CPP for smaller ships and boats has been around for a century, but CPP for larger ships a few decades: 1935 Liaaen (later acquired by Ulstein) develops the first controllable pitch propeller. The Heliston propeller range is introduced with cavitation-reducing blade shapes. Ships include Aquitania, …

It has been a lot of discussion about CPPs on the forum lately, not all based on facts. Here are some facts about one of the oldest and best known brand of CPPs. KaMeWa: Controllable pitch propeller Controllable pitch propellers renowned for their high efficiency and blade bearing arra…

not a fan of reduction gear outside the hull!

Really depends on why the CPP is fitted. If it is fitted to protect the main engine or to reduce fuel consumption then it is a liability. Usually soooo slow in changing pitch that it actually becomes dangerous. If it is fitted to improve manoeuvrability coupled with a relatively high powered engi…

Controllable Pitch Propellers (CPP)

Engineering Marine Engineering

Mmamate April 4, 2024, 1:56am 4

Works great!

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Controllable Pitch Propellers (CPP)

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