Experimental study on dilatancy nature of the rock post-peak behavior;
峰后岩石剪胀性能试验研究
Some discussion on the dilatancy of geotechnical materials
有关岩土材料剪胀的讨论
Research on influences of particle breakage and dilatancy on shear strength of calcareous sands
颗粒破碎及剪胀对钙质砂抗剪强度影响研究
Analysis of cavity expansion in soil with shear dilationand strain softening considering large deformation;
应变软化及剪胀性土体中考虑大应变的孔扩张问题解析
Analytical solutions of hydraulic tunnels considering strain softening, shear dilation and seepage
考虑应变软化、剪胀和渗流的水工隧洞解析解
Unified solutions of well-bore stability considering strain softening and shear dilation
考虑应变软化及剪胀的井壁稳定统一解
Numerical solution was compared with and theoretical one,and the influence of shear dilatation on the stress and displacement.
利用现阶段国内外流行的岩土数值分析软件FLAC3D,模拟分析了圆形隧道围岩不同阶段的应力和位移,并把数值解和理论解析解进行了对比;分析了剪胀性对于隧道围岩应力位移的影响,对隧道工程的设计和施工有指导作用和参考价值。
The result of research shows that attenuation of stiffness and appearance of shear dilatation affect the shape of hysteresis loop greatly, these explain the phenomenon in the dynamic triaxial Test, then the mechanism of the saturated sand liquefaction is more clear than before.
通过动三轴实验研究砂土液化过程中轴向应变的发展 ,从理论解析和应力状态变化两个角度分析了砂土液化过程中的应力应变滞回环 ,分析表明 ,刚度的衰减与剪胀的出现直接影响了滞回环的形状 ,解释了砂土液化过程中应力应变滞回环出现的不规则变化情
A unified analytical solution to cylindrical cavity expansion is derived by considering the strain-softening and shear dilatation behavior of geomaterials using the unified strength theory (UST, Yu, 1991).
考虑了岩土材料的软化和剪胀特性,利用空间轴对称问题的统一强度理论分析了柱形孔扩张问题,求出了岩土材料在柱形孔扩张时的应力场、应变场、位移场和最终扩张压力的统一解表达式。
Study on shear dilatancy behaviors of rockfills in large-scale triaxial tests;
堆石料剪胀特性大型三轴试验研究
In order to incorporate the strain-softening and shear dilatancy behavior of geomaterials in the analysis,a strain-softening stress-strain model with a stress-dropping and a simplified model which is related to volumetric strain ε_v and principal strain ε_1 and major component ε_1 and minor component ε_3 of principal strains are adopted.
考虑土的应变软化特性,采用应力跌落的简化应力-应变模型,并用简化的体积应变vε与大主应变1ε及小主应变3ε与1ε之间的相互关系反映土的剪胀特性,利用空间准滑动面(SM P)理论和平面应变轴对称问题的柱形孔扩张基本方程,通过推导确定了无黏性土中柱形孔扩张问题的应力场、应变场、位移场、塑性区半径和孔扩张压力。
Influences of shear dilatancy on shear band (SB) patterns and entire deformational characteristics of the specimen are investigated numerically.
分析表明,增加剪胀角使岩样由单一向共轭剪切破坏转变,并使接近Arthur倾角的剪切带倾角增加。
Expansion of large strain spherical cavity in soil in consideration of dilation and strain softening;
考虑土应变软化及剪胀特性的大应变球孔扩张的问题
At the same time, the dilation and strain softening effects of soil are also considered.
由于莫尔库仑模型不能考虑中间主应力对材料屈服的影响,本文使用双剪统一强度理论,考虑中间主应力的影响,并同时考虑土体的剪胀和应变软化特性,给出了柱孔或球孔扩张问题的精确相似解答。
Cavities expansion in soils with softening and dilation and pile driving effects ware studied.
研究内容主要包括软化剪胀土中的球形(柱形)孔扩张问题和沉桩挤土效应问题。
Volume-contraction in unloading of shear tests and reversible dilatation of soils;
土的卸载体缩与可恢复剪胀
DILATATION IN DIRECT SHEAR TESTS OF HONG KONG COMPLETELY DECOMPOSED GRANITE (CDG)
香港全风化花岗岩饱和直剪试验中的剪胀问题
Research on influences of particle breakage and dilatancy on shear strength of calcareous sands
颗粒破碎及剪胀对钙质砂抗剪强度影响研究
Study on Cavities Expansion in Soils with Softening and Dilation and Analysis of Pile Driving Effects;
软化剪胀土中孔扩张理论及沉桩挤土性状研究
A STUDY OF CONSTITUTIVE MODEL COUPLING DILATANCY AND DEGRADATION FOR JOINTED ROCK
剪胀和破坏耦合的节理岩体本构模型的研究
Analytical solutions of hydraulic tunnels considering strain softening, shear dilation and seepage
考虑应变软化、剪胀和渗流的水工隧洞解析解
Determination of dilatancy angle for geomaterials under non-associated flow rule
岩土材料在非关联流动法则下剪胀角选取探讨
A Constitutive Model for Coarse Granular Material Incorporating Both Strain Work-softening and Dilatancy
考虑粗粒土应变软化特性和剪胀性的本构模型
Unified solutions of well-bore stability considering strain softening and shear dilation
考虑应变软化及剪胀的井壁稳定统一解
Spherical cavity expansion in dilatant soils with different tension and compression moduli
拉压模量不同的剪胀土体中的球孔扩张问题
Dilation effect of slope under over-loading on top of its surface
考虑坡顶超载情况下的边坡剪胀效应分析
The Influence of Stress Dilatancy on the Shape of the Failure Face for Shallow Bias Tunnel
应力剪胀对浅埋偏压隧道破坏面形状的影响
Stability Analysis of Soil Slope Considering Transient-Unsaturated Seepage and Dilatancy of Soils;
考虑非饱和非稳定渗流和剪胀性的土坡稳定分析
Study on Shear Behavior of Undisturbed Expansive Rock by Direct Shear Test
原状膨胀岩剪切性状的直剪试验研究
Study on Shear Strength Characteristics of Expansive Soil of Nanyang City
南阳膨胀土非饱和剪切特性试验研究
Shear strength of Baise r emolded expansive soil
百色重塑膨胀土抗剪强度的试验研究
Shear Strength Characteristics of Expansive Rock in Middle Route of the South-to-North Water Transfer Project
南水北调中线膨胀岩非饱和剪切特性
Comparison with shear strength of the expansive soil under two different conditions
膨胀土两种不同条件下抗剪强度比较
The only strain is a shear strain and the dilatation is zero, these waves are called shear waves.
唯一的应变是剪应变而没有膨胀，这种波叫剪切波。