水在土体中流动时,将会引起水头的损失。而这种水头损失是由于水在土体孔隙中流动时,力图拖曳土粒而消耗能量的结果。自然,水流在拖曳土粒时将给予土粒以某种拖曳力,将渗透水流施于单位土体内土粒上的拖曳力称为渗流力。 渗流力所引起的渗透破坏问题主要有两大类,分别为局部稳定问题和整体稳定问题。局部稳定问题主要表现为流土和管涌,整体稳定问题表现为岸坡滑动或挡土墙等构筑物的整体失稳。
渗流力学 seepage mechanics ; [流] permeation fluid mechanics ; equivalent seepage resistance ; mechanics of flow through porous media
渗流力学进展 Advances in Porous Flow
地下水渗流力学 [地质] ground water permeation fluid mechanics
油气藏渗流力学 [油气] petrol-gas permeation fluid mechanics
计算渗流力学 Computational Porous Flow
实验渗流力学 Experimental Porous Flow
生物渗流力学 Biological Porous Flow
多场耦合渗流力学 Multi-field Coupling of Porous Flow
地下渗流力学 [地质] underground permeation fluid mechanics
渗流压力 Seepage Force ; Pressure seepage
Particle flow simulation and the calculation of the physical parameters are based on the results of the seepage force.
渗流力的计算为颗粒流细观模拟和物性参数的计算提供了依据。
参考来源 - 筒型基础负压沉贯过程渗流场数值分析Meanwhile distributive laws of seepage force caused by every grade of water decreasing are still educed.
同时也得出了每级降水引起的渗流力分布规律。
参考来源 - 深基坑工程渗流与变形分析·2,447,543篇论文数据,部分数据来源于NoteExpress
通过分析可以发现负压吸力和渗流力是造成土塞现象的重要原因。
By the analysis of the results, the conclusion is that the suction force is the main reason contributed for the soil plug as well as the seepage force.
本文根据基坑防渗帷幕周围的地下水渗流特征,分析了渗流力对基坑流砂的影响,提出了按涌砂安全系数进行防渗帷幕埋入深度计算的方法。
The influences of seepage force on foundation pit quicksand are analyzed herein based on the features of groundwater seepage around the water tight screen in the pit.
地下水对土体的渗流作用是通过作用在土颗粒上的渗透力(动水压力)产生的。
The influence of the groundwater seepage on soil mass comes to be true through the seepage force (the dynamic stress) on the soil grain.
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