Procedure for installing offshore wind turbines, foundations for wind turbines and using such a foundation

摘要

The invention relates to a method for installation of windmills at sea. The windmills are placed upon beds on the sea bottom, with bed and windmill comprising tower, mill top and rotor assembled in mainly one piece in another location than the final location of the windmill. The invention is characterized in that the bed and the windmill in one piece is shipped by means of a craft and brought to the place for the final location, and that bed and windmill in one piece under application of a crane such as a floating crane is placed on the final location. The invention relates as well to a bed for windmills. The bed comprises a base piece and one on the base piece placed plinth part, upon which the windmill tower may be placed and fastened, so that the base piece of the bed is composed of essentially uniformly formed base piece segments, which together make up the base piece of the bed. Furthermore, the invention relates to an application of such a bed.