Page 8: of Maritime Reporter Magazine (May 2018)

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Wind Power: Viking Line Cuts Emissions

As the commercial maritime com- side than the opposite side. The propul- Line handle the complexities of the munity is collectively pressed by sion force created by this pressure LNG tanks on the stern deck as well international and regional regulation to difference drives the vessel forward. The as its regulatory, class and operational cut emissions, news from Viking Line rotor sail operation is automated and requirements.

proves action as Viking Grace -- which is the system will shut down in response In addition to the rotor sail solution already fueled by LNG -- has become the to any disadvantageous changes in the installed on board Viking Grace, Viking ? rst passenger ship in the world to use a direction or force of the wind. Line plans to use wind propulsion in rotor sail for wind-assisted propulsion. the company’s new vessel, due to be

What will it do? operational in 2020. Built in China,

What is a Rotor Sail? In total it is expected to cut fuel the passenger ship will be equipped

The rotor sail was developed by Fin- consumption and reduce emissions by with two mechanical rotor sails sup- land’s Norsepower Oy Ltd. The cylindri- up to 900 metric tons CO2 annually. plied by Norsepower, doubling the wind cal rotor sail installed on Viking Grace is Viking Grace is already operating on power potential. Lloyd’s Register (LR) 24m in height and 4m in diameter and wind assisted voyages between Turku, approved the structure and the risk- uses the Magnus effect for propulsion. Finland and Stockholm, Sweden. The assessment related to the installation of

As the rotor is spinning, the passing air LNG-fuelled ferry has been in opera- the sail in line with its Guidance Notes will ? ow with a lower pressure on one tion since 2013 when LR helped Viking for Flettner Rotor Approval.

Photo of the Month

Cap San Antonio Fully Load- ed and enroute to the next Brazil- ian port. Herbert Boettcher took this photo for Hamburg Süd when he traveled on the container ship Cap San Antonio from Europe to South America and back to Hamburg.

Boettcher started with his worldwide long time project Seamotion in 2004. Boettcher is a German professional photographer work- ing worldwide for shipping companies to cre- ate photos of merchant ships with his unique visual language. He has been working as a graduate designer for more than 20 years and has already received numerous awards for his applied and free photographic work.

Visit his website: www.HerbertBoettcher.com

Contact him at: [email protected] © Herbert Boettcher 2018 Photo: Tuukka Ervasti 8 Maritime Reporter & Engineering News • MAY 2018

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