The discrete element method based on static relaxation is extended to three dimensional case.
将基于静态松弛解法的离散单元法推广至三维。
The discrete element method (DEM) is introduced, which includes hard sphere model and soft sphere model.
着重介绍了非连续介质模型中的离散元法(dem):硬球模型和软球模型。
The motions of coal particles was simulated with the Discrete Element Method in the bulling fluidized bed.
应用离散单元方法对流化床内煤粒的运动进行了模拟。
The motions of coal particles was simulated with the Discrete Element Method (DEM) in the bulling fluidized bed.
应用离散单元方法(DEM)对流化床内煤粒的运动进行了模拟。
It's known that the discrete element method well considers the discontinuity character of rock mass, and can be used to analyze the joint rock mass.
而离散元法正是充分考虑到岩体结构的不连续性,适用于解决节理岩石力学问题。
A new simulation strategy using the Discrete Element Method (DEM) based on spherical particle contact mechanics to tillage soil dynamics was proposed.
提出了采用基于颗粒接触力学原理的离散元法对耕作土壤动力学问题进行数值模拟的新思路。
An approach for simulating damage process of prestressed reinforced concrete structures under impact load by applying the discrete element method is presented.
采用离散单元法模拟了预应力钢筋混凝土梁在冲击荷载下的破坏过程。
With the consideration of the effect of groundwater, Maliuzui landslide's genetic mechanism is numerically simulated with the Discrete Element Method (DEM) in this paper.
在坡体中考虑地下水的影响下,用离散单元法对麻柳嘴滑坡的成因机制进行数值模拟。
This paper introduced the discrete Element Method which was used in rock mechanics into the research of polymer extruder's solid-conveying zone, and set up a discrete transport model.
将岩石力学中的研究方法———离散单元法引入塑料挤出固体输送研究中,并建立了固体输送段的离散输送模型。
For dynamics modeling of 3d fluid-solids two-phase flows in engineering problem it was brought forward of particles trajectory flexible model based on the discrete element method (DEM).
为解决工程应用中三维流固两相流动力学建模的难题,提出了基于离散单元法(dem)的颗粒群轨道柔性模型。
Let the discrete element method (DEM) be developed into the numerical simulation of 3d fluid-solid two-phased flows, the trajectory flexible model of particle group has been put forward.
将离散单元法(DEM)拓展到三维流固两相流的数值模拟中,提出了颗粒群轨道柔性模型。
The computer program is developed for landslide blocks stability analysis based on the discrete element method, including the pre - and post processors for results presentation in graphics mode.
研制了基于离散元计算方法的滑坡块体稳定性分析程序,并针对该程序开发了配套的前处理程序和用以结果显示的后处理。
The static synchronous relaxation discrete element method (SSRDEM) was extended to three dimensional case.
将静态同步松弛离散单元法(SSRDEM)推广至三维。
The SLM is developed to simulate the complicate dynamic process for structural collapse of demolishing blast in frame of DEM(Discrete Element Method).
开发了离散元框架内的网格实体模型(SLM),模拟拆除爆破中结构倒塌的复杂动力学过程。
We investigate the flow mechanism of this conveyor in a horizontal configuration by a discrete element method (DEM), applying a periodic boundary and omitting the existence of fluid medium.
我们用离散元(DEM)方法研究了这种运输机在水平配置时的流动机制,施加周期性边界条件并忽略流动介质的存在。
Discrete element method (DEM) based numerical simulation is conducted for the jointed rock under uniaxial press loading.
采用三维离散元方法,模拟含节理岩块的单轴受压试验。
The multi-rigid-body discrete element method was proposed for the analysis of deep-ocean mining pipe system.
采用多刚体离散元方法对长管线系统进行计算分析。
DEM (Discrete Element Method) is used to simulate the gas-solid flow of a two-dimension fluidized bed with L-type wind caps in this paper.
该文采用离散元素法DEM模型对二维L型定向风帽流化床中的气-固流动特性进行模拟。
With discrete mathematical method, the transformed equation is solved by finite control volume method and Galerkin finite element method.
最后用有限控制体积法和伽略金有限元法对变换后的方程进行数学离散并求解。
The failure of jointed rock slopes usually has large deformation and discontinuous features; therefore, discrete element method becomes an efficient way for stability analysis of jointed rock slopes.
节理岩体斜坡的失败通常有较大的变形和不连续的特点,因此,节理岩体斜坡稳定性分析,离散元方法成为一种有效的方式。
With analog testing, graphical analysis, discrete element calculation method, the features of mining caused fractures of overlaying strata is studied.
本文应用模型实验、图像分析、离散元模拟等方法,对上覆岩层采动裂隙分布特征进行了研究。
Based on principle of local action and the idea of cellular automata, a new mechanical method cellular element method is presented through inducting the discrete techniques of finite element method.
基于局部作用原理,借用有限元离散和插值技术,引入元胞自动机的演化思路,得到一种新的力学计算方法——元胞单元法。
Using discrete element method the dynamic behavior of soil is simulated so as to reveal the change law of soil from the microscopic view.
应用离散单元法进行土壤动态行为模拟,从细观上揭示了土壤动态行为的变化规律。
Discrete element method is used to analyze the roof stability in accordance with the variation of its loading, rock frictional Angle, bolt spacing, rock properties and bolt orientation.
采用离散单元法,分析了当荷载、岩体的摩擦角、锚杆间距、锚杆方向和岩体的性质变化时,顶板的稳定性。
The static synchronous relaxation discrete element method (SSRDEM) was extended to three dimensional case.
将基于静态松弛解法的离散单元法推广至三维。
This numerical method used simulating damage and fragmentation phenomena of rock-like materials is presented on the basis of discrete element method (DEM) and lattice model.
梁–颗粒模型是在离散单元法基础上,结合有限单元法提出的用于模拟岩石类材料破坏过程的数值模型。
In addition, the jointed element has certain thickness, so the calculative parameter can be determined by those of the actual joint. It embodies the improvement to rigid block discrete element method.
另外,节理单元有实际的厚度,可以根据实际节理的性质确定计算参数,这一点也体现出了对刚性块体离散元方法的改进。
This paper uses the combined finite-discrete element method with smeared rotating crack model to analyze the seismic rupture process simulation of concrete gravity dam under the action of earthquake.
应用联合有限-离散元法结合弥散式旋转裂缝模型分析了地震作用下混凝土重力坝动力破坏过程。
The calculated method of crack extension of arch DAMS is proposed using this strength criterion and finite element discrete crack model, and with some practical examples given.
运用上述强度准则及有限元分离裂缝模型提出了拱坝开裂的计算方法,并给出了应用实例。
The calculated method of crack extension of arch DAMS is proposed using this strength criterion and finite element discrete crack model, and with some practical examples given.
运用上述强度准则及有限元分离裂缝模型提出了拱坝开裂的计算方法,并给出了应用实例。
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