OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › Multi-mesh › Reply To: Multi-mesh June 29, 2021 at 2:41 pm #5757 POSThuParticipant Dear Adrian, In some example cases, there is a command named “SuperLatticeRefinementMetricKnudsen3D”, isn’t it a method to do the grid refinement? Best Regards, mengqiang