What is a marine pump?

The marine deep well pump refers to the mooring pump used by the tanker/chemical tanker/liquefied gas carrier. It is generally a centrifugal pump. The pump is driven at the bottom of the cargo tank through a long shaft, usually by an oil motor or electric motor installed on the deck. Drive, the advantage is large displacement, simple, easy to repair.The main function of the marine deep well pump is to enter or avoid ballast water and sewage in an emergency situation. Because sometimes the ship's own drainage system in addition to failure or frequent accidents caused by seawater influx, some parts people have no way to understand, such as ballast tanks, chain lockers, sewage ditches, sewage wells can not be used for deep water pumps in addition to this thing .