Why a steady state thermal model without contacts give pivot error whereas with contact it gives a pivot warning?

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Why a steady state thermal model without contacts give pivot error whereas with contact it gives a pivot warning?

Why a steady state thermal model without contacts give pivot error whereas with contact it gives a pivot warning?

Tagged: 19, General, mechanical, static, structural-and-thermal, structural-mechanics

- March 17, 2023 at 9:00 am
  
  FAQ
  Participant
  
  The reason for this is most likely contact providing some numerical stability – suppressing contacts gives an error (zero pivot) whereas with contacts present, it is a warning due to a non-zero pivot.

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Structural & Thermal

Why a steady state thermal model without contacts give pivot error whereas with contact it gives a pivot warning?

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