






| Nodes | Valves | Tanks | Pumps |
|---|---|---|---|
| Simple node | Fix valve | Constant level tank | Pump |
| Flow derivation | Opening valve | Air vessel | Serial pumps |
| Node derivation | Closing valve | Surge tank | Pump station |
| Control valve | One way surge tank | ||
| Pressure relief valve | Surge tank with connecting pipe | ||
| Check valve | Surge tank with multiple connections | ||
| Air valve | Surge tank with incoming flow | ||
| Air vessel with air valve |