OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › Axisymmetry condition › Reply To: Axisymmetry condition February 16, 2023 at 11:45 am #7196 FBukreevKeymaster Hello Mike, unfortunately we have not implimented the axisymmetric BC jet. You can use GPU to simulate the whole geometry, you can have several millions cells in the lattice in that case. Regards Fedor