Gwynt y Môr
576 MW Under Construction United Kingdom
Updated weekly to include the latest news, your feedback and other data.
38 Countries, 1323 Windfarms, 9111 Stakeholders, 4314 Events, 824 Vessels, 154 Turbines NEW, 42 Ports,
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Featured Ports
Featured Port
Rebo terminal, port of Oostende, Belgium Image of <%# Eval("PortName") %> Maximum Trenched Depth: 13 m
Entrance Width: 250 m
Spring Tidal Range: 4.5 m
Quay Length: 1500 m
Quay Loading Capability: 20 tonnes/m2
Land for Development: 15 ha
More details...



Who is generating power
Who's Generating Power?
1.  United Kingdom - 3321.2000 MW
2.  Denmark - 871.4800 MW
3.  China - 559.5000 MW
More...
Whose Turbines are Generating?
Whose Turbines are Generating?
1.  Siemens Wind Power A/S (Siemens AG) - 3084.8000 MW
2.  Vestas Offshore A/S (Vestas Wind Systems A/S) - 1401.1200 MW
3.  REpower Systems AG (Suzlon Energy Limited) - 434.5000 MW
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Statistics 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. correct
Round (or category) Round 2 correct
Development status 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) 2000.00 correct
Location & Environment Sea name Irish Sea (Irish Sea) correct
Centre latitude 53.460° correct
Centre longitude -3.599° correct
Area 80 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 1 Substation, Gwynt y Mor 2 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 31.3 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 500 mm2 correct
Insulation correct
Number fibre optics correct
Minimum bend radius (MBR) correct
Burial depth correct
Comments correct
Onshore Cables (new) 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 In purchased database
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

Events on Gwynt y Môr
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DateTypeDescriptionSourceCorrect
Subscribe
Event Type: Operation - Fully Commissioned                                                                                                                                                                                                                                 Operation - Fully Commissioned
Full commissioning is expected in the summer of Subscribe Subscribe correct
Subscribe
Event Type: Installation - Grid Connection Available                                                                                                                                                                                                                       Installation - Grid Connection Available
Grid connection available for the total capacity. Subscribe correct
Subscribe
Event Type: Installation - Foundation Installation                                                                                                                                                                                                                         Installation - Foundation Installation
Foundation installation is expected to finish in Q4 Subscribe. Subscribe correct
Subscribe
Event Type: Operation - Generating Power                                                                                                                                                                                                                                   Operation - Generating Power
Estimated date for the first power produced. Subscribe correct
20-May-2013
Event Type: Installation - Cable installation                                                                                                                                                                                                                              Installation - Cable installation
The 2nd eastern export cable has been installed. Other correct
16-May-2013
Event Type: Installation - Turbine Installation                                                                                                                                                                                                                            Installation - Turbine Installation
The first Siemens 3.6MW turbine has been installed at the site by the Sea Jack vessel. Visit correct
15-May-2013
Event Type: Installation - Foundation Installation                                                                                                                                                                                                                         Installation - Foundation Installation
The installation of 80 foundations and 32 transition pieces is due to start in mid May 2013. Visit correct
22-Apr-2013
Event Type: Installation - Offshore Substation                                                                                                                                                                                                                             Installation - Offshore Substation
The offshore substation installation will start around this date. Visit correct
15-Apr-2013
Event Type: Installation - Foundation Installation                                                                                                                                                                                                                         Installation - Foundation Installation
Construction Update: Monopiles: 80 installed, 80 remaining Transition pieces: 64 installed, 96 remaining Export Cables: East cable to be joined in April, West cable to be laid in April. Visit correct
Apr-2013
Event Type: Installation - Turbine Installation                                                                                                                                                                                                                            Installation - Turbine Installation
Turbine installation is expected to start around this date. Could be delayed until the summer as the Fredrich Ernestine needs more work before it is commissioned. Visit correct
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Added: Wed, 27 Mar 2013 09:17:00 GMT
What is the postcode for the Bodelwydden 400kv Substation? Cant find it anywhere
Ruben

Added: Mon, 10 Dec 2012 16:13:00 GMT
We are able to supply Offshore professionals at short notice who are all qualified and certified to work on Offshore Wind projects, Riggers, Slingers, Cablers etc. Contact darren@aanddrecruitment.co.uk

Added: Thu, 01 Nov 2012 15:18:00 GMT
When doing the grouting will there be a need for grout sock. We manufacture grout sock in the UK

Added: Fri, 28 Sep 2012 17:26:00 GMT
I more or less overlook the site and would very much like to know the exact position of the 'corners' of the windfarm so that I may plot them on a map. But I can't find them on the internet. If someone has the data perhaps they could post them here.

Added: Sun, 23 Sep 2012 17:22:00 GMT
Who is to blame for the destruction of the beauty of our coastline . Politicians or officials ?
Mike Clarke

Added: Tue, 14 Aug 2012 18:32:00 GMT
Specialist Subsea Services vessel the MV Sentinel on site 13th August carrying out seabed inspections and boulder clearances
Dave Jones

Added: Thu, 26 Apr 2012 13:56:00 GMT
How far down the line are the Foundation installation works?
John M

Added: Mon, 27 Feb 2012 23:37:00 GMT
Will vessel transfers be running out Birkenhead, and will Windcats be used for this operation ?
Alan

Added: Tue, 13 Sep 2011 06:03:00 GMT
Has a diving contractor being a pointed for this contract?
Richard


Plato