angle of internal friction

Reliability Research on Method of Multiple Angle of Internal Friction ψ_ 0 of Simple Braced Structure in Backfill

回填土综合内摩擦角ψ0方法的可靠性研究

We have accomplished the large scale field test of landslide inspired by artificial rainfall and laboratory soil test. The test results illustrate that there is a linearly descending relationship of the cohesion and angle of internal friction with the water content.

并进行大型的野外人工降雨激发滑坡试验和室内土工试验，试验结果表明粘聚力和内摩擦角与含水率呈线性递减关系；

The results are that the landfill is radical changing and the natural density, the water content, angle of internal friction and cohesion are all normal distribution. 2.

天然密度、含水量、内摩擦角及内聚力均呈正态分布。

When it was tensile failure, the curve of stress-strain relationship was softening and the reinforcement only increased the angle of internal friction of soil.

当发生拉断破坏时，其应力-应变曲线为软化型，此时加筋仅增加土体的粘聚力分量；

The result is more close to the fact. The compare as the follows: the cohesion C is increased 7.2%, angle of internal friction is increased 28.3% above the ground water and 29.2%.

与工程勘察选取的参数相比：内聚力C值增加7.2%，内摩擦角φ值在水上部分增加28.3%，在水下部分增加29.2%。

The shear strength parameters are reduced than those were not under the cyclic load. And under the same cyclic load, the reduction factor of cohesion is larger than the reduction factor of the angle of internal friction.

经过循环荷载作用的抗剪强度参数均比未受循环荷载作用的指标有所折减，而且在相同循环荷载的作用下，粘聚力折减系数比内摩擦角折减系数大。

Probability analysis for stability of actual slope, variance reduction coefficient may take 0.5, thinking cross-correlation of cohesion and angle of internal friction, destroy probability of slope is 6.06%.

对实际的边坡工程稳定性进行概率分析，其方差折减系数可取0.5，计算得到边坡的破坏概率当考虑粘聚力和内摩擦角的相关性时为6.06%。

By an analysis of resistance characteristics of the materials and according to the theory of Mohr-Coulomb, two intrinsic parameters have been introduced: cohesionc and angle of internal friction.

根据沥青混合料的强度构成特性，应用Mohr－Coulomb理论，我们引进了2个强度参数，即粘聚力c和内摩阻角。

When the root system reaches in certain content range, there is obvious increase with the increase of root content Rw to cohesion C, angle of internal friction is up to the growth but root quantity not very obvious.

当根系达到一定含量范围内时，粘聚力C随含根量Rw的增加有明显的增大，内摩擦角Ψ随含根量的增长并不太明显。

Cohesion and angle of internal friction decrease along with the broadening of water content and the better linear relation exists in the moistening process.

在增湿过程中的凝聚力内摩擦角都随着含水率的增加而减小，并具有较好的线性关系。

Basing Mohr-Coulomb theory, indirect tension and unconfined compression were used to calculate the cohesion and angle of internal friction of both mixes.

基于Mohr-Coulomb理论，采用无侧限抗压和间接抗拉强度对混合料的内聚力和内摩擦角进行计算。

Although the shear strength of frozen clay is only increasing with the temperature decreasing, there is a tendency that the angle of internal friction is dropping with the lowering of temperature.

无论何种试验加载方式，冻结粘土的剪切强度都与围压关系不大，只随着温度的降低而增大，而内摩擦角则有随着温度的降低而减小的趋势。

The reduction extent of cohesion is bigger than angle of internal friction after unloading confining pressure.

卸荷后，黏聚力的降低幅度比内摩擦角要大；

The result shows that the cohesion force is largely increased 256%, and the angle of internal friction increased 122%. The strength of soil increases with reaction time.

测试结果为固化后的粘土粘聚力有很大的提高，达到256%，内摩擦角也有较明显改变，增大122%，随着固化作用的时间延长，强度将还会进一步提高。

Dependable index decrease when increase of variable coefficient of cohesion and angle of internal friction of slope.

当土坡的粘聚力变异系数，内摩擦角变异系数增大时，可靠指标有很大的下降；

Considering the effect of the angle of internal friction on the inclination of the sliding plane of soils behind retaining wall, the shape of the minor principal stress arch was theoretically analyzed.

考虑墙土摩擦角对挡土墙后土体滑裂面倾角的影响，对小主应力拱形状进行了理论分析。

Factors Affecting Measurement of Angle of Internal Friction of Wheat, Paddy and Corn

小麦、稻谷及玉米内摩擦角的测定与比较研究

The cohesion and angle of internal friction of rock reduce considerably after unloading confining pressure; the reduction is more obvious especially with water pressure.

卸荷后，岩石的黏聚力和内摩擦角均有较大幅度的降低，特别是有水压时，降低更是明显；

Through the present calculation of rock mass stability, it is considered that the angle 6 between the force acting on the breaking face and the normal direction of the face would be more appropriate to take the angle of internal friction of rock.

通过对目前稳定岩体的计算，认为内破裂面作用力与法线夹角δ值取岩石内摩擦角比较合适。

The influences of the angle of internal friction, the angle of wall friction to the direction of principal strain rate are analyzed.

分析了内摩擦角、壁面摩擦角对最大主应变率方向的影响。

The differences among peak shear strengths in three directions are analyzed. Test results show the angle of internal friction is 42 ° and cohesion is 700 kPa in ice temperature-6.2 ℃.

分析了不同加载方向海冰峰值剪切强度的差异，获得-62℃温度下S2冰内摩擦角和内聚力分别为42°和700kPa。

The experiment and comparison results show that the ultimate shear stress, cohesion and angle of internal friction decrease along with the broadening of water content in the expansive soil.

试验和对比结果表明，膨胀土的极限剪应力、凝聚力和摩擦角都随着含水率的增大而减小；

When variable coefficient of cohesion and angle of internal friction range from 0.1 to 0.3, dependable index decrease particularly, and dependable index is more sensitive to variable coefficient of angle of internal friction.

且粘聚力变异系数，内摩擦角变异系数在0.1到0.3时，可靠指标下降特别明显，然后趋于缓和；可靠指标对内摩擦角变异系数的变异性更加敏感。

On the range of the whole depth of the foundation, the soil is soft soil and puddly soil with small angle of internal friction of soil;

基础深度范围内土质为软土、淤泥质土，土的内摩擦角较小；

The angle of internal friction of slide plane has greater effects on anchor force, therefore, that should be selected correctly.

滑动面内摩擦角对锚固力影响较大，须正确选用。

By sensitivity analysis, the sequence of factors that influence the critical pile space is: residual slip force of sliding mass, internal friction angle of soil mass, cohesion of soil mass, width of pile.

通过敏感性分析，对于临界桩净间距而言，各影响因素的敏感性大小排序为：滑体剩余下滑力、土体内摩擦角、土体粘聚力、桩宽度。

The sensitivity of the calculating parameters includes angle of internal friction and depth of overburden.

并对内摩擦角和覆土深度等计算参数进行敏感性分析。

Influence of pile spacing, pile cap dimension and angle of internal friction of embankment filling on the pile efficacy is analyzed.

研究了桩间距、桩帽大小和填料内摩擦角对桩体荷载分担比的影响。

Discussing the changes in soil parameters how to affect the stabilizing pile, analyzing the angle of internal friction and cohesion on the pile of soil arching.

分析研究了土体参数变化对抗滑桩的影响，讨论了内摩擦角和粘聚力对桩间土拱效应的影响，研究了土体参数变化条件下的桩板墙的地震响应。

According to the shapes of minor principal stress arch, the coefficients of earth pressure corresponding to different angle of internal friction and that of wall friction are gained.

根据得到的土拱形状，分别计算对应不同内摩擦角和墙土摩擦角时的侧土压力系数；