我用下面的命令建立了一个模型可是为什么不能进行网格划分。
/PREP7
N, 1, 3.000, 3.000, 3.000
N, 2, 3.000, 3.000, 0.000
N, 3, 3.000, 0.000, 3.000
N, 4, 3.000, 0.000, 0.000
N, 5, 0.000, 0.000, 3.000
N, 6, 0.000, 0.000, 0.000
N, 7, 0.000, 3.000, 3.000
N, 8, 0.000, 3.000, 0.000
!方向点
N, 9, 6.123e-005, -1.000e+012, 0.000e+000
N, 10, 0.000e+000, 1.000e+012, 6.123e-005
N, 11, 1.000e+012, 0.000e+000, 6.123e-005
N, 12, -1.000e+012, -3.032e-004, 6.123e-005
N, 13, -1.000e+012, -1.516e-004, 6.123e-005
MP, EX, 1, 2.060e+011
MP, NUXY, 1, 3.000e-001
MP, DENS, 1, 7.850e+003
ET, 1, BEAM44
KEYOPT, 1, 7, 0
KEYOPT, 1, 8, 0
R, 1, 0
SECTYPE,1,BEAM,HREC,,0
SECOFFSET,CENT
SECDATA,0.160,0.160,0.005,0.005,0.005,0.005,0,0,0,0
TYPE, 1
MAT, 1
REAL, 1
SECNUM, 1
EN, 1, 1, 2, 9
EN, 2, 3, 4, 9
EN, 3, 5, 6, 9
EN, 4, 7, 8, 9
EN, 5, 3, 5, 10
EN, 6, 5, 7, 11
EN, 7, 1, 7, 10
EN, 8, 1, 3, 12
EN, 9, 2, 4, 13
EN, 10, 2, 8, 10
EN, 11, 6, 8, 11
EN, 12, 4, 6, 10
恳请高手不吝赐教! |