The soil liquefaction due to earthquakes will usually result in the damage of caisson foundation.
地震作用引发的地基液化,往往导致沉箱基础的破坏。
The capabilities of piles against the sinkage, the earthquake and the soil liquefaction are introduced.
叙述了处理桩基的一些问题,对桩的抗沉降、抗地震与抗土壤液化能力作了初步论证。
Soil liquefaction induced by an earthquake may be a major cause of damage to structures and facilities.
土壤液化往往是地震中造成房屋建筑结构和重要基础设施损坏的一个主要原因。
Combined with the pore water pressure model, soil liquefaction under the seismic excitation can be modeled.
结合孔隙水压力模型可以模拟地震作用引起的饱和砂土液化问题。
In this paper, the floatation response of buried pipeline induced by soil liquefaction is studied numerically.
本文对液化场地的地下管线的上浮反应进行数值分析研究。
Soil liquefaction is also a major design issue for large structures such as mine tailings impoundments and earth dams.
因此,判定地基土液化可能性是抗震勘察设计中的一个重大课题。
BRADY COX: "Those two earthquakes really opened up a lot of new research on something called soil liquefaction, in particular."
布雷迪·考克斯:“那两次地震确实为很多新的研究,尤其是一种被称为“土壤液化”的研究开辟了道路。”
Soil liquefaction is the process by which the strength or stiffness of soil is weakened by an event like the shaking of an earthquake.
土壤液化是在诸如地震的这种灾害中,土壤的强度和刚度被弱化的一个过程。
Based on this evaluating system by GIS, it could improve to establish the localization method of the soil liquefaction evaluation.
基于这个GIS评估系统,可以改善建立土壤液化评估的局部方法。
Finally, by means of this model, the process and phenomena of the soil liquefaction is explained in the light of soil frame failure.
最后,利用该模型从土体结构破坏的角度解释了砂土液化的过程和现象。
This research made use of the structured query language (SQL) of the Geographic Information Systems (GIS) to evaluate the soil liquefaction analysis.
这研究利用地理资讯系统(GIS)的查询语言(SQL)来评估土壤液化分析。
In this paper the principle of SASW method is introduced, and is also used in judging the saturated silty soil liquefaction of the Yellow river delta.
文章介绍了面波法(SASW法)的基本原理与测试方法,并将该方法用于判别黄河三角洲饱和粉土的液化势。
The conversion of landslide to debris flow is a fluidization process related to soil liquefaction; it is the result of violent interaction of soil and water.
滑坡转化为泥石流的过程是一个和土体液化密切相关的流态化过程,是土体和水体强烈相互作用的结果。
The tests made before and after the construction show that this technology has a good effect on reinforcing the foundation and eliminating the soil liquefaction.
振动沉管碎石桩用于处理液化土地基具有诸多优点,文章通过一工程实例介绍了振动沉管碎石桩的设计要点,施工方法,质量检测及处理效果等。
Compared with other methods of reinforcement, gravel pile can not only costs lower cost but also eliminate soil liquefaction. So, gravel pile is so large-scale used.
与其它加固方法相比,碎石桩不仅造价低,而且能消除土壤液化,因此被大量使用。
Soil liquefaction is the process by which the strength or stiffness of soil is weakened by an event like the shaking of an earthquake. The soil begins to move like liquid.
土壤液化是指在类似地震一类的事件中,土壤的强度或刚度减弱,土壤开始像液体般流动。
The maximum correct probability to judge the soil liquefaction under different step analysis is 67.79% increasing to 88.93% by step optimization of the parameter analysis.
在不同阶段分析下判断土壤液化最大正确的可能性为最佳的参数分析67.79%增加到88.93%。
A typical artificial neural network model-back-propagation model was presented for prediction on the soil liquefaction type based on the physical parameters of soils under earthquake.
本文根据人工神经网络的一典型模型—反向传播模型,以及地震荷载下的各项土的物理—力学参数,建立了土液化类型的神经网络数学模型。
The degrees of soil liquefaction are divided into four classes according to liquefaction index, and the corresponding relations between liquefaction indexes and seismic hazards are given.
按液化指数把液化程度分为四级,并给出液化指数和震害的对应关系。
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。
This paper, taking Linfen in Shanxi Province as an example, discusses the problem in the application of the present preliminary judgment condition of saturated soil liquefaction to loess areas.
本文以山西临汾为例,讨论了现行饱和土液化初判条件应用于黄土地区的问题。
This paper presents some important findings found from the researchs on soil liquefaction during the past two decades in the Water Conservancy and Hydroelectric Power research Institute of China.
本文介绍了近二十年来在我国水利水电科学研究院进行饱和土振动液化试验研究中发现的几个重要特性。
Because there are many impact factors, and some judgment conditions are not easy to obtain, the application of Fuzzy theory to distinguish sandy soil liquefaction is a fairly reasonable approach.
由于影响砂土液化的因素太多,而且许多的判别条件不容易获取,应用模糊理论判别砂土液化是比较合理的方法。
This paper presents the effects of soil liquefaction on design response spectrum in terms of effective stress theory by considering the thickness and depth of sand layer, and the earthquake intensity.
本文采用有效应力原理分析了液化土层对设计反应谱的影响,分析中考虑了砂层的厚度、埋深和输入地震动等因素。
Owing to the liquefaction of soil around piles caused by sustained construction vibration the lateral resistance and bearing capacity of piles could be decreased.
打入式基桩施工引起的持续振动可引起桩周土液化,降低桩侧摩阻力,从而影响单桩承载力。
Owing to the liquefaction of soil around piles caused by sustained construction vibration the lateral resistance and bearing capacity of piles could be decreased.
打入式基桩施工引起的持续振动可引起桩周土液化,降低桩侧摩阻力,从而影响单桩承载力。
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