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STEESMAT · Project

Smart Power Systems for Greener and More Efficient Large-Scale Ship Operations

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Imagine replacing a bulky, old-fashioned power box on a ship with a smart electronic brain that manages electricity much better. This system lets ships easily plug in batteries and hydrogen fuel cells, similar to how a modern smartphone manages different power modes. It makes the whole ship run cleaner and wastes far less energy.

By the numbers
7,752,035
EU Contribution in EUR
30
Days of real-environment operation for validation
2030
Target year for environmental goals
2050
Target year for environmental goals
The business problem

What needed solving

Large ships struggle to reduce GHG emissions due to inefficient power distribution and the difficulty of integrating modern green energy sources like batteries and fuel cells.

The solution

What was built

A plug&play Solid State Transformer (SST) system, a low voltage DC grid architecture, and an AI-based smart management and control system.

Audience

Who needs this

Large-scale commercial ship ownersMarine power system integratorsGreen ship designersMaritime certification bodies
Business applications

Who can put this to work

Maritime Shipping
enterprise
Target: Large vessel operator

If you are a large vessel operator dealing with high GHG emissions and strict 2030 environmental targets — this project developed a Solid State Transformer system that increases energy efficiency and allows the integration of fuel cells and batteries.

Shipbuilding
enterprise
Target: Shipyard and naval architect

If you are a shipyard dealing with complex power distribution for new builds — this project developed a plug&play power electronic system and a secondary low voltage DC grid architecture that simplifies installation.

Marine Energy Equipment
any
Target: Power electronics manufacturer

If you are a manufacturer dealing with the lack of standards for DC grids on ships — this project developed new standards and a DNV approved system for market deployment.

Frequently asked

Quick answers

What is the estimated cost or price of the system?

Based on available project data, the specific unit price is not disclosed, although the EU is contributing EUR 7,752,035 to the development.

Is this technology ready for industrial scale?

Yes, the project specifically targets large-scale high powered ships and includes a demonstration on the RV NorthStar Research ship.

How is the IP and licensing handled?

Based on available project data, specific licensing terms are not provided, but the consortium includes major industrial players like Wärtsilä, Eaton, and Danfoss.

What regulations or certifications are being targeted?

The system is being validated for DNV approval to ensure it meets maritime market deployment standards.

What is the timeline for deployment?

The project runs from 2025-01-01 to 2028-06-30, with a 30-day real-world test on a research ship.

How does this integrate with existing ship power?

It uses a plug&play power electronic system based on solid state-transformer technology and a secondary low voltage DC grid.

Consortium

Who built it

The consortium is heavily weighted toward commercialization, with an industry ratio of 46% consisting of 6 industrial partners. The presence of global giants like Wärtsilä, Eaton, and Danfoss, combined with DNV for certification, indicates a strong push for immediate market entry rather than pure academic research. The 13 partners across 5 countries balance high-level research from institutions like Fraunhofer with practical deployment capabilities.

How to reach the team

Contact Maritime Cleantech in Norway

Next steps

Talk to the team behind this work.

Contact us to connect with the STEESMAT consortium for early adoption opportunities.

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