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Help with tutorial 12 SnappyHexMesh OpenFOAM® Basic Training

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Old   April 29, 2021, 23:30
Post Help with tutorial 12 SnappyHexMesh OpenFOAM® Basic Training
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edgar africano
Join Date: Apr 2021
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Hi. I have been trying to do the tutorial 12 (https://www.cfd.at/sites/default/fil...rialSeries.pdf) which is about SnappyHexMesh and running a simulation with this mesh. Running the simulation, the following error appaers:


-> FOAM FATAL IO ERROR: (openfoam-2012)
"ill defined primitiveEntry starting at keyword 'internalField' on line 20 and ending at line 12278"

file: /home/xxxxxxx/OpenFOAM/OpenFOAM-v2012/tutorials/basic/scalarTransportFoam/pitzDaily2/0/U at line 12278.

From void Foam:rimitiveEntry::readEntry(const Foam::dictionary&, Foam::Istream&)
in file db/dictionary/primitiveEntry/primitiveEntryIO.C at line 236.


The tutorial says the following to modify the U file:
- Update the U file in the 0 directory so that the velocity in the entire flange domain and at the boundaries is zero.


I modify the U file like this:


FoamFile
{
version 2.0;
format ascii;
class volVectorField;
location "288";
object U;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

dimensions [0 1 -1 0 0 0 0];

internalField nonuniform List<vector>
12225
(
(9.85698 -0.886449 0)
(9.66665 -0.740747 0)
(9.45574 -0.429483 0)
(9.22457 -0.222216 0)
(9.00656 -0.106462 0)
it keeps going.........
)


boundaryField
{
flange_patch1
{
type fixedValue;
value uniform (0 0 0);
}
flange_patch2
{
type fixedValue;
value uniform (0 0 0);
}
flange_patch3
{
type fixedValue;
value uniform (0 0 0);
}
flange_patch4
{
type fixedValue;
value uniform (0 0 0);
}

}


// ************************************************** *********************** //


I am very new to OpenFOAM and I am not sure why it is the error source. I kindly ask to the community where it could be the mistake. Thank you
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Old   April 30, 2021, 04:47
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Max
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Hey,
just a quick look from me. I am not sure if there is an issue in the List but I did see that you are missing a ; after the internalFields, which may give the issue.

internalField nonuniform List<vector>
12225
(
(9.85698 -0.886449 0)
(9.66665 -0.740747 0)
(9.45574 -0.429483 0)
(9.22457 -0.222216 0)
(9.00656 -0.106462 0)
it keeps going.........
)
;
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