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April 16, 2022 at 6:02 pm
IddleDiddle
SubscriberApril 18, 2022 at 10:40 amManish Dubey
Ansys Employee
From the shared snapshot it appears that 84% of memory is in use. Could you please share the memory specification of the system? Do you see an error in solve.out file if generated?
Is this issue specific to this model or to any other simple model with very few elements?
Thanks
Manish
April 19, 2022 at 11:43 amIddleDiddle
Subscriber
I've attached an image of the memory, please let me know if that is what you are looking for.
I can't see a solve.out file in the project files.
I believe the issue is model specific, it failed after 47hrs of running. I have attached a screenshot of the errors I received after it failed. I am fairly confident that all of the contact conditions are ok, so it may lie in the analysis settings.
I will try to debug the solution with the advice from the error warnings above. But I would appreciate any insight or guidance!
For context, I am radially expanding a coronary stent using a balloon. The displacement is from 3mm to 6mm. I have attached a photo of the geometry and the analysis settings too.

May 10, 2022 at 7:08 amvishavjeet062
Subscriber
It seems you have 8GB ram in your workstation. And if you start a simulation with large deformation, it obviously take time depends on your non linearity. (Material, geometry, contact)
In your case,
1) Try restarting your workstation before start the simulation.
2) Do clear generated data before start the simulation.
3) Check your mesh quality.(aspect ratio)
4) Check contact settings with contact tool.
Viewing 3 reply threads- The topic ‘Workbench stuck from 5-10% in preparing/solving mathematical model’ is closed to new replies.
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