North Hoyle

60 MW Fully Commissioned United Kingdom

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Soil Machine Dynamics

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Latest Update: 01 June 2014
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NWP Offshore Ltd (RWE Innogy UK (formerly RWE npower renewables))
RWE Innogy UK (formerly RWE npower renewables) (RWE Innogy GmbH)
Beaufort Wind Limited (RWE Innogy UK (formerly RWE npower renewables))
Project Details for North Hoyle
General Information Name North Hoyle 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 60 MW correct
Turbine Model V80-2.0 MW (Vestas) correct
Turbine Capacity 2 MW correct
Number of Turbines 30 correct
Total Turbine Height 107 m correct
Hub Height 67.00 m correct
Rotor Diameter 80 m correct
Foundation Grounded: Monopile correct
Windspeed 10 Year Mean Wind Speed (2000-2009) Available online now
Costs Stated Project Cost GBP(mill) 81.00 correct
Location & Environment Sea name Irish Sea correct
Centre latitude 53.417° correct
Centre longitude -3.448° correct
Area 10 km2 correct
Depth range (Chart Datum) 5 m - 12 m correct
Depth range stated by developer 7 m - 11 m correct
Distance From Shore (reported) 7.2 km correct
Distance From Shore (computed from centre) 9.1 km correct
Ports Installation base Mostyn correct
Ops and maintenance Mostyn correct
Grid Converter/Collector platforms None correct
Offshore transformers None correct
Grid connection point Rhyl correct
Cable landing point Rhyl 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 2 correct
Average length per cable 12 km correct
Transmission type (e.g. HVAC) MVAC correct
Nominal voltage 33 kV correct
Maximum voltage correct
Power rating correct
Number of cores 3 correct
Conductor type Cu correct
Section Area 630 mm2 correct
Insulation XLPE correct
Number fibre optics 12 correct
Export minimum bend radius (MBR) correct
Burial depth 1.5 m correct
Comments The cables are approximately 10781m or 13176m long, 139mm diameter (37 kg/m). The cable construction includes integral insulation, core screening and steel armour (for stiffness and impact resistance). Armour wire size of 6mm. correct
Onshore Cables Number of onshore cables correct
Average length per cable 4 km correct
Comments 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 correct
Burial depth 1 m correct
Number of cores 3 correct
Conductor type Cu correct
Section 185 mm2 correct
Insulation XLPE correct
Power rating correct
Number of fibre optics 12 correct
Minimum bend radius (MBR) correct
Comments Cables are armoured overall with a layer of 5mm galvanised steel wires. The array cables are typically 350m or 800m long, 105mm in diameter (21 kg/m). correct
Benefits Homes powered annually 42495 correct
CO2 reduced per year 85883 tonnes correct
SO2 reduced per year 1997 tonnes correct
Expected life 25.0 years correct
Other Website Visit correct

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