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 › About ConvectionBC › Re: About ConvectionBC July 11, 2017 at 5:35 pm #2654 mathiasKeymaster For the convection bc, how did you set the to be imposed velocity?