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-   -   Turbulent viscosity limited (https://www.cfd-online.com/Forums/star-ccm/174579-turbulent-viscosity-limited.html)

BakedAlmonds July 14, 2016 14:36

Turbulent viscosity limited
 
Hi,

I just started with starccm+ and when i was running my simulation, I noticed that there was this one line:
Quote:

Turbulent viscosity limited on <xxx number> cells in Region
What does this means? Will it affect the simulation? How can it be addressed?

me3840 July 15, 2016 01:01

This means the amount of turbulent viscosity you're generating is hitting the code's built-in limiter. It usually means your grid isn't fine enough or you have BC issues. Plot turbulent viscosity and see where it's limited.


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