OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › Avoiding spurious peak in residual convergence plot › Reply To: Avoiding spurious peak in residual convergence plot April 6, 2020 at 7:21 pm #4907 mathiasKeymaster Maybe that peak is qhysical. For higher Re one can not even expect a steady state solution. Whould be interesting to see the very prot added a case with the same Re but half grid size.