Offshore wind farm Kaskasi

Technological research in RWE's sixth wind farm off the German coast

Green electricity to help reaching climate targets

Kaskasi consists of 38 turbines (Siemens Gamesa 9MW) and has an installed capacity of 342MW.

Located 35 km off the coast of Heligoland (North Sea), next to RWE's Offshore wind farms Amrumbank West and Nordsee Ost.

Since its commissioning end of 2022, Kaskasi offshore wind farm is capable to supply the equivalent of approximately 400,000 households with green electricity.

Project status: In operation

Kaskasi at a glance

Infographic detailing Kaskasi wind farm's specifications, including capacity, location, and turbine details.

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Facts & figures

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from Heligoland, German North Sea

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Wind turbines

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Hub height of wind turbines

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Total wind turbine height

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Installed capacity

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Commissioning

Construction of the wind farm

Copyright: Bladt Industries, Semco Maritime
A large offshore wind turbine installation vessel with a crane, positioned near wind turbines in the sea under a cloudy sky.
A wind turbine with a large rotor and a red platform section, set above the sea with yellow buoys in the background.
An offshore ship with a large crane lifts a yellow structure from the water, surrounded by wind turbines in the background.
Copyright: DEME Group
A view of two offshore construction vessels working together, with a yellow cylindrical structure being lifted over the water.
Copyright: DEME Group
An offshore drilling rig stands in the water, featuring a yellow tower and a ship in the background.
An offshore vessel lifts a platform at night with orange cranes. The water reflects the lights.
An impressive offshore vessel lifts a yellow platform from the water. Two tugboats are nearby.
A large vessel equipped with a crane, operating in the sea, with wind turbines visible in the background.

Research projects & innovations

RWE is driving the technological research of the offshore wind industry and is testing innovative foundations, an innovative installation technique and recyclable rotor blades at its Kaskasi offshore wind farm.


Innovative technology for offshore foundations

Steel collars increase load-bearing capacity of entire foundation

An innovative foundation technology is celebrating its premiere at RWE’s Kaskasi offshore wind farm: For the first time ever in the renewables industry special collars were installed around the monopile foundation at seabed level. The ‘collared monopile’ is a design based on a RWE patent.

Illustration showing RWE offshore wind technology with collared monopiles. Includes wind turbine features and location map.

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Infographic detailing a new vibratory hammer technique for offshore wind turbine foundations, highlighting reduced noise and installation benefits.

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Vibrating instead of hammering

Innovative installation technique for offshore foundations

In the research project "VISSKA" the partners want to develop forecast models for installing monopiles using the vibro pilling method, the associated noise emissions, and to validate these models through measurements in offshore conditions. 


RWE & Siemens Gamesa test the world's first recyclable wind turbine blade

Special resin paves the way to full recyclability of wind turbines

The 81-meter long blades contain a new type of resin whose chemical structure enables efficient seperation of this resin from other components. After the wind turbines have been dismantled at the end of their live cycle, the materials protected by the process can thus be reused, e.g. in the automotive industry or in consumer goods. This further paves the way for the complete recyclability of wind turbines.

Infographic showcasing the world's first recyclable wind turbine blade by RWE, detailing the Kaskasi wind farm and recycling process.

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RWE Offshore Wind GmbH

RWE Platz 4
45141 Essen
Germany