Iberdrola exports Spanish innovation to the Baltic: Seville-made RTS coatings for the German Windanker wind farm

 

 

 

Iberdrola chooses RTS technology for the protection of critical infrastructure in the North Sea

 

Iberdrola has selected a technical solution developed by the Seville-based company Sustainable Technical Coatings (RTS) to ensure the durability of the 21 transition pieces of your offshore wind farm wind anchor, currently under construction in German waters of the Baltic Sea. This operation consolidates the export of technical know-how Spanish in international energy infrastructure projects.

 

Industrial synergies: from Seville and Avilés to the German market

 

The collaboration involves the integration of national industrial capabilities. The metal structures, which serve as a link between the foundation and the wind turbine tower, have been manufactured in Avilés by the Spanish company. WindarSubsequently, these pieces have received a special treatment developed by RTS, based in Utrera (Seville).

 

The applied solution is an innovative compound based on natural cork, specifically designed to withstand the extreme salinity and corrosion conditions of the marine environment. RTS, participated by Iberdrola through your program PERSEUS, has managed to adapt its technology from the energy rehabilitation of buildings to the protection of critical assets offshore accounts, including wind turbines and substations.

 

Key facts about the Windanker project and strategic investments

 

El park wind anchor, with an installed capacity of 315 MWIt is scheduled to enter commercial operation by the end of 2026. This asset will be the company's third in the German Baltic, adding to the projects of Viking y Baltic EagleFrom a financial and corporate perspective, the project has had the participation of the Japanese company since December 2024. Kansai, which holds 49% of the investment, maintaining Iberdrola the majority position with 51%.

 

The following details the operational and investment figures linked to the project and the energy company's overall strategy:

 

Concept	Data / Figure
Windanker Capacity	315 MW
Entry into operation	End of 2026
Corporate Structure	Iberdrola (51%) / Kansai (49%)
Total Investment in Offshore Wind Power	25.000 millones de euros
R&D&I Investment (2024)	More than 400 million euros
R&D&I Forecast (2025-2028)	1.600 millones de euros

 

Open innovation as an engine of competitiveness

 

Incorporation RTS The project responds to the open innovation strategy channeled through the program PERSEUSThis corporate vehicle has invested in more than 30 companies and has generated an ecosystem of more than 300 startups focused on electrification and sustainability.

 

Among the key milestones of the international strategy of IberdrolaIt is worth noting:

 

• Global leadership in private investment in R&D&I in the energy sector, according to the European Commission.
• Project development offshore accounts operations in the United Kingdom (West of Duddon Sands, East Anglia One) and France (Saint-Brieuc).
• Expansion in the United States with the Vineyard Wind One project and new developments in the United Kingdom (East Anglia Two and Three).

 

Key points and frequently asked questions about the Windanker project

 

What role do Spanish companies play in the German Windanker industrial park?
A fundamental role in the supply chain: Windar (Avilés) manufactures the transition pieces and RTS (Seville) provides the technological coating of natural cork to protect them from the marine environment.

 

When will the wind farm be operational and what will its capacity be?
El park wind anchor It is scheduled to begin operations at the end of 2026 and will have a capacity of 315 MW, being the third project of Iberdrola in the German Baltic.

 

What is Iberdrola's PERSEO program?
It is the company's international open innovation program, through which it invests in startups and technology companies like RTS to promote the energy transition, validating and integrating new technologies into its global projects.