扬压力,建筑学术语,指建筑物及其地基内的渗水,对某一水平计算截面的浮托力与渗透压力之和。 挡水建筑物的扬压力是在上下游净水头作用下形成的渗流场产生的,是静水压力派生出来的荷载。详见 条文说明8.1。
The mechanical effects of water in saturated pore medium is represented from macroscopic view and concepts of uplift pressure and seepage force are discussed.
二、从宏观角度阐述饱和孔隙介质中水的基本力学效应,讨论了扬压力和渗透力的概念,着重回顾扬压力的发现、发展。
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其次,叙述了各向异性的岩石基础对扬压力的影响。
Then the influence of anisotropic rock foundation on the uplift pressure is described.
坝基局部扬压力异常机理的分析中通常存在不确定性。
Uncertainty may exist in dealing with the mechanism of local uplift anomaly on dam foundation.
帷幕深度一定时,分析了排水孔深度的变化对渗流量和扬压力的影响。
The effect of increasing drainage depth on seepage discharge and uplift of dam foundation is studied when curtain depth is fixed.
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