OpenLB – Open Source Lattice Boltzmann Code › Forums › on Lattice Boltzmann Methods › General Topics › Multicomponent flow without phase change › Reply To: Multicomponent flow without phase change October 29, 2020 at 4:15 pm #5255 mathiasKeymaster Dear Frank, for a ratio of about 100, I would go for a free surface modell. It noods to be implemented in OpenLB. We are happy to include it in OpenLB if you like. Best Mathias