dabin 发表于 2019-10-25 15:45:55

【求助】msg出现COMPATIBILITY ERRORS，且运算不收敛

分析结果一直是：Too many attempts made for this increment

Abaqus/Standard Analysis exited with an error - Please see themessage file for possible error messages if the file exists.

msg文件中显示：
***WARNING: THERE IS ZERO MOMENT EVERYWHERE IN THE MODEL BASED ON THE DEFAULT
             CRITERION. PLEASE CHECK THE VALUE OF THE AVERAGE MOMENT DURING THE
             CURRENT ITERATION TO VERIFY THAT THE MOMENT IS SMALL ENOUGH TO BE
             TREATED AS ZERO. IF NOT, PLEASE USE THE SOLUTION CONTROLS TO RESET
             THE CRITERION FOR ZERO MOMENT.




COMPATIBILITY ERRORS:
    TYPE                NUMBER EXCEEDING TOLERANCEMAXIMUM ERROR      IN ELEMENT
COUPLING DISPLACEMENT               0                3.222E-33                  1
   INSTANCE: {assembly node}                                                               
COUPLING ROTATION                   0                4.943E-50                  1
   INSTANCE: {assembly node}                              

MAX. PENETRATION ERROR 138.174E-06   AT NODE PART-1-1.36913 OF CONTACT PAIR
   (ASSEMBLY_PART-1-1_WAN01,ASSEMBLY_PART-1-1_WAN02)
   MAX. CONTACT FORCE ERROR -19.6789E-03AT NODE PART-1-1.38119 OF CONTACT
   PAIR (ASSEMBLY_PART-1-1_WAN01,ASSEMBLY_PART-1-1_WAN02)
          THE ESTIMATED CONTACT FORCE ERROR IS OUTSIDE OF CONVERGENCE TOLERANCES.            

dabin 发表于 2019-10-25 15:55:53

这是约束的定义截图

掰掰 发表于 2020-2-29 19:41:44

Too many attempts made for this increment，只是个表象告诉你计算挂掉了，把罚函数接触刚度调小点试下。
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