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 rock deformation and failure tests are performed along various stress paths under true triaxial stress state.
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。
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.
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。
Nodular cast iron specimens with typical mesostructure are tested to study the meso damage evolution and failure mechanism at different triaxial stress states.
假定软岩微元强度分布统计概率,定义软岩的统计损伤变量,依据统一强度理论建立三轴应力状态下软岩的损伤统计本构模型。
Assuming distribution statistical probability of micro-units strength, statistical damage variable is defined; and the statistical damage constitutive equation is proposed under triaxial.
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 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.
本文通过对DTC-199型周期扭转荷载三轴仪进行简单的改造后,可以较好的模拟压实黄土地基或路基在受到循环动荷作用前所处的复杂初始应力状态。
This paper reformed the DTC-199 Type-torsional cyclic load triaxial apparatus, it can better simulate complex initial stress conditions of compacted loess foundation or sub-grade.
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。
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.
三轴压缩试验条件下,剪应力引起的体积变形一般是先剪缩后剪胀的,其大小由密度和应力状态决定。
The volumetric strain induced by shear stress is shrinking at first, then dilating later under triaxial compression test conditions, of which the value is determined by density and stress state.
通过三轴颗粒破碎试验,研究了某粗粒料等压固结、峰值以及不同应力水平下的颗粒破碎规律,分析了干湿状态的影响。
Through the triaxial tests of the coarse-grained material, the particle breakage under the isotropic consolidation, peak strength and different stress level conditions are studied.
本文通过对盐岩单轴、三轴的强度与蠕变实验结果的分析,研究了应力状态对盐岩的强度及其时间相关性特征的影响。
Through uniaxial and triaxial compression and creep experiment of rock salt under on high temperature and high pressure, the strength and time dependent properties of rock salt are studied.
这些力合成一个三轴不等的应力状态,相当一个以最短轴为半径的球状应力迭加一个差应力。
The stress state can be described by a sphere stress having the radius of the minimum axis with the superimposition of a differential stress between the maximum and the minimum axes.
根据试验结果,研究了压实黏土在三轴压缩、拉伸以及从压缩到反向拉伸状态下的应力应变特性。
Based on the test results, the stress-strain behaviors of compacted clay under triaxial compression, triaxial tension and compression-to-tension states are investigated.
根据试验结果,研究了压实黏土在三轴压缩、拉伸以及从压缩到反向拉伸状态下的应力应变特性。
Based on the test results, the stress-strain behaviors of compacted clay under triaxial compression, triaxial tension and compression-to-tension states are investigated.
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