In the process of reinforcing soft soil foundation by preloading, preloading rate will impact on excess pore pressure dissipation.
堆载预压法加固软土地基过程中,堆填速率将影响到超孔隙水压力的消散。
The initial relative density of the deposited sand, the velocity of the sphere and excess pore pressure ratio are the main factors in the tests.
试验中考虑了砂土的初始相对密度、钢球的运动速率、液化后砂土的超孔压比等因素的影响。
The excess pore pressure measured in the same site is also compared with them. The maximum influence radius of the increment of soil pressure under the pile tip is discuss...
也将同一场地测得的侧压力增量与超孔隙水压力进行比较,并对桩端下土压力增量的最大影响半径进行了讨论。
Different from cyclic loading acted on onshore foundation, the wave pressure plays double roles as: the surface loading imposed on the mudline and the boundary condition of excess pore pressure.
与常规陆上荷载不同,波压力不仅是外加的循环表面力,而且是海床表面的超静孔隙水压力边界条件。
The strain excess pore water pressure is a response of the residual strain potential coupled with the skeleton of soil.
应变超孔隙水压力是上耦合于骨架剩余应变势的反映。
Excess pore water pressure in soil increases with the increasing of excitations.
随振动激励次数的增加,土中超孔隙水压力增大;
The excess pore water pressure of saturated soft clay foundation caused by pile pushing is obvious.
饱和软粘土地基沉桩过程中桩土挤压所引起的桩周土体超孔隙水压力效应是非常显著的。
The proposed analysis method is validated through the comparison of the values of excess pore water pressure, piezocone test, theoretical estimates and the data collected in four projects.
最后通过工程实例把孔压静探试验得出的超孔压值、理论值以及现场实测值进行了对比,初步验证了利用孔压静探试验估算沉桩过程中产生的超孔隙水压力的可行性。
Loading rate effect, creep and stress relaxation should be attributed to the viscous properties of the sand specimens, but not to the delayed dissipation of excess pore water pressure.
加载速率效应、蠕变以及应力松弛都是砂土材料本身黏性的反映,而与超孔隙水压力的消散无关。
The possibility of a flow failure due to seepage with the redistribution of the excess pore water pressure after liquefaction has been pointed out.
前人曾指出液化后伴随着超孔隙水压重新分配的渗透会引起流体破坏的可能性。
The research of dynamic stability shows it important to consider excess pore water pressure.
通过对动力稳定性研究表明了考虑孔隙水压力影响的重要性。
The dissipation of excess pore water pressure has a direct bearing on the design of pile foundation in saturated soft soil.
饱和软土地基中桩基设计与沉桩引起的超孔隙水压力大小及其消散有密切关系。
However, the dissipation model of excess pore water pressure after liquefaction is only affected by the confining pressure.
相对密度仅对液化后的本构模型有较大的影响,而对孔压消散模型基本没有影响。
The excess pore water pressure at the interface of the pile and soil is discussed too.
还对桩-土界面处的超孔隙水压力进行了讨论。
Essentially the main mechanism of deformation and failure of rock mass induced by earthquake is the coupling effect of shear stress and excess static pore water pressure accumulation.
地震作用导致岩体变形破坏的主要机制是剪应力积聚和超静孔隙水压力累积效应的耦合作用。
According to the theory of equivalent of seepage discharge to volume change, a simplified formula for consolidation is derived from the concept of average excess pore water pressure.
根据排水量与体变等效原理,用平均超孔隙水压力的概念推导出一种简化的固结计算式。
In the course of construction, the free pore water in the weak soil of highway foundation is seldom discharged immediately, and the excess pore water pressure comes into being.
软土高填方路基施工过程中,土内自由水难以及时排出,产生超静水压力。
Time is adopted to analyze excess pore water pressure due to driven pile in clay; and a formula is derived.
引入时间参数分析在粘土中沉桩时所引起的超静孔隙水压力,给出了考虑固结效应的超静孔隙水压力的解。
The fluctuating characteristics of excess pore water pressure (EPWP) are the basics to establish the transient EPWP model.
饱和砂土中振动孔压波动特性的研究是建立瞬态孔隙水压力模型的基础。
Using the theory of hydraulic fracture, radial and vertical distributions of excess pore water pressure are subsequently studied along the pile surface during and after pile driving.
运用水力压裂理论推导出沉桩产生的超孔隙水压力在沉桩后瞬时沿桩身径向和竖向的分布。
Plastic flow failure is mainly induced by building up of excess-static pore pressure.
塑性流动失稳破坏是由孔隙水压力的累积作用起主导作用;
The average consolidation degrees defined by excess pore water pressure and settlement respectively are different to some extent.
分别按孔压和沉降定义的总平均固结度有一定程度差别 ;
On the basis of cavity expansion theory, the formulae of excess pore water pressure has been proposed, and the stress and strain of soil had been analyzed.
根据半无限土体中小孔扩张问题的解,分析了在超孔隙水压作用的瞬时,土体中的应力、变形等,并提出了经验公式。
Experimental results show the typical characteristics of soil liquefaction: excess static pore-water pressure increases, effective stress decreases, and volumetric strain increment increases.
试验结果验证了砂土液化典型特征:超静孔隙水压升高,有效应力降低,体积压缩积累增大。
Experimental results show the typical characteristics of soil liquefaction: excess static pore-water pressure increases, effective stress decreases, and volumetric strain increment increases.
试验结果验证了砂土液化典型特征:超静孔隙水压升高,有效应力降低,体积压缩积累增大。
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