旋流器以水为介质在SimpleFoam中层流计算时,速度入口正常,两个压力出口全为负值,困惑
以下是我的p, u, fvSolution
object p;
dimensions [0 2 -2 0 0 0 0];
internalField uniform 0;
boundaryField
{
inlet
{
type zeroGradient;
}
outlet
{
type fixedValue;
value uniform 0.002;
}
outlet_sec
{
type fixedValue;
value uniform 0.0015;
}
wall
{
type zeroGradient;
}
}
object U;
dimensions [0 1 -1 0 0 0 0];
internalField uniform (0 0 0);
boundaryField
{
inlet
{
type fixedValue;
value uniform (-3.2 0 0);
}
outlet
{
type zeroGradient;
}
outlet_sec
{
type zeroGradient;
}
wall
{
type noSlip;
}
}
object fvSolution;
solvers
{
p
{
solver GAMG;
tolerance 1e-06;
relTol 0.1;
smoother GaussSeidel;
}
"(U|k|epsilon|omega|f|v2)"
{
solver smoothSolver;
smoother symGaussSeidel;
tolerance 1e-05;
relTol 0.1;
}
}
SIMPLE
{
nNonOrthogonalCorrectors 0;
consistent yes;
residualControl
{
p 1e-2;
U 1e-3;
"(k|epsilon|omega|f|v2)" 1e-3;
}
pRefCell 0;
pRefValue 0;
}
relaxationFactors
{
equations
{
U 0.9;
".*" 0.9;
}
}