Application

This SWCH Type Holding Tank also can be a Sewage Comminuting and disinfecting system regulated by

Annex IV of MARPOL 73/78,for the temporary storage of sewage when the ship is less than 3 nautical milesfrom the neatest land,or transfer to a sewage treatment plant.

The Holding tank has the function of closing disinfecting,Sludge cutting,inner flushing and discharge thetreated sludge to go overboard,open sea or shore connection.

Simple structure,easy operation of the holding tank,which has been obtained the Certificate from CCS China.

Overviews of marine sewage holding tank

Principle Description

The Holding tank is used for storage of raw sewage or remaining solid sludge disposed by the treatment plant.

When it stores raw sewage,a certain amount of chloride can be added into the sewage.

When the sewage reaches specified level,the cutting pump is started to convert solid sludge into small particle sludge by circulating repeatedly.

The sludge can be transported to the reception facilities with the shore connection or it can be discharge overboard when the ship navigates in the non-restricted areas.

Models of marine sewage holding tank