OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › setWallFunctionBoundary › Reply To: setWallFunctionBoundary April 9, 2023 at 11:22 am #7380 yx19971028Participant Thanks for your reply. Could you please explain the reason in detail? Now what’s the problem with setWallFunctionBoundary in simulating flow around a square cylinder convex corner points. Thank you, Xu Yang