OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › channel3d in olb1.6 and olb1.5 › Reply To: channel3d in olb1.6 and olb1.5 November 6, 2023 at 4:09 pm #7900 FBukreevKeymaster Dear Fuxin, I have not investigated this topic about pressure detailled myself, so you nead to look for the reference values in some literature. Best regards Fedor