Underwater wing and bulbous bow lifts passenger vessel fuel efficiency

2020-07-20T18:40:00

The 12-year-old 'Valais' achieved a 24% reduction in fuel consumption following a retrofit with a bulbous nose and an underwater foil. (Image: Jari Ott)

Retrofitting a 12-year-old 30 metre passenger vessel with an underwater wing and a bulbous bow reduced the vessel’s resistance and contributed to a 24% improvement in fuel efficiency.

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