应力条件下,不排水常规三轴压缩蠕变的应变值要小于减压三轴压缩蠕变的应变值;
Based on the conventional triaxial compression test of Three Gorges granites, the crack initiation stress under different confining pressures can be obtained by studying the crack strain curves.
从三峡花岗岩常规三轴实验出发,通过研究裂纹应变的变化规律,得到不同围压下花岗岩的起裂应力。
Besides, the effects of other factors on the consolidation test are analyzed by automatic stress-path controlled triaxial tests.
又通过全自动应力路径三轴试验,分析了其他因素对固结试验的影响。
The stress relaxation test of saturated silty mudstone under triaxial compression is carried out on the rljw-2000 rock microcomputer-controlled rheology servo test system by step loading method.
采用rljw—2000型岩石三轴流变伺服仪,在分级加载条件下完成饱和粉砂质泥岩的三轴压缩应力松弛试验。
Based on the conventional triaxial compression tests of the Three Gorges granite, the complete stress-strain curves under different confining pressures have been attained.
通过对三峡花岗岩进行常规三轴压缩试验,得到不同围压下的应力—应变全过程曲线。
The penetration process is similar to Vickers hardness test, it is triaxial compressive stress condition in the target.
侵彻时的应力状态与压入法测硬度相似,靶内应力状态为三向压应力。
It has long been recognised that the latter two parameters increase substantially whenever the state of stress is triaxial compression (confined concrete).
它一直被公认后者的两个参数大幅增加的应激状态时三轴压缩(约束混凝土)。
Triaxial compression test with the remolded deep clay shows that its fraction Angle is lower than that of the common shallow clay, and the strength envelope deflects with high confining stress.
对深部黏土重塑土的常规三轴试验表明,其内摩擦角较一般浅层黏土低,而且在高围压下强度包线出现向下的转折。
Therefore, it is necessary to apply true triaxial test to study the characteristics of rock so that the stress process can be consistent with the actual stress changes of in engineering project.
因此,通过符合于实际工程应力变化的真三轴实验来研究岩石的强度特性是很有必要的。
Therefore, it is necessary to apply true triaxial test to study the characteristics of rock so that the stress process can be consistent with the actual stress changes of in engineering project.
因此,通过符合于实际工程应力变化的真三轴实验来研究岩石的强度特性是很有必要的。
应用推荐