This ‘spider’ crane enables an offshore wind turbine to virtually build itself

Self Drivings Team
2 Min Read

Norway’s WindSpider has developed a lightweight crane system that can autonomously construct offshore wind turbines once the tower is erected.

The Norwegian startup, a member of the Energy Transition Norway collective, has received support from German energy giant RWE since December 2022. WindSpider’s recent partnership with Leirvik Group promises to build an innovative aluminum crane capable of handling up to 1,500 metric tons for turbines up to 20 megawatts.


Once the tower of an offshore wind turbine is in place, the WindSpider crane is installed. This crane utilizes the tower for support during installation of other turbine components, eliminating movement between the crane and the turbine.

The Dolly Crane, moving along the cage, hoists and positions nacelle components, while WindSpider’s Blade Tool secures the blade during connection to the turbine hub.

WindSpider’s unique self-erecting crane design is not constrained by weight or height limitations, making it suitable for even the most challenging and windy environments. It is compatible with both fixed and floating wind turbines.

According to WindSpider, their crane has the potential to cut offshore wind costs by over 50%, promising significant industry transformation. Stay tuned for future developments!

Share your thoughts on the WindSpider crane in the comments below.

Read more: South Fork Wind just became the US’s first fully operational utility-scale offshore wind farm


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