300 MW Fully Commissioned United Kingdom

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Developer correct
Main Contractor-EPCI
Design-build/overall electrical design for grid connection including power system studies, offshore substation, onshore substation, reactive power compensation, offshore array & export cables (in consortium with Prysmian) and onshore export cables.
Operator correct
Owner correct
Owner-Offshore Transmission
Project Details for Thanet
General Information Name Thanet correct
Other names correct
Country name United Kingdom correct
Region England, South East correct
Comments correct
Round (or category) Round 2 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 300 MW correct
Turbine Model V90-3.0 MW Offshore (Vestas) correct
Turbine Capacity 3 MW correct
Number of Turbines 100 correct
Total Turbine Height 115 m correct
Hub Height 70.00 m correct
Rotor Diameter 90 m correct
Foundation Grounded: Monopile correct
Windspeed 10 Year Mean Wind Speed (2000-2009) Available online now
Costs Stated Project Cost GBP(mill) 900.00 correct
Location & Environment Sea name North Sea, Southern North Sea (Thames) correct
Centre latitude 51.430° correct
Centre longitude 1.633° correct
Area 35 km2 correct
Depth range (Chart Datum) 14 m - 23 m correct
Depth range stated by developer 20 m - 25 m correct
Distance From Shore (reported) 12 km correct
Distance From Shore (computed from centre) 17.7 km correct
Ports Installation base Dunkirk correct
Ops and maintenance Ramsgate correct
Grid Converter/Collector platforms None correct
Offshore transformers Thanet Substation correct
Grid connection point Richborough correct
Cable landing point Pegwell Bay 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 25.5 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 1000/630 mm2 correct
Insulation XLPE correct
Number fibre optics 48 correct
Export minimum bend radius (MBR) 3.3 m correct
Burial depth 1 to 3 m correct
Comments correct
Onshore Cables Number of onshore cables 6 correct
Average length per cable 2.4 km correct
Comments 132kV Al correct
Array Cables Array cable length 65 km correct
Estimated cable length LogIn
Transmission type (e.g. MVAC) MVAC correct
Nominal voltage 33 kV correct
Maximum voltage correct
Burial depth 0.6 m correct
Number of cores 3 correct
Conductor type Cu correct
Section 95/300/400 mm2 correct
Insulation EPR correct
Power rating correct
Number of fibre optics 48 correct
Minimum bend radius (MBR) correct
Comments correct
Benefits Homes powered annually 212477 correct
CO2 reduced per year 429415 tonnes correct
SO2 reduced per year 9986 tonnes correct
Expected life 40.0 years correct
Other Website Visit correct

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