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Forum: CFX

August 23, 2012, 02:21

Replies: 6

Adaptive Timestep and Residuals

Views: 2,704

Posted By siw

I know SAS-SST is transient only so cannot be run...

I know SAS-SST is transient only so cannot be run in steady state - I'm not sure where in the topic I gave the impression that I was trying to run it as steady state.

Anyway, the simulation...

Forum: CFX

August 22, 2012, 07:27

Replies: 6

Adaptive Timestep and Residuals

Views: 2,704

Posted By siw

Hi Glenn, My reason for setting a target...

Hi Glenn,

My reason for setting a target residual = 1e-06 was because I thought the solver would never get to that level and so the solver would not stop running until it got the the specified...

Forum: CFX

August 22, 2012, 07:05

Replies: 6

Adaptive Timestep and Residuals

Views: 2,704

Posted By siw

Thanks Glenn, Since a timescale (in my case...

Thanks Glenn,

Since a timescale (in my case a physical timescale) is needed for a steady state simulation I always thought it a good idea to do a sensitivty test on that parameter. Do you...

Forum: CFX

August 22, 2012, 05:44

Replies: 6

Adaptive Timestep and Residuals

Views: 2,704

Posted By siw

Adaptive Timestep and Residuals

Hi,

I'm running a transient external aero simulation around some bluff bodies (ICEM hybrid mesh ~20 million elements - on my 8 core PC takes ages to run). Re = 6 million.

I did the usuall...

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