OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › Heat transfer liquid-solid and heat conduction in solids › Reply To: Heat transfer liquid-solid and heat conduction in solids September 6, 2023 at 1:31 pm #7730 FBukreevKeymaster yes, if you know he concrete cell numbers, you can define there the needed temperature with defineRho().