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Showing results 1 to 25 of 249 Search took 0.01 seconds. Search: Posts Made By: makaveli_lcf

Forum: OpenFOAM Post-Processing July 15, 2021, 06:04

Replies: 7 Reconstruction of the parallel case with dynamic mesh Views: 7,036 Posted By makaveli_lcf Hi! great that after 9 years it still works) Hi! great that after 9 years it still works)

Forum: Main CFD Forum February 8, 2021, 06:49

Replies: 31 How to calculate turbulent kinetic energy in LES? Views: 9,701 Posted By makaveli_lcf A small remark: UPrime2Mean gives a tensor, and... A small remark: UPrime2Mean gives a tensor, and that is resolved part of the Reynold stress tensor.

Forum: OpenFOAM February 5, 2021, 05:21

Replies: 10 best values for GAMG solver (nCellsInCoarsestLevel , nPreSweeps 0, nPostSweeps) Views: 13,667 Posted By makaveli_lcf Nice test Geon-Hong! I have extended that... Nice test Geon-Hong! I have extended that for my self, and can report you that the optimum here will be which level of tolerance you get. For my case (some MHD flow) the CG stopped...

Forum: ANSYS Meshing & Geometry July 5, 2019, 04:08

Replies: 14 [ANSYS Meshing] Export mesh ( .msh) in a ASCII format Views: 18,513 Posted By makaveli_lcf Works perfectly in 2019 :-) thanks Works perfectly in 2019 :-) thanks

Forum: OpenFOAM Post-Processing March 21, 2019, 06:42

Replies: 16 What's the meaning of "prime2Mean" in fieldAverage function of OpenFOAM Views: 10,845 Posted By makaveli_lcf the last thing I dont like at ... the last thing I dont like at https://cpp.openfoam.org/v3/a00751.html#details is that the ^2 operator is out of the averaging since to find Reynolds-like stress we average the product of...

Forum: OpenFOAM Post-Processing March 21, 2019, 06:20

Replies: 16 What's the meaning of "prime2Mean" in fieldAverage function of OpenFOAM Views: 10,845 Posted By makaveli_lcf Dear Santiago, for me aa or a^2 is a dot product,... Dear Santiago, for me aa or a^2 is a dot product, that is why I find it confusing. But if they accept it as an outer product I agree

Forum: OpenFOAM Post-Processing March 21, 2019, 06:19

Replies: 16 What's the meaning of "prime2Mean" in fieldAverage function of OpenFOAM Views: 10,845 Posted By makaveli_lcf Thank you Agustin! if that means the outer... Thank you Agustin! if that means the outer product, it is fine))) Cheers!

Forum: OpenFOAM Post-Processing March 21, 2019, 05:53

Replies: 16 What's the meaning of "prime2Mean" in fieldAverage function of OpenFOAM Views: 10,845 Posted By makaveli_lcf wouldn't it give a scalar for the vector? outer... wouldn't it give a scalar for the vector? outer product is actually (a*a^T) to give a tensor, for example in N-S the convective term is not U^2 but U U^T

Forum: OpenFOAM Post-Processing March 21, 2019, 05:36

Replies: 16 What's the meaning of "prime2Mean" in fieldAverage function of OpenFOAM Views: 10,845 Posted By makaveli_lcf the only official description I found is here: ... the only official description I found is here: https://cpp.openfoam.org/v3/a00751.html#details But I found it is confusing as most of OpenFOAM documentations. Instead of ...

Forum: OpenFOAM Post-Processing March 21, 2019, 05:08

Replies: 16 What's the meaning of "prime2Mean" in fieldAverage function of OpenFOAM Views: 10,845 Posted By makaveli_lcf hi! which mean do you mean? you are mixing Ux... hi! which mean do you mean? you are mixing Ux and ux so it is hard to understand what are you looking for. Time averaged mean velocity one already have in UMean array.

Forum: OpenFOAM Community Contributions February 19, 2019, 02:23

Replies: 6 [Other] [Request] OpenFOAM mesh to 2D Ansys fluent mesh Views: 2,530 Posted By makaveli_lcf hi Evren) it depends to which team you talk, ESI... hi Evren) it depends to which team you talk, ESI are quite open. I will have a look a bit later what can be done.

Forum: OpenFOAM Community Contributions February 15, 2019, 03:42

Replies: 6 [Other] [Request] OpenFOAM mesh to 2D Ansys fluent mesh Views: 2,530 Posted By makaveli_lcf Hi Evren! You are right since OpenFOAM... Hi Evren! You are right since OpenFOAM works with 3D meshes by default and one does not have to treat 2D or axis-symmetric meshes in some special way, no modifications come to your equations....

Forum: OpenFOAM Bugs August 9, 2018, 07:23

Replies: 30 Problem in fvschemes divSchemes cannot use Gauss linearUpwind Views: 35,041 Posted By makaveli_lcf Yes, you are right. It can either use specific... Yes, you are right. It can either use specific scheme listed in the gradient section or just use default scheme. You can also specify your name for the scheme to use it with several variables, for...

Forum: enGrid June 8, 2018, 09:06

Replies: 19 Primsatic boundary layer creation fixed Views: 5,021 Posted By makaveli_lcf Sorry for misleading you Artur, of course I mean... Sorry for misleading you Artur, of course I mean polyDualMesh convertor in OpenFOAM. So what I had was nicely layered Gambit mesh but with a lot of tet elements in the part where the most of flow...

Forum: enGrid June 8, 2018, 04:47

Replies: 19 Primsatic boundary layer creation fixed Views: 5,021 Posted By makaveli_lcf Hi Artur, great topic, good meshing is... Hi Artur, great topic, good meshing is always a topic for CFD simulations. Did you try to convert your mesh to poly mesh? I got with my old Gambit tet meshes much better results after that. ...

Forum: OpenFOAM Community Contributions May 15, 2018, 02:29

Replies: 89 [Tutorials] OpenFOAM programming tutorials for beginners Views: 37,905 Posted By makaveli_lcf Great job Arthur! Was looking for command line... Great job Arthur! Was looking for command line arguments, which I did long time before, and found perfect instructions here!) Cheers, Alex

Forum: OpenFOAM May 8, 2018, 07:22

Replies: 28 A few simple questions about linearUpwind and limitedLinear Views: 30,387 Posted By makaveli_lcf So I am currently busy but if no ready unswer... So I am currently busy but if no ready unswer will come, I have to look into the code :confused:

Forum: OpenFOAM May 8, 2018, 06:04

Replies: 28 A few simple questions about linearUpwind and limitedLinear Views: 30,387 Posted By makaveli_lcf Hi guys! I am making currently some testing... Hi guys! I am making currently some testing with limitedLinear(V) schemes, and I totally see no difference between limiter 0..1! I would expect with limitedLinear 0 to act as linear divergence...

Forum: OpenFOAM Running, Solving & CFD April 11, 2018, 04:10

Replies: 10 Does anyone work with curl in OpenFoam Views: 5,878 Posted By makaveli_lcf Dear Hrv, is there a point why Hodge dual is... Dear Hrv, is there a point why Hodge dual is taken in favour of the Gauss reconstruction of curl? Thank you in advance! Best regards, Sasha

Forum: OpenFOAM Community Contributions March 6, 2018, 15:42

Replies: 2 Sticky: [Other] Thanks to the people who are making this forum successful Views: 5,183 Posted By makaveli_lcf Thank you Tobi for this initiative! It's great! ... Thank you Tobi for this initiative! It's great! And congrats with submitting your thesis!)))

Forum: OpenFOAM Meshing & Mesh Conversion February 20, 2018, 17:27

Replies: 1 [snappyHexMesh] snappyHexMesh issue on parallel meshing Views: 808 Posted By makaveli_lcf Beg you pardon guys, the issue was about medial... Beg you pardon guys, the issue was about medial smoothing, by default it goes all way away from corners and made such a fancy patterns in my mesh. The solution is one line: // To avoid...

Forum: OpenFOAM Meshing & Mesh Conversion February 20, 2018, 13:08

Replies: 1 [snappyHexMesh] snappyHexMesh issue on parallel meshing Views: 808 Posted By makaveli_lcf snappyHexMesh issue on parallel meshing Dear FOAMers, just encountered an issue when running snappyHex in parallel, please check and image attached. The artifacts appear when I have added the layers and mesh distortion location is...

Forum: OpenFOAM Community Contributions February 2, 2018, 05:10

Replies: 89 [Tutorials] OpenFOAM programming tutorials for beginners Views: 37,905 Posted By makaveli_lcf Short remark: I personally 'hate' those... Short remark: I personally 'hate' those headerOk() to typeHeaderOk() changes in OF. For which purpose are they? It is just getting away from OOP paradigm, no backward compatibility at all.

Forum: OpenFOAM Community Contributions February 2, 2018, 05:08

Replies: 89 [Tutorials] OpenFOAM programming tutorials for beginners Views: 37,905 Posted By makaveli_lcf Hi, you are right, it is different in the OF... Hi, you are right, it is different in the OF v5. typeHeaderOk (https://cpp.openfoam.org/v5/classFoam_1_1IOobject.html#a502277b550df87b3c8e006d8b36af4a4) () is a new method of IOobject...

Forum: OpenFOAM January 27, 2018, 16:44

Replies: 0 Is foamyMesh not included into OF 5.0 binaries? Views: 834 Posted By makaveli_lcf Is foamyMesh not included into OF 5.0 binaries? Hi everyone! Just noticed going through tutorials on my Ubuntu LTS 16.04 that foamyMesh* tools are not available by default via apt installation. Compiling them from applications folder worked. ...

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