CFD slot die results for kinematic viscosity of 0.2 (turbulence turned on)

relaxationFactors
{
    equations
    {
        U               0.9; // 0.9 is more stable but 0.95 more convergent
        ".*"            0.9; // 0.9 is more stable but 0.95 more convergent
    }

https://www.cfd-online.com/Forums/openfoam-solving/58365-simplefoam-convergence-problems.html


https://www.cfd-online.com/Forums/openfoam-solving/107559-initialization-potentialfoam.html

relaxationFactors
{
    equations
    {
        U               0.85; // 0.9 is more stable but 0.95 more convergent
        ".*"            0.85; // 0.9 is more stable but 0.95 more convergent
    }

relaxationFactors
{
    equations
    {
        U               0.95; // 0.95 is more stable but 0.95 more convergent
        ".*"            0.95; // 0.95 is more stable but 0.95 more convergent
    }

relaxationFactors
{
    equations
    {
        U               0.98; // 0.95 is more stable but 0.95 more convergent
        ".*"            0.98; // 0.95 is more stable but 0.95 more convergent
    }