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.
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.
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.
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.
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.
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.
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.
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