Inner Dowsing

97.2 MW Fully Commissioned United Kingdom

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Latest Update: 05 August 2015
Diving works commenced at turbines ID14, ID16, ID24 and ID30. Read More
Developer correct
Operator correct
Operator-Offshore Transmission correct
Owner correct
Owner correct
Owner-Offshore Transmission correct
Project Details for Inner Dowsing
General Information Name Inner Dowsing correct
Other names correct
Country name United Kingdom correct
Region England, East Midlands correct
Comments Centrica are planning to dispose of all of their interests in Offshore wind.

The cost for both Lynn and Inner Dowsing Projects is "at least 300m GBP". The Oct 2009 equity sale and project finance round values the project at GBP460m in aggregate, or, if split pro-rata by MW, 230m GBP for each of Lynn and Inner Dowsing.
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 97.2 MW correct
Turbine Model SWT-3.6-107 (Siemens) correct
Turbine Capacity 3.6 MW correct
Number of Turbines 27 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
Costs Stated Project Cost GBP(mill) 150.00 correct
Location & Environment Sea name North Sea, Southern North Sea (Humber) correct
Centre latitude 53.191° correct
Centre longitude 0.446° correct
Area 10 km2 correct
Depth range (Chart Datum) 6 m - 8 m correct
Depth range stated by developer 6 m - 14 m correct
Distance From Shore (reported) 5 km correct
Distance From Shore (computed from centre) 6.2 km correct
Ports Installation base Esbjerg (pre-assembly) correct
Ops and maintenance Grimsby correct
Grid Converter/Collector platforms None correct
Offshore transformers None correct
Grid connection point Middlemarsh, Skegness correct
Cable landing point Skegness, Lincolnshire 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 6.6 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 correct
Insulation XLPE correct
Number fibre optics correct
Export minimum bend radius (MBR) correct
Burial depth 2 m correct
Comments correct
Onshore Cables Number of onshore cables correct
Average length per cable 5 km correct
Comments 33kV correct
Array Cables Array cable length 16 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 correct
Insulation XLPE correct
Power rating correct
Number of fibre optics correct
Minimum bend radius (MBR) correct
Comments correct
Benefits Homes powered annually 68842 correct
CO2 reduced per year 139131 tonnes correct
SO2 reduced per year 3236 tonnes correct
Expected life 25.0 years correct
Other Website Visit correct

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