OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › Undesired condensation in multicomponent flows › Re: Undesired condensation in multicomponent flows March 8, 2018 at 10:40 am #2799 mathiasKeymaster Dear John, What about the initial conditions? How close is the one fluid to 0. Did you try to plax with it like 0.01 or 0.001? Then G=4, the force seperating the fluids in stronger. So, the results seems all right. Best Mathias