error % radioss

oggy

I launch a crash calculation and from the start the augment error until 99% !! any idea please ?

 

CYCLE    TIME      TIME-STEP  ELEMENT          ERROR  I-ENERGY    K-ENERGY T  K-ENERGY R  EXT-WORK MAS.ERR

     0   0.000      0.2568E-04 NODE    13021422   0.0%   0.000       0.000       0.000       0.000      0.4979    

     ANIMATION FILE: Front_Debug_12A001 WRITTEN

   100  0.3658      0.4093E-02 NODE    13009464  99.9%   1.169       511.3      0.6503E-04  0.4566      0.5212    

   200  0.9672      0.5874E-02 NODE    13001166  99.9%   7.064       586.1      0.8589E-02   21.06      0.5218    

Altair Forum User

Hi Oggy,

 

Please check for initial penetration in your model.

 

When you have initial penetrations,  If you are using Igap=0  then reduce the Gap_min value to clear the penetrations.   If you don’t wish to do this,  use INACTI=6.