Nonlinear adaptive multigrid FEM for simulating multi-step excavation process was studied.
开发了模拟多步开挖过程的非线性自适应多重网格有限元方法。
Another numerical simulation for an engineering case of excavation process also shows the transfer procedure is effective.
模拟多步开挖的工程实例计算结果亦展示出所述传递方法的有效性。
The small range model, in which mesh is refined, is exactly used to simulate excavation process of the underground powerhouse.
然后取较小计算范围进行二次细分网格，以便较准确地模拟地下厂房分步开挖的动态过程。
A nonlinear elastoplastic model is applied to simulate the full face 3-d excavation process of a shallow tunnel embedded in layered soil.
文章应用非线性弹塑性模型，对层状土地层中浅埋隧道全断面开挖过程进行了三维有限元分析。
The results show that excavation process of the slope could cause rupture to the faults intersected with slope face and influences the slope safety;
计算分析发现，开挖将引起与坡面相交断层的错动，从而影响边坡的稳定；
The experience of being inside the earth is enhanced through the stone boulders which were discovered during the excavation process and retain the earth.
进入房间，我们将体验到钻入大地的感觉，尤其是当我们看到挖掘出来的巨砾时。
Specially as a result of the ground water influence, pit dewatering becomes the auxiliary project must be implemented in the deep-pit excavation process .
特别是由于地下水的影响，基坑降水成为深基坑开挖过程中必须实施的辅助工程。
This model has considered many sorts of medium, the simulation of excavation process and construction sequence, and the semi - infinite plane of surface factor as well.
该模型考虑了多种介质、开挖过程和施工顺序的模拟以及地表因素的半无限平面等问题。
According to the actual condition of high-cutting slope of Wushan-Wuxi Road K95 section, general-purpose finite element program ANSYS is used to simulate excavation process.
根据两巫公路K 95段高切坡的实际情况，运用ANSYS软件对其开挖过程进行了模拟。
Using FEM software ABAQUS and strength reduction method, we numerically simulated the excavation process of a high rock slope of a hydropower project and analyzed its stability.
利用ABAQUS有限元程序，结合强度折减法，对某水电工程的岩质高陡边坡开挖过程进行数值模拟及稳定分析。
The analytical results are compared with the measured data. It is indicated that the suggested method can be well used to simulate the complex excavation process of foundation pits.
最后，将该方法应用到某实际深基坑工程，计算与实测数据的对比表明，该方法适用采用分段施工的复杂深基坑工程。
The excavation process of underground cavern groups is simulated with the example of Xiaolangdi Project by using FLAC3D program, in which different influencing factors are considered.
采用FLAC3D程序，以小浪底工程为背景对其开挖过程在多因素影响下进行了大量计算工况的二维数值模拟。
Numerical analyses on underground cavern excavation have shown the effectiveness of the procedure and the advantages of adaptive multi-grid FEM in the simulation of excavation process.
通过算例说明了方法的有效性以及自适应多重网格有限元用于开挖施工过程模拟分析的优越性。
Tension-compression alternating regions can be formed around the rock mass during excavation process. The zonal disintegration phenomena may be brought when the geostress is too large.
地下工程开挖过程中，在洞室围岩中会产生拉压交替变化区，当地应力过大时，会产生分区破裂化现象。
In the deep footing groove maintenance construction and, the pole pressure in the soil near to the top of the ground, with the going on of the excavation process, will increase gradually.
对深基坑围护结构，靠近地表的土体，随着施工中土体开挖深度的增加和开挖范围的推进，桩体土压力是在逐渐的增加的；
In order to simulate the excavation process of soil in front of piles, the boards are taken down from top to bottom after the readings of displacement sensors and soil pressure cells are stable.
待位移传感器和土压力计读数稳定后，采用自上而下摘板的措施模拟桩前土开挖的施工过程。
The transient analysis model is applied to the Shanghai Hongqiao transport hub's multi-echelon excavation project, the dewatering and excavation process were simulated based on the practical work.
将瞬态分析的流固耦合有限元模型应用于上海虹桥枢纽多级梯次基坑计算中，参照设计方案，对降水、开挖、支护等一系列工况进行模拟。
Confined Space Potentials exist when the excavation is exposed to hazardous gases from nearby process operations or mobile equipment.
当开挖暴露于来自邻近工艺运转或动设备的气体时，受限空间存在潜在的风险。
Based on the monitored deformation of Chambers in soft shale during excavation, this paper analyses the features at different deformation stages in process of loss of stability.
本文基于某软弱页岩峒室群开挖过程中监测到的变形资料，首先分析了岩体失稳过程中不同变形阶段的特征。
The USES of the grouting technique in the foundation pit excavation relief is described with the successful experience. The grouting process is presented with the technical parameters and measures.
介绍了注浆技术在深基坑开挖工程抢险中的应用及成功经验，叙述了注浆施工工艺流程、注浆技术参数及施工技术措施。
According to the basic theory of vibration, the article considers that vibration in the process of excavation can reduce the digging force and improve the energy efficiency greatly.
本文从振动的基础理论出发，认为在挖掘过程中施加切削方向的振动后，能够大大降低作业过程中的挖掘阻力，并提高能量的利用效率。
On the process of tunnel excavation in high geo-stress zone, surrounding rocks will have dynamic drift.
高地应力下的隧洞开挖过程中，围岩将产生动态的变化。
The Land Use and Cover Change process of the large-scale open mining area include: the land excavation, the land occupied, the land piled up.
大型露天矿区土地利用/覆盖变化过程包括：土地挖损、土地压占和土地占用。
The process of the dynamic unloading of the initial stress can be employed to explain the mechanism of the loosing of jointed rock mass during rock excavation by blasting.
岩体初始应力场的动态卸载过程能较好解释节理岩体开挖过程的松动机理。
Rock burst is a kind of catastrophe during the excavation in underground projects. It is a process of energy release and rock block casting.
岩石冲击是地下工程开挖过程中的一种灾害，它在抛掷岩石过程中，表现出能量释放现象。
In the process of urban construction, the Excavation Nearby Existing MTR is more common.
在城市建设的过程中，临近地铁隧道的深基坑的开挖越来越普遍。
The author analyzes various factors on the stability of the process of excavation, such as different excavation height, different diameter, embedded depth, different spacing.
分析了不同开挖高度，不同桩径、不同嵌入深度、不同桩距等因素对挖过程中稳定性的影响。
The author analyzes various factors on the stability of the process of excavation, such as different excavation height, different diameter, embedded depth, different spacing.
分析了不同开挖高度，不同桩径、不同嵌入深度、不同桩距等因素对挖过程中稳定性的影响。
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