Hornsea Two offshore wind farm
North Sea, off the Yorkshire coast, UK · 2019–2022 (fully operational August 2022) · £3 billion (estimated)
The judgement call
Account-gated at launchAchieved a lower contract price for offshore wind in the UK, demonstrating cost reduction through experience and scale. - Successfully surpassed Hornsea One as the world's largest offshore wind farm, showcasing continuous innovation and capacity expansion in the sector.
Key engineering challenges
Building upon the experience of Hornsea One, managing the logistics and scale of an even larger project. - Installation of 165 turbines and the world's largest offshore power substation. - Ensuring grid connection and stability for such a massive power output.
Project facts
- Client / owner
- Ørsted
- Lead contractor
- N/A (multiple contractors)
- Lead designers
- N/A
- Project type
- new build
- Scale
- 1.32 GW (1320 MW) capacity; 165 Siemens Gamesa 8 MW turbines
- Disciplines
- civil; structural; mechanical; electrical; marine; geotechnical
- Standards & frameworks
- N/A
Sources: Ørsted: https://orsted.co.uk/media/newsroom/news/2021/05/first-turbine-installed-at-hornsea-two-offshore-wind-farm - Tethys - Pacific Northwest National Laboratory: https://tethys.pnnl.gov/wind-project-sites/hornsea-2 - Wikipedia: https://en.wikipedia.org/wiki/Hornsea_Wind_Farm