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Showing results 1 to 10 of 10 Search took 0.00 seconds. Search: Posts Made By: e_boesso

Forum: OpenFOAM Programming & Development August 18, 2011, 15:31

Replies: 15 zeta - F turbulence model Views: 3,791 Posted By e_boesso I understand that transformation is valid only... I understand that transformation is valid only for the wall BC. But for inlet and outlet? I'm also unable to manage zeta BCs.

Forum: OpenFOAM Programming & Development August 18, 2011, 14:17

Replies: 15 zeta - F turbulence model Views: 3,791 Posted By e_boesso BCs I'm trying to resolve channel flow or backward facing step to validate the model but I've no ideas on how to apply boundary conditions (inlet, outlet and wall) for zeta and f scalar variables....

Forum: OpenFOAM Programming & Development August 18, 2011, 14:11

Replies: 15 zeta - F turbulence model Views: 3,791 Posted By e_boesso Thanks for the correction. Thanks for the correction.

Forum: OpenFOAM Programming & Development July 15, 2011, 07:48

Replies: 15 zeta - F turbulence model Views: 3,791 Posted By e_boesso No, excluding the min part of Tau() function from... No, excluding the min part of Tau() function from the code, recompiling and running the case the floating point exception is not present. I write |S| in openfoam as mag(symm(fvc::grad(U_))). Is...

Forum: OpenFOAM Programming & Development July 14, 2011, 10:18

Replies: 15 zeta - F turbulence model Views: 3,791 Posted By e_boesso Thanks, it works now. I add fMin_ to the... Thanks, it works now. I add fMin_ to the denominator (the same dimensionset is needed in the LHS and RHS of + operator), that is the lower limit value for volScalarField f_. But I don't understand:...

Forum: OpenFOAM Programming & Development July 14, 2011, 09:19

Replies: 15 zeta - F turbulence model Views: 3,791 Posted By e_boesso I find the division by zero error. It's in... I find the division by zero error. It's in zetaF.C in the function Tau() (line 52). The velocity tensor at the denominator has all the components set to 0 because of the initial conditions. There...

Forum: OpenFOAM Programming & Development July 14, 2011, 08:42

Replies: 15 zeta - F turbulence model Views: 3,791 Posted By e_boesso In version 1.7 I compile the code... now I have... In version 1.7 I compile the code... now I have to test it...right.. but... before do it... openCFD release the 2.0 version! So I change the code to fit into the new version. No tests has been made...

Forum: OpenFOAM Programming & Development July 14, 2011, 07:42

Replies: 15 zeta - F turbulence model Views: 3,791 Posted By e_boesso I follow the development of the kEpsilon... I follow the development of the kEpsilon turbulence model as implemented in version 2.0.0 and modify it. If I try to compile my preceding version of zetaF turbulence model set up for openfoam 1.7.1...

Forum: OpenFOAM Programming & Development July 14, 2011, 07:32

Replies: 15 zeta - F turbulence model Views: 3,791 Posted By e_boesso Thanks for reply, the other fields are... Thanks for reply, the other fields are initialized in the same manner as the tutorial do ("0" directory in the tutorial directory). For compiling the library I use the command "wmake libso" from...

Forum: OpenFOAM Programming & Development July 14, 2011, 05:24

Replies: 15 zeta - F turbulence model Views: 3,791 Posted By e_boesso zeta - F turbulence model Hi, I'm trying to implement zeta-F turbulence model by Popovac in openfoam ver. 2.0.0. After compiling a run time selectable library I'm trying to use it in a tutorial...

Showing results 1 to 10 of 10

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