OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › Neumann temperature boundary › Reply To: Neumann temperature boundary July 8, 2022 at 7:56 am #6708 antoniowuParticipant Hello Ramiro, You can just follow Johanna’s advice, which is what I did. Besides, I wrote an analytical functor to deal with boundary values at the layer before the outlet. Regards, Antonio