the discrete element method
离散元方法对
2025-09-09 13:19 浏览次数 9
离散元方法对
in this paper, a numerical algorithm based on the discrete element method is proposed for calculating the dynamic problems in orthotropic solids under impact loading.
本文将离散元法用于计算和模拟各向异性材料在沖击载荷下动态损伤和破坏过程。
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巖体结构的不连续性,适用于解决节理巖石力学问题。
combined with the discrete element method for deformable bodies, the technique has been well applied to the water intake high slope in baihetan hydropower station.
该技术与三维可变形离散元法相结合,在白鹤滩水电站进水口高边坡三维可视化和应力变形分析中进行了应用。
the limitations of the limit equilibrium method, the finite element method and the discrete element method in analyzing the slope stability are analyzed comprehensively.
综合分析极限平衡法、有限元法、离散元法分析边坡稳定性的局限性;
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.
将巖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。
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。
moreover, the discrete element method was applied to the analysis and verification of fac, based on which a simula.
在分析和验证过程中引入了离散单元方法并开发出了沥青混合料虚拟试验过程。
abstract: the discrete element method (dem) model of two-level isolation system impacted by external force is developed.
文摘:提出了外力沖击的二级隔离系统的dem模型。
in this thesis, the discrete element method has been used to simulate the formation and development of hot spots in shock loaded granular and plastic bonded explosives.
本文用离散元方法模拟了沖击作用下颗粒炸药和塑料粘结炸药中热点的形成和发展。
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。
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沖击荷载下的破坏过程 。
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 discrete element method (dem) is used here to establish the dynamic analytical models of vibration ball mills.
运用离散单元法建立振动磨动力学分析模型,研究了振动磨的动力学特性;
a coupling method of two-dimensional discontinuum-continuum is proposed based on the combination of the discrete element method (dem) and the finite difference method (fdm).
结合离散单元法与有限差分法发展了离散–连续耦合分析方法。
the discrete element method (dem) model of two-level isolation system impacted by external force is developed.
提出了外力沖击的二级隔离系统的dem模型。
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 conventional finite element method is inappropriate and not theoretically rigorous, while the discrete element method is time consuming and not suitable for practical application.
常规有限元方法难以描述管涌的客观物理过程,且在理论上不够严密;离散元方法计算工作量过大,不具有实用性。