OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › Slip-free and pressure corner boundary condition › Re: Slip-free and pressure corner boundary condition January 24, 2018 at 2:47 pm #2774 albert.minkModerator I know that OpenLB has a fringe zone implementation. I wonder whether you have implemented by your own, since I can not find the code you showed me in any file.