@乌云盖雪
你的k文件写错了,下面是一个我随便找的示例文件
/*--------------------------------*- C++ -*----------------------------------*\
| =========                 |                                                 |
| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
|  \\    /   O peration     | Version:  v2012                                 |
|   \\  /    A nd           | Website:  www.openfoam.com                      |
|    \\/     M anipulation  |                                                 |
\*---------------------------------------------------------------------------*/
FoamFile
{
    version     2.0;
    format      ascii;
    class       volScalarField;
    object      k;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#include        "include/initialConditions"
dimensions      [0 2 -2 0 0 0 0];
internalField   uniform $turbulentKE;
boundaryField
{ // 你的k文件这里是圆括号……
    #includeEtc "caseDicts/setConstraintTypes"
    //- Define inlet conditions
    #include "include/fixedInlet"
    outlet
    {
        type            inletOutlet;
        inletValue      $internalField;
        value           $internalField;
    }
    lowerWall
    {
        type            kqRWallFunction;
        value           $internalField;
    }
    motorBikeGroup
    {
        type            kqRWallFunction;
        value           $internalField;
    }
    #include "include/frontBackUpperPatches"
}
// ************************************************************************* //