OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › Using example (cylinder3D) › Reply To: Using example (cylinder3D) January 30, 2023 at 10:13 am #7149 H.YuParticipant Sorry, it was a problem caused by wrong scaling. I’ve solved the problem, but are there any ways to do more precise calculations? Reynolds 50k or more