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Why are my RAS animation results are staying static? |
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March 15, 2024, 02:45 |
Why are my RAS animation results are staying static?
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#1 |
New Member
Join Date: Aug 2022
Location: Mexico
Posts: 16
Rep Power: 4 |
Hello everyone!
I've been doing some RAS simulations, and in the past, I could see the animation and fluid behavior in Paraview. But right now, all I'm getting are static results as it was only an image. I've been trying to monitor the residuals with gnuplot, but for some reason I just can't make it work. I am able to export them into png files, and I want to think that the reason is that I'm getting these static animations it's because it's not converging? These are the residuals for U as an example. |
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March 15, 2024, 09:11 |
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#2 |
Member
Geon-Hong Kim
Join Date: Feb 2010
Location: Ulsan, Republic of Korea
Posts: 36
Rep Power: 16 |
Hi,
I don't have any idea what kind of simulation you are doing, so it is difficult to say why your result is not a transient-like solution. By the way, it would be better to present the residuals in log-scale. Let's see the residual plot in log-scale. |
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March 15, 2024, 10:44 |
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#3 |
New Member
Join Date: Aug 2022
Location: Mexico
Posts: 16
Rep Power: 4 |
Hi Geon-Hong! Thank you for your reply; you're right. I'm running a combustion simulation in reactingFoam. And sometimes I do get transient-like solutions, and sometimes it just becomes steady. I'm not sure what should I look for.
Here's the residual plot in log scale for example. |
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Tags |
ras, simulation, static |
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