Research Article

Researches on the Generation of Three-Dimensional Manifold Element under FEM Mesh Cover

Table 2

3D manifold element code.

Original elementManifold element
Node encodeNumberingNode encodeNumberingNode encodeNumbering

11, 2, 5, 4,
10, 11, 14, 13
21, 2, 3, 4,
5, 6, 7, 8
11, 21, 51, 41,
101, 111, 141, 131
1, 2, 5, 4,
10, 12, 18, 16

22, 3, 6, 5,
11, 12, 15, 14
49, 10, 11, 12,
13, 14, 15, 16
21, 31, 61, 51,
111, 121, 151, 141
2, 3, 6, 5,
12, 14, 20, 18

34, 5, 8, 7,
13, 14, 17, 16
117, 18, 19, 20,
21, 22, 23, 24
41, 51, 81, 71,
131, 141, 171, 161
4, 5, 8, 7,
16, 18, 24, 22

45, 6, 9, 8,
14, 15, 18, 17
325, 26, 27, 28,
29, 30, 31, 32
51, 61, 91, 81,
141, 151, 181, 171
5, 6, 9, 8,
18, 20, 26, 24

510, 11, 14, 13,
19, 20, 23, 22
533, 34, 35, 36,
37, 38, 39, 40
102, 112, 142, 132,
191, 201, 231, 221
11, 13, 19, 17,
28, 30, 36, 34
1073, 74, 75, 76,
77, 78, 79, 80
101, 111, 141, 131,
192, 202, 232, 222
10, 12, 18, 16,
29, 31, 37, 35

611, 12, 15, 14,
20, 21, 24, 23
641, 42, 43, 44,
45, 46, 47, 48
112, 122, 152, 142,
201, 211, 241, 231
13, 15, 21, 19,
30, 32, 38, 36
965, 66, 67, 68,
69, 70, 71, 72
111, 121, 151, 141,
202, 212, 242, 232
12, 14, 20, 18,
31, 33, 39, 37

713, 14, 17, 16,
22, 23, 26, 25
857, 58, 59, 60,
61, 62, 63, 64
132, 142, 172, 162,
221, 231, 261, 251
17, 19, 25, 23,
34, 36, 42, 40
1289, 90, 91, 92,
93, 94, 95, 96
131, 141, 171, 161,
222, 232, 262, 252
16, 18, 24, 22,
35, 37, 43, 41

814, 15, 18, 17,
23, 24, 27, 26
749, 50, 51, 52,
53, 54, 55, 56
142, 152, 182, 172,
231, 241, 271, 261
19, 21, 27, 25,
36, 38, 44, 42
1181, 82, 83, 84,
85, 86, 87, 88
141, 151, 181, 171,
232, 242, 272, 262
18, 20, 26, 24,
37, 39, 45, 43