Rhyl Flats

90 MW Fully Commissioned United Kingdom

"The team at 4C Offshore offer an excellent service - The team are very approachable and deal with any queries quickly and efficiently"

Barry Stolp, Marketing Manager IHC Hydrohammer


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Developers/Owners/Operators
RoleOrganisation 
Developer
correct
Operator
correct
Operator
RWE Innogy UK (formerly RWE npower renewables) (RWE Innogy GmbH)
correct
Owner correct
Owner correct
Owner
Green Investment Bank
correct
Project Details for Rhyl Flats
General Information Name Rhyl Flats correct
Other names correct
Country name United Kingdom correct
Region Wales, North correct
Comments correct
Round (or category) Round 1 correct
Development status Fully Commissioned correct
Comments on the status correct
Power & Turbines Notice any Errors? You can keep this an open resource by submitting corrections!
Project Capacity 90 MW correct
Turbine Model SWT-3.6-107 (Siemens) correct
Turbine Capacity 3.6 MW correct
Number of Turbines 25 correct
Total Turbine Height 133.5 m correct
Hub Height 80.00 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 GBP(mill) 190.00 correct
Location & Environment Sea name Irish Sea (Irish Sea) correct
Centre latitude 53.378° correct
Centre longitude -3.646° correct
Area 10 km2 correct
Depth range (Chart Datum) 4 m - 11 m correct
Depth range stated by developer 6 m - 12 m correct
Distance From Shore (reported) 8 km correct
Distance From Shore (computed from centre) 10.7 km correct
Ports Installation base Mostyn correct
Ops and maintenance Mostyn correct
Grid Converter platforms None correct
Offshore transformers None correct
Grid connection point Towyn correct
Cable landing point Towyn 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 3 correct
Average length per cable 10.5 km correct
Transmission type (e.g. HVAC) MVAC correct
Nominal voltage 33 kV correct
Maximum voltage 36 kV correct
Power rating correct
Number of cores 3 correct
Conductor type Cu correct
Section Area 630 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 3 correct
Average length per cable 2 km correct
Comments 3x33kV, each circuit just under 2km correct
Array Cables Array cable length 18 km correct
Estimated cable length LogIn
Transmission type (e.g. MVAC) MVAC correct
Nominal voltage 33 kV correct
Maximum voltage 36 kV correct
Burial depth correct
Number of cores 3 correct
Conductor type Cu correct
Section 185/630 mm2 correct
Insulation correct
Power rating correct
Number of fibre optics correct
Minimum bend radius (MBR) correct
Comments correct
Benefits Homes powered annually 63743 correct
CO2 reduced per year 128825 tonnes correct
SO2 reduced per year 2996 tonnes correct
Expected life correct
Other Website Visit correct