Reply To: Modify Boundary Conditions
To get started, please, have a look at the other examples and also use the Doxygen documentation. Next spring, we also have a new spring school with a OpenLB software lab.
You may use sysmmetry conditions (=slip) or a perodic set-up. For the latter, there is e.g. the TGV example you can have a look how it is realised. A uniform inlet velecity is easy to set. You can use the “Const” functor, it is used in many example. In the user guide there is a section on the functor concept.