The turbine installation vessel âWindlifterâ, developed by Ulstein Idea Equipment Solutions and Ulstein Sea of Solutions, is suitable for single lift installations. Unlike jack-up units, the vessel is not limited by waterdepth. The installation system is a modular, mechanical system to skid turbines from the vessel onto the foundation. All components in the installation system are relatively close to deck level, improving accessibility and reducing maintenance costs. The âNorthernâŚ