Gwynt y Môr
576 MW Partial Generation/Under Construction United Kingdom

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Developers/Owners/Operators
RoleOrganisation 
Developer
Gwynt y Mor Offshore Wind Farm Limited (RWE Innogy UK (formerly RWE npower renewables))
correct
Operator
Gwynt y Mor Offshore Wind Farm Limited (RWE Innogy UK (formerly RWE npower renewables))
correct
Owner correct
Owner correct
Owner correct
Owner correct
Owner-Offshore Transmission
Balfour Beatty Equitix Consortium
correct
Project Details for Gwynt y Môr
General Information Name Gwynt y Môr correct
Other names Gwynt y Mor correct
Country name United Kingdom correct
Region Wales, North correct
Comments Hub height provided is the maximum height.

Between the 25th May and the 10th of August Seaway Heavy Lifting vessel Stanislav yudin set a record for the rate of foundations installed. 80 monopiles and 32 transition pieces in 77 days.
correct
Round (or category) Round 2 correct
Development status Partial Generation/Under Construction correct
Comments on the status See events table for latest status correct
Power & Turbines Notice any Errors? You can keep this an open resource by submitting corrections!
Project Capacity 576 MW correct
Turbine Model SWT-3.6-107 (Siemens) correct
Turbine Capacity 3.6 MW correct
Number of Turbines 160 correct
Total Turbine Height 151.5 m correct
Hub Height 98.00 m correct
Rotor Diameter 107 m correct
Foundation Grounded: Monopile correct
Windspeed 10 Year Mean Wind Speed (2000-2009) Available online now
Detailed wind speed data 6 hr/day/month historic data
Costs Stated Project Cost EUR(mill) 2700.00 correct
Location & Environment Sea name Irish Sea (Irish Sea) correct
Centre latitude 53.460° correct
Centre longitude -3.599° correct
Area 86 km2 correct
Depth range (Chart Datum) 13 m - 32 m correct
Depth range stated by developer 12 m - 28 m correct
Distance From Shore (reported) 13 km correct
Distance From Shore (computed from centre) 18.1 km correct
Ports Installation base Mostyn/Birkenhead correct
Ops and maintenance Mostyn correct
Grid Converter platforms None correct
Offshore transformers Gwynt y Mor OSPE Substation, Gwynt y Mor OSPW Substation correct
Grid connection point Bodelwyddan, St Asaph Business Park, Denbighshire correct
Cable landing point Pensarn, nr Abergele correct
Export Cables
Please note that export cables connect the offshore transformer (substation) to either; shore or an offshore HVAC-HVDC converter station for onward transmission via HVDC cabling. Please see the converters page for planned converter stations and transmission cables.

The export cable length does not generally include the onshore component. The exception is when the onshore substation is close to shore.
Number of Export Cables 4 correct
Average length per cable 21.3 km correct
Transmission type (e.g. HVAC) HVAC correct
Nominal voltage 132 kV correct
Maximum voltage correct
Power rating correct
Number of cores 3 correct
Conductor type Cu correct
Section Area 500 mm2 correct
Insulation correct
Number fibre optics correct
Export minimum bend radius (MBR) correct
Burial depth correct
Comments correct
Onshore Cables Number of onshore cables 12 correct
Average length per cable 11 km correct
Comments 132kV correct
Array Cables Array cable length 148 km correct
Estimated cable length LogIn
Transmission type (e.g. MVAC) MVAC correct
Nominal voltage 33 kV correct
Maximum voltage correct
Burial depth correct
Number of cores 3 correct
Conductor type Cu correct
Section 185/500 mm2 correct
Insulation XLPE correct
Power rating correct
Number of fibre optics 48 correct
Minimum bend radius (MBR) correct
Comments correct
Benefits Homes powered annually 322070 correct
CO2 reduced per year 650903 tonnes correct
SO2 reduced per year 15137 tonnes correct
Expected life correct
Other Website Visit correct