New version of OpenLB was released. Download here OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › about Unit Converter › Reply To: about Unit Converter May 25, 2020 at 1:39 pm #4985 iJokerifyParticipant I set this values at random, using the dependency seen in the examples like: dt has to be less, when dx. The velocity in real test has to be 0.05 to 0.5 m/s. The maximum simulation time is 2 seconds. Thanks for your help! This reply was modified 5 years ago by iJokerify.