Materials, dedicated to PISO algorithm in OF:
- icoFoam description – https://openfoamwiki.net/index.php/IcoFoam
- PISO algorithm description – https://openfoamwiki.net/index.php/OpenFOAM_guide/The_PISO_algorithm_in_OpenFOAM
- PISO numerics – https://openfoamwiki.net/index.php/PISO
- Comments on solver – http://www.tfd.chalmers.se/~hani/kurser/OS_CFD_2013/aLookInsideIcoFoam.pdf
PS Comments on SIMPLE algorithm -http://web.student.chalmers.se/groups/ofw5/Presentations/CosimoBianchiniSlidesOFW5.pdf