An Overview Of Sludge And Bilge Management Onboard Ships

An Overview Of Sludge And Bilge Management Onboard Ships

Sludge discharge from ships – planning, preparation, safety checks & discharging ashore 

Ship generated sludge are the residue from any oil separation process which is usually a mixture of water, solid material and high viscosity oil. Sludge oil means sludge from the fuel or lubricating oil separators, waste lubricating oil from the main or auxiliary machinery, or waste oil from bilge water separators, oil filtering equipment or drip trays, (MARPOL).

Sludge tank – A tank provided to receive oily residues coming from the oily water filtering or separating equipment and from the purification of fuel and lubricating oils. The sludge tank should be easy to empty and inspect. The tank height must not be less than 400mm. The tank floor should have a slope of minimum 15°.

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