關于運算過程中出現waring的幾個問題?
各位老師好,我使用的是lsdyna軟件進行數值仿真,最近在仿真過程中,我發現幾個問題,就是k文件能夠運算。但是出現如下警告。
*** Warning 21129 (STR+1129)
shell element, ID= 35232 violates heuristic shape criterion
area/(longest diagonal)/(longest diagonal) equals: 1.6662E-02
which may be too small (< 0.1) to permit a stable calculation.
*** Warning 21129 (STR+1129)
shell element, ID= 35233 violates heuristic shape criterion
area/(longest diagonal)/(longest diagonal) equals: 1.6662E-02
which may be too small (< 0.1) to permit a stable calculation.
*** Warning 21129 (STR+1129)
shell element, ID= 35234 violates heuristic shape criterion
area/(longest diagonal)/(longest diagonal) equals: 5.9785E-02
which may be too small (< 0.1) to permit a stable calculation.
*** Warning 21129 (STR+1129)
shell element, ID= 35235 violates heuristic shape criterion
area/(longest diagonal)/(longest diagonal) equals: 5.9785E-02
which may be too small (< 0.1) to permit a stable calculation.
*** Warning 21129 (STR+1129)
shell element, ID= 35236 violates heuristic shape criterion
area/(longest diagonal)/(longest diagonal) equals: 5.9785E-02
which may be too small (< 0.1) to permit a stable calculation.
*** Warning 21129 (STR+1129)
shell element, ID= 35237 violates heuristic shape criterion
area/(longest diagonal)/(longest diagonal) equals: 5.9785E-02
which may be too small (< 0.1) to permit a stable calculation.
以及
*** Warning 30107 (INI+107)
Number of improperly numbered segments 257
for contact surface 14 slave side
*** Warning 30104 (INI+104)
all contact segments are reversed.
interface # 14 slave side
*** Warning 30105 (INI+105)
improperly numbered segment
segment connectivity: 54583 54585 55229 55203
*** Warning 30105 (INI+105)
improperly numbered segment
segment connectivity: 54585 54586 55234 55229
*** Warning 30105 (INI+105)
improperly numbered segment
segment connectivity: 54586 54587 55239 55234
*** Warning 30105 (INI+105)
improperly numbered segment
segment connectivity: 54587 54588 55244 55239
對于出現以上警告,雖然不影響仿真計算,但是我想問下,這是否影響仿真計算結果,通過什么樣的方法對此進行控制。

FEM小生



















