Detection of contacts between 3d blocks is a key problem in 3d DDA (discontinuous deformation analysis) and DEM (discrete element method) analysis.
在三维单元法、三维不连续变形分析法中,三维块体的接触判断是关键的问题之一。
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。
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。
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