jakob.schratter/SciFEM-Project_CoffeeMugSimulation_Celebic-Schratter
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tweaked parameters to be more realistic -> coffee cup cools down early (as expected)

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jakob.schratter 2026-01-28 11:36:32 +01:00
commit 5ae5e5ed03
5 changed files with 10742 additions and 10731 deletions
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9
mgrid_2/getmatrix.cpp
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@ -434,7 +434,8 @@ double FEM_Matrix::ThermalConductivity(const int subdomain)
{
// ceramic mug
case 0:
lambda = 10.0; // anything from 1 to 4
//lambda = 5.0;
lambda = 30.0;
break;
// water
@ -673,16 +674,16 @@ double FEM_Matrix::Heat_transfer_coefficient(const int subdomain)
{
double alpha = 0.0;
switch (subdomain)
switch (subdomain) // radiation!
{
// ceramic to air
case 0:
alpha = 1.0;
alpha = 15.0;
break;
// air to air (Free Convection Gas - Free Convection Gas : U = 1 - 2 W/m2K (typical window, room to outside air through glass))
case 2:
alpha = 15.0;
alpha = 30.0;
break;
default: