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2025-03-10 06:25:28
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Anarko on Nostr: Bulbous bows on ships are created using parametric curves and optimization algorithms ...

Bulbous bows on ships are created using parametric curves and optimization algorithms to design the hull's shape and the bulb's parameters.

How it works
Parametric curves are used to create the hull's shape.
Optimization algorithms are used to find the bulb's parameters that minimize the ship's resistance.
The parameters are used to regenerate the optimal bulb.

Purpose
The bulbous bow's purpose is to reduce wave-making resistance, which can lead to increased speed and fuel savings.
Design considerations
The bulbous bow's shape, size, and position are designed to create a bow wave that cancels out the ship's own bow wave.

The bulbous bow is designed for a specific speed, as it can be less effective at other speeds.
The bulbous bow's effectiveness depends on the ship's size and how much time it spends at slow speeds.

History
The bulbous bow was originally used on moderate- to high-speed ships, but is now also used on bulk carriers and other ships.
You can also watch this video to learn more about bulbous bows:
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