自动划分网格
很着急地问一个问题，我在PATRAN中给一复杂三维体自动划分网格后，打算分析它的固有模态，但最后在RESULTS看结果时，却没的结果显示，NASTRAN计算的时间比较短，感觉是这出错了，但不知道具体怎么改，网格尺寸也变了几次。 请问下面是什么意思啊*** USER FATAL MESSAGE 4654 (ETETGD)
ELEMENT WITH ID = 90
CONNECTS TWO POINTS HAVING THE SAME COORDINATES.
CONNECTION ORDER OF GRID POINTS IN QUESTION =4 AND9
TETRA 93 0.00 0.00 7.74 0.93 0.00 FAIL 0.00 ++++
*** USER FATAL MESSAGE 4654 (ETETGD)
ELEMENT WITH ID = 94
CONNECTS TWO POINTS HAVING THE SAME COORDINATES.
CONNECTION ORDER OF GRID POINTS IN QUESTION =1 AND5
TETRA 145 0.12 0.00 112.49 FAIL 0.98 NO TEST NO TEST
*** USER FATAL MESSAGE 4654 (ETETGD)
ELEMENT WITH ID = 216
CONNECTS TWO POINTS HAVING THE SAME COORDINATES.
CONNECTION ORDER OF GRID POINTS IN QUESTION =1 AND5
TETRA 394 0.15 0.05 2.98 0.84*++++ 0.00 0.00
TETRA 396 0.15 0.05 2.80 0.84*++++ 0.00 0.00
TETRA 495 0.30 0.00 286.86 FAIL 0.98 NO TEST NO TEST
TETRA 852 0.11 0.03 3.21 0.78*++++ 0.00 0.00
TETRA 853 0.15 0.05 2.92 0.78*++++ 0.00 0.00
TETRA 1216 0.14 0.03 4.58 0.84*++++ 0.00 0.00
TETRA 1218 0.14 0.02 5.99 0.84*++++ 0.00 0.00
TETRA 1257 0.16 0.00 150.05 FAIL 0.98 NO TEST NO TEST
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