Technical Articles Articles

Designing a clip/dog plate for seafastening

Introduction In an earlier article, we saw how to design stoppers for seafastening. Stoppers are items that are used to contain the translation movements (longitudinal and transverse directions) of a cargo on the deck/hold of a vessel. That brings us to the question –...

The Bulbous Bow – types, characteristics, and effects

This is Part 2 of the two-part series on Bulbous Bows. For Part 1, click here By Tamal Mukherjee, *This article originally appeared in May 2019 edition of Marine Engineers Review (India), the Journal of Institute of Marine Engineers India. It is being...

Marine Propeller and Shafting Alignment – Part 2

Gap & Sag Alignment Gap and Sag Alignment is carried out to bring the engine to its final position, in case of directly coupled installations, and to bring the gear box to its final position in case of installations with reduction boxes. The figure below indicates...

Marine Propeller Shafting and Shafting Alignment – Part 1

*****This article first appeared in July 2018 edition of Marine Engineers' Review (MER), India. We're reproducing it for the readers of our blog***** Abstract: Since 2013, Shaft Alignment Practice has undergone a change, with developments of Analysis tools. At the...

Getting the right thickness of GRP laminate for your boats

Getting the right thickness of GRP laminate for your boats

Introduction GRP laminates are widely used in the fabrication of high-speed crafts and light crafts/boats globally....

Designing Fillet Welds for Symmetrical Joint Sections

Designing Fillet Welds for Symmetrical Joint Sections

Introduction Fillet welds are the most commonly used weld types in marine structures. A fillet weld is used when there...

Designing a stanchion/stopper for sea-fastening of deck cargo

Designing a stanchion/stopper for sea-fastening of deck cargo

Introduction Stanchions – a familiar term for mariners and ship designers. What are Stanchions? A stanchion is...

Fendering – an Introduction

Fendering – an Introduction

In this two part article we will talk about Fendering, which is one of the basic but critical operations related to a...

Loadouts – An introduction

Loadouts – An introduction

Image source: Flickr Loadout Operations - an Introduction Loadout is a term oft heard of in the marine/offshore...

Introduction to Pipe Transportation – Part 3 (Engineering)

Introduction to Pipe Transportation – Part 3 (Engineering)

Introduction to Pipe Transportation - EngineeringIn Part 1 we learnt about pipes, while in Part 2 we...

Introduction to Pipe Transportation – Part 2 (Planning & Scheduling)

Introduction to Pipe Transportation – Part 2 (Planning & Scheduling)

In Part 1, we looked at the properties of pipes. In this section, we will be looking at the Planning & Scheduling...

Pipe Transportation – An Introduction (Part 1)

Pipe Transportation – An Introduction (Part 1)

(To read Part 2, click here) This is the first part in the 3-part series on Pipe Transportation. In this part we will...

Ship Corrosion – Cathodic Protection and Sacrificial Anodes

Ship Corrosion – Cathodic Protection and Sacrificial Anodes

CATHODIC PROTECTION ON SHIPS – SACRIFICIAL ANODES Image Source: pixabay SECTION 1 – INTRODUCTION Due to the...

Longitudinal Strength of Ships – an Introduction

Longitudinal Strength of Ships – an Introduction

LONGITUDINAL STRENGTH OF SHIPS – A GUIDE Source: http://worldwideflood.com Talking about strength of a ship, the...

Bollard Pull Calculations – an Introduction (Part II)

Bollard Pull Calculations – an Introduction (Part II)

Bollard Pull Calculations for Towing Operations Part II - Finding out the maximum feasible tow speed (To read Part I,...

Bollard Pull Calculations – an Introduction (Part I)

Bollard Pull Calculations – an Introduction (Part I)

Bollard Pull Calculations for Towing Operations - an Introduction Part I – Calculating the required Bollard Pull (BP)...

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