March 11, 2024 at 6:56 pm
Ahmed Hussien
Ansys Employee
Hi Nicholas, how did you calculate the mass by hand and in Fluent? Keep in mind that you are solving 2D axisymmetric which can be a little confusing when calculating the volume and mass. In your case, the Total Volume of a cylinder is (PI *r^2*L) and the mass should be Density*Total Volume.Â