Freecad CfdOF Tutorial #2: Tube Flow

This tutorial shows you how to simulate the flow in a tube. The difference between laminar and turbulent flow is displayed. As a verification of the CFD-Approach, the analytical solution is compared to the CFD-result. You can find further discussions in the Freecad forum.: https://forum.freecadweb.org/viewtopi... 0:00 Introduction 0:20 Analytical approach 3:39 Analytical solution 5:16 Building up the model with part design workbench 8:15 Simulation parameters with the CfdOF Workbench (laminar model) 18:00 Start of the solver 19:16 Paraview (laminar model) 23:59 Setting up of the RANS-model (turbulence) 24:57 Results in Paraview (turbulence)