请教下,算到第二步就报浮点异常,是边界调节设置错了吗?
Afr1yne
帖子
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simple收敛问题 -
parafoam不可用
想看拉格朗日粒子paraview不能看,parafoam就这样,我用的是ubuntu22.04.4和of11,该怎么编译parafoam?请教下 -
关于openfoam网格转换用的windAroundBuildings算例,840万网格的二维模型,网格质量检查过了,计算域是14000*4000米。epsilonInlet 0.0003; // Cmu^0.75 * k^1.5 / L ; L =10
dimensions [0 2 -3 0 0 0 0];
internalField uniform $epsilonInlet;
boundaryField
{
INLET
{
type fixedValue;
value uniform $epsilonInlet;
}OUTLET { type zeroGradient; } WALL { type epsilonWallFunction; value uniform $epsilonInlet; } frontAndBackPlanes { type empty; } #includeEtc "caseDicts/setConstraintTypes"
}
kInlet 1.5; // approx k = 1.5*(I*U)^2 ; I = 0.1dimensions [0 2 -2 0 0 0 0];
internalField uniform $kInlet;
boundaryField
{
INLET
{
type fixedValue;
value uniform $kInlet;
}
OUTLET
{
type zeroGradient;
}WALL { type kqRWallFunction; value uniform $kInlet; } frontAndBackPlanes { type empty; } #includeEtc "caseDicts/setConstraintTypes"
}
nut
internalField uniform 0;boundaryField
{
INLET
{
type calculated;
value uniform 0;
}OUTLET { type calculated; value uniform 0; } WALL { type nutUSpaldingWallFunction; value uniform 0; } frontAndBackPlanes { type empty; } #includeEtc "caseDicts/setConstraintTypes"
}
p
internalField uniform 0;boundaryField
{
INLET
{
type zeroGradient;
}
OUTLET
{
type fixedValue;
value uniform 0;
p0 uniform 0;
}
WALL
{
type zeroGradient;
}
frontAndBackPlanes
{
type empty;
}#includeEtc "caseDicts/setConstraintTypes"
}
Uinlet (10 0 0);dimensions [0 1 -1 0 0 0 0];
internalField uniform (10 0 0);
boundaryField
{
INLET
{
type fixedValue;
value uniform $Uinlet;
}
OUTLET
{
type zeroGradient;
}WALL { type noSlip; } frontAndBackPlanes { type empty; } #includeEtc "caseDicts/setConstraintTypes"
}
时间步长试过1 0.1 0.01 其他的都没动 -
关于openfoam网格转换@李东岳 李老师 我在做一个稳态的算例 但是算出来的结果总是很离谱 不收敛 可以指导下吗
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关于openfoam网格转换请教下,网格用icem画好转换过来的,还需要blockMesh和snappyHexMesh吗?