还对桩-土界面处的超孔隙水压力进行了讨论。
The excess pore water pressure at the interface of the pile and soil is discussed too.
随振动激励次数的增加,土中超孔隙水压力增大;
Excess pore water pressure in soil increases with the increasing of excitations.
应变超孔隙水压力是上耦合于骨架剩余应变势的反映。
The strain excess pore water pressure is a response of the residual strain potential coupled with the skeleton of soil.
引入两个势函数,在频域中得到了应力、位移和超孔隙水压力响应解答。
The analytical solutions of stresses, displacement and pore pressure amplitude are derived in frequency domain by introducing two scalar potential functions.
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。
In the process of reinforcing soft soil foundation by preloading, preloading rate will impact on excess pore pressure dissipation.
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。
The dissipation of excess pore water pressure has a direct bearing on the design of pile foundation in saturated soft soil.
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 excess pore water pressure of saturated soft clay foundation caused by pile pushing is obvious.
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。
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.
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。
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.
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。
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.
为了解决强夯时产生的超孔隙水压力问题,提出了加固饱和粉土、粉质粘土地基的强夯碎石桩法。
Based on the problems of the saturated silt foundation, authors analyze the failure cause of dynamic consolidation on saturated soft foundation in the past.
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。
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...
通过计算分析可以发现:随着土的变形模量和泊松比的减小,由地震所引起的海床中的累积超孔隙水压力均增大。
By computations and analysis it is found that the seismic-induced accumulative pore water pressures of seabed increase with the values of soil deformation modulus and Passion's ratio decreasing.
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。
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.
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。
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.
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。
Time is adopted to analyze excess pore water pressure due to driven pile in clay; and a formula is derived.
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。
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.
本文对上游法修筑的尾矿坝的细粒泥层内超静孔隙水压力的积累和消散过程进行了分析。
The process of accumulation and dissipation of extra-static pore water pressure in fine-grained mud layer of tailings fill dam constructed by up-stream method is analysed.
根据算例,研究了在周期荷载作用下,地基中的超静孔隙水压力、位移的幅值随动力渗透系数变化的一般规律。
Finally, the influence induced by variation of dynamic coefficient of permeability on soil displacement and stress under harmonic vibration load is investigated.
根据算例,研究了在周期荷载作用下,地基中的超静孔隙水压力、位移的幅值随动力渗透系数变化的一般规律。
Finally, the influence induced by variation of dynamic coefficient of permeability on soil displacement and stress under harmonic vibration load is investigated.
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