Technical Articles Articles

Designing the berth mooring of your vessel with this simple yet effective method

A vessel at berth experiences much lower forces compared to a vessel in the open sea due to the milder environment, but it still requires a mooring configuration suited to the forces it experiences, and also suitable for the type of berthing configuration adopted. The...

Bulbous Bows – History and Design

by Bijit Sarkar, Naval Architect Introduction The eternal search of a naval architect – a perfect bow. Sadly, it never exists. Different bow forms are good for different types, sizes of vessels and seaways. What does a naval architect want out of the bow he designs?...

Understanding how buoys affect the catenary of a mooring line

What is a mooring line? Mooring lines generally comprise ropes, wires, chains or combination of wire and chain used to keep ships, offshore platforms and other floating vessels in position. It connects the structure either to the seabed using an anchor or the quay...

Calculating forces on a ship’s deck cargo – a simplified approach

A cylindrical deck cargo (Source: Wikimedia) Introduction A ship’s deck is used to transport many different types of cargo – from containers to large structures like cranes or heavy modules of an offshore production plant. During transport, the ship suffers from...

How soil vertical stiffness parameters affect buried pipelines

How soil vertical stiffness parameters affect buried pipelines

Introduction Pipe soil interaction is a critical subject of analysis in the field of the offshore industry. A pipe...

Three simple but useful calculations when towing a Vessel

Three simple but useful calculations when towing a Vessel

In this article, we will explore three simple but useful calculations that can be used for towing operations. They...

The why and how of freeboard calculation of a ship

The why and how of freeboard calculation of a ship

Introduction Freeboard is a common term used in vessel operations. Freeboard is the smallest vertical distance between...

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