OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › Editing The Script › Reply To: Editing The Script September 8, 2022 at 10:52 am #6791 AdrianKeymaster Ok, no problem. By default Smagorinsky is not used in thermal/squareCavity2d (as the example specific #define SMAGORINSKY flag is commented out).