Ship Design and Construction Articles

Sea Pressure Loads Calculation based on DNV Rules

Introduction   Sea pressure loads are an important factor in the structural design of a vessel. What is sea pressure load? As the term suggests, it is the external pressure on the vessel due to the surrounding sea. What kind of pressure it is, and how to...

A quick empirical method for resistance estimation of planing vessels

Resistance estimation for a vessel is a fundamental exercise in design of the vessel. Resistance is a property that depends on the vessel’s shape and form. A conventional ship-shaped vessel with a bulb will have completely different resistance characteristics compared...

Powering the maritime industry with Hydrogen – Part 2

Powering the shipping industry with hydrogen - Part 2: Hydrogen propulsion on a ship - opportunities and challenges   Introduction In the Part 1 of this article, we explored the basic properties of Hydrogen as a fuel, and also the opportunities and challenges...

A simplified method of performing fatigue analysis of offshore structures

A simplified method of performing fatigue analysis of offshore structures   Introduction An offshore structure is subject to environmental loads of waves, wind and current. By their nature, the resulting wave loads on the structure are cyclical. These cyclical...