On Mon, Apr 17, 2023 at 6:37 AM Edoardo alinovi <[email protected]> wrote:
> Sure thing, the solver I am working on is this one: > https://gitlab.com/alie89/flubio-code-fvm. > > It is a 3D, collocated, unstructured, finite volume solver for > incompressibility NS. I can run steady, unsteady and I can use SIMPLE, PISO > and Factional step method (both explicit and fully implicit momentum). I > can also solve for turbulence (k-omega, BSL, SST, Spalart-Allmars, LES). I > have also implemented some kind of Immersed boundary (2D/3D) that I need to > resume at some point. > > Hot topic of the moment, I am developing a fully coupled pressure based > solver using field-split. What I have now is working ok, I have validated > it on a lot of 2D problems and going on with 3D right now. If all the > tests are passed, I'll focus on tuning the field splitting which looks to > be a quite interesting topic! > I think a very good discussion of the issues from the point of view of FEM is https://arxiv.org/abs/1810.03315 There should be a similar analysis from the FVM side, although it might not be possible to find a pressure discretization compatible with the FVM velocity for this purpose. Thanks, Matt > Flubio is a project I have been carrying on since PhD days. The > implementation is 99% on my shoulders, despite the fact I am > collaborating with some people around. I am coding evenings and > weekends/free time, it gives me a lot of satisfaction and also a lot of > insights! > -- What most experimenters take for granted before they begin their experiments is infinitely more interesting than any results to which their experiments lead. -- Norbert Wiener https://www.cse.buffalo.edu/~knepley/ <http://www.cse.buffalo.edu/~knepley/>
