The largest sailing cargo ships in operation

Alewijnse Piriou NEWTOWT ANEMOS - ARTEMIS

Over the millennia, wind power has demonstrated its value as an energy source. It is free, almost always available at sea, doesn’t need to be stored on board and, of course, it has no emissions. It has become especially relevant now in light of the European Commission's goal to achieve a 90% reduction in CO₂ emissions by 2040.

The French company NEWTOWT (formerly TOWT) is one of several forward-thinking shipping companies that are revisiting the idea of sail-powered cargo vessels, supported by a French government grant. Working with Piriou, NEWTOWT has developed the Phenix-class sailing ship for freight transport across the Atlantic and Alewijnse was selected to integrate the complex electrical systems aboard these innovative vessels.

The 80.36-metre-long Phenix-class employs a hybrid electric sailing technique. The vessels operate on a wind-first philosophy, meaning they are primarily propelled by sails. As the vessel moves through the water, the propeller rotates and generates electricity, recharging the batteries when needed. This is a process known as hydro-generation. Electrical energy is only used when manoeuvring in and out of harbours and as auxiliary power in low-wind conditions. Fossil fuel is reserved solely as an emergency backup when the electrical energy supply is exhausted. Together these systems reduce CO₂ emissions by as much as 90 percent.

On board, advanced navigation tools, including hydraulic and wind sensors, enable near-full automation of the sails to ensure that they deliver maximum efficiency. The parallel hybrid propulsion and power generation systems also feature additional new functionality.

Alewijnse’s expertise 

"All of this technology requires careful system control and integration, which demands specific expertise," says Alewijnse project manager Ionut Melescanu. "We were therefore invited to handle the innovative, advanced system integration on this unique prototype vessel, overseeing the programming and functionality of all electrical systems. With 135 years of experience in the engineering, supply, installation and commissioning of electrical systems, including switchboards, we bring broad maritime expertise, not only in the dredging, offshore, and transport sectors, but also in yachts, naval vessels and industrial installations.”

"Our geographical presence and local content knowledge are another significant advantages. The hull of the first ship, Anemos, was constructed in Giurgiu, Romania, with final outfitting and commissioning completed in Concarneau, France. The second vessel was entirely built at the Piriou shipyard in Ho Chi Minh City, Vietnam, where the next four vessels will also be built. For over twenty years, Alewijnse and its own facilities in both Romania and Vietnam, provide local support of the highest quality in engineering, switchboard production and commissioning at the locations where these ships are constructed.”

Contributing to the energy transition

Dumitru Poperesniuc, Sales Manager International at Alewijnse, adds: “We thank Piriou for their trust and confidence as we continue to build sustainable partnerships founded on mutual respect. This new project builds on our successful collaboration with Piriou, for whom we have previously completed the systems integration, engineering and deliveries of the electrical package on board the Anemos and Artemis. We look forward to the future and hope to continue to contribute our expertise to the energy transition that Piriou is helping to make possible.”

Professionalism and pragmatic approach

Julien Florance, Head of Strategic Procurement at Piriou Ingénierie, adds: “We have come to know and work closely with Alewijnse, and after several years of collaboration we particularly value their professionalism and pragmatic approach. It is always a pleasure to visit their production site in Romania and meet their teams. The people there are passionate and deeply committed to the projects.”

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