Yup. I got the solution. Export and save as Msh format and select V2 ASCII. Openfoam don't read version 4 ASCII from gmsh 4.0. Thanks.
Sent from my iPhone > On 19 Oct 2018, at 5:19 AM, Christophe Geuzaine <[email protected]> wrote: > > > >> On 18 Oct 2018, at 08:54, koh kelvin <[email protected]> wrote: >> >> Hi Christophe, >> >> Many Thanks. I've solved the gmsh part as per your advice. However, I tried >> to import it to OpenFOAM. >> > > Does OpenFOAM read Gmsh mesh files? > >> -----from OpenFOAM >> Starting to read mesh format at line 2 >> Read format version 4 ascii 0 >> >> Starting to read physical names at line 5 >> Physical names:8 >> Surface 1 inlet >> Surface 2 outlet >> Surface 3 top >> Surface 4 bottom >> Surface 5 cylinder1 >> Surface 6 cylinder2 >> Surface 7 front&back >> >> Skipping tag $Entities at line 16 >> Starting to read points at line 344 >> Vertices to be read:259 >> Vertices read:194 >> >> >> --> FOAM FATAL IO ERROR: >> wrong token type - expected word, found on line 0 the label 198 >> >> file: IStringStream.sourceFile at line 0. >> >> From function Foam::Istream& Foam::operator>>(Foam::Istream&, Foam::word&) >> in file primitives/strings/word/wordIO.C at line 74. >> >> FOAM exiting >> >> ---------------------------------------------------------- >> Anything wrong with my gmsh file? >> >> sorry to trouble you again. >> On Thursday, 18 October 2018, 1:15:39 PM GMT+8, Christophe Geuzaine >> <[email protected]> wrote: >> >> >> >> >>> On 18 Oct 2018, at 05:02, koh kelvin <[email protected]> wrote: >>> >>> >>> Hi, >>> >>> Greatly Thankful. >>> Please find the file I have attached. >> >> There's no error in your file. However as you only define physical surfaces, >> only quads are saved in the output mesh file. To save the volume elements, >> add >> >> Physical Volume("the volume") = {1:22}; >> >> Christophe >> >>> Please advise me. >>> Thanks. >>> On Thursday, 18 October 2018, 2:34:10 AM GMT+8, Christophe Geuzaine >>> <[email protected]> wrote: >>> >>> >>> >>> >>>> On 17 Oct 2018, at 06:10, koh kelvin <[email protected]> wrote: >>>> >>>> Hi, >>>> >>>> I have encountered an error. I have done the 3D meshing completed. >>>> Everything looks fine. But after save it as .msh file and re-run the 3D >>>> mesh, the error appears. >>>> >>>> Error: No tetrahedra in region 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 >>>> 18 19 20 21 >>>> >>> >>> Can you send an example file + the exact commands that you are running? >>> >>> >>>> Initially, I was intended to import file to OpenFOAM. Error appear too. So >>>> I decided to open the msh file in gmsh to check. >>>> >>>> I don't understand. the geo file shows no error at all. Save in msh error >>>> prone. >>>> >>>> I need your advice to resolve the issue urgently. >>>> >>>> Many Thanks. >>>> >>>> Regards, >>>> Kelvin Xu >>> >>>> >>>> _______________________________________________ >>>> gmsh mailing list >>>> [email protected] >>>> http://onelab.info/mailman/listinfo/gmsh >>> >>> — >>> Prof. Christophe Geuzaine >>> University of Liege, Electrical Engineering and Computer Science >>> http://www.montefiore.ulg.ac.be/~geuzaine >>> >>> Free software: http://gmsh.info | http://getdp.info | http://onelab.info >>> >>> <untitled2.geo><untitled2.msh>_______________________________________________ >> >>> gmsh mailing list >>> [email protected] >>> http://onelab.info/mailman/listinfo/gmsh >> >> — >> Prof. Christophe Geuzaine >> University of Liege, Electrical Engineering and Computer Science >> http://www.montefiore.ulg.ac.be/~geuzaine >> >> Free software: http://gmsh.info | http://getdp.info | http://onelab.info >> _______________________________________________ >> gmsh mailing list >> [email protected] >> http://onelab.info/mailman/listinfo/gmsh > > — > Prof. Christophe Geuzaine > University of Liege, Electrical Engineering and Computer Science > http://www.montefiore.ulg.ac.be/~geuzaine > > Free software: http://gmsh.info | http://getdp.info | http://onelab.info > _______________________________________________ gmsh mailing list [email protected] http://onelab.info/mailman/listinfo/gmsh
