Subject: How to Model a Vacuum Sewer in SWMM 5
You can model a vacuum sewer as a gravity pipe connected to a storage node connected to an outlet connected to various pipes in a sawtooth pattern connected to a collection tank with a pump that pumps to a force main.
1. Gravity Pipe,
2. Storage Node,
3. An Outlet function that works as a function of the depth in the storage node
4. Series of Pipes in a Sawtooth Pattern,
5. Collection tank,
7. Force Main