Questions tagged [ships]

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4 votes
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How does a cable-laying ship retrieve a partly-laid cable?

I was reading an article in the press this week about a project to lay an undersea cable across the Tasman Sea. The ship had had to return to port for repairs and return to complete the job later. ...
Airsick's user avatar
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2 votes
0 answers
121 views

Astute-class submarine nose module shape

The nose module features a continuous ridge running along it's side. The rest of the hull has the typical "cigar" shape as other sub designs. (Q1) Does the "ridge" have a proper ...
Ionkz's user avatar
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2 votes
2 answers
297 views

Longtitudinal Centre of Gravity for Ship Cargo

I did a Civil Engineering course some years ago and this question from my textbook, I have found what seems impossible to get the correct answer of 46.2 m for. By putting this question up I am hoping ...
Rob Wilkinson's user avatar
2 votes
0 answers
102 views

Regarding the ITTC Guidelines for Ship CFD applications

I was reading through the ITTC – Recommended Procedures and Guidelines - Practical Guidelines for Ship CFD Applications (https://ittc.info/media/4196/75-03-02-03.pdf) document and this little thing ...
ASPVL's user avatar
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1 vote
0 answers
88 views

Maneuverability calculation of a catamaran ship with azimuth thruster?

In a competition about ship prototype performance, my team decided to make a small catamaran ship with azimuth thrusters. This competition was originally about speed contest but due to COVID-19 it was ...
swayz zywas's user avatar
1 vote
0 answers
303 views

How to find Ship Transverse Metacentic Height

I did a Civil Engineering course some years ago and from my textbook I had this question. I found that a very interesting question, but unfortunately I haven't been able to find a solution to this. I ...
Rob Wilkinson's user avatar
0 votes
0 answers
67 views

Wooden Sailing Ships - Why The Drag Pieces of Common Logs Were Shaped like Sections of a Circle?

I was reading the website What is the difference between a nautical mile and a knot?, and it said The common log was a rope with knots at regular intervals, attached to a piece of wood shaped like a ...
MeltedStatementRecognizing's user avatar
0 votes
0 answers
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Does somebody know what this piece of equipment is?

I got this equipment from a sailor, I have no idea what this is. Does anyone know?
Neill's user avatar
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0 votes
1 answer
169 views

Ship Longtitudinal Centre of Gravity Position

This question is designed to get help from someone (with some important important questions), so that I can get an understanding on why I cannot quite get the correct answer for this question ...
Rob Wilkinson's user avatar