Page 38: of Marine News Magazine (January 2021)

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Tech

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Energy Storage Systems

Continue to Expand in North

American Maritime Markets

Perspectives on marine battery solutions from Corvus Energy

By Sveinung Odegard, VP Sales North America, Corvus Energy All images: Corvus Energy orth America is increasingly adopting energy stor- energy storage capacity, and there are 13 vessels under U.S. age systems (ESS) to use in combination with Coast Guard jurisdiction and nine with Canadian ? ag ei- combustion engines or as the sole energy carrier in ther commissioned or under construction.

fully electric-powered systems.

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Trends in ESS technology

We clearly see a transition from ‘consideration’ to ‘execu-

Just a few years ago, battery size was the main consid- tion’ of hybrid and all-electric maritime projects. Stake- eration. Corvus would analyze a vessel’s load pro? le and holders want to explore how to make vessels more energy size the battery system to exactly meet anticipated loads. ef? cient and less polluting. Corvus Energy has deployed However, as battery costs go down, other cost factors in over half of the ESSs aboard vessels globally, totaling over the complete electrical solution rise to prominence. Now 300 megawatt hours (MWh). we see a more relaxed approach to battery sizing, as owners

In North America, Corvus has deployed 24 MWh of discover operational ? exibility in higher battery capacity.

Corvus Orca Energy, the world’s most widely deployed maritime ESS, is versatile for a wide range of applications and scalable from 80-10,000 kWh. 38 | MN January 2021