A volute is a curved funnel that increases in area as it approaches the discharge port.

The vessel can now proceed to the discharge port.

Once in the discharge port, the cargo is pumped ashore using the cargo pumps.

The sump pump forces the collected water through a discharge port on the side of the housing.

Begin by threading a PVC male adapter into the discharge port.

Shortly thereafter, the chamber becomes open to the discharge port again and the pumping cycle starts over.

A discharge port opened, letting in blinding tropical sunlight.

In a voyage charter the charterer rents the vessel from the loading port to the discharge port.

Thereafter the coal is transported to the discharge ports of Ennore and Tuticorin by ships.