New to LBM and OpenLB? Attend our upcoming one-week hands-on Spring School in Marseille/France from 19.05.2025 – 23.05.2025. OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › PrTurb in SmagorinskyBoussinesqCouplingGenerator3D › Reply To: PrTurb in SmagorinskyBoussinesqCouplingGenerator3D July 5, 2021 at 5:20 am #5780 POSThuParticipant I think it should be the turbulent Prandtl number, and I will try again. Thank you.