According to marine and engineering consultancy, LOC Renewables, out of 96 European ports analysed, only a limited number of them in Scotland, Norway and Spain are able to operate floating offshore wind farms.
Most of European ports are not able to enable manufacturing and assembly works for large-scale floating wind farms. Today, the biggest floating wind farm has a total capacity of 30MW and has just five turbines.
These results came from a LOC Renewables’ research for a floating wind joint...
https://safety4sea.com/few-european-ports-can-accommodate-floating-offshore-wind-farms/