二维几何特征自适应有限元网格生成(二)——算法描述

2D Finite Element Adaptive Mesh Generation Based on Geometric Features——Part Ⅱ Detail Algorithm Description

以Delaunay三角剖分为基础 ,构造几何特征自适应有限元网格单元尺寸信息场 ,给出动态节点-单元一体化生成算法 ,实现二维形体几何特征自适应有限元网格的自动生成 。

A method based on Delaunay triangulation and circum circles of subdivided triangles was developed for 2D finite element adaptive mesh generation An information field reflecting the specifics of local area is built for deciding element size according to the geometric features of the domain The method is applied successfully to 2D adaptive mesh generation, taking into consideration geometrical features along with some mechanical features