- Exemple of major head loss calculation: pressure loss in pipe
- Exemple of minor head loss calculation: losses in a valve, elbow...
- Evaluate the parameters of a pumping system: Sizing a pump

this hydraulic diagram illustrates these examples :

used to model the sections in a spreadsheet with a row for each element: see Inventory pressure load head loss*Mecaflux standard*has a 3D engine, it models the network and its eventual ramifications in three dimensions: See aeraulic hydraulic network modeling*Mecaflux PRO3D*