OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › Poiseuille 2D (Erroneous results for lx and ly smaller than 1) › Reply To: Poiseuille 2D (Erroneous results for lx and ly smaller than 1) July 28, 2021 at 9:06 pm #5857 achodankarParticipant Hello Adrian, I change the geometric domain values, i.e lx and ly are set to values smaller than 1. For example: lx=0.2 and ly=0.1. The output vtk files don’t show up for this case. Thank you. Yours sincerely, Abhijeet