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Forum: OpenFOAM Pre-Processing

September 6, 2014, 16:01

Replies: 6

initial value for k and ε

Views: 18,984

Posted By Tasos

Thank you very much Mr Bruno and all of you, :)...

Thank you very much Mr Bruno and all of you, :) :) :) i appreciate your answers. Helped me a lot

Forum: OpenFOAM Pre-Processing

September 2, 2014, 12:17

Replies: 6

initial value for k and ε

Views: 18,984

Posted By Tasos

Hello Pablo, Thank you for your answer. As i...

Hello Pablo,

Thank you for your answer. As i said before, i had put 3 start values for both k and ε. (k and ε 0.2, 0.0002, 0.000001). One would expect that closer to the experimental results would...

Forum: OpenFOAM Pre-Processing

September 2, 2014, 10:48

Replies: 6

initial value for k and ε

Views: 18,984

Posted By Tasos

First of all, thank you for your reply. Yes i saw...

First of all, thank you for your reply. Yes i saw this yesterday, but the thing is that i have a dam break problem. So i don't have a start value for velocity (inlet).
The boundary conditions that...

Forum: OpenFOAM Pre-Processing

September 1, 2014, 17:12

Replies: 6

initial value for k and ε

Views: 18,984

Posted By Tasos

initial value for k and ε

Hi all,
I have some questions about the start values of k and ε for internal and boundary field.
a)Why do we need start-values for k and ε in a k-ε model? For example if i put 0 in the start values...

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