You can find an extensive hands-on tutorial, courtesy of the ALCF PythonFOAM workshop, here: https://www.youtube.com/watch?v=-Sa2OEssru8 PODFoam/: A pimpleFoam solver ...
Source code Documentation Sample data — The original data used for this product have been supplied by JAXA’s ALOS-2 sample product. These instructions are intended for contributors or advanced users ...