The number of blades on a ship's propeller isn't arbitrary — it's a carefully balanced compromise between power, efficiency, ...

Naval Group manufactured a new-generation propeller via a metal 3D printing process, mounted on a tripartite minehunter.This propeller is 2.5-m in diameter, supported by five 200-kg blades. The ...

Add Yahoo as a preferred source to see more of our stories on Google. Dolphins are incredible — so incredible that researchers copied their skin in hopes of saving some dollars and reducing CO2 ...

In this episode on Tekniq, we embark on a journey through the local production process of ship propellers, gigantic bells, ...

Maritime technology firm EcoNavis Solutions has retrofitted a vessel operated by Kaizen Ship Management with its energy-saving propeller hub cap designed to cut bunker fuel use and emissions. This ...

Arguably there is no more important piece of the vessel’s drive train than the propeller. If propeller geometry is out of whack, either from inaccurate design or a strike in the water, the results, if ...

Considered to be the last great French merchant Ship, the Belem is an impressive three-mast Vessel reaching 34 metres (112 ft) tall and 58 metres (90 ft) long. As well as possessing an impressive 22 ...

Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend downloading it as a PDF. Visit NAP.edu/10766 to get more information about this ...