试验结果发现:尾矿堆积坝的浸润线变化存在滞后性;
The results indicate that: (1) the character of saturation line change has a time lag of the water level of tailings impoundment;
浸润线是尾矿坝的主要监测项目,一般采用测压管进行人工监测。
The saturation line monitoring, which is done by manual usually with piezometric tube, is the main investigation item in tailings dam.
在洪水运行工况下,浸润线大幅度升高,对贮灰库的稳定极为不利;
The phreatic line is increased enormously and dam stability is threatened in flood.
计算结束后得到的渗流场孔隙水压力为零的各点的连线即为浸润线。
The link line of the points whose pore water pressure equals zero in the field that is got after the calculation is the seepage line.
结果表明:该方法能在小样本、高精度要求下对浸润线进行准确预测。
The results show that a higher accurate forecasting on the infiltration route can be obtained with few samples by this method.
实际应用显示钢板桩的实施有利于减小渗流水头、降低堤身浸润线和出逸比降。
The effect of practice showed that the seepage prevention wall is beneficial to reducing the seepage water head, decreasing the seepage line inside dike and escape gradient.
浸润线的控制是尾矿库监测重点内容之一,对尾矿库安全起着至关重要的作用。
Control of saturation line is one of important points in tailing dam monitoring, which plays an important role in tailing dam safety.
该系统可根据需要给出孔隙水压力值,压力值随时间变化的曲线及坝体浸润线。
The safety monitoring system could give out the values of the hole water pressure, the change curve of pressure vs. time, and the soakage line of the dam body.
上游法尾矿坝浸润线较高,大部分坝体处于饱和状态,地震作用下易发生液化流滑破坏。
The phreatic line is higher at upstream-type tailings dam and most of dams are in saturated state, thus easily leading to flow slide destruction under earthquake.
本文从研究边坡中地下水运动规律入手,分析坡体中的浸润线位置过高对边坡稳定的影响。
The paper deals with the law of ground water movement in the slope and analyzes the effect of high phreatic line in the bulk on the slope stability.
有限元计算和电阻网模型试验的结果也表明,坝的各向异性对浸润线的位置有较大的影响。
The results of numerical computation of finite element method and analogy model test of electric resistance network also indicate the serious effect of anisotropy on the position of saturation line.
通过反演方法可以得到浸润线的时空模式,并进而判断浸润线状态,为采取安全措施提供理论依据。
The pattern that will help to judge the state of seepage line and provide theoretical criterion for taking safety measures, can be obtained by back analysis.
白银公司三冶炼厂尾矿坝是一座险病坝,利用辐射井排水降低坝体浸润线的措施,保证了坝体的安全。
The tailings dam in the Third Baiyin Smeltery is a damaged dam. To secure the dam, radial collector well is applied to cause a drawdown of The phreatic line.
分析结果表明,坡外水位升降时,坡内浸润线及其上的基质吸力场发生显著变化,进而影响岸坡稳定;
The analysis results demonstrated that the reservoir water level fluctuation exerted a significant impact on the pore-water pressures in the bank slope, and hence on the slope stability.
结合坝体蓄水后不同水位条件下坝体浸润线的变化,分析模拟水位的变化对坝体稳定性和变形等方面的影响。
Combining the different water level in the dam after used, primarily analyze the influence on the stress in the dam produced by the changing of water level.
利用岩土工程多参数综合观测系统对德兴铜矿二号尾矿坝孔隙水压力进行了观测,通过孔隙水压力反推出浸润线。
The void water pressure of the 2nd tailings dam in Dexing Copper Mining is measured by the system of multi parameter synthetical test, and the saturation line is inferred from void water pressure.
运用饱和-非饱和渗流理论,分析了干滩长度、排渗垫层淤堵程度、磷石膏渗透性、渗透各向异性对浸润线的影响规律。
With saturated-unsaturated seepage theory, the influence of dry beach length, drainage clogging, phosphogypsum permeability and anisotropic permeability on the saturation line position are studied.
贴坡排水层的顶部应高于坝体浸润线的逸出点,超出的高度务使坝体浸润线位于该地区冻结深度以下,且不小于1.5米。
Its top must be higher than dam saturation line's exit point, and the extent exceeded must ensure the saturation line is no less than 1.5 meters below local freezing depth.
目前国内许多尾矿坝的初始坝本身不透水且无排渗设施,因而整个尾矿坝体浸润线很高,坝内大部分尾矿砂处于饱和状态。
Many initial tailings DAMS are impervious in China, then, the seepage line is very high, and most sands are saturated in tailings pond.
改进方法包括化学强化预处理、预曝气、添加氮吸附介质、添加磷吸附介质、湿地高浸润线、中浸润线、低浸润线和动态浸润线运行。
The strategies include chemically enhanced settlement, pre-aeration, addition of N-adsorption media and P-adsorption media, high, middle and low water level and dynamic saturation line within the.
为了实现对尾矿坝浸润线高度进行实时在线监测及趋势预测,提出了用了灰色系统理论来对尾矿坝的浸润线数据建立灰色模型的方法。
To monitor the height oftailings dam and forecast its trend, a designed method based on gray system theory to create the model of tailing dam saturation line is presented.
提出了自由面适应网格方法,该方法与传统方法相反,即在迭代求解过程中不改变网格而是让浸润线不断地去适应网格,采用网格映射的方法去确定浸润线,直至最后达到允许精度,得到要求的浸润线分布。
Most of the traditional methods used to determinate the free surface profile are based on modifying or changing the grid system to adapt the changing water surface during the iteration process.
结果本组X线表现特征主要为病变范围广,以浸润型为主,同时伴有空洞和并发症较多。
Results The X-ray features included abroad areas of focus, and mainly infiltration with fibre and cavity lesions.
目的评价彩超、X线钡餐透视、胃镜综合应用对贲门癌及周围浸润的诊断价值以及相互关系。
Objective To evaluate the value of color Doppler ultrasonography(US), X-ray barium meal examination(X-ray) and gastroscopy(GS)in the diagnosis of the cardial cancer.
通过多次浸润图案化线束的方法,最终组装得到DSSC电极阵列结构。
After sinking into the patterned nanowire arrays, DSSC electrode structure was finally obtained.
通过多次浸润图案化线束的方法,最终组装得到DSSC电极阵列结构。
After sinking into the patterned nanowire arrays, DSSC electrode structure was finally obtained.
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