May 30, 2021 · There are three types of keel namely flat keel, bar keel, and duct keel. Flat Keel It is thicker than the adjoining plates and must be of full uniform thickness for 3/5th length amidship.

The duct keel is a plated box/tunnelled keel allowing passage right forward. It provides additional buoyancy, together with a through passageway for cables and pipelines running in the fore …

Aug 10, 2020 · Duct Keel. Duct keel is used in double bottom hull ships and consists of solid plates joint together into a box shape and it allows pipes and other required services to pass …

Jan 29, 2020 · Some bulk carriers and in some container ships, a duct keel is fitted along the centreline of th ship between port and starboard double bottom tanks. It extends from the …

It is important to calculate a vessel’s duct keel clearance to prevent the vessel from running aground. A safe keel clearance allows the vessel to be easily maneuvered and ensures that …

Oct 25, 2024 · Duct Keel: Duct keels are also known as “box keels”. Throughout the length of the keel, it allows pipes and other services. These keels are mounted between the front portion of …

Sep 12, 2023 · The purpose of a duct keel is to provide a passage for pipes and cables that service the ballast tanks and other equipment. It also contributes to the structural integrity of …

assembly is the duct keel that means this one - the one which is encircled (Refer Slide Time: 00:58). That particular construction is referred to as duct keel construction.

Oct 25, 2024 · A keel is just a thick plate running longitudinally across the ship from the bow to the stern, passing through the ship’s bottom construction centerline. In the maritime sector, three …

Duct Keel > This is also termed as Box keel because it allows pipes and other services throughout the keel length. > This is fitted from the forward of the engine room bulkhead to the aft of the …