III
6.1.3 铜钱的启示 ---------------------------------------------------------------------------------------------------- 33
6.2 O 型块及其变型 ---------------------------------------------------------------------------------------------------- 34
6.3 O 型块剖分实例 ---------------------------------------------------------------------------------------------------- 34
6.3.1 圆柱相贯网格划分 ------------------------------------------------------------------------------------------ 34
6.3.2 圆柱沟槽网格划分 ------------------------------------------------------------------------------------------ 37
7 Edge
-------------------------------------------------------------------------------------------------------- 39
7.1 参数设置对话框及各参数含义 ------------------------------------------------------------------------------- 39
7.2 节点分布律 ---------------------------------------------------------------------------------------------------------- 40
7.3 边界层网格 ---------------------------------------------------------------------------------------------------------- 42
7.3.1 边界层网格的一些特征 ----------------------------------------------------------------------------------- 43
7.4 实例训练 ------------------------------------------------------------------------------------------------------------- 43
7.4.1 分叉管网格划分 --------------------------------------------------------------------------------------------- 43
7.4.2 外流场实例 ---------------------------------------------------------------------------------------------------- 48
8
--------------------------------------------------------------------------------------------------------- 52
8.1 自顶向下块的构建 ------------------------------------------------------------------------------------------------ 52
8.1.1 初始块的创建 ------------------------------------------------------------------------------------------------ 52
8.1.2 块的切割 ------------------------------------------------------------------------------------------------------- 53
8.1.3 顶点合并 ------------------------------------------------------------------------------------------------------- 55
8.2 自底向上块的构建 ------------------------------------------------------------------------------------------------ 56
8.2.1 由顶点形成块 ------------------------------------------------------------------------------------------------ 56
8.2.2 Face 的拉伸 ---------------------------------------------------------------------------------------------------- 58
8.2.3 由 2D 块形成 3D 块 ----------------------------------------------------------------------------------------- 59
8.3 实例分析 ------------------------------------------------------------------------------------------------------------- 60
8.3.1 实例 1:弹簧 ------------------------------------------------------------------------------------------------- 60
8.3.2 实例 2:三棱柱 ---------------------------------------------------------------------------------------------- 63
9
--------------------------------------------------------------------------------------------------- 67
9.1 块的编辑 ------------------------------------------------------------------------------------------------------------- 67
9.1.1 块的合并 ------------------------------------------------------------------------------------------------------- 67
9.1.2 O 型块修改 ----------------------------------------------------------------------------------------------------- 67
9.1.3 块类型转换 ---------------------------------------------------------------------------------------------------- 68